CN116036848A - Industrial sulfuric acid waste gas emission treatment equipment - Google Patents
Industrial sulfuric acid waste gas emission treatment equipment Download PDFInfo
- Publication number
- CN116036848A CN116036848A CN202210919508.6A CN202210919508A CN116036848A CN 116036848 A CN116036848 A CN 116036848A CN 202210919508 A CN202210919508 A CN 202210919508A CN 116036848 A CN116036848 A CN 116036848A
- Authority
- CN
- China
- Prior art keywords
- spray
- pipe
- treatment tank
- tank
- water
- Prior art date
- 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.)
- Pending
Links
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 title claims abstract description 44
- 239000002912 waste gas Substances 0.000 title claims abstract description 21
- 239000007921 spray Substances 0.000 claims abstract description 113
- 239000007788 liquid Substances 0.000 claims abstract description 45
- 238000004519 manufacturing process Methods 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 86
- 239000007789 gas Substances 0.000 claims description 35
- 238000002347 injection Methods 0.000 claims description 19
- 239000007924 injection Substances 0.000 claims description 19
- 238000001035 drying Methods 0.000 claims description 4
- 238000009776 industrial production Methods 0.000 claims 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 abstract description 34
- 238000005507 spraying Methods 0.000 abstract description 23
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- 235000010269 sulphur dioxide Nutrition 0.000 description 15
- 238000000034 method Methods 0.000 description 5
- 239000000243 solution Substances 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 208000028659 discharge Diseases 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000037361 pathway Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- 239000004291 sulphur dioxide Substances 0.000 description 1
Images
Classifications
-
- 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
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Abstract
The invention relates to the technical field of waste gas treatment, in particular to industrial sulfuric acid production waste gas emission treatment equipment, which comprises a first treatment tank and a second treatment tank, wherein the lower end of the first treatment tank is provided with an air inlet pipe, the upper end of the first treatment tank is provided with a first air outlet pipe, and the other end of the first air outlet pipe is connected with the second treatment tank; a second air outlet pipe is arranged on the upper side of the second treatment tank; a first spraying pond is formed at the inner side of the first treatment tank and positioned at the bottom of the first treatment tank, a first spraying assembly is arranged at the top of the first treatment tank and positioned in the first treatment tank, and the liquid inlet end of the first spraying pond is connected with the first spraying pond; a second spraying pond is formed at the inner side of the second treatment tank and positioned at the bottom of the second treatment tank, a second spraying assembly is arranged at the top of the second treatment tank and positioned in the second treatment tank, and the liquid inlet end of the second spraying assembly is connected with the second spraying pond; the second spray tank and the first spray assembly are provided with a first backflow assembly. Through the scheme, the solution can be utilized for multiple times, and the absorption efficiency of sulfur dioxide is greatly improved.
Description
Technical Field
The invention relates to the technical field of waste gas treatment, in particular to industrial sulfuric acid production waste gas emission treatment equipment.
Background
Sulfur dioxide is an important pathway for sulfur emissions, one of the major gases in atmospheric pollution, and has attracted considerable attention. During the process of preparing sulfuric acid from the feed liquid, a certain amount of exhaust gas is generated, and sulfur dioxide substances are contained in the exhaust gas. The sulfur dioxide on the inside needs to be removed before the exhaust gas is discharged.
In the prior art, although sulfur dioxide in waste gas can be removed, a large amount of solution is consumed in the removal process, and meanwhile, the defects of low SO2 absorption efficiency, high energy consumption, high cost and the like exist.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides the industrial sulfuric acid waste gas emission treatment equipment which can be used for repeatedly using the solution, thereby greatly improving the absorption efficiency of sulfur dioxide.
(II) technical scheme
In order to achieve the above purpose, the embodiment of the application provides an industrial sulfuric acid exhaust gas emission treatment device, which comprises a first treatment tank and a second treatment tank, wherein the lower end of the first treatment tank is provided with an air inlet pipe, the upper end of the first treatment tank is provided with a first air outlet pipe, and the other end of the first air outlet pipe is connected with the second treatment tank; a second air outlet pipe is arranged on the upper side of the second treatment tank; a first spray tank is formed at the inner side of the first treatment tank and positioned at the bottom of the first treatment tank, a first spray assembly is arranged at the top of the first treatment tank, and the liquid inlet end of the first spray tank is connected with the first spray tank; a second spraying pond is formed at the inner side of the second treatment tank and positioned at the bottom of the second treatment tank, a second spraying assembly is arranged at the top of the second treatment tank, and the liquid inlet end of the second spraying assembly is connected with the second spraying pond; the second spraying pond and the first spraying assembly are provided with a first backflow assembly.
Preferably, an air injection device is arranged on the inner side of the first treatment tank, and the air injection device is positioned between the first spray tank and the first spray assembly; the air inlet pipe is connected with the air injection device; and the upper side of the air injection device is provided with an overflow structure, and the overflow structure supplies the liquid in the first spray tank to the upper side of the air injection device to form a water curtain.
Preferably, the air injection device comprises a vertically arranged supporting pipe, the lower end of the supporting pipe is connected with the air inlet pipe, the upper end of the supporting pipe is fixedly provided with a branch pipe along the horizontal direction, and one end of the branch pipe, which is far away from the air inlet pipe, is provided with a supporting ring; the inside exhaust passage that is formed with of holding ring, the downside of holding ring is spaced apart and is equipped with the venthole.
Preferably, the overflow structure comprises an overflow working water pump, a water inlet end of the overflow working water pump is connected with the first spraying pond, and a water supply end of the overflow working water pump is arranged on the overflow water pipe; the upper side of the support ring is provided with an outer flange and an inner flange at intervals, an overflow pool is formed between the outer flange and the inner flange, and an overflow water pipe is connected with the overflow pool.
Preferably, the first spray assembly comprises a first spray water pump, the water inlet end of the first spray water pump is positioned in the first spray tank, the water outlet end of the first spray water pump is connected with a first water supply pipe, a first spray water pipe is horizontally arranged in the first treatment tank, and a plurality of first spray heads are arranged at the lower end of the first spray water pipe; the first water supply pipe is communicated with the first spray water pipe.
Preferably, the second spray assembly comprises a second spray water pump, the water inlet end of the second spray water pump is positioned at the inner side of the second spray tank, and the water outlet end of the second spray water pump is connected with a second water supply pipe; the inner side of the second treatment tank is horizontally provided with a second spray pipe, and a plurality of second spray heads are arranged at intervals on the lower side of the second spray pipe; the second water supply pipe is communicated with the second spray water pipe.
Preferably, the first backflow component comprises a liquid backflow pipe, one end of the liquid backflow pipe is connected with the second spraying pool, the other end of the liquid backflow pipe is connected with the first water supply pipe, and a third spraying water pump, a third one-way valve and a third control valve are arranged on the liquid backflow pipe.
Preferably, the first air outlet pipe is connected with an exhaust fan and a gas return pipe, one end of the gas return pipe is connected between the exhaust fan and the second treatment tank, and the other end of the gas return pipe is positioned in the first spray pool; the gas return pipe is provided with a first control valve and a first one-way valve; and a second control valve and a second one-way valve are arranged on the first air outlet pipe and positioned between the air return pipe and the second treatment tank.
Preferably, a liquid discharge pipe is arranged at the lower side of the first treatment tank, and a first ball valve is arranged on the liquid discharge pipe; the second treatment tank is provided with a liquid supply pipe, and the liquid supply pipe is provided with a second ball valve.
Preferably, a detection bottle and a drying bottle are arranged on the second air outlet pipe at intervals.
(III) beneficial effects
The invention provides an industrial sulfuric acid waste gas emission treatment device, which can control liquid to flow into a first treatment tank through a liquid return pipe and a gas return pipe, so that the utilization rate of the liquid for treating sulfur dioxide is improved. Simultaneously, through jet equipment and overflow structure that set up to and first spray the subassembly for waste gas enters into the first treatment jar and can carry out the contact reaction with the solution in the first spraying pond many times, very big improvement in the first treatment jar to sulfur dioxide's absorptivity. Thereby improving the utilization rate of the solution to a certain extent.
Drawings
FIG. 1 is a schematic diagram of an industrial sulfuric acid exhaust gas emission treatment device;
FIG. 2 is a schematic view of a protruding jet device in an industrial sulfuric acid production waste gas emission treatment device according to the present invention;
FIG. 3 is a schematic view of a protruding overflow pool in an industrial sulfuric acid production waste gas discharge treatment device according to the present invention.
The reference numerals in the drawings:
100. a first treatment tank; 110. an air inlet pipe; 120. a first air outlet pipe; 121. a second control valve; 122. a second one-way valve; 130. a first spray tank; 140. a first spray assembly; 141. a first spray water pump; 142. a first water supply pipe; 143. a first shower pipe; 144. a first nozzle; 150. an exhaust fan; 160. a gas return pipe; 161. a first control valve; 162. a first one-way valve; 170. a liquid discharge pipe; 171. a first ball valve; 200. a second treatment tank; 210. a second air outlet pipe; 220. a second spray assembly; 221. a second spray water pump; 222. a second water supply pipe; 223. a second shower pipe; 224. a second nozzle; 230. a liquid supply pipe; 231. a second ball valve; 240. a second spray tank; 300. a first reflow assembly; 310. a liquid return pipe; 320. a third spray water pump; 330. a third one-way valve; 340. a third control valve; 400. an air injection device; 410. a support tube; 420. a branch pipe; 430. a support ring; 431. an exhaust gas passage; 432. an air outlet hole; 500. an overflow structure; 510. overflow working water pump; 520. an overflow pipe; 530. an outer flange; 540. an inner flange; 550. an overflow pool; 600. detecting a bottle; 700. and (5) drying the bottle.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples
The invention provides an industrial sulfuric acid waste gas emission treatment device, referring to fig. 1-3, comprising a first treatment tank 100 and a second treatment tank 200, wherein the lower end of the first treatment tank 100 is provided with an air inlet pipe 110, the upper end of the first treatment tank 100 is provided with a first air outlet pipe 120, and the other end of the first air outlet pipe 120 is connected with the second treatment tank 200; a second outlet pipe 210 is provided at the upper side of the second treating tank 200; a first spray tank 130 is formed at the bottom of the inner side of the first treatment tank 100, a first spray assembly 140 is arranged at the top of the inner side of the first treatment tank 100, and a liquid inlet end of the first spray tank 130 is connected with the first spray tank 130; a second spraying pool 240 is formed at the bottom of the inner side of the second treatment tank 200, a second spraying assembly 220 is arranged at the top of the inner side of the second treatment tank 200, and the liquid inlet end of the second spraying assembly 220 is connected with the second spraying pool 240; the second spray tank 240 and the first spray assembly 140 are provided with a first reflow assembly 300. The first spray tank 130, the first spray assembly 140, the second spray tank 240, and the second spray assembly 220 are operable to remove sulfur dioxide components from the exhaust gas. Meanwhile, the liquid in the second spray tank 240 can be collected into the first spray tank 130 through the first backflow assembly 300, so that the resource utilization is maximized.
The first treatment tank 100 is provided with an air injection device 400 inside, and the air injection device 400 is positioned between the first spray tank 130 and the first spray assembly 140; the air inlet pipe 110 is connected with the air injection device 400; the overflow structure 500 is disposed on the upper side of the air injection device 400, and the overflow structure 500 supplies the liquid in the first spray tank 130 to the upper side of the air injection device 400 to form a water curtain. Through jet equipment 400 and overflow structure 500 that set up, can avoid waste gas and first spray tank 130 internal liquid direct contact when supplying waste gas, avoid appearing the phenomenon of suck-back, through jet and overflow's mode for liquid can contact better in gas and the spray tank, and then get rid of sulfur dioxide wherein better.
The air injection device 400 comprises a vertically arranged support tube 410, the lower end of the support tube 410 is connected with the air inlet tube 110, a plurality of branch tubes 420 are fixedly arranged at the upper end of the support tube 410 along the horizontal direction, and a support ring 430 is arranged at one end, far away from the air inlet tube 110, of each branch tube 420. An exhaust gas passage 431 is formed inside the support ring 430, and air outlet holes 432 are spaced apart from the lower side of the support ring 430.
The overflow structure 500 includes an overflow working water pump 510, a water inlet end of the overflow working water pump 510 is connected to the first spray tank 130, and a water supply end of the overflow working water pump 510 is disposed on the overflow water pipe 520. The upper side of the support ring 430 is provided with an outer flange 530 and an inner flange 540 at intervals, an overflow pool 550 is formed between the outer flange 530 and the inner flange 540, and the overflow pipe 520 is connected to the overflow pool 550.
During operation, in the process of air supply, waste gas enters the inner side of the first treatment tank 100 through the air outlet holes 432, enters the first treatment tank 100, is washed once by overflow water at two sides, is washed twice by spraying, and can remove most of sulfur dioxide.
The first spray assembly 140 comprises a first spray water pump 141, wherein the water inlet end of the first spray water pump 141 is positioned in the first spray tank 130, the water outlet end of the first spray water pump 141 is connected with a first water supply pipe 142, a first spray water pipe 143 is horizontally arranged in the first treatment tank 100, and a plurality of first spray heads 144 are arranged at the lower end of the first spray water pipe 143; the first water supply pipe 142 communicates with the first shower pipe 143.
The second spray assembly 220 comprises a second spray water pump 221, the water inlet end of the second spray water pump 221 is positioned at the inner side of the second spray tank 240, and the water outlet end of the second spray water pump 221 is connected with a second water supply pipe 222; the inner side of the second treatment tank 200 is horizontally provided with a second spray pipe 223, and the lower side of the second spray pipe 223 is provided with a plurality of second spray heads 224 at intervals; the second water supply pipe 222 communicates with the second shower pipe 223.
The first return assembly 300 includes a liquid return pipe 310, one end of the liquid return pipe 310 is connected to the second spray tank 240, the other end is connected to the first water supply pipe 142, and a third spray water pump 320, a third check valve 330 and a third control valve 340 are provided on the liquid return pipe 310.
The first air outlet pipe 120 is connected with an exhaust fan 150 and a gas return pipe 160, one end of the gas return pipe 160 is connected between the exhaust fan 150 and the second treatment tank 200, and the other end of the gas return pipe 160 is positioned in the first spray tank 130; the gas return pipe 160 is provided with a first control valve 161 and a first check valve 162. A second control valve 121 and a second check valve 122 are provided on the first outlet pipe 120 between the gas return pipe 160 and the second process tank 200.
The exhaust fan 150 is provided to forcibly exhaust the gas in the first treatment tank 100 and introduce the gas into the second treatment tank 200 for treatment. Meanwhile, in the treatment process, the pressure values in the first treatment tank 100 and the second treatment tank 200 can be balanced through the arranged gas return pipe 160, and meanwhile, sulfur dioxide in the gas can be further removed, so that the main removal work occurs in the first treatment tank 100, and the utilization rate of liquid in the first spray tank 130 and the second spray tank 240 is improved.
A drain pipe 170 is arranged at the lower side of the first treatment tank 100, and a first ball valve 171 is arranged on the drain pipe 170; the second treatment tank 200 is provided with a liquid supply pipe 230, and the liquid supply pipe 230 is provided with a second ball valve 231.
The second outlet pipe 210 is provided with a detecting bottle 600 and a drying bottle 700 at intervals. Whether the exhaust gas contains sulfur dioxide can be detected by the detection bottle 600, and when the exhaust gas contains sulfur dioxide, the reflux force of the gas reflux pipe 160 should be increased, and meanwhile, the liquid in the first spray tank 130 can be selectively discharged, the liquid in the second spray tank 240 can be replaced, and meanwhile, new liquid is added into the second spray tank 240.
The above liquid is mainly intended for removing sulphur dioxide from exhaust gases, and is not limited in particular herein. The liquid in the detection bottle 600 is important for detecting whether sulfur dioxide is present in the exhaust gas, and is not limited thereto.
In the description of the present invention, it should be noted that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," "outer," "front," "rear," and the like indicate an azimuth or a positional relationship based on that shown in the drawings, and are merely for convenience of description and to simplify the description, but do not indicate or imply that the apparatus or elements to be referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediary, or communicating between the two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art. Embodiments of the invention and features of the embodiments may be combined with each other without conflict.
The foregoing examples merely illustrate embodiments of the invention and are described in more detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (10)
1. An industrial sulfuric acid waste gas emission treatment device is characterized by comprising a first treatment tank (100) and a second treatment tank (200),
the lower end of the first treatment tank (100) is provided with an air inlet pipe (110), the upper end of the first treatment tank (100) is provided with a first air outlet pipe (120), and the other end of the first air outlet pipe (120) is connected with the second treatment tank (200); a second air outlet pipe (210) is arranged on the upper side of the second treatment tank (200);
a first spray tank (130) is formed at the inner side of the first treatment tank (100) and positioned at the bottom of the first treatment tank, a first spray assembly (140) is arranged at the top of the first treatment tank (100), and the liquid inlet end of the first spray tank (130) is connected with the first spray tank (130);
a second spray tank (240) is formed at the bottom of the inner side of the second treatment tank (200), a second spray assembly (220) is arranged at the top of the inner side of the second treatment tank (200), and the liquid inlet end of the second spray assembly (220) is connected with the second spray tank (240);
the second spray tank (240) and the first spray assembly (140) are provided with a first reflow assembly (300).
2. The apparatus for treating exhaust emission of sulfuric acid produced in industry according to claim 1, wherein an air injection device (400) is arranged inside the first treatment tank (100), and the air injection device (400) is positioned between the first spray tank (130) and the first spray assembly (140); the air inlet pipe (110) is connected with the air injection device (400);
an overflow structure (500) is arranged on the upper side of the air injection device (400), and the overflow structure (500) supplies liquid in the first spray tank (130) to the upper side of the air injection device (400) to form a water curtain.
3. The apparatus for treating exhaust emission of sulfuric acid produced by industry as set forth in claim 2, wherein the air injection device (400) comprises a vertically arranged support pipe (410), the lower end of the support pipe (410) is connected with the air inlet pipe (110), a branch pipe (420) is fixedly arranged at the upper end along the horizontal direction, and a support ring (430) is arranged at one end of the branch pipe (420) far away from the air inlet pipe (110);
an exhaust gas channel (431) is formed on the inner side of the support ring (430), and air outlet holes (432) are formed on the lower side of the support ring (430) at intervals.
4. The apparatus for treating exhaust emission of sulfuric acid in industrial production according to claim 3, wherein the overflow structure (500) comprises an overflow working water pump (510), a water inlet end of the overflow working water pump (510) is connected with the first spray tank (130), and a water supply end of the overflow working water pump (510) is arranged on the overflow water pipe (520);
the upper side of the support ring (430) is provided with an outer flange (530) and an inner flange (540) at intervals, an overflow pool (550) is formed between the outer flange (530) and the inner flange (540), and an overflow water pipe (520) is connected with the overflow pool (550).
5. The apparatus for treating waste gas discharged from industrial sulfuric acid production process according to claim 1, wherein the first spray assembly (140) comprises a first spray water pump (141), the water inlet end of the first spray water pump (141) is positioned in the first spray tank (130), the water outlet end of the first spray water pump (141) is connected with a first water supply pipe (142),
a first spray pipe (143) is horizontally arranged in the first treatment tank (100), and a plurality of first spray heads (144) are arranged at the lower end of the first spray pipe (143);
the first water supply pipe (142) is communicated with the first spray water pipe (143).
6. The device for treating waste gas discharged from industrial sulfuric acid production according to claim 1, wherein the second spray assembly (220) comprises a second spray water pump (221), the water inlet end of the second spray water pump (221) is positioned at the inner side of the second spray tank (240), and the water outlet end of the second spray water pump (221) is connected with a second water supply pipe (222);
a second spray pipe (223) is horizontally arranged on the inner side of the second treatment tank (200), and a plurality of second spray heads (224) are arranged on the lower side of the second spray pipe (223) at intervals; the second water supply pipe (222) is communicated with the second spray water pipe (223).
7. The apparatus for treating exhaust emission of sulfuric acid in industrial production as claimed in claim 5, wherein the first return assembly (300) comprises a liquid return pipe (310), one end of the liquid return pipe (310) is connected to the second spray tank (240), the other end is connected to the first water supply pipe (142), and a third spray water pump (320), a third check valve (330) and a third control valve (340) are arranged on the liquid return pipe (310).
8. The device for treating the exhaust emission of the industrial sulfuric acid production waste gas according to claim 1, wherein the first air outlet pipe (120) is connected with an exhaust fan (150) and a gas return pipe (160), one end of the gas return pipe (160) is connected between the exhaust fan (150) and the second treatment tank (200), and the other end of the gas return pipe is positioned in the first spray tank (130);
the gas return pipe (160) is provided with a first control valve (161) and a first one-way valve (162);
a second control valve (121) and a second one-way valve (122) are arranged on the first air outlet pipe (120) and between the air return pipe (160) and the second treatment tank (200).
9. The apparatus for treating exhaust emission of sulfuric acid produced in industry as set forth in claim 1, wherein a drain pipe (170) is provided at the lower side of the first treating tank (100), and a first ball valve (171) is provided on the drain pipe (170);
the second treatment tank (200) is provided with a liquid supply pipe (230), and the liquid supply pipe (230) is provided with a second ball valve (231).
10. The apparatus for treating waste gas of sulfuric acid production in industry as set forth in claim 1, wherein the second air outlet pipe (210) is provided with a detecting bottle (600) and a drying bottle (700) at intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210919508.6A CN116036848A (en) | 2022-08-02 | 2022-08-02 | Industrial sulfuric acid waste gas emission treatment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210919508.6A CN116036848A (en) | 2022-08-02 | 2022-08-02 | Industrial sulfuric acid waste gas emission treatment equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116036848A true CN116036848A (en) | 2023-05-02 |
Family
ID=86127852
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210919508.6A Pending CN116036848A (en) | 2022-08-02 | 2022-08-02 | Industrial sulfuric acid waste gas emission treatment equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116036848A (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002248319A (en) * | 2001-02-23 | 2002-09-03 | Ishikawajima Harima Heavy Ind Co Ltd | Wet flue gas desulfurizing apparatus |
| CN201609633U (en) * | 2010-01-12 | 2010-10-20 | 上海洁美环保科技有限公司 | Ammonia flue gas desulfurization device of byproducts of ammonium hydrogen sulfite and ammonium sulfite |
| CN206027403U (en) * | 2016-09-21 | 2017-03-22 | 长兴三工环保科技有限公司 | Waste gas treatment device |
| CN206285686U (en) * | 2016-12-14 | 2017-06-30 | 昆山市千灯三废净化有限公司 | A kind of highly effective energy-conserving multi-stage formula acid tail gas absorption tower |
| CN207871854U (en) * | 2017-10-13 | 2018-09-18 | 重庆农药化工（集团）有限公司 | The purifier and purification system of environmental protection and energy saving |
| CN208003729U (en) * | 2018-01-25 | 2018-10-26 | 河北鼎蓝环保工程有限公司 | A kind of smoke-gas wet desulfurization denitrification integrated device |
| CN208356451U (en) * | 2018-04-18 | 2019-01-11 | 苏州蓝畅环境科技有限公司 | A kind of circulating spray column of VOCs treatment |
| CN208757293U (en) * | 2018-06-08 | 2019-04-19 | 四川赛恩思仪器有限公司 | A kind of use for laboratory carbon and sulfur analytical instrument device for purifying and treating tail gas |
| CN211753886U (en) * | 2020-03-14 | 2020-10-27 | 江西瑞金万年青水泥有限责任公司 | Flue gas denitration is with high-efficient dust removal absorption tower |
| CN212236644U (en) * | 2020-05-26 | 2020-12-29 | 河南锐鑫同创高新材料科技有限公司 | Waste gas treatment equipment for nitriding furnace |
| CN216062659U (en) * | 2021-09-30 | 2022-03-18 | 江苏沃德凯环保科技有限公司 | Ammonia gas filtering device for deamination of anaerobic fermentation liquid |
| CN217016026U (en) * | 2022-04-13 | 2022-07-22 | 滨州载元裕能新材料科技有限公司 | Methylamine absorption tank |
-
2022
- 2022-08-02 CN CN202210919508.6A patent/CN116036848A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002248319A (en) * | 2001-02-23 | 2002-09-03 | Ishikawajima Harima Heavy Ind Co Ltd | Wet flue gas desulfurizing apparatus |
| CN201609633U (en) * | 2010-01-12 | 2010-10-20 | 上海洁美环保科技有限公司 | Ammonia flue gas desulfurization device of byproducts of ammonium hydrogen sulfite and ammonium sulfite |
| CN206027403U (en) * | 2016-09-21 | 2017-03-22 | 长兴三工环保科技有限公司 | Waste gas treatment device |
| CN206285686U (en) * | 2016-12-14 | 2017-06-30 | 昆山市千灯三废净化有限公司 | A kind of highly effective energy-conserving multi-stage formula acid tail gas absorption tower |
| CN207871854U (en) * | 2017-10-13 | 2018-09-18 | 重庆农药化工（集团）有限公司 | The purifier and purification system of environmental protection and energy saving |
| CN208003729U (en) * | 2018-01-25 | 2018-10-26 | 河北鼎蓝环保工程有限公司 | A kind of smoke-gas wet desulfurization denitrification integrated device |
| CN208356451U (en) * | 2018-04-18 | 2019-01-11 | 苏州蓝畅环境科技有限公司 | A kind of circulating spray column of VOCs treatment |
| CN208757293U (en) * | 2018-06-08 | 2019-04-19 | 四川赛恩思仪器有限公司 | A kind of use for laboratory carbon and sulfur analytical instrument device for purifying and treating tail gas |
| CN211753886U (en) * | 2020-03-14 | 2020-10-27 | 江西瑞金万年青水泥有限责任公司 | Flue gas denitration is with high-efficient dust removal absorption tower |
| CN212236644U (en) * | 2020-05-26 | 2020-12-29 | 河南锐鑫同创高新材料科技有限公司 | Waste gas treatment equipment for nitriding furnace |
| CN216062659U (en) * | 2021-09-30 | 2022-03-18 | 江苏沃德凯环保科技有限公司 | Ammonia gas filtering device for deamination of anaerobic fermentation liquid |
| CN217016026U (en) * | 2022-04-13 | 2022-07-22 | 滨州载元裕能新材料科技有限公司 | Methylamine absorption tank |
Non-Patent Citations (1)
| Title |
|---|
| 李文忠: "《油脂制取工艺与设备》", 30 September 2002, 中国财政经济出版社, pages: 201 * |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102241422B (en) | Circulating closed ammonia nitrogen stripping system | |
| CN109097816B (en) | Copper dissolving device and copper dissolving method thereof | |
| CN111330396A (en) | Efficient flue gas purification and dust removal device and working method thereof | |
| CN201208544Y (en) | Desulfuration absorbing tower with dual-tower structure | |
| CN108554152B (en) | Glass fiber reinforced plastic acid mist purifying tower | |
| CN116036848A (en) | Industrial sulfuric acid waste gas emission treatment equipment | |
| CN204684930U (en) | A kind of alkali lye spray acid-fume absorber | |
| CN208839362U (en) | A kind of fibreglass epoxy acid mist purifying column | |
| CN110743304A (en) | Wet dust collector | |
| CN210752042U (en) | Tertiary processing apparatus of printing and dyeing workshop waste gas | |
| CN215276253U (en) | Coke dry quenching desulfurization dust collector of coke-oven plant | |
| CN214233430U (en) | Energy-saving efficient type purifying column | |
| CN215742816U (en) | Industrial flue gas desulfurization, denitrification and integrated treatment equipment | |
| CN215463224U (en) | Metal smelting acid mist processing apparatus | |
| CN211274193U (en) | Waste gas purification device | |
| CN107694326A (en) | A kind of biological treatment device for exhaust gas | |
| CN113680202A (en) | Desulfurizing tower and desulfurizing method thereof | |
| CN207024937U (en) | A kind of convenient maintenance type purifying column | |
| CN214457420U (en) | Cyanide-containing wastewater treatment equipment | |
| CN218115363U (en) | Acetylene safety water seal | |
| CN220834796U (en) | Waste gas secondary condensation recovery unit | |
| CN216964134U (en) | Ammonium phosphate neutralizes ammonia absorption equipment of tail gas | |
| CN213160190U (en) | Waste gas treatment device is used in water-reducing agent production | |
| CN215352927U (en) | Novel glass fiber reinforced plastic purification tower for treating acid mist waste gas | |
| CN218358398U (en) | Desulfurization spray tower |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |