CN203108379U - Flue gas purification device - Google Patents
Flue gas purification device Download PDFInfo
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- CN203108379U CN203108379U CN 201320029804 CN201320029804U CN203108379U CN 203108379 U CN203108379 U CN 203108379U CN 201320029804 CN201320029804 CN 201320029804 CN 201320029804 U CN201320029804 U CN 201320029804U CN 203108379 U CN203108379 U CN 203108379U
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- rotor
- housing
- liquid
- dividing plate
- inner core
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Abstract
The utility model discloses a flue gas purification device, and belongs to the field of flue gas purification. The flue gas purification device comprises a casing, and an air inlet channel and a liquid distribution pipe which are fixed on the casing, as well as a super gravity machine, a baffle plate and an inner barrel which are arranged in the casing, wherein the baffle plate is arranged on the cross section of the casing; a baffle plate center hole matched with an inner circular ring of rotor packing is formed in the baffle plate; the liquid distribution pipe passes through the baffle plate center hole to be communicated with an absorbing liquid inlet in the casing; the upper end of the inner barrel is fixed on the lower end surface of the baffle plate; a rotor is positioned in the inner barrel; and a plurality of nozzles are arranged on the baffle plate, positioned between the casing and the inner barrel and communicated with the liquid inlet. The flue gas purification device has the three-grade dust removing function, thereby greatly lowering the content of dust in treated gas and improving the dust removing efficiency. Therefore, the flue gas purification device is obvious in dust removing effect.
Description
Technical field
The utility model relates to filed of flue gas purification, particularly a kind of smoke eliminator.
Background technology
Coal produces in when burning and contains harmful substances such as dust, sulfur dioxide, nitrogen oxide and heavy metal Hg in a large number, with these emissions unprocessed directly by smoke stack emission in atmosphere, can major polluting atmosphere environment.In the existing gas cleaning treating apparatus, the hypergravity machines that adopt carry out dedusting and desulfurization denitration demercuration processing to the emission after burning more, the dimension and weight of cleaning equipment has been dwindled in the application of hypergravity machine, hypergravity machine is compared cost of equipment with traditional tower and is reduced significantly, make that also capital expenditure obviously reduces, be widely used in the gas cleaning treating apparatus.
There is a kind of gas cleaning treating apparatus that utilizes hypergravity machine in the prior art, this device mainly comprises housing, be fixed in the inlet channel on the housing and be arranged at the interior hypergravity machine of described housing, the bottom of housing is provided with leakage fluid dram, the top of housing is provided with the gas outlet, the sidewall of housing is provided with inlet and air inlet, air inlet is connected with inlet channel, radial section and the housing of inlet channel are tangent, the centrifugal force that this gas cleaning treating apparatus adopts hypergravity machine to produce cooperates the absorption liquid that is flowed into by inlet that sulphur contained in the pending gas and nitre are handled.
In realizing process of the present utility model, the designer finds that there is following problem at least in prior art:
Gas cleaning treating apparatus of the prior art only can be finished desulfurization and denitration work, need install deduster additional for dedusting, finishing dedusting, desulfurization and denitration needs a plurality of devices to finish the work jointly, its purification process complexity, and efficiency of dust collection is low, effect is relatively poor, directly arranges atmosphere by the gas of such gas cleaning treating apparatus eliminating and can reduce air quality.
The utility model content
In order to solve gas cleaning process complexity, the problem that efficiency of dust collection is low, the utility model embodiment provides a kind of smoke eliminator.Described technical scheme is as follows:
The utility model embodiment provides a kind of smoke eliminator, comprise housing, be fixed on the inlet channel on the described housing, liquid distribution pipe and the hypergravity machine of being located in the described housing, the bottom of described housing is provided with leakage fluid dram, the top of described housing is provided with the gas outlet, the sidewall of described housing is provided with inlet and air inlet, described air inlet is connected with described inlet channel, the radial section of described inlet channel and described housing are tangent, described hypergravity machine comprises rotor and the rotating shaft that has the rotor filler, described rotor filler in the form of a ring, and described liquid distribution pipe stretches in the interior annulus of described rotor filler, one end of described rotating shaft is connected with described rotor, the bottom that the other end of described rotating shaft passes described housing is connected with belt pulley
Described device also comprises dividing plate and inner core, described dividing plate is arranged on the cross section of described housing, described dividing plate be provided with described rotor filler in the dividing plate centre bore that is complementary of annulus, described liquid distribution pipe passes the centre bore of described dividing plate and is communicated with absorption liquid import on the described housing;
The upper end of described inner core is fixed on the described dividing plate lower surface, and described rotor is positioned at described inner core, and described dividing plate is provided with several nozzles, and described nozzle is between described housing and described inner core, and described nozzle all is communicated with described inlet.
Particularly, the bottom of described inner core is provided with several openings, and described opening is extended along the top orientation of described inner core by the edge of described inner core bottom, and the bottom of described housing is provided with liquid, and the liquid level of described liquid is higher than the top of described opening.
Particularly, the bottom surface of described rotor is provided with blade, and described blade stretches out away from an end of the described rotor axis edge along described rotor.
Further, the inwall of described rotor filler is provided with guide vane in the rotor, and the outer wall of described rotor filler is provided with the outer guide vane of rotor, and the outer guide vane of guide vane and rotor is all angled with the radial direction of described rotor in the described rotor.
Particularly, described inlet channel is provided with described nozzle.
Particularly, described inlet channel is the long-pending inlet channel of variable cross-section, and the air inlet of described device is circular, and the inlet end of the long-pending inlet channel of described variable cross-section is round tube, and the outlet side of the long-pending inlet channel of described variable cross-section is rectangular tube or round tube.
Particularly, also be provided with cooling chamber in the described housing, described cooling chamber is along the excircle setting of described rotating shaft, and the bottom of described housing is provided with cooling liquid inlet and cooling liquid outlet.
Particularly, be provided with demister in the described housing, described demister is between described dividing plate and described gas outlet.
Further, described nozzle ejection end all points to the sidewall of described housing.
Particularly, be provided with movable sealing between described dividing plate and the described rotor filler.
Particularly, on the sidewall of described housing and described leakage fluid dram place is provided with interface of the level gauge.
The beneficial effect that the technical scheme that the utility model embodiment provides is brought is: the dedusting effect of a kind of smoke eliminator that the utility model embodiment provides: pending gas is entered in this device by the long-pending inlet channel of variable cross-section, because gas is along housing tangential direction access to plant, can produce whirlwind in the process that enters, simultaneously, be installed in the nozzle between housing and the inner core, liquid can be become vaporific liquid film, be injected on the pending gas that enters, oarse-grained dust flows into housing bottom along the inwall of housing, thereby remove oarse-grained dust, afterwards, gas enters inner core outward by inner core, at the interior tube bottom of process, and in liquid bubbling, bubbling makes gas fully contact with liquid, thereby making the gas small particles be adhered to by liquid is removed, again, bubble rises in inner core, and the blade that is rotated is at a high speed smashed, under the effect of hypergravity, gas and the dust of carrying secretly are injected on the inwall of inner core, the gas that is ejected then passes through rotor filler and demister successively, and discharged by the gas outlet, and the small dust of carrying secretly in the gas is brought into housing bottom by the liquid film on the inner core inwall, thereby reaches the effect of removing dust, because pending gas repeatedly contacts with liquid, can effectively finish desulfurization, denitration, demercuration work, simultaneously, also pending gas is carried out dedusting by hypergravity machine, and the efficiency of dust collection height, effect is remarkable, reduce purifier and simplify technological process, with desulfurization, denitration, demercuration and dedusting realize in a device.
Description of drawings
In order to be illustrated more clearly in the technical scheme among the utility model embodiment, the accompanying drawing of required use is done to introduce simply in will describing embodiment below, apparently, accompanying drawing in describing below only is embodiment more of the present utility model, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the smoke eliminator structural representation that the utility model embodiment provides;
Fig. 2 is the smoke eliminator partial structurtes schematic diagram that the utility model embodiment provides;
Fig. 3 is that the smoke eliminator that provided by the utility model embodiment that Fig. 1 obtains is along the cutaway view of A-A;
Fig. 4 is that the smoke eliminator that provided by the utility model embodiment that Fig. 3 obtains is along the cutaway view of B-B.
Among the figure: the 1-inlet channel, the 2-nozzle, the 3-interface of the level gauge, the 4-housing, the 5-inner core, the 6-leakage fluid dram, the 7-support, the 8-cooling liquid outlet, the 9-belt pulley, the 10-cooling liquid inlet, 11-washes solid nozzle, the 12-rotating shaft, 13-liquid, the 14-blade, 15-rotor filler, the 16-liquid distribution pipe, the outer guide vane of 17-rotor, 18-dividing plate centre bore, the 19-inlet, the 20-demister, the 21-movable sealing, guide vane in the 22-rotor, the 23-gas outlet, 24-rotor fixed bar, the 25-flange, the import of 26-absorption liquid, the 27-rectangular tube, the 28-round tube, the 29-opening, the 30-flange hole, the 31-nozzle bore, the 32-dividing plate, the 33-cooling chamber.
The specific embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing the utility model embodiment is described in further detail.
Embodiment
The utility model embodiment provides a kind of smoke eliminator, as shown in Figure 1, this device comprises housing 4, be fixed on inlet channel 1, the liquid distribution pipe 16 on the housing 4 and be located at hypergravity machine in the housing 4, the bottom of housing 4 is provided with leakage fluid dram 6, the top of housing 4 is provided with gas outlet 23, the sidewall of housing 4 is provided with inlet 19 and air inlet, air inlet is connected with inlet channel 1, the radial section of inlet channel 1 and housing 4 are tangent, and hypergravity machine comprises rotor and the rotating shaft 12 that has rotor filler 15.
Particularly, rotor filler 15 in the form of a ring, rotor also comprises: rotor fixed bar 24 and the last plectane and the following plectane that are complementary with rotor filler 15, rotor filler 15 is fixed between plectane and the following plectane, rotor fixed bar 24 is fixedly connected between plectane and the following plectane, and liquid distribution pipe 16 stretches in the interior annulus of rotor filler 15, and an end of rotating shaft 12 is connected with following plectane, and the bottom that the other end of rotating shaft 12 passes housing 4 is connected with belt pulley 9.
As shown in Figure 2, this device also comprises dividing plate 32 and inner core 5, dividing plate 32 is arranged on the cross section of housing 4, dividing plate 32 is provided with the dividing plate centre bore 18 that is complementary with rotor filler 15 interior annulus, liquid distribution pipe 16 passes dividing plate centre bore 18 and is communicated with absorption liquid import 26 on the housing 4, and absorption liquid is used for absorbing materials such as the sulphur, nitre, mercury of gas.
The upper end of inner core 5 is fixed on the lower surface of dividing plate 32, rotor is positioned at inner core 5, dividing plate 32 is provided with several nozzles 2, and nozzle 2 is between housing 4 and inner core 5, and dividing plate 32 is provided with the nozzle bore 31 for fixed nozzle 2, and nozzle 2 all is communicated with inlet 19, wherein, distance between inner core 5 and the housing 4 is determined that by throughput gas flow rate is controlled at 10～50m/s, and inner core 5 is 10～100mm with the minimum spacing of rotor.
Particularly, the bottom of inner core 5 is provided with several openings 29, opening 29 is extended along the top orientation of inner core 5 by the edge of inner core 5 bottoms, the bottom of housing 5 is provided with liquid 13, the liquid level of liquid 13 is higher than the top of opening 29, the width of opening 29 is 1-10mm, the height of opening 29 is 20-300mm, when such opening 29 can make gas pass through opening 29, bubbling in liquid 13, and opening of the present utility model 29 slits are little, can increase the contact area of liquid 13 and gas, improve efficiency of dust collection.
Further, the bottom surface of rotor is provided with blade 14, blade 14 stretches out away from an end of the rotor axis edge along rotor, blade 14 is 4～8, particularly, blade 14 is evenly distributed on the following plectane bottom surface of rotor, the length of blade 14 is 10-100mm, blade 14 thickness are 1-5mm, the width of blade 14 is 10-30mm, 14 minimum spacings of blade are 1-1000 times of blade 14 thickness, and the minimum range between blade 14 and the inner core 5 is 5-50mm, and blade 14 is more than the 10mm with the minimum range of rotating shaft 12.
Particularly, as shown in Figure 3, the inwall of rotor filler 15 is provided with guide vane 22 in the rotor, the two ends of guide vane 22 are separately fixed between plectane and the following plectane in the rotor, the outer wall of rotor filler 15 is provided with the outer guide vane 17 of rotor, the two ends of guide vane 17 are separately fixed between plectane and the following plectane in the rotor, the outer guide vane 17 of guide vane 22 and rotor is all angled with the radial direction of rotor in the rotor, in rotor rotation process, the outer guide vane 17 of guide vane 22 and rotor can be flowed out the absorption liquid that imports from absorption liquid import 26 in the rotor by liquid distribution pipe 16, and got rid of uniformly to the inwall of inner core 5 by rotor filler 15, and then form stable liquid film at the inwall of inner core 5.
Particularly, inlet channel 1 is provided with nozzle 2.
Further, as shown in Figure 4, inlet channel 1 is the long-pending inlet channel of variable cross-section, the air inlet of device is circular, the inlet end of the long-pending inlet channel of variable cross-section is round tube 28, the outlet side of the long-pending inlet channel of variable cross-section is rectangular tube 27 or round tube, and the long-pending inlet channel of this variable cross-section can change gas flow rate.
Particularly, be provided with cooling chamber 33 in the housing 4, cooling chamber 33 is along the excircle setting of rotating shaft 12, and the bottom of housing 4 also is provided with cooling liquid inlet 10 and cooling liquid outlet 8, and cooling fluid can reduce the temperature of rotating shaft 12.
Particularly, be provided with demister 20 in the housing 4, demister 20 is between dividing plate 32 and gas outlet 23, and demister 20 is used for absorbing the moisture of the gas of process 3-stage dust-removal absorption.
Particularly, nozzle 2 ejection ends all point to the sidewall of housing 4, and nozzle 2 can be attached to dust on the liquid film of housing 4 inwalls, and flow into housing 4 bottoms, improves dust removing effects.
Particularly, be provided with movable sealing 21 between dividing plate 32 and the rotor filler 15.
Particularly, on the sidewall of housing 4 and leakage fluid dram 6 places are provided with interface of the level gauge 3, and by installation liquid level gauge in interface of the level gauge 3, and the fit adjustment valve is monitored in real time and controlled the liquid level in this device.
Particularly, in absorption liquid import 26 and inlet 19, feed absorption liquid, absorption liquid is urea, ammoniacal liquor, NaOH, calcium hydroxide, sodium carbonate, sodium acid carbonate, at least a in calcium carbonate or the vulcanized sodium, the concentration of absorption liquid is 3～20wt%, absorption liquid comprises that also electrode potential is the above absorption liquid of 1.16V, comprise perchlorate, chlorate, chlorite, hypochlorite, potassium permanganate, potassium bichromate, at least a in sodium thiosulfate or the hydrogen peroxide, the mole of absorption liquid is institute's sulfur-bearing in the pending gas, more than 1.1 times of the integral molar quantity of nitrogen and mercury element, absorption liquid can effectively be removed the sulphur in the pending gas, nitre and mercury.
Particularly, housing 4 bottoms are provided with flushing solid nozzle 11.
Particularly, housing 4 is installed on the support 7.
Further, housing 4 is divided into two sections by dividing plate 32, and dividing plate 32 is provided with flange hole 30, and passes flange hole 30 by flange 25 housing 4 is connected with dividing plate 32.
The smoke eliminator that the utility model embodiment provides has the 3-stage dust-removal effect:
First order dedusting: pending gas is entered in the device of the present utility model by the long-pending inlet channel of variable cross-section, because gas is along in the housing 4 tangential direction accesss to plant, can produce whirlwind in the gas process of entering, and pending gas moves along the device tangential direction, simultaneously, be installed in the nozzle 2 at air inlet place and be installed in housing 4 and inner core 5 between nozzle 2, liquid is become vaporific liquid film, be injected on the pending gas that enters, oarse-grained dust is along the inwall inflow device bottom of housing 4, and oarse-grained dust is removed.
Second level dedusting: liquid 13 is arranged at housing 4 bottoms of the utility model device, this liquid 13 is by flowing out in liquid distribution pipe 16 and the nozzle 2, and the liquid level of liquid 13 floods the opening 29 of inner core 5, this liquid 13 can carry out desulfurization to pending gas, denitration and demercuration are handled, gas behind the process primary dust removing is by inner core 5 outer inner core 5 inside that enter, need pass through opening 29 at gas, and in liquid 13 bubbling, several openings 29 increase the area that bubble contacts with liquid 13, gas is fully contacted with liquid 13, make in contact process in the gas tiny particle be adhered to by liquid 13 and be removed that the gas-liquid contact process also can be carried out desulfurization, denitration, demercuration work.
Third level dedusting: along with bubble leaves liquid level, enter the upper end of inner core 5 inside through the gas of two-stage dust removal, and the blade 14 that is rotated is at a high speed smashed, under the effect of hypergravity, gas and the dust of carrying secretly are injected on inner core 5 inwalls, the gas that is ejected then passes through rotor filler 15 successively, finish desulfurization, denitration, demercuration work, again through demister 20, and by gas outlet 23 discharges, and the small dust of carrying secretly in the gas is absorbed by the liquid film on inner core 5 inwalls, flows into housing 4 bottoms, thereby reach the effect of removing dust, and can remove the PM2.5 particle.
Through above-mentioned 3-stage dust-removal, the device that the utility model embodiment provides is through repeatedly gas-liquid contact, desulfurization, denitration, demercuration work have effectively been finished, simultaneously, also pending gas is carried out dedusting by hypergravity machine, and efficiency of dust collection height, effect are remarkable, reduce purifier and simplify technological process, and desulfurization, denitration, demercuration and dedusting are realized in a device.
The above only is preferred embodiment of the present utility model, and is in order to limit the utility model, not all within spirit of the present utility model and principle, any modification of doing, is equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.
Claims (11)
1. smoke eliminator, described device comprises housing, be fixed on the inlet channel on the described housing, liquid distribution pipe and the hypergravity machine of being located in the described housing, the bottom of described housing is provided with leakage fluid dram, the top of described housing is provided with the gas outlet, the sidewall of described housing is provided with inlet and air inlet, described air inlet is connected with described inlet channel, the radial section of described inlet channel and described housing are tangent, described hypergravity machine comprises rotor and the rotating shaft that has the rotor filler, described rotor filler in the form of a ring, and described liquid distribution pipe stretches in the interior annulus of described rotor filler, one end of described rotating shaft is connected with described rotor, the bottom that the other end of described rotating shaft passes described housing is connected with belt pulley
It is characterized in that, described device also comprises dividing plate and inner core, described dividing plate is arranged on the cross section of described housing, described dividing plate be provided with described rotor filler in the dividing plate centre bore that is complementary of annulus, described liquid distribution pipe passes described dividing plate centre bore and is communicated with absorption liquid import on the described housing;
The upper end of described inner core is fixed on the lower surface of described dividing plate, and described rotor is positioned at described inner core, and described dividing plate is provided with several nozzles, and described nozzle is between described housing and described inner core, and described nozzle all is communicated with described inlet.
2. device according to claim 1, it is characterized in that, the bottom of described inner core is provided with several openings, described opening is extended along the top orientation of described inner core by the edge of described inner core bottom, the bottom of described housing is provided with liquid, and the liquid level of described liquid is higher than the top of described opening.
3. device according to claim 1 is characterized in that, the bottom surface of described rotor is provided with blade, and described blade stretches out away from an end of the described rotor axis edge along described rotor.
4. device according to claim 3, it is characterized in that, the inwall of described rotor filler is provided with guide vane in the rotor, the outer wall of described rotor filler is provided with the outer guide vane of rotor, and the outer guide vane of guide vane and rotor is all angled with the radial direction of described rotor in the described rotor.
5. device according to claim 1 is characterized in that, described inlet channel is provided with described nozzle.
6. device according to claim 5, it is characterized in that described inlet channel is the long-pending inlet channel of variable cross-section, the air inlet of described device is circular, the inlet end of the long-pending inlet channel of described variable cross-section is round tube, and the outlet side of the long-pending inlet channel of described variable cross-section is rectangular tube or round tube.
7. device according to claim 1 is characterized in that, also is provided with cooling chamber in the described housing, and described cooling chamber is along the excircle setting of described rotating shaft, and the bottom of described housing is provided with cooling liquid inlet and cooling liquid outlet.
8. device according to claim 1 is characterized in that, is provided with demister in the described housing, and described demister is between described dividing plate and described gas outlet.
9. install according to claim 1 or 5, it is characterized in that, described nozzle ejection end all points to the sidewall of described housing.
10. device according to claim 1 is characterized in that, is provided with movable sealing between described dividing plate and the described rotor filler.
11. device according to claim 1 is characterized in that, on the sidewall of described housing and described leakage fluid dram place is provided with interface of the level gauge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320029804 CN203108379U (en) | 2013-01-21 | 2013-01-21 | Flue gas purification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320029804 CN203108379U (en) | 2013-01-21 | 2013-01-21 | Flue gas purification device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203108379U true CN203108379U (en) | 2013-08-07 |
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ID=48888758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320029804 Expired - Fee Related CN203108379U (en) | 2013-01-21 | 2013-01-21 | Flue gas purification device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203108379U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103111148A (en) * | 2013-01-21 | 2013-05-22 | 江汉大学 | Smoke gas purifying device |
| CN110237654A (en) * | 2018-03-09 | 2019-09-17 | 杨筑驿 | Gas purification device |
-
2013
- 2013-01-21 CN CN 201320029804 patent/CN203108379U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103111148A (en) * | 2013-01-21 | 2013-05-22 | 江汉大学 | Smoke gas purifying device |
| CN110237654A (en) * | 2018-03-09 | 2019-09-17 | 杨筑驿 | Gas purification device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130807 Termination date: 20140121 |