CN112742145A - Dry tail gas treatment system - Google Patents
Dry tail gas treatment system Download PDFInfo
- Publication number
- CN112742145A CN112742145A CN202011440949.5A CN202011440949A CN112742145A CN 112742145 A CN112742145 A CN 112742145A CN 202011440949 A CN202011440949 A CN 202011440949A CN 112742145 A CN112742145 A CN 112742145A
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- China
- Prior art keywords
- chimney
- tail gas
- pipeline
- treatment system
- water
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/40—Combinations of devices covered by groups B01D45/00 and B01D47/00
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/34—Constructional details or accessories or operation thereof
- B03C3/40—Electrode constructions
- B03C3/45—Collecting-electrodes
- B03C3/49—Collecting-electrodes tubular
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/005—Treatment of dryer exhaust gases
Abstract
The invention discloses a dry tail gas treatment system which comprises a fan, a pipeline and a chimney, wherein one end of the fan is connected with a tail gas outlet of drying equipment, the other end of the fan is communicated with the chimney through the pipeline, the chimney comprises a chimney pipe capable of adsorbing electric ions, a connecting port communicated with the pipeline is arranged on the chimney pipe, an atomizing nozzle capable of spraying electric ion water is arranged at the connecting port, the atomizing nozzle is connected with an electric ion water generation device, and a chimney drainage port is arranged at the bottom of the chimney pipe; by adopting an electric precipitation process, the generation of sewage can be effectively avoided, and the occurrence of water pollution events is avoided; the chimney is used as the anode for adsorption, electric dust removal equipment is not needed, the structure is omitted, and meanwhile, the chimney is designed in a large volume mode, so that dust removal is more thorough.
Description
Technical Field
The invention relates to the technical field of flue gas dust removal, in particular to a dry tail gas treatment system.
Background
At present, a wet dust removal system is mostly adopted for drying smoke at home and abroad, the wet dust removal system has low efficiency, the emission is difficult to meet the current national standard, the sediment discharged by a wet dust collector needs to be treated, the clarified washing water needs to be recycled, otherwise, the secondary pollution is caused, and the waste of water resources is also caused. The wet dust removal generates waste water, a waste water disposal system is required to be additionally built, and the operation and investment costs are high. If the bag type dust removal system is adopted for drying flue gas, the national dust emission standard can be met, but because the flue gas contains a large amount of water vapor, the water vapor is easy to condense due to temperature change, a bag type dust removal filter bag is easy to block, the flue gas circulation effect is poor, and finally the bag type dust removal is ineffective, so that the bag type dust removal is difficult to apply.
In summary, the treatment of the dust in the drying flue gas is a difficult problem in the treatment of atmospheric pollution, and the existing dust removal device and dust removal process have not effectively solved the problem.
Disclosure of Invention
In view of the defects, the invention provides a dry tail gas treatment system which can achieve the purposes of ensuring stable standard emission of dust and safe operation.
In order to achieve the above purpose, the embodiment of the invention adopts the following technical scheme:
the utility model provides a dry tail gas processing system, includes fan, pipeline and chimney, drying equipment tail gas discharge port is connected to fan one end, and the other end passes through pipeline and chimney intercommunication, the chimney is including setting up the chimney pipe into adsorbable electric ion, be equipped with the connector with the pipeline intercommunication on the chimney pipe connector department is equipped with the atomizing nozzle that can spray electrified ionized water, atomizing nozzle and electrified ionic water production device are connected, the chimney bottom is equipped with the mouth of a river under the chimney.
According to one aspect of the invention, the electric ions are negative ions, the charged ionized water is negative ionized water, and the chimney is made of a material capable of being a positive pole or a conductive material and is connected with a positive pole of a power supply.
According to one aspect of the invention, the chimney pipe sequentially comprises a dust removal section, a connecting section, a purification section and a discharge section from bottom to top, the dust removal section is communicated with a pipeline, and a plurality of purifiers are arranged at the purification section.
According to one aspect of the invention, the purifier is in diagonal communication with the purification section.
According to one aspect of the present invention, the charged ion generating means is an electrolytic water device, which is connected to the atomizing nozzle through a water pipe.
In accordance with one aspect of the invention, the chimney includes a chimney support, and the chimney tube is secured to a fixture by the chimney support.
According to one aspect of the invention, the duct is an insulated duct and the chimney support is an insulated support.
According to one aspect of the invention, the water pipe is made of an insulating material, the water pipe is connected with the pipeline in a penetrating way, and an insulating spacer is arranged at the joint of the water pipe and the pipeline.
According to one aspect of the invention, the dust removal section is provided with an observation window.
According to one aspect of the invention, the connection port is configured to connect to the duct such that the outlet air from the duct enters the chimney in a non-vertical tangential direction to the chimney.
According to one aspect of the invention, the drain is connected to the charged ionized water producing apparatus through a water treatment device.
The implementation of the invention has the advantages that: the invention relates to a dry tail gas treatment system which comprises a fan, a pipeline and a chimney, wherein one end of the fan is connected with a tail gas outlet of drying equipment, the other end of the fan is communicated with the chimney through the pipeline, the chimney comprises a chimney pipe capable of adsorbing electric ions, a connecting port communicated with the pipeline is arranged on the chimney pipe, an atomizing nozzle capable of spraying charged ionic water is arranged at the connecting port, the atomizing nozzle is connected with a charged ionic water generation device, and a chimney drainage port is arranged at the bottom of the chimney pipe; by adopting an electric precipitation process, the generation of sewage can be effectively avoided, and the occurrence of water pollution events is avoided; the chimney is used as the anode for adsorption, electric dust removal equipment is not needed, the structure is omitted, and meanwhile, the chimney is designed in a large volume mode, so that dust removal is more thorough.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic diagram of a dry tail gas treatment system according to the present invention;
fig. 2 is a partially enlarged schematic view of fig. 1.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 and 2, a dry tail gas processing system, dry tail gas processing system includes fan 1, pipeline 2 and chimney 3, fan 1 and chimney 3 are connected to pipeline 2, fan 1 communicates with drying equipment's exhaust outlet for in carrying chimney 3 with drying equipment exhaust tail gas through pipeline 2, chimney 3 includes chimney pipe and the chimney support 4 who supports the chimney pipe, be equipped with the connector 31 with the pipeline intercommunication on the chimney pipe, connector department is equipped with the atomizing nozzle 5 that can spray electrified ionized water, atomizing nozzle is connected with electrified ionized water generation device 6, the adsorbable electrified ion of chimney pipe, the chimney pipe bottom is equipped with the mouth of a river 7 under the chimney. The working principle is as follows: the tail gas discharged by the drying equipment is conveyed into the pipeline through the fan, and when entering the chimney, the atomizing nozzle at the connecting port sprays water with negative ions, so that the water can be uniformly combined with dust in the pipeline in a collision manner, the dust is charged with negative electricity, the wall of the chimney is used as an anode, the dust charged with negative electricity can be slowly attached to the wall of the chimney, and dust particles attached to the wall of the chimney can slowly fall into a water outlet of the chimney, so that the wet electric dust removal effect is achieved.
In practical application, the electric ions are negative ions, the charged ionized water is negative ionized water, and the chimney is made of a material capable of being made into a positive pole or a conductive material and is connected with a positive pole of a power supply.
In practical application, after the connecting port is connected with the pipeline, the axial direction of the pipeline is tangential to the chimney wall, so that gas conveyed by the fan in the pipeline can form cyclone in the chimney pipe, the gas can smoothly impact the lower section of the chimney pipe wall, and meanwhile, airflow flows along the inner side of the chimney pipe wall, and the chimney pipe wall can adsorb charged dust conveniently. Furthermore, a cyclone structure is generated, dust particles attached to the pipe wall can rotate to a chimney drain port through centrifugal force, and the wet electric dust removal effect is achieved.
In practical application, the charged ion generating device is preferably an electrolytic water device, which is connected with a production water pipeline, and is electrified for electrolysis to generate charged ionic water, namely negative ionic water, and the charged ion generating device is communicated with an atomizing nozzle through a water pipe 61, wherein the atomizing nozzle is preferably a high-pressure atomizing nozzle, and the atomized negative ionic water sprayed out through the atomizing nozzle is fully combined with dust in tail gas, so that the dust is charged with negative charges, and then is adsorbed by a chimney wall serving as a positive electrode, and the wet electric dust removal effect is achieved.
In practical application, the water pipes are made of insulating materials, the pipelines are preferably made of insulating materials, the penetrating connection positions of the water pipes and the pipelines are also provided with insulating spacers 21, and the chimney supports are made of insulating materials.
In practical application, the number of the fans and the pipelines is 2 or more, and when the fans and the pipelines are connected to the wall of the chimney, the generated cyclone is in the same direction.
In practical application, the chimney pipe comprises a dust removal section 32, a connecting section 33, a purification section 34 and a discharge section 35 from bottom to top in sequence, the dust removal section is communicated with a pipeline, an observation window 37 is arranged at the dust removal section, cyclone is generated in the dust removal section, the dust removed dust enters the purification section through the connecting section, a plurality of purifiers 36 are arranged at the purification section, the purifiers are used for mixing internal conveying external purification air flow with the dust removed air flow to purify, the effects of cooling and purifying exhaust gas are achieved, and then the chimney pipe is discharged from the discharge section. Preferably, the purifier is connected with the purification section in an inclined upward manner, so that cyclone can be generated in the purification section, and the gas flow can be conveniently mixed for purification. Optionally, the cyclone direction may be the same as or opposite to that of the dust removal section. Preferably, the cyclone direction can be opposite to the dust removal section, and the tail gas can be fully contacted.
In practical application, the water outlet is connected with the charged ionized water generating device through the water treatment equipment. Namely, the sewage flowing down from the sewage outlet can be treated by the circulating sewage treatment equipment, then the treated water is conveyed back to the charged ionized water generating device, the water is sprayed into the chimney by negative electricity on the water belt again, and the water can be recycled.
The implementation of the invention has the advantages that: the invention relates to a dry tail gas treatment system which comprises a fan, a pipeline and a chimney, wherein one end of the fan is connected with a tail gas outlet of drying equipment, the other end of the fan is communicated with the chimney through the pipeline, the chimney comprises a chimney pipe capable of adsorbing electric ions, a connecting port communicated with the pipeline is arranged on the chimney pipe, an atomizing nozzle capable of spraying charged ionic water is arranged at the connecting port, the atomizing nozzle is connected with a charged ionic water generation device, and a chimney drainage port is arranged at the bottom of the chimney pipe; by adopting an electric precipitation process, the generation of sewage can be effectively avoided, and the occurrence of water pollution events is avoided; the chimney is used as the anode for adsorption, electric dust removal equipment is not needed, the structure is omitted, and meanwhile, the chimney is designed in a large volume mode, so that dust removal is more thorough.
The above description is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention disclosed herein are intended to be covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (10)
1. The utility model provides a dry tail gas processing system, includes fan, pipeline and chimney, drying equipment tail gas discharge port is connected to fan one end, and the other end passes through pipeline and chimney intercommunication, its characterized in that, the chimney is including setting up the chimney pipe into adsorbable ion, be equipped with the connector with the pipeline intercommunication on the chimney pipe connector department is equipped with the atomizing nozzle that can spray electrified ionized water, atomizing nozzle and electrified ionized water production device are connected, the chimney bottom is equipped with the mouth of a river under the chimney.
2. The dry tail gas treatment system according to claim 1, wherein the ions are negative ions, the charged ionized water is negative ionized water, and the chimney is made of a material capable of being a positive electrode or a conductive material and is connected with a positive electrode of a power supply.
3. The dry tail gas treatment system according to claim 1, wherein the chimney pipe comprises a dust removal section, a connection section, a purification section and a discharge section from bottom to top in sequence, the dust removal section is communicated with the pipeline, the purification section is provided with a plurality of purifiers, and the purifiers are obliquely communicated with the purification section.
4. The dry tail gas treatment system according to claim 1, wherein the charged ion generating device is an electrolytic water device, and is connected with the atomizing nozzle through a water pipe.
5. The dry exhaust treatment system of claim 1, wherein the chimney includes a chimney support, and the chimney tube is secured to a fixture by the chimney support.
6. The dry tail gas treatment system of claim 6, wherein the duct is an insulated duct and the chimney support is an insulated support.
7. The dry tail gas treatment system according to claim 5, wherein the water pipe is made of an insulating material, the water pipe is connected with the pipeline in a penetrating manner, and an insulating spacer is arranged at the connection position of the water pipe and the pipeline.
8. The dry tail gas treatment system according to claim 3, wherein an observation window is provided on the dust removal section.
9. The dry tail gas treatment system according to claim 1, wherein the connection port is configured to connect to the duct such that the outlet air from the duct enters the chimney in a non-vertical tangential direction to the chimney.
10. The dry tail gas treatment system according to any one of claims 1 to 9, wherein the water outlet is connected to a charged ionized water generating device through a water treatment apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011440949.5A CN112742145A (en) | 2020-12-10 | 2020-12-10 | Dry tail gas treatment system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011440949.5A CN112742145A (en) | 2020-12-10 | 2020-12-10 | Dry tail gas treatment system |
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| Publication Number | Publication Date |
|---|---|
| CN112742145A true CN112742145A (en) | 2021-05-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011440949.5A Pending CN112742145A (en) | 2020-12-10 | 2020-12-10 | Dry tail gas treatment system |
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| CN (1) | CN112742145A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5678783A (en) * | 1994-05-05 | 1997-10-21 | Wong; Alfred Y. | System and method for remediation of selected atmospheric conditions and system for high altitude telecommunications |
| CN204974193U (en) * | 2015-04-09 | 2016-01-20 | 广东梅雁吉祥水电股份有限公司 | Kiln hood static granule equipment of gathering dust |
| CN205095949U (en) * | 2015-11-03 | 2016-03-23 | 白亚松 | Chimney of smoke and dust is clear away to high efficiency |
| CN206911048U (en) * | 2017-06-26 | 2018-01-23 | 哥乐巴环保科技(上海)有限公司 | A kind of PB dries tail gas wet method treatment system |
| CN109718607A (en) * | 2019-01-23 | 2019-05-07 | 南京西普水泥工程集团有限公司 | A kind of tail gas takes off white device |
| CN211324711U (en) * | 2019-10-18 | 2020-08-25 | 深圳市宝乐智能机器有限公司 | Dust box with aerial fog generating function and cleaning robot |
| CN211903187U (en) * | 2020-03-24 | 2020-11-10 | 深圳安吉尔饮水产业集团有限公司 | Air humidifying and purifying equipment |
-
2020
- 2020-12-10 CN CN202011440949.5A patent/CN112742145A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5678783A (en) * | 1994-05-05 | 1997-10-21 | Wong; Alfred Y. | System and method for remediation of selected atmospheric conditions and system for high altitude telecommunications |
| CN204974193U (en) * | 2015-04-09 | 2016-01-20 | 广东梅雁吉祥水电股份有限公司 | Kiln hood static granule equipment of gathering dust |
| CN205095949U (en) * | 2015-11-03 | 2016-03-23 | 白亚松 | Chimney of smoke and dust is clear away to high efficiency |
| CN206911048U (en) * | 2017-06-26 | 2018-01-23 | 哥乐巴环保科技(上海)有限公司 | A kind of PB dries tail gas wet method treatment system |
| CN109718607A (en) * | 2019-01-23 | 2019-05-07 | 南京西普水泥工程集团有限公司 | A kind of tail gas takes off white device |
| CN211324711U (en) * | 2019-10-18 | 2020-08-25 | 深圳市宝乐智能机器有限公司 | Dust box with aerial fog generating function and cleaning robot |
| CN211903187U (en) * | 2020-03-24 | 2020-11-10 | 深圳安吉尔饮水产业集团有限公司 | Air humidifying and purifying equipment |
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