CN111603959A - Dust collector dust collection treatment system and method utilizing circulating water - Google Patents
Dust collector dust collection treatment system and method utilizing circulating water Download PDFInfo
- Publication number
- CN111603959A CN111603959A CN202010533698.9A CN202010533698A CN111603959A CN 111603959 A CN111603959 A CN 111603959A CN 202010533698 A CN202010533698 A CN 202010533698A CN 111603959 A CN111603959 A CN 111603959A
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- Prior art keywords
- dust
- pipe
- collecting
- sewage
- circulating water
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- 239000000428 dust Substances 0.000 title claims abstract description 153
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 90
- 238000000034 method Methods 0.000 title claims abstract description 14
- 239000010865 sewage Substances 0.000 claims abstract description 48
- 238000007599 discharging Methods 0.000 claims abstract description 11
- 239000000463 material Substances 0.000 claims abstract description 5
- 125000004122 cyclic group Chemical group 0.000 claims abstract description 4
- 239000004576 sand Substances 0.000 claims abstract description 4
- 238000004062 sedimentation Methods 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 2
- 230000018044 dehydration Effects 0.000 abstract description 3
- 238000006297 dehydration reaction Methods 0.000 abstract description 3
- 239000010842 industrial wastewater Substances 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005272 metallurgy Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/30—Injector mixers
- B01F25/31—Injector mixers in conduits or tubes through which the main component flows
- B01F25/311—Injector mixers in conduits or tubes through which the main component flows for mixing more than two components; Devices specially adapted for generating foam
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/02—Settling tanks with single outlets for the separated liquid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/2405—Feed mechanisms for settling tanks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/24—Feed or discharge mechanisms for settling tanks
- B01D21/245—Discharge mechanisms for the sediments
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/50—Mixing liquids with solids
- B01F23/51—Methods thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/50—Mixing liquids with solids
- B01F23/59—Mixing systems, i.e. flow charts or diagrams
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
- B01F23/80—After-treatment of the mixture
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Dispersion Chemistry (AREA)
- Separation Of Particles Using Liquids (AREA)
Abstract
The invention relates to a treatment system and a method for collecting dust of a dust remover by using circulating water, which comprises the dust remover, an air inlet pipe, an air outlet pipe and a dust collecting and discharging pipe, and is characterized in that a dust collecting main pipe is arranged at the lower part of the dust collecting and discharging pipe, the dust collecting main pipe consists of an inclined pipe section and a straight pipe section, a water inlet is arranged at the top end of the inclined pipe section, a sewage collecting pool is arranged at the lower part of the dust collecting main pipe, the straight pipe section is inserted into the sewage collecting pool, the water inlet is connected with an industrial circulating pool, and a drain outlet I at the bottom of the sewage collecting; dust in the collection sewage pond is discharged to the industrial circulation pond from drain I, is concentrated the back in the industrial circulation pond, and its sand setting is sent into the dehydrator from drain II through blow off pipe II and is dehydrated, and the moisture content reaches the material about 10% after the dehydration and sends to the tailing storehouse, and the drainage of dehydrator passes through return water pipeline and circulating water basin cyclic utilization, makes the dust of dust remover reach wet-type emission, has solved the secondary raise dust problem.
Description
Technical Field
The invention belongs to the technical field of dust conveying, and particularly relates to a dust collector dust collection treatment system and method utilizing circulating water.
Background
At present, various dust removers are installed in various metallurgy selection plants, steel plants, power plants and the like, such as: the dust collected by the dust collector is conveyed by an ore collecting belt, conveyed by a screw conveyor and conveyed by high-pressure air by a pipeline in some ways, but various mechanical conveying methods have the problem of secondary dust raising, although certain measures are taken in the conveying process, the risk that the environment-friendly emission of the dust does not reach the standard still exists, and even the serious problem of dust pollution circulation is formed. In order to thoroughly solve the problem of secondary dust raising of dust collection behind a dust remover, a method for conveying circulating water media for dust collection of the dust remover is provided.
Disclosure of Invention
The invention aims to provide a dust collector dust collection treatment system and method using circulating water, which aim to solve the problem of secondary dust emission in the process of conveying and collecting dust by machinery and wind power.
The purpose of the invention is realized by the following technical scheme:
the invention relates to a dust collector dust collecting and processing system using circulating water, which comprises a dust collector, an air inlet pipe arranged at one end of the dust collector, an exhaust pipe arranged at the other end of the dust collector and a dust collecting and discharging pipe arranged at the lower part of the dust collector, it is characterized in that the lower part of the dust collecting and discharging pipe is provided with a dust collecting main pipe which is composed of an inclined pipe section and a straight pipe section which is connected with the lower part of the inclined pipe section into a whole, the inclined pipe section is provided with an ash inlet connected with the dust collecting discharge pipe, the top end of the inclined pipe section is provided with a water inlet, the lower part of the straight pipe section of the dust collecting main pipe is provided with a sewage collecting tank, the discharge hole of the straight pipe section of the dust collecting main pipe is inserted into the lower part of the liquid level of the sewage collecting tank, the water inlet is connected with the industrial circulating water tank through a circulating water feed pipeline and a water pump, a sewage pump connected with a sewage discharge outlet I is arranged at the bottom of the sewage collecting pool, and the sewage pump is communicated with the industrial circulating pool through a sewage discharge pipe I; the industrial circulating water tank consists of a triangular sedimentation tank and a circulating water tank arranged on the upper part of the triangular sedimentation tank, a drain outlet is arranged at the bottom of the triangular sedimentation tank, a dehydrator is connected with the drain outlet through a drain pipe II, and a water outlet of the dehydrator is communicated with the circulating water tank through a water return pipeline for cyclic utilization.
As a further optimization of the invention, the industrial circulating water tank is a concentration tank of a concentrating mill.
As a further optimization of the invention, the dust collecting discharge pipe is two long and short dust collecting discharge pipes, and two ash inlets connected with the two long and short dust collecting discharge pipes are arranged on the inclined pipe section.
The invention discloses a dust collector dust collection treatment method by using circulating water, which is characterized by comprising the following steps of:
1) a dust collector dust collection treatment system utilizing circulating water is arranged at the lower part of a dust collection discharge pipe of the dust collector;
2) gas containing dust is purified and collected by a dust collector, the purified gas is discharged from an exhaust port, the dust collected together after dust removal falls into a dust collecting main pipe through two dust collecting discharge pipes, water in an industrial circulating water tank is fed into the dust collecting main pipe through a water pump of a circulating water feed pipeline, the water entering the dust collecting main pipe is mixed with the dust falling into the dust collecting main pipe, and the mixed water is discharged into a sewage collecting tank from a straight pipe section outlet of the dust collecting main pipe;
3) dust with the water content of 40-60% in the sewage collecting pool is discharged to the industrial circulating pool from the sewage draining outlet I through the sewage draining pump and the sewage draining pipe I, settled sand is conveyed to the dehydrator from the sewage draining outlet II through the sewage draining pipe II to be dehydrated after being concentrated in the industrial circulating pool, materials with the water content of below 10% after being dehydrated are conveyed to the tailing pool, and the water drained from the dehydrator is recycled with the circulating water tank through the water returning pipeline, so that the dust of the dust remover is discharged in a wet mode.
Further, when the circulating water feed pipeline is connected with a concentrating pool of a concentrating mill, a drain outlet at the bottom of the sewage collecting pool is connected with the concentrating pool through a slurry pump and a conveying pipeline, and the slurry in the sewage collecting pool is discharged into the concentrating pool to be concentrated and then discharged.
Compared with the prior art, the invention has the advantages that:
because the water supply system is added on the dust collecting main pipe, and the dust collecting discharge pipes of the dust collecting body and the sewage collecting pool form a closed state, the invention thoroughly solves the problem of secondary dust raising in the processes of dust collecting machinery and wind power conveying after the dust remover, and simultaneously, the industrial wastewater is recycled.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Detailed Description
The invention will be further described with reference to the following detailed description and drawings:
as shown in figure 1, the dust collecting treatment system of the dust remover utilizing the circulating water of the invention comprises a dust remover 1, an air inlet pipe 2 arranged at one end of the dust remover 1, an air outlet pipe 3 arranged at the other end of the dust remover 1 and a dust collecting and discharging pipe 4 arranged at the lower part of the dust remover, and is characterized in that the dust collecting and discharging pipe 4 is two long and short dust collecting and discharging pipes, a dust collecting main pipe is arranged at the lower part of the dust collecting and discharging pipe 4, the dust collecting main pipe consists of an inclined pipe section 5 and a straight pipe section 6 which is connected with the lower part of the inclined pipe section 5 into a whole, two dust inlet ports connected with the two long and short dust collecting and discharging pipes are arranged on the inclined pipe section 5, a water inlet 7 is arranged at the top end of the inclined pipe section 5, a sewage collecting pool 8 is arranged at the lower part of the straight pipe section of the dust collecting main pipe, and a discharge port of the straight, the water inlet 7 is connected with an industrial circulating water tank through a circulating water feed pipeline 12 and a water pump 13, the bottom of the sewage collecting tank 8 is provided with a sewage pump 10 connected with a sewage outlet I9, and the sewage pump 10 is communicated with the industrial circulating water tank through a sewage pipe I11; the industrial circulating water tank 14 consists of a triangular sedimentation tank and a circulating water tank 16 arranged on the upper part of the triangular sedimentation tank, a sewage discharge outlet 15 is arranged at the bottom of the triangular sedimentation tank, a dehydrator 19 connected with the sewage discharge outlet 15 through a sewage discharge pipe II 18 is arranged, a water outlet of the dehydrator 19 is communicated with the circulating water tank 16 through a water return pipeline 17 for cyclic utilization, and materials with the water content of the dehydrator 19 being less than 10% are conveyed to a tailing pond 20.
The industrial circulating water tank is a concentration tank of a concentrating mill, so that water conveyed into a sewage collecting tank of the concentration tank can be further concentrated and recycled.
The invention relates to a treatment method for collecting dust of a dust remover by using circulating water, which is characterized by comprising the following steps of:
1) a dust collection treatment system for the dust remover by using factory circulating water is arranged at the lower part of a dust collection discharge pipe 4 of the dust remover 1;
2) gas containing dust enters from an air inlet pipe 2, is purified and collected by a dust collector 1, then is discharged from an air outlet 3, the dust collected together after dust removal falls into a dust collecting main pipe through two long and short dust collecting discharge pipes 4, water in an industrial circulating water tank 14 is fed into the dust collecting main pipe through a water pump 13 of a circulating water feed pipe 12, and the water entering the dust collecting main pipe is mixed with the dust falling into the dust collecting main pipe and then is discharged into a sewage collecting tank 8 from a straight pipe section outlet of the dust collecting main pipe;
3) dust with the water content of 40-60% in the sewage collecting tank is discharged to the industrial circulating water tank 14 from a drain outlet I9 through a drain pump 10 and a drain pipe I11, settled sand is sent to a dehydrator for dehydration from a drain outlet II through a drain pipe II after being concentrated in the industrial circulating water tank 14, materials with the water content of below 10% after dehydration are sent to a tailing pond 20, and the drainage of the dehydrator 19 is recycled through a water return pipeline 17 and a circulating water trough 16, so that the dust of the dust remover is discharged in a wet mode.
The invention adds a water supply system on the dust collecting main pipe, and a plurality of dust collecting discharge pipes of the dust collecting body at the lower part of the dust collecting body and the sewage collecting pool form a closed state, thereby thoroughly solving the problem of secondary dust raising in the processes of dust collecting machinery and wind power conveying after the dust collector, and simultaneously fully recycling the industrial wastewater.
Claims (4)
1. A processing system for collecting dust of a dust remover by using circulating water comprises the dust remover, an air inlet pipe arranged at one end of the dust remover, an exhaust pipe arranged at the other end of the dust remover and a dust collecting and discharging pipe arranged at the lower part of the dust remover, it is characterized in that the lower part of the dust collecting and discharging pipe is provided with a dust collecting main pipe which is composed of an inclined pipe section and a straight pipe section which is connected with the lower part of the inclined pipe section into a whole, the inclined pipe section is provided with an ash inlet connected with the dust collecting discharge pipe, the top end of the inclined pipe section is provided with a water inlet, the lower part of the straight pipe section of the dust collecting main pipe is provided with a sewage collecting tank, the discharge hole of the straight pipe section of the dust collecting main pipe is inserted into the lower part of the liquid level of the sewage collecting tank, the water inlet is connected with the industrial circulating water tank through a circulating water feed pipeline and a water pump, a sewage pump connected with a sewage discharge outlet I is arranged at the bottom of the sewage collecting pool, and the sewage pump is communicated with the industrial circulating pool through a sewage discharge pipe I; the industrial circulating water tank consists of a triangular sedimentation tank and a circulating water tank arranged on the upper part of the triangular sedimentation tank, a drain outlet is arranged at the bottom of the triangular sedimentation tank, a dehydrator is connected with the drain outlet through a drain pipe II, and a water outlet of the dehydrator is communicated with the circulating water tank through a water return pipeline for cyclic utilization.
2. The system as claimed in claim 1, wherein the industrial circulating water tank is a concentrating tank of a concentrating mill.
3. The system as claimed in claim 1, wherein the dust discharge pipe is two long and short dust discharge pipes, and two dust inlets connected to the two long and short dust discharge pipes are formed on the inclined pipe section.
4. A treatment method for collecting dust of a dust remover by using circulating water is characterized by comprising the following steps:
1) a treatment system for collecting dust of the dust remover by using industrial circulating water is arranged at the lower part of a dust collecting discharge pipe of the dust remover;
2) gas containing dust enters from an air inlet pipe, is purified and collected by a dust collector, then is discharged from an air outlet, the dust collected together after dust removal falls into a dust concentration header pipe through two long and short dust collection discharge pipes, water in an industrial circulating water tank is fed into the dust concentration header pipe through a water pump of a circulating water feed pipeline, and the water entering the dust concentration header pipe is mixed with the dust falling into the dust concentration header pipe and then is discharged into a sewage collection tank from a straight pipe section outlet of the dust concentration header pipe;
3) dust with the water content of 40-60% in the sewage collecting pool is discharged to the industrial circulating pool from the sewage draining outlet I through the sewage draining pump and the sewage draining pipe I, settled sand is conveyed to the dehydrator from the sewage draining outlet II through the sewage draining pipe II to be dehydrated after being concentrated in the industrial circulating pool, materials with the water content of below 10% after being dehydrated are conveyed to the tailing pool, and the water drained from the dehydrator is recycled with the circulating water tank through the water returning pipeline, so that the dust of the dust remover is discharged in a wet mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010533698.9A CN111603959A (en) | 2020-06-12 | 2020-06-12 | Dust collector dust collection treatment system and method utilizing circulating water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010533698.9A CN111603959A (en) | 2020-06-12 | 2020-06-12 | Dust collector dust collection treatment system and method utilizing circulating water |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111603959A true CN111603959A (en) | 2020-09-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010533698.9A Pending CN111603959A (en) | 2020-06-12 | 2020-06-12 | Dust collector dust collection treatment system and method utilizing circulating water |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005342576A (en) * | 2004-06-01 | 2005-12-15 | Tazumi:Kk | Wet centrifugal dust collection apparatus |
| KR101512986B1 (en) * | 2014-09-05 | 2015-04-20 | 한국중부발전(주) | Rovingness wet process impinger of thermal power plant |
| KR101514239B1 (en) * | 2014-09-05 | 2015-05-04 | (주)동양공조 | Coal dust collecting method of thermal power plant |
| CN105056665A (en) * | 2015-08-10 | 2015-11-18 | 苏州坪林环保净化工程有限公司 | Explosion-proof industrial dust collector |
| CN209714612U (en) * | 2019-01-29 | 2019-12-03 | 山东千江粉末科技有限公司 | A kind of powdery paints water spray dust-removing recovery device |
| CN212595062U (en) * | 2020-06-12 | 2021-02-26 | 鞍钢集团矿业有限公司 | Utilize circulating water to dust removal's processing system |
-
2020
- 2020-06-12 CN CN202010533698.9A patent/CN111603959A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005342576A (en) * | 2004-06-01 | 2005-12-15 | Tazumi:Kk | Wet centrifugal dust collection apparatus |
| KR101512986B1 (en) * | 2014-09-05 | 2015-04-20 | 한국중부발전(주) | Rovingness wet process impinger of thermal power plant |
| KR101514239B1 (en) * | 2014-09-05 | 2015-05-04 | (주)동양공조 | Coal dust collecting method of thermal power plant |
| CN105056665A (en) * | 2015-08-10 | 2015-11-18 | 苏州坪林环保净化工程有限公司 | Explosion-proof industrial dust collector |
| CN209714612U (en) * | 2019-01-29 | 2019-12-03 | 山东千江粉末科技有限公司 | A kind of powdery paints water spray dust-removing recovery device |
| CN212595062U (en) * | 2020-06-12 | 2021-02-26 | 鞍钢集团矿业有限公司 | Utilize circulating water to dust removal's processing system |
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