CN110743332A - Waste gas collecting device in decolorant production process - Google Patents
Waste gas collecting device in decolorant production process Download PDFInfo
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- CN110743332A CN110743332A CN201911288015.1A CN201911288015A CN110743332A CN 110743332 A CN110743332 A CN 110743332A CN 201911288015 A CN201911288015 A CN 201911288015A CN 110743332 A CN110743332 A CN 110743332A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/38—Removing components of undefined structure
- B01D53/40—Acidic components
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/75—Multi-step processes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/79—Injecting reactants
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/96—Regeneration, reactivation or recycling of reactants
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Abstract
A waste gas collecting device in the production process of a decolorizing agent comprises a first waste gas treatment box and a second waste gas treatment box; the connecting cylinder is arranged in the first waste gas treatment box, first filter cloth is arranged on the outer peripheral surface of the connecting cylinder, and second filter cloth is arranged at the bottom of the connecting cylinder; the connecting piece is arranged in the connecting cylinder, and a liquid spraying head and a spraying head are arranged on the connecting piece; the air supply pipe extends into the connecting cylinder; the rotating part is rotatably connected with the second waste gas treatment box, and the top end of the rotating part extends into the second connecting box; the air exhaust pipe is arranged on the second air extractor and communicated with the first waste gas treatment box, and the gas delivery pipe is arranged on the second air extractor and communicated with the second connecting box; the transmission shaft is arranged on the driving device and is in transmission connection with the rotating part; the stirring piece is provided with an exhaust hole, and a second gas transmission channel is arranged inside the stirring piece; the rotating part is provided with a first gas transmission channel. The invention has simple operation and convenient use, can effectively absorb and treat the waste gas generated in the production process of the decolorizing agent, has good purification effect and high purification efficiency, and obviously reduces the pollution to the atmospheric environment.
Description
Technical Field
The invention relates to the technical field of decolorant production, in particular to a waste gas collecting device in a decolorant production process.
Background
The decolorant is divided into a flocculation decolorant, an oxidation decolorant and an adsorption decolorant according to the decoloration principle; the flocculation decolorant is a quaternary amine type cationic macromolecular compound which integrates multiple functions of decoloring, flocculating, degrading CODcr and the like; the adsorption decolorant is generally active carbon, argil or adsorption resin, can directly filter impurities and oxides in oil products in a filtering mode, integrates impurity removal, deodorization, decoloration and separation into a whole, so that the blackened oil products are changed into light-colored transparent liquid, and the acid value and the chromaticity of the processed diesel oil meet the national fuel standard; the oxidation decolorant adopts oxidizing substances, such as sodium hypochlorite, potassium permanganate, ozone and the like, to destroy colored groups to achieve the aim of removing chromaticity;
harmful gases are generated in the production process of the decolorizing agent, the harmful gases are generally acid gases, and most of the generated harmful gases are directly discharged into the air and can pollute the atmospheric environment.
Disclosure of Invention
Objects of the invention
In order to solve the technical problems in the background art, the invention provides the waste gas collecting device in the production process of the decolorizing agent, which is simple to operate and convenient to use, can effectively absorb and treat waste gas generated in the production process of the decolorizing agent, has good purification effect and high purification efficiency, and obviously reduces the pollution to the atmospheric environment.
(II) technical scheme
The invention provides a waste gas collecting device in a decolorant production process, which comprises a first waste gas treatment box, a second waste gas treatment box, a connecting cylinder, a gas feeding pipe, a connecting piece, a first connecting box, a second connecting box, a driving device, a transmission shaft, a rotating piece, a stirring piece, a second air pump, a gas conveying pipe and a gas pumping pipe, wherein the first waste gas treatment box is connected with the first waste gas treatment box;
the connecting cylinder is vertically arranged in the first waste gas treatment box, the outer peripheral surface of the connecting cylinder is provided with a plurality of groups of first filter cloth, and the bottom of the connecting cylinder is provided with a plurality of groups of second filter cloth; the connecting piece is horizontally arranged on the first waste gas treatment box and is positioned in the connecting cylinder, and the connecting piece is provided with a liquid spraying head and a spraying head; the liquid spraying heads correspond to the first filter cloth one by one, and the liquid spraying direction of the liquid spraying heads faces to the first filter cloth; the air supply pipe passes through the first waste gas treatment box and vertically extends into the connecting cylinder, an air nozzle of the air supply pipe is positioned right below the connecting piece, and the spraying direction of the spraying head faces downwards;
the second waste gas treatment box is provided with an exhaust pipe, and waste gas treatment liquid is stored in the second waste gas treatment box; the first connecting box is arranged on the second waste gas treatment box, and the second connecting box is arranged on the first connecting box; the rotating member is vertically arranged and is rotationally connected with the second waste gas treatment box, the top end of the rotating member penetrates through the first connecting box and extends into the second connecting box, and the bottom end of the rotating member is vertically inserted into the waste gas treatment liquid; the second air pump is arranged on the first waste gas treatment box, the air exhaust pipe is arranged on the second air pump and communicated with the first waste gas treatment box, and the gas transmission pipe is arranged on the second air pump and communicated with the second connecting box;
the driving device is arranged on the first connecting box, and the transmission shaft is arranged on the driving device and is in transmission connection with the rotating part; the stirring piece is arranged on the rotating piece and positioned in the second waste gas treatment tank, and the stirring piece is immersed in the waste gas treatment liquid; the stirring piece is uniformly provided with vent holes, and a second gas transmission channel is arranged inside the stirring piece; the rotating piece is vertically provided with a first gas transmission channel with an upward opening, and the first gas transmission channel is communicated with each second gas transmission channel.
Preferably, the transmission shaft is provided with a first bevel gear, the rotating part is provided with a second bevel gear, and the first bevel gear and the second bevel gear are in meshing transmission connection.
Preferably, the device also comprises a liquid pumping pump and a liquid pumping pipe;
the liquid pump is arranged on the second waste gas treatment box, the input side of the liquid pump is connected with the liquid pumping pipe, and the output side of the liquid pump is connected with the liquid conveying pipe; the other end of the liquid pumping pipe is vertically inserted into the first exhaust-gas treatment box downwards.
Preferably, the device also comprises a liquid return pipe;
the liquid return pipe is connected with the first waste gas treatment box and the second waste gas treatment box, and a control valve is arranged on the liquid return pipe.
Preferably, the device also comprises a liquid adding pipe;
the liquid feeding pipe is arranged on the second waste gas treatment box, and a control valve is arranged on the liquid feeding pipe.
Preferably, a drain pipe is further included;
the liquid discharge pipe is arranged on the second waste gas treatment box, and a control valve is arranged on the liquid discharge pipe.
Preferably, the spray head is provided with a plurality of circles, and each circle of spray head is distributed in an annular array around the circle center of the connecting piece.
Preferably, the stirring member is provided with a plurality of circles in the vertical direction, and each circle of the stirring member is distributed around the rotating member in an annular array.
Preferably, the air extractor further comprises a first air extractor;
the first air pump is arranged on the first waste gas treatment box, an air inlet pipe is arranged at the input side, and the output side is connected with the air inlet pipe.
Preferably, the end surface of the bottom end of the first waste gas treatment box is higher than the end surface of the top end of the second waste gas treatment box.
The technical scheme of the invention has the following beneficial technical effects:
waste gas enters the connecting cylinder through the gas supply pipe, waste gas treatment liquid (alkali liquor) is input into the connecting piece through the liquid conveying pipe, the exhaust gas treatment liquid is atomized and sprayed out by the spray head and fully contacted with the waste gas, primary treatment on the waste gas is realized, the waste gas treatment liquid is sprayed onto the first filter cloth by the spray head to moisten the surface of the first filter cloth, and the waste gas is treated again by the first filter cloth and the second filter cloth;
the second air pump pumps the treated waste gas into the second connecting box, the waste gas enters each second gas transmission channel through the first gas transmission channel and then uniformly enters the waste gas treatment liquid through each stirring piece, and the waste gas is purified; the driving device enables the rotating pieces to rotate circumferentially in the horizontal direction through the transmission shaft, and the stirring pieces rotate along with the rotating pieces and stir the waste gas treatment liquid, so that the waste gas can be fully contacted with the waste gas treatment liquid, and the waste gas treatment effect and the waste gas treatment efficiency are further improved; the thoroughly purified waste gas is discharged through the exhaust pipe, so that the use is convenient and the operation is simple.
Drawings
Fig. 1 is a schematic structural diagram of an exhaust gas collecting device in a decoloring agent production process according to the present invention.
Fig. 2 is a schematic connection diagram of a first connection box and a second connection box in an exhaust gas collection device in a decolorant production process provided by the invention.
Fig. 3 is a schematic structural view (top view) of a connecting cylinder in an exhaust gas collecting device in a decoloring agent production process according to the present invention.
Fig. 4 is a schematic connection diagram (bottom view) of a connecting piece, a liquid spray head and a spray head in an exhaust gas collecting device in the production process of a decolorizing agent.
Fig. 5 is a schematic (top view) of the connection between the rotating member and the stirring member in the waste gas collecting device in the process of producing a decolorizing agent.
Reference numerals: 1. a first exhaust treatment tank; 2. a second exhaust treatment tank; 3. a connecting cylinder; 4. a first filter cloth; 5. a second filter cloth; 6. a first air extractor; 7. an air supply pipe; 8. an air inlet pipe; 9. a transfusion tube; 10. a connecting member; 11. a liquid jet head; 12. a spray head; 13. a liquid pump; 14. a liquid pumping pipe; 15. a first connection box; 16. a second connecting box; 17. a drive device; 18. a drive shaft; 19. a rotating member; 20. a first bevel gear; 21. a second bevel gear; 22. a stirring member; 23. a second air extractor; 24. a gas delivery pipe; 25. an air exhaust pipe; 26. a liquid return pipe; 27. a liquid feeding pipe; 28. a liquid discharge pipe; 29. an exhaust pipe; 30. a first gas transmission channel; 31. a second gas transmission channel.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be understood that the description is intended to be exemplary only, and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
As shown in fig. 1-5, the waste gas collecting device in the production process of a decolorizing agent provided by the present invention comprises a first waste gas treatment tank 1, a second waste gas treatment tank 2, a connecting cylinder 3, an air feeding pipe 7, a connecting piece 10, a first connecting tank 15, a second connecting tank 16, a driving device 17, a transmission shaft 18, a rotating piece 19, a stirring piece 22, a second air extractor 23, an air feeding pipe 24 and an air extracting pipe 25;
the connecting cylinder 3 is vertically arranged in the first waste gas treatment box 1, the peripheral surface of the connecting cylinder is provided with a plurality of groups of first filter cloth 4, and the bottom of the connecting cylinder is provided with a plurality of groups of second filter cloth 5; the connecting piece 10 is horizontally arranged on the first waste gas treatment box 1 and is positioned in the connecting cylinder 3, and the connecting piece 10 is provided with a liquid spraying head 11 and a spraying head 12; the liquid spraying heads 11 correspond to the first filter cloth 4 one by one, and the liquid spraying direction of the liquid spraying heads 11 faces the first filter cloth 4; the air supply pipe 7 penetrates through the first waste gas treatment box 1 and vertically extends into the connecting cylinder 3, an air nozzle of the air supply pipe 7 is positioned right below the connecting piece 10, and the spraying direction of the spraying head 12 faces downwards; the spray head 12 is provided with a plurality of circles, and each circle of spray head 12 is distributed in an annular array around the circle center of the connecting piece 10;
the second waste gas treatment box 2 is provided with an exhaust pipe 29, and waste gas treatment liquid is stored in the second waste gas treatment box; the first connecting box 15 is arranged on the second exhaust gas treatment box 2, and the second connecting box 16 is arranged on the first connecting box 15; the rotating member 19 is vertically arranged and is rotatably connected with the second waste gas treatment tank 2, the top end of the rotating member penetrates through the first connecting tank 15 and extends into the second connecting tank 16, and the bottom end of the rotating member is vertically inserted into the waste gas treatment liquid; the second air pump 23 is arranged on the first waste gas treatment tank 1, the air pumping pipe 25 is arranged on the second air pump 23 and communicated with the first waste gas treatment tank 1, and the air conveying pipe 24 is arranged on the second air pump 23 and communicated with the second connecting tank 16;
the driving device 17 is arranged on the first connecting box 15, and the transmission shaft 18 is arranged on the driving device 17 and is in transmission connection with the rotating part 19; the stirring piece 22 is arranged on the rotating piece 19 and is positioned in the second waste gas treatment tank 2, and the stirring piece 22 is immersed in the waste gas treatment liquid; the stirring members 22 are provided with a plurality of circles in the vertical direction, and each circle of stirring members 22 is distributed around the rotating member 19 in an annular array; the stirring piece 22 is uniformly provided with exhaust holes, and a second gas transmission channel 31 is arranged in the stirring piece; the rotating member 19 is vertically provided with a first gas transmission channel 30 with an upward opening, and the first gas transmission channel 30 is communicated with each second gas transmission channel 31.
The transmission shaft 18 is provided with a first bevel gear 20, the rotating part 19 is provided with a second bevel gear 21, and the first bevel gear 20 and the second bevel gear 21 are in meshing transmission connection.
In an alternative embodiment, the system further comprises an extraction pump 13, an extraction pipe 14 and a liquid return pipe 26; the liquid pump 13 is arranged on the second waste gas treatment box 2, the input side of the liquid pump is connected with the liquid pumping pipe 14, and the output side of the liquid pump is connected with the liquid conveying pipe 9; the other end of the liquid extracting pipe 14 is vertically inserted downwards into the first waste gas treatment box 1; the liquid return pipe 26 connects the first waste gas treatment tank 1 and the second waste gas treatment tank 2, and a control valve is arranged on the liquid return pipe 26. In operation, the exhaust-gas treatment liquid of drawing liquid pump 13 in with second exhaust-gas treatment case 2 through liquid suction pipe 14 is taken out to in sending into connecting piece 10 with exhaust-gas treatment liquid through transfer line 9, the exhaust-gas treatment liquid that falls into first exhaust-gas treatment incasement 1 re-gets into second exhaust-gas treatment case 2 through liquid return pipe 26, it is more convenient to use.
In an alternative embodiment, the liquid conveying pipe 9 is connected with an exhaust gas treatment liquid supply device, and the first exhaust gas treatment tank 1 is correspondingly provided with a liquid outlet pipe. In operation, during exhaust-gas treatment liquid provides the device and directly sends into transfer line 9 with exhaust-gas treatment liquid, the exhaust-gas treatment liquid that falls into first exhaust-gas treatment case 1 passes through the drain pipe and discharges.
In an alternative embodiment, a liquid feeding pipe 27 and a liquid discharging pipe 28 are also included; the liquid adding pipe 27 is arranged on the second waste gas treatment tank 2, and a control valve is arranged on the liquid adding pipe 27; a drain pipe 28 is provided on the second exhaust treatment tank 2, and a control valve is provided on the drain pipe 28. In operation, add exhaust-gas treatment liquid through liquid feeding pipe 27 in to second exhaust-gas treatment case 2, discharge exhaust-gas treatment liquid through fluid-discharge tube 28, conveniently change and add the exhaust-gas treatment liquid of second exhaust-gas treatment case 2 inside.
In an alternative embodiment, a liquid level sensor is further disposed in the second exhaust treatment tank 2, so as to facilitate control of addition of the exhaust treatment liquid.
In an alternative embodiment, a first air extractor 6 is also included; the first air pump 6 is arranged on the first waste gas treatment box 1, an air inlet pipe 8 is arranged at the input side, and the output side is connected with an air supply pipe 7; the air inlet pipe 8 is communicated with decolorant production equipment. In operation, first air extractor 6 takes the waste gas that produces in with decolorant production process out through intake pipe 8 to in sending waste gas into connecting cylinder 3 through air feed pipe 7, can improve exhaust-gas treatment efficiency.
In an alternative embodiment, the bottom end face of the first waste gas treatment tank 1 is located at a higher height than the top end face of the second waste gas treatment tank 2.
When the device is used, waste gas enters the connecting cylinder 3 through the air supply pipe 7, waste gas treatment liquid (alkali liquor) is input into the connecting piece 10 through the liquid conveying pipe 9, the waste gas treatment liquid is atomized and sprayed out by the spray head 12 and is fully contacted with the waste gas, so that the primary treatment of the waste gas is realized, the waste gas treatment liquid is sprayed onto the first filter cloth 4 by the spray head 11 to moisten the surface of the first filter cloth 4, and the first filter cloth 4 and the second filter cloth 5 are used for treating the waste gas again;
the treated waste gas enters the first waste gas treatment box 1 from the connecting cylinder 3, and the second air pump 23 pumps the waste gas into the second connecting box 16; waste gas enters the second gas transmission channels 31 through the first gas transmission channels 30 and then uniformly enters the waste gas treatment liquid through the stirring pieces 22, so that the waste gas is purified; the driving device 17 enables the rotating part 19 to rotate circularly in the horizontal direction through the transmission shaft 18, and the stirring parts 22 rotate along with the rotating part and stir the waste gas treatment liquid, so that the waste gas is favorably and fully contacted with the waste gas treatment liquid, and the waste gas treatment effect and the waste gas treatment efficiency are further improved; the thoroughly purified waste gas is discharged through the exhaust pipe 29, so that the use is convenient and the operation is simple.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (10)
1. A waste gas collecting device in the production process of a decolorizing agent is characterized by comprising a first waste gas treatment box (1), a second waste gas treatment box (2), a connecting cylinder (3), an air feeding pipe (7), a connecting piece (10), a first connecting box (15), a second connecting box (16), a driving device (17), a transmission shaft (18), a rotating piece (19), a stirring piece (22), a second air extractor (23), an air feeding pipe (24) and an air pumping pipe (25);
the connecting cylinder (3) is vertically arranged in the first waste gas treatment box (1), the outer peripheral surface of the connecting cylinder is provided with a plurality of groups of first filter cloth (4), and the bottom of the connecting cylinder is provided with a plurality of groups of second filter cloth (5); the connecting piece (10) is horizontally arranged on the first waste gas treatment box (1) and is positioned in the connecting cylinder (3), and the connecting piece (10) is provided with a liquid spraying head (11) and a spraying head (12); the liquid spraying heads (11) correspond to the first filter cloth (4) one by one, and the liquid spraying direction of the liquid spraying heads (11) faces to the first filter cloth (4); the air supply pipe (7) penetrates through the first waste gas treatment box (1) and vertically extends into the connecting cylinder (3), an air nozzle of the air supply pipe (7) is positioned right below the connecting piece (10), and the spraying direction of the spraying head (12) faces downwards;
an exhaust pipe (29) is arranged on the second waste gas treatment box (2), and waste gas treatment liquid is stored in the exhaust pipe; the first connecting box (15) is arranged on the second waste gas treatment box (2), and the second connecting box (16) is arranged on the first connecting box (15); the rotating part (19) is vertically arranged and is rotationally connected with the second waste gas treatment box (2), the top end of the rotating part penetrates through the first connecting box (15) and extends into the second connecting box (16), and the bottom end of the rotating part is vertically inserted into the waste gas treatment liquid; the second air pump (23) is arranged on the first waste gas treatment box (1), the air exhaust pipe (25) is arranged on the second air pump (23) and communicated with the first waste gas treatment box (1), and the air delivery pipe (24) is arranged on the second air pump (23) and communicated with the second connecting box (16);
the driving device (17) is arranged on the first connecting box (15), and the transmission shaft (18) is arranged on the driving device (17) and is in transmission connection with the rotating piece (19); the stirring piece (22) is arranged on the rotating piece (19) and is positioned in the second waste gas treatment tank (2), and the stirring piece (22) is immersed in the waste gas treatment liquid; the stirring piece (22) is uniformly provided with exhaust holes, and a second gas transmission channel (31) is arranged inside the stirring piece; the rotating piece (19) is vertically provided with a first gas transmission channel (30) with an upward opening, and the first gas transmission channel (30) is communicated with the second gas transmission channels (31).
2. The waste gas collecting device in the decoloring agent production process according to claim 1, wherein a first bevel gear (20) is arranged on the transmission shaft (18), a second bevel gear (21) is arranged on the rotating member (19), and the first bevel gear (20) and the second bevel gear (21) are in meshing transmission connection.
3. An exhaust gas collecting apparatus in a decoloring agent production process according to claim 1, further comprising an extraction pump (13) and an extraction pipe (14);
the liquid pump (13) is arranged on the second waste gas treatment box (2), the input side of the liquid pump is connected with the liquid pumping pipe (14), and the output side of the liquid pump is connected with the liquid conveying pipe (9); the other end of the liquid extracting pipe (14) is vertically inserted downwards into the first waste gas treatment box (1).
4. An effluent collection unit for a bleaching dye production process in accordance with claim 1, further comprising a return conduit (26);
the liquid return pipe (26) is connected with the first waste gas treatment box (1) and the second waste gas treatment box (2), and a control valve is arranged on the liquid return pipe (26).
5. A decolorizer process off-gas collection device according to claim 1, characterized by further comprising a filler pipe (27);
the liquid adding pipe (27) is arranged on the second waste gas treatment tank (2), and a control valve is arranged on the liquid adding pipe (27).
6. A decolorizer process off-gas collection assembly according to claim 1, further comprising a drain (28);
the liquid discharge pipe (28) is arranged on the second waste gas treatment box (2), and a control valve is arranged on the liquid discharge pipe (28).
7. A decolorizer process off-gas collection device according to claim 1, characterized in that the spray head (12) is provided with a plurality of turns, and each turn of the spray head (12) is distributed in an annular array around the center of the connecting piece (10).
8. A decolorant production process off-gas collection device according to claim 1, wherein the stirring member (22) is provided with a plurality of turns in the vertical direction, and each turn of the stirring member (22) is distributed in an annular array around the rotating member (19).
9. An exhaust gas collecting apparatus in a decoloring agent production process according to claim 1, further comprising a first air extractor (6);
the first air pump (6) is arranged on the first waste gas treatment box (1), an air inlet pipe (8) is arranged on the input side, and the output side is connected with the air supply pipe (7).
10. A waste gas collecting device in a decoloring agent production process according to claim 1, wherein the bottom end surface of the first waste gas treatment tank (1) is located at a higher height than the top end surface of the second waste gas treatment tank (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911288015.1A CN110743332A (en) | 2019-12-15 | 2019-12-15 | Waste gas collecting device in decolorant production process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911288015.1A CN110743332A (en) | 2019-12-15 | 2019-12-15 | Waste gas collecting device in decolorant production process |
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| Publication Number | Publication Date |
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| CN110743332A true CN110743332A (en) | 2020-02-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201911288015.1A Pending CN110743332A (en) | 2019-12-15 | 2019-12-15 | Waste gas collecting device in decolorant production process |
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| US5902555A (en) * | 1994-08-18 | 1999-05-11 | Mitsubishi Jukogyo Kabushiki Kaisha | Wet flue gas desulfurization process and system |
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| US20140348711A1 (en) * | 2013-05-24 | 2014-11-27 | Robert C. Ajemian | Mechanical filter-based pollution control system to remediate cooking emissions |
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| CN108379990A (en) * | 2018-05-14 | 2018-08-10 | 德清菁英信息科技有限公司 | A kind of ventilation equipment dust-extraction unit |
| CN209060807U (en) * | 2018-11-07 | 2019-07-05 | 山东铁雄新沙能源有限公司 | A kind of coke production waste gas treatment equipment |
| CN110180300A (en) * | 2019-05-10 | 2019-08-30 | 华电电力科学研究院有限公司 | A kind of coal-fired power station boiler flue gas processing device and method |
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2019
- 2019-12-15 CN CN201911288015.1A patent/CN110743332A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5902555A (en) * | 1994-08-18 | 1999-05-11 | Mitsubishi Jukogyo Kabushiki Kaisha | Wet flue gas desulfurization process and system |
| JP2014213266A (en) * | 2013-04-25 | 2014-11-17 | 小松精練株式会社 | Gas purification device and gas purification method |
| US20140348711A1 (en) * | 2013-05-24 | 2014-11-27 | Robert C. Ajemian | Mechanical filter-based pollution control system to remediate cooking emissions |
| CN205517176U (en) * | 2016-03-07 | 2016-08-31 | 青岛美巢机械有限公司 | Animal manure cauldron formula fermentation waste gas centralized treatment device |
| CN108379990A (en) * | 2018-05-14 | 2018-08-10 | 德清菁英信息科技有限公司 | A kind of ventilation equipment dust-extraction unit |
| CN209060807U (en) * | 2018-11-07 | 2019-07-05 | 山东铁雄新沙能源有限公司 | A kind of coke production waste gas treatment equipment |
| CN110180300A (en) * | 2019-05-10 | 2019-08-30 | 华电电力科学研究院有限公司 | A kind of coal-fired power station boiler flue gas processing device and method |
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Application publication date: 20200204 |
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