CN107961662B - Desulphurization device based on spiral gas-liquid mixing and cyclone gas-liquid separation principle - Google Patents
Desulphurization device based on spiral gas-liquid mixing and cyclone gas-liquid separation principle Download PDFInfo
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- CN107961662B CN107961662B CN201710974489.6A CN201710974489A CN107961662B CN 107961662 B CN107961662 B CN 107961662B CN 201710974489 A CN201710974489 A CN 201710974489A CN 107961662 B CN107961662 B CN 107961662B
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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
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/10—Combinations of devices covered by groups B01D45/00, B01D46/00 and B01D47/00
-
- 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
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
- B01D53/50—Sulfur oxides
- B01D53/501—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound
- B01D53/504—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound characterised by a specific device
-
- 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
- B01D53/86—Catalytic processes
- B01D53/8678—Removing components of undefined structure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/40—Alkaline earth metal or magnesium compounds
- B01D2251/404—Alkaline earth metal or magnesium compounds of calcium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2259/00—Type of treatment
- B01D2259/12—Methods and means for introducing reactants
- B01D2259/124—Liquid reactants
Abstract
The utility model provides a desulphurization unit based on spiral gas-liquid mixture and whirl gas-liquid separation principle, includes the casing, the casing bottom is equipped with the pivot, and the pivot bottom is connected with the motor that is located the casing below, the inside cavity inner chamber that is equipped with of pivot, the top of pivot are equipped with rotatory water pipe head, rotatory water pipe head is linked together with first feed liquor pipe, set up a plurality of first through-holes that are linked together with the pivot outside on the cavity inner chamber, be provided with helical blade in the pivot, the outside cover of helical blade is equipped with the sleeve, telescopic top is sealed, and the sleeve top is equipped with the intake pipe, telescopic bottom and the interior bottom fixed connection of casing. The invention has the beneficial effects that the waste gas is fully mixed with the lime solution under the driving of the helical blade, thereby effectively improving the treatment effect of the waste gas; under the action of the guide vanes, the lime solution contained in the waste gas is subjected to gas-liquid separation with the waste gas, so that the lime rain phenomenon is avoided.
Description
The application is a divisional application with the application number of 2016101048596, 2016, 26.02 and the title of a desulfurizing device based on spiral gas-liquid mixing and cyclone gas-liquid separation.
Technical Field
The invention relates to the technical field of desulfurization, in particular to a desulfurization device based on spiral gas-liquid mixing and rotational flow gas-liquid separation principles.
Background
Coal is used as a main primary energy source in China, occupies a large proportion in energy consumption of power plants, boilers, coking industries and the like, and particularly, along with the development of economy in China in the year, the energy demand is increased, and the consumption of coal is greatly increased. The coal can generate sulfur dioxide when burning, for the coking industry, a coke oven carbonization chamber is provided with a heat source by a coal gas heating vertical flue, the waste gas generated after the coal gas is heated contains more sulfur dioxide and particulate matters, and if the waste gas is directly discharged, the pollution to the air is serious.
The existing processing method comprises the following steps: the lime solution is used for adsorbing the waste gas, and the lime solution and the sulfur dioxide in the waste gas are subjected to chemical reaction, so that pollutants in the waste gas are effectively removed. However, the waste gas and the lime solution are difficult to be fully contacted and mixed, so that residual sulfur dioxide gas in the waste gas is still discharged, and the treatment effect is poor; in addition, the discharged gas is doped with more lime solution, so that the phenomenon of lime rain is caused.
Disclosure of Invention
The invention aims to provide a desulfurization device based on spiral gas-liquid mixing and cyclone gas-liquid separation principles so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a desulphurization device based on spiral gas-liquid mixing and rotational flow gas-liquid separation principles comprises a shell, wherein a rotating shaft is arranged at the bottom of the shell, the bottom end of the rotating shaft is connected with a motor positioned below the shell, a hollow inner cavity is arranged inside the rotating shaft, a rotating water pipe joint is arranged at the top end of the rotating shaft and is communicated with a first liquid inlet pipe, a plurality of first through holes communicated with the outside of the rotating shaft are formed in the hollow inner cavity, a spiral blade is arranged on the rotating shaft, a sleeve is sleeved outside the spiral blade, the top end of the sleeve is closed, an air inlet pipe is arranged at the top end of the sleeve, the bottom end of the sleeve is fixedly connected with the inner bottom of the shell, and a plurality of second; the lower end of the outside of the sleeve is provided with a first baffle which is in an inverted funnel shape, the first baffle is fixedly connected with the outer side wall of the sleeve, a gap is reserved between the first baffle and the inner side wall of the shell, a second baffle is arranged above the first baffle, the second baffle is in a funnel shape, the second baffle is fixedly connected with the inner side wall of the shell, and a gap is reserved between the second baffle and the outer side wall of the sleeve; a filter screen is arranged above the second baffle, a second liquid inlet pipe is arranged above the filter screen, and a plurality of nozzles with downward openings are arranged on the second liquid inlet pipe; a gas-liquid separation device is arranged above the sleeve and comprises a base, a plurality of separation holes penetrating through the base are uniformly formed in the base, guide pillars are arranged in the separation holes, and guide vanes are circumferentially distributed between the guide pillars and the inner side walls of the separation holes; an electrodeless lamp is arranged above the base, and a photocatalyst layer is coated on the periphery of a lamp tube of the electrodeless lamp.
As a further scheme of the invention: first feed liquor pipe and second feed liquor pipe all are connected with the feed liquor is responsible for, the feed liquor is responsible for and is connected with the liquid reserve tank.
As a still further scheme of the invention: and the liquid inlet main pipe is provided with a high-pressure pump.
As a still further scheme of the invention: and a liquid outlet is formed in the bottom of the shell.
As a still further scheme of the invention: the guide angle of the guide vane is 30 degrees.
As a still further scheme of the invention: the top of the shell is provided with an air outlet pipe, and the air outlet pipe is provided with a draught fan.
As a still further scheme of the invention: the photocatalyst layer is a nano-scale titanium dioxide active material coating layer.
The invention has the beneficial effects that the waste gas is fully mixed with the lime solution under the driving of the helical blade, thereby effectively improving the treatment effect of the waste gas; under the action of the guide vanes, the lime solution contained in the waste gas is subjected to gas-liquid separation with the waste gas, so that the lime rain phenomenon is avoided.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a sectional view taken along line a-a of fig. 1 according to the present invention.
In the figure: 1-motor, 2-rotating shaft, 3-second through hole, 4-gap, 5-first baffle, 6-second baffle, 7-filter screen, 8-spray head, 9-second liquid inlet pipe, 10-air inlet pipe, 11-hollow inner cavity, 12-first through hole, 13-liquid outlet, 14-liquid storage tank, 15-liquid inlet main pipe, 16-high pressure pump, 17-helical blade, 18-sleeve, 19-rotary water pipe joint, 20-first liquid inlet pipe, 21-base, 22-separation hole, 23-guide vane, 24-guide column, 25-photocatalyst layer, 26-electrodeless lamp, 27-shell, 28-air outlet pipe and 29-draught fan.
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.
Referring to fig. 1 and 2, in an embodiment of the present invention, a desulfurization apparatus based on spiral gas-liquid mixing and cyclone gas-liquid separation principles includes a housing 27, a rotating shaft 2 is disposed at the bottom of the housing 27, the bottom end of the rotating shaft 2 is connected to a motor 1 disposed below the housing 27, a hollow inner chamber 11 is disposed inside the rotating shaft 2, a rotating water pipe joint 19 is disposed at the top end of the rotating shaft 2, the rotating water pipe joint 19 is communicated with a first liquid inlet pipe 20, a plurality of first through holes 12 communicated with the outside of the rotating shaft 2 are disposed on the hollow inner chamber 11, a spiral blade 17 is disposed on the rotating shaft 2, a sleeve 18 is sleeved outside the spiral blade 17, the top end of the sleeve 18 is closed, an air inlet pipe 10 is disposed at the top end of the sleeve 18, the bottom end of the sleeve 18 is fixedly connected to the inner bottom of the housing 27, a plurality of second through holes, lime solution enters the hollow inner cavity 11 through the rotary water pipe joint 19, waste gas enters the sleeve 18 from the gas inlet pipe 10, the waste gas moves downwards under the drive of the helical blade 17, the lime solution is sprayed out from the first through hole 12 to be fully and effectively mixed with the waste gas, and then the mixed solution enters the shell 27 through the second through hole 3 at the bottom of the sleeve 18;
a first baffle 5 is arranged at the lower end of the outer part of the sleeve 18, the first baffle 5 is in an inverted funnel shape, the first baffle 5 is fixedly connected with the outer side wall of the sleeve 18, a gap 4 is reserved between the first baffle 5 and the inner side wall of the shell 27, a second baffle 6 is arranged above the first baffle 5, the second baffle 6 is in a funnel shape, the second baffle 6 is fixedly connected with the inner side wall of the shell 27, and a gap 4 is reserved between the second baffle 6 and the outer side wall of the sleeve 18; a filter screen 7 is arranged above the second baffle 6, a second liquid inlet pipe 9 is arranged above the filter screen 7, a plurality of spray heads 8 with downward openings are arranged on the second liquid inlet pipe 9, lime solution is sprayed out of the spray heads 8 on the second liquid inlet pipe 9, waste gas moves upwards through the gap 4 between the first baffle 5 and the second baffle 6, the lime solution sprayed out of the spray heads 8 also passes through the gap 4, the waste gas is subjected to secondary adsorption treatment, and the filter screen 7 filters residual particle impurities in the waste gas;
a gas-liquid separation device is arranged above the sleeve 18 and comprises a base 21, a plurality of separation holes 22 penetrating through the base are uniformly formed in the base 21, guide columns 24 are arranged in the separation holes 22, guide vanes 23 are circumferentially distributed between the guide columns 24 and the inner side walls of the separation holes 22, waste gas continuously rising enters the separation holes 22, under the action of the guide vanes 23, lime solution is subjected to centrifugal force and gravity to perform gas-liquid separation with the waste gas, and the waste gas after gas-liquid separation continues rising;
an electrodeless lamp 26 is arranged above the base 22, a photocatalyst layer 25 is coated on the periphery of a lamp tube of the electrodeless lamp 26, the photocatalyst layer 25 is a nano-scale titanium dioxide active material coating layer, the photocatalyst layer 25 generates a catalyst effect through heat of light of the electrodeless lamp 26, and the titanium dioxide active material has strong oxidizing capability when being irradiated by light, so that harmful substances in the air are decomposed into carbon dioxide and water, various bacteria in the air can be killed, and peculiar smell can be removed.
The first liquid inlet pipe 9 and the second liquid inlet pipe 20 are both connected with a liquid inlet main pipe 15, and the liquid inlet main pipe 15 is connected with a liquid storage tank 14.
And a high-pressure pump 16 is arranged on the liquid inlet main pipe 15.
The bottom of the shell 27 is provided with a liquid outlet 13.
The guide angle of the guide vane 23 is 30 °.
An air outlet pipe 28 is arranged at the top of the shell 27, and an induced draft fan 29 is arranged on the air outlet pipe 28.
The working process of the invention is as follows: when the device works, waste gas is introduced from the gas inlet pipe 10, the motor 1 is started to drive the rotating shaft 2 to rotate, lime solution enters the hollow inner cavity 11 through the rotating water pipe joint 19, the waste gas enters the sleeve 18 from the gas inlet pipe 10, the waste gas moves downwards under the drive of the helical blades 17, the lime solution is sprayed out from the first through hole 12 and is fully and effectively mixed with the waste gas, and then the mixed solution enters the shell 27 through the second through hole 3 at the bottom of the sleeve 18; the spray head 8 on the second liquid inlet pipe 9 sprays lime solution, the waste gas moves upwards through the gap 4 on the first baffle 5 and the second baffle 6, the lime solution sprayed from the spray head 8 also passes through the gap 4 to perform adsorption treatment on the waste gas again, and the filter screen 7 filters residual particle impurities in the waste gas; the waste gas which continuously rises enters the separation hole 22, under the action of the guide vane 23, the lime solution is subjected to centrifugal force and gravity to perform gas-liquid separation with the waste gas, and the waste gas after gas-liquid separation continuously rises; the photocatalyst layer 25 generates a catalytic action by the heat of the light of the electrodeless lamp 26, and the titanium dioxide active material has strong oxidizing ability when being irradiated by the light, so that harmful substances in the air are decomposed into carbon dioxide and water, and various bacteria in the air can be killed and peculiar smell can be removed.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (5)
1. A desulfurization device based on spiral gas-liquid mixing and rotational flow gas-liquid separation principles comprises a shell and is characterized in that a rotating shaft is arranged at the bottom of the shell, the bottom end of the rotating shaft is connected with a motor positioned below the shell, a hollow inner cavity is arranged inside the rotating shaft, a rotating water pipe joint is arranged at the top end of the rotating shaft and communicated with a first liquid inlet pipe, a plurality of first through holes communicated with the outside of the rotating shaft are formed in the hollow inner cavity, a spiral blade is arranged on the rotating shaft, a sleeve is sleeved outside the spiral blade, the top end of the sleeve is closed, an air inlet pipe is arranged at the top end of the sleeve, the bottom end of the sleeve is fixedly connected with the inner bottom of the shell, a plurality of second through holes are formed in the bottom of the sleeve, a first baffle plate is arranged at the lower end of the outside of the sleeve and is in an inverted, a gap is reserved between the first baffle and the inner side wall of the shell, a second baffle is arranged above the first baffle and is funnel-shaped, the second baffle is fixedly connected with the inner side wall of the shell, and a gap is reserved between the sleeve and the outer side wall of the sleeve; a filter screen is arranged above the second baffle, a second liquid inlet pipe is arranged above the filter screen, a plurality of nozzles with downward openings are arranged on the second liquid inlet pipe; a gas-liquid separation device is arranged above the sleeve, the gas-liquid separation device comprises a base, a plurality of separation holes penetrating through the base are uniformly formed on the base, guide pillars are arranged in the separation holes, and guide vanes are circumferentially distributed between the guide pillars and the inner side walls of the separation holes; an electrodeless lamp is arranged above the base, the periphery of the lamp tube of the electrodeless lamp is coated with a photocatalyst layer; the first liquid inlet pipe and the second liquid inlet pipe are both connected with a liquid inlet main pipe, and the liquid inlet main pipe is connected with a liquid storage tank; and a liquid outlet is formed in the bottom of the shell.
2. The desulfurization device based on spiral gas-liquid mixing and cyclone gas-liquid separation principle of claim 1, wherein the main liquid inlet pipe is provided with a high pressure pump.
3. The desulfurization apparatus according to claim 1, wherein the guide angle of the guide vane is 30 °.
4. The desulfurization device based on spiral gas-liquid mixing and cyclone gas-liquid separation principle of claim 3, characterized in that the top of the housing is provided with an outlet pipe, and the outlet pipe is provided with a draught fan.
5. The desulfurization device based on spiral gas-liquid mixing and cyclone gas-liquid separation principle of claim 1, wherein the photocatalyst layer is a nano-scale titanium dioxide active material coating layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710974489.6A CN107961662B (en) | 2016-02-26 | 2016-02-26 | Desulphurization device based on spiral gas-liquid mixing and cyclone gas-liquid separation principle |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610104859.6A CN105688634B (en) | 2016-02-26 | 2016-02-26 | A kind of desulfurizer based on spiral gas-liquid mixing and cyclone gas-liquid separation principle |
| CN201710974489.6A CN107961662B (en) | 2016-02-26 | 2016-02-26 | Desulphurization device based on spiral gas-liquid mixing and cyclone gas-liquid separation principle |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610104859.6A Division CN105688634B (en) | 2016-02-26 | 2016-02-26 | A kind of desulfurizer based on spiral gas-liquid mixing and cyclone gas-liquid separation principle |
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| Publication Number | Publication Date |
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| CN107961662A CN107961662A (en) | 2018-04-27 |
| CN107961662B true CN107961662B (en) | 2020-09-25 |
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| CN201710974489.6A Active CN107961662B (en) | 2016-02-26 | 2016-02-26 | Desulphurization device based on spiral gas-liquid mixing and cyclone gas-liquid separation principle |
| CN201610104859.6A Active CN105688634B (en) | 2016-02-26 | 2016-02-26 | A kind of desulfurizer based on spiral gas-liquid mixing and cyclone gas-liquid separation principle |
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| CN108126499A (en) * | 2018-01-02 | 2018-06-08 | 李卫军 | A kind of desulfation dust-extraction device based on rotating spraying and spiral gas-liquid separation principle |
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| CN109294653B (en) * | 2018-11-06 | 2021-04-27 | 志丹县绿能油气技术服务有限责任公司 | Liquefied petroleum gas desulfurization process |
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| CN112755778B (en) * | 2021-02-05 | 2022-05-10 | 江苏航运职业技术学院 | Integrated seawater wet desulphurization washing tower for ship |
| CN113062703B (en) * | 2021-04-20 | 2023-03-10 | 铁福来装备制造集团股份有限公司 | Three-proofing complete equipment for drilling and punching |
| CN113144879A (en) * | 2021-04-23 | 2021-07-23 | 何静 | Flue gas desulfurization device |
| CN115155219B (en) * | 2022-08-22 | 2023-09-08 | 浙江洛森压缩机股份有限公司 | Gas-liquid separation sewage disposal system |
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| Publication number | Publication date |
|---|---|
| CN105688634A (en) | 2016-06-22 |
| CN105688634B (en) | 2018-01-23 |
| CN107961662A (en) | 2018-04-27 |
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