CN202962195U - Multitube venturi wet-type desulfurization dust remover - Google Patents
Multitube venturi wet-type desulfurization dust remover Download PDFInfo
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- CN202962195U CN202962195U CN 201220601947 CN201220601947U CN202962195U CN 202962195 U CN202962195 U CN 202962195U CN 201220601947 CN201220601947 CN 201220601947 CN 201220601947 U CN201220601947 U CN 201220601947U CN 202962195 U CN202962195 U CN 202962195U
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- atomizer
- venturi
- cyclone separator
- venturi tube
- multitube
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Abstract
The utility model relates to a multitube venturi wet-type desulfurization dust remover, which comprises an atomizer, a cyclone separator and a precipitation water pool, wherein the upper end of the atomizer is connected with the cyclone separator through a first bending tube; the lower end of the atomizer is connected with a second bending pipe served as a flue gas inlet; the precipitation water pool is arranged below the cyclone separator; a plurality of venturi tubes which are fixedly connected in parallel are arranged in the atomizer and are vertical to the horizontal plane; a plurality of water spraying holes are formed at the throat part of each venturi tube; a water inlet pipe is arranged on the side surface of the atomizer; a spiral atomization nozzle is arranged behind the water inlet pipe; an outlet volute is arranged at the upper end of the cyclone separator; and a reflecting screen for preventing the back mixing of gas flows is arranged at the lower end of the cyclone separator. Compared with the prior art, the multitube venturi wet-type desulfurization dust remover realizes the sufficient mixing of the flue gas and an alkali liquor in a two-stage atomizing manner as well as the efficient dehydration by utilizing the cyclone separator.
Description
Technical field
The utility model relates to a kind of desulfation dust-extraction device, especially relates to a kind of multitube venturi wet type desulfurizing dust collector.
Background technology
As everyone knows, adopt the Venturi tube dedusting and absorb gasified harmful substance matter, have great superiority in common mechanical class deduster and absorber.Therefore as desulfurization dust removing integral equipment, be widely used industrial.But when processed gas flow increases, can cause Efficiency Decreasing and resistance to increase.Through years of researches, we have designed multitube venturi wet type desulfurizing dust collector, have overcome the higher deadly defect of single tube venturi resistance, and treatable pernicious gas amount increases, and has obtained national patent.Find in use procedure for many years, this kind deduster has very high efficiency of dust collection really, but it is not thorough to exist alkali lye to mix with flue gas, occurs the problems such as back mixing phenomenon in separator.
The utility model content
The purpose of this utility model is exactly to provide a kind of atomize, realize fully mixing of flue gas and alkali lye in order to overcome the defective that above-mentioned prior art exists by the two poles of the earth, and the multitube venturi wet type desulfurizing dust collector of energy high-efficiency dehydration.
The purpose of this utility model can be achieved through the following technical solutions:
a kind of multitube venturi wet type desulfurizing dust collector, comprise atomizer, cyclone separator and the precipitation pond, the upper end of described atomizer is connected with cyclone separator by the first bend pipe, the lower end of described atomizer connects the second bend pipe as smoke air inlet, the below of described cyclone separator is provided with precipitates the pond, be provided with parallel connection in described atomizer, affixed a plurality of Venturi tubes, described Venturi tube is perpendicular to the horizontal plane setting, the throat of each Venturi tube is equipped with a plurality of hole for water sprayings, the side of described atomizer is provided with water inlet pipe, the water inlet pipe rear is provided with spiral atomizer, the upper end of described cyclone separator is provided with outlet volute, the lower end is provided with the radiation shield of avoiding the air-flow back mixing.
The outlet volute of the upper end of cyclone separator is in order to prevent dust stratification on the internal face in the connecting pipe of back.Cyclone separator import department connects atomizer by the first bend pipe, and the first bend pipe is downward bend pipe, and the height of gas approach can utilize the second bend pipe or straight tube to regulate, and specific practice can be decided according to on-site actual situations.
Described Venturi tube is welded by the side by four blocks of sheet materials with flanging, the weld of Venturi tube is seamless link, welding is tight, water-tight, each Venturi tube includes contraction section, throat and divergent segment, the direction of air inlet must meet the gas flow direction requirement of Venturi tube, must not be anti-loaded.
described Venturi tube parallel connection closely is arranged in atomizer, the edge of the contraction section of two adjacent Venturi tubes and the edge of divergent segment all are welded to connect, the edge of the contraction section of the Venturi tube of close atomizer inwall and the edge of divergent segment all are welded to connect with the atomizer inwall, weld is seamless link, the commissure is water-tight, do not seep water, the inside of all Venturi tubes consists of the passage of flue gas, the outside of Venturi tube and the inwall of atomizer consist of confined space, the alkali lye that is sprayed into by spiral atomizer passes through this confined space, and spray into Venturi tube inside from the hole for water spraying of each Venturi tube throat.
Hole for water spraying on described water inlet pipe and Venturi tube is in sustained height.Stagger mutually in the position of a plurality of hole for water sprayings.
Described cyclone separator is provided with grey cone below radiation shield, the bottom of the grey cone that falls is provided with sewage draining exit, and sewage draining exit is connected into by blow-off pipe and precipitates in the pond.
The below of described the second bend pipe is provided with gutter spout funnel, the downpipe below is provided with the drainpipe that is connected to the precipitation pond, the porch of the second bend pipe is provided with air-introduced machine, described gutter spout funnel top is to the numerical value of the distance that precipitates the pond liquid level greater than the air-introduced machine total head millimeter of water, in order to avoid the outlet volute of cyclone separator is with water.Drainpipe can not be connected in series with blow-off pipe, in case short circuit.
The junction of described atomizer and the first bend pipe, the second bend pipe is equipped with adpting flange, and the junction of the first bend pipe and cyclone separator is provided with adpting flange.
Described Venturi tube is provided with 12 altogether, 4 arranges 3 of every rows totally.
The interior smooth of described Venturi tube, without the projection, without burr.
The spiral atomizer that the water inlet pipe rear arranges is first order atomising device, hole for water spraying on Venturi tube is second level atomising device, at first alkali lye enter atomizer by spiral atomizer, a plurality of Venturi tubes parallel with one another are housed in atomizer, each Venturi tube throat is drilled with several hole for water sprayings, and the alkali lye through primary atomization is namely to be sprayed into the inside of Venturi tube by hole for water spraying.Smoke gas flow evenly enters each Venturi tube through air inlet,, makes the liquid atomization with high speed injection surrounding liquid in Venturi tube throat.Fully contact in gas-liquid two-phase divergent segment afterwards.Sulfur dioxide is by alkali liquor absorption, and grit surface air film is broken through by drop and moistening, and accelerated the cohesion between grit in the mutual collision of grit.And then enter cyclone separator, grit, drop and gas are separated to reach the purpose of desulfurization and dedusting.Grit and drop are entered by the separator sewage draining exit and precipitate the pond.Through certain hour, grit sinks to the precipitation basin bottom, adopts plant equipment regularly to salvage with cinder and handles together.Drop is recycled after entering and precipitating the pond.Gas after cleaning is got rid of by the outlet volute of cyclone separator top.
Compared with prior art, the utility model is by double atomization, realizes fully mixing of flue gas and alkali lye, then passes through cyclone separator, realizes the purpose of high-efficiency dehydration.
Description of drawings
Fig. 1 is main TV structure schematic diagram of the present utility model;
Fig. 2 is plan structure schematic diagram of the present utility model;
Fig. 3 is the structural representation of atomizer and the first bend pipe, the second bend pipe;
Fig. 4 is the structural representation of single Venturi tube;
Fig. 5 is the distribution map of Venturi tube in atomizer;
Fig. 6 is B-B face sectional structure schematic diagram in Fig. 5;
Fig. 7 is A-A face sectional structure schematic diagram in Fig. 5;
Fig. 8 is the side-looking structural representation of cyclone separator;
Fig. 9 is the main TV structure schematic diagram of cyclone separator;
Figure 10 is the plan structure schematic diagram of cyclone separator.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is elaborated.
Embodiment
a kind of multitube venturi wet type desulfurizing dust collector, structure such as Fig. 1～shown in Figure 10, comprise atomizer 1, cyclone separator 2 and the precipitation pond 12, the upper end of atomizer 1 is connected with cyclone separator 2 by the first bend pipe 4, the lower end of atomizer 1 connects the second bend pipe 5 as smoke air inlet, the below of cyclone separator 2 is provided with precipitates pond 12, be provided with parallel connection in atomizer 1, affixed a plurality of Venturi tubes 6, Venturi tube 6 is perpendicular to the horizontal plane setting, the throat 63 of each Venturi tube 6 is equipped with a plurality of hole for water sprayings 61, the side of atomizer 1 is provided with water inlet pipe 3, water inlet pipe 3 rears are provided with spiral atomizer, the upper end of cyclone separator 2 is by outlet 18 connection outlet spiral cases 8, the lower end is provided with the radiation shield 13 of avoiding the air-flow back mixing.The inside of cyclone separator 2 also is provided with the first other chamber side relief printing plate 15, the second other chamber side relief printing plate 16 and other chamber base plate 17, and wherein the second other chamber side relief printing plate 16 is also inboard as the import of cyclone separator 2, and the inside of cyclone separator 2 also is provided with woods water pipe 19.
The outlet volute 8 of the upper end of cyclone separator 2 is in order to prevent dust stratification on the internal face in the connecting pipe of back.It is downward bend pipe that cyclone separator 2 import departments connect atomizer 1, the first bend pipe 4 by the first bend pipe 4, and the height of gas approach can utilize the second bend pipe 5 or straight tube to regulate, and specific practice can be decided according to on-site actual situations.
Venturi tube 6 is welded by the side by four blocks of sheet materials with flanging, the weld of Venturi tube 6 is seamless link, welding is tight, water-tight, each Venturi tube 6 includes contraction section 62, throat 63 and divergent segment 64, the direction of air inlet must meet the gas flow direction requirement of Venturi tube 6, must not be anti-loaded.
Hole for water spraying 61 on water inlet pipe 3 and Venturi tube 6 is in sustained height.Stagger mutually in the position of a plurality of hole for water sprayings 61.
The spiral atomizer that 3 mouthfuls of rears of water inlet pipe arrange is first order atomising device, hole for water spraying 61 on Venturi tube 6 is second level atomising device, at first alkali lye enter atomizer 1 by spiral atomizer, a plurality of Venturi tubes parallel with one another 6 are housed in atomizer 1, each Venturi tube 6 throats 63 are drilled with several hole for water sprayings 61, and the alkali lye through primary atomization is namely to be sprayed into the inside of Venturi tube 6 by hole for water spraying 61.Smoke gas flow evenly enters each Venturi tube 6 through air inlet,, makes the liquid atomization with high speed injection surrounding liquid in Venturi tube 6 throats 63.Fully contact in gas-liquid two-phase divergent segment 64 afterwards.Sulfur dioxide is by alkali liquor absorption, and grit surface air film is broken through by drop and moistening, and accelerated the cohesion between grit in the mutual collision of grit.And then enter cyclone separator 2, grit, drop and gas are separated to reach the purpose of desulfurization and dedusting.Grit and drop enter precipitation pond 12 by the blow-off pipe 10 of cyclone separator 2.Through certain hour, grit sinks to and precipitates 12 bottoms, pond, adopts plant equipment regularly to salvage with cinder and handles together.Drop is recycled after entering and precipitating pond 12.Gas after cleaning is got rid of by the outlet volute 8 of cyclone separator 2 tops.
Claims (9)
1. multitube venturi wet type desulfurizing dust collector, comprise atomizer, cyclone separator and the precipitation pond, the upper end of described atomizer is connected with cyclone separator by the first bend pipe, the lower end of described atomizer connects the second bend pipe as smoke air inlet, the below of described cyclone separator is provided with precipitates the pond, it is characterized in that, be provided with parallel connection in described atomizer, affixed a plurality of Venturi tubes, described Venturi tube is perpendicular to the horizontal plane setting, the throat of each Venturi tube is equipped with a plurality of hole for water sprayings, the side of described atomizer is provided with water inlet pipe, the water inlet pipe rear is provided with spiral atomizer, the upper end of described cyclone separator is provided with outlet volute, the lower end is provided with the radiation shield of avoiding the air-flow back mixing.
2. a kind of multitube venturi wet type desulfurizing dust collector according to claim 1, it is characterized in that, described Venturi tube is welded by the side by four blocks of sheet materials with flanging, the weld of Venturi tube is seamless link, and each Venturi tube includes contraction section, throat and divergent segment.
3. a kind of multitube venturi wet type desulfurizing dust collector according to claim 2, it is characterized in that, described Venturi tube parallel connection closely is arranged in atomizer, the edge of the contraction section of two adjacent Venturi tubes and the edge of divergent segment all are welded to connect, the edge of the contraction section of the Venturi tube of close atomizer inwall and the edge of divergent segment all are welded to connect with the atomizer inwall, the inside of all Venturi tubes consists of the passage of flue gas, the outside of Venturi tube and the inwall of atomizer consist of confined space, the alkali lye that is sprayed into by spiral atomizer passes through this confined space, and spray into Venturi tube inside from the hole for water spraying of each Venturi tube throat.
4. a kind of multitube venturi wet type desulfurizing dust collector according to claim 1, is characterized in that, the hole for water spraying on described water inlet pipe and Venturi tube is in sustained height.
5. a kind of multitube venturi wet type desulfurizing dust collector according to claim 1, it is characterized in that, described cyclone separator is provided with grey cone below radiation shield, the bottom of the grey cone that falls is provided with sewage draining exit, and sewage draining exit is connected into by blow-off pipe and precipitates in the pond.
6. a kind of multitube venturi wet type desulfurizing dust collector according to claim 1, it is characterized in that, the below of described the second bend pipe is provided with gutter spout funnel, the downpipe below is provided with the drainpipe that is connected to the precipitation pond, the porch of the second bend pipe is provided with air-introduced machine, and described gutter spout funnel top is to the distance of the precipitation pond liquid level numerical value greater than the air-introduced machine total head millimeter of water.
7. a kind of multitube venturi wet type desulfurizing dust collector according to claim 1, is characterized in that, the junction of described atomizer and the first bend pipe, the second bend pipe is equipped with adpting flange, and the junction of the first bend pipe and cyclone separator is provided with adpting flange.
8. a kind of multitube venturi wet type desulfurizing dust collector according to claim 1, is characterized in that, described Venturi tube is provided with 12 altogether, 4 arranges 3 of every rows totally.
9. a kind of multitube venturi wet type desulfurizing dust collector according to claim 1, is characterized in that the interior smooth of described Venturi tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220601947 CN202962195U (en) | 2012-11-14 | 2012-11-14 | Multitube venturi wet-type desulfurization dust remover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220601947 CN202962195U (en) | 2012-11-14 | 2012-11-14 | Multitube venturi wet-type desulfurization dust remover |
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| CN202962195U true CN202962195U (en) | 2013-06-05 |
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| CN 201220601947 Expired - Fee Related CN202962195U (en) | 2012-11-14 | 2012-11-14 | Multitube venturi wet-type desulfurization dust remover |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104645806A (en) * | 2014-12-10 | 2015-05-27 | 青岛和合汇途工程技术有限公司 | Method for scrubbing regenerator waste gas of catalytic cracking unit |
| CN105727700A (en) * | 2016-05-17 | 2016-07-06 | 同正环保集团有限公司 | Integrated ultra-clean desulfurization and dust collection device |
| CN105727701A (en) * | 2016-05-17 | 2016-07-06 | 同正环保集团有限公司 | Integrated super-cleanness desulphurization and dust removal device |
| CN105750100A (en) * | 2016-05-11 | 2016-07-13 | 上海卓旋化工科技有限公司 | Wet multitube cyclone separator |
| CN106731610A (en) * | 2017-01-10 | 2017-05-31 | 兰州兰石重工有限公司 | Venturi reactor type clarifying smoke system |
| CN107311264A (en) * | 2017-08-07 | 2017-11-03 | 西南石油大学 | A kind of parallel Venturi tube cavitation apparatus |
| CN107469524A (en) * | 2017-10-11 | 2017-12-15 | 张高 | Wet type polishes dust deduster |
| CN107854945A (en) * | 2017-12-05 | 2018-03-30 | 中国华电科工集团有限公司 | A kind of flue gas purification system |
| CN108211747A (en) * | 2018-03-26 | 2018-06-29 | 江汉大学 | A kind of shaped Venturi dedusting and desulphurization washer with spiral stream guidance body structure |
-
2012
- 2012-11-14 CN CN 201220601947 patent/CN202962195U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104645806A (en) * | 2014-12-10 | 2015-05-27 | 青岛和合汇途工程技术有限公司 | Method for scrubbing regenerator waste gas of catalytic cracking unit |
| CN105750100A (en) * | 2016-05-11 | 2016-07-13 | 上海卓旋化工科技有限公司 | Wet multitube cyclone separator |
| CN105750100B (en) * | 2016-05-11 | 2018-09-11 | 上海卓旋化工科技有限公司 | Wet method multicyclone |
| CN105727700A (en) * | 2016-05-17 | 2016-07-06 | 同正环保集团有限公司 | Integrated ultra-clean desulfurization and dust collection device |
| CN105727701A (en) * | 2016-05-17 | 2016-07-06 | 同正环保集团有限公司 | Integrated super-cleanness desulphurization and dust removal device |
| CN106731610A (en) * | 2017-01-10 | 2017-05-31 | 兰州兰石重工有限公司 | Venturi reactor type clarifying smoke system |
| CN106731610B (en) * | 2017-01-10 | 2023-10-24 | 兰州兰石重工有限公司 | Venturi reactor type smoke dust purifying system |
| CN107311264A (en) * | 2017-08-07 | 2017-11-03 | 西南石油大学 | A kind of parallel Venturi tube cavitation apparatus |
| CN107469524A (en) * | 2017-10-11 | 2017-12-15 | 张高 | Wet type polishes dust deduster |
| CN107854945A (en) * | 2017-12-05 | 2018-03-30 | 中国华电科工集团有限公司 | A kind of flue gas purification system |
| CN108211747A (en) * | 2018-03-26 | 2018-06-29 | 江汉大学 | A kind of shaped Venturi dedusting and desulphurization washer with spiral stream guidance body structure |
| CN108211747B (en) * | 2018-03-26 | 2023-06-23 | 江汉大学 | Venturi dust removal desulfurization scrubber with spiral guide body structure |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130605 Termination date: 20151114 |
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| EXPY | Termination of patent right or utility model |