CN212467706U - Waste gas purification environmental protection equipment - Google Patents
Waste gas purification environmental protection equipment Download PDFInfo
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- CN212467706U CN212467706U CN202020983085.0U CN202020983085U CN212467706U CN 212467706 U CN212467706 U CN 212467706U CN 202020983085 U CN202020983085 U CN 202020983085U CN 212467706 U CN212467706 U CN 212467706U
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- spray
- waste gas
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- gas chamber
- circulating
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- 239000002912 waste gas Substances 0.000 title claims abstract description 96
- 238000000746 purification Methods 0.000 title claims abstract description 15
- 230000007613 environmental effect Effects 0.000 title claims description 14
- 239000007921 spray Substances 0.000 claims abstract description 103
- 239000007789 gas Substances 0.000 claims abstract description 45
- 238000001914 filtration Methods 0.000 claims abstract description 33
- 239000007788 liquid Substances 0.000 claims abstract description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 239000003814 drug Substances 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 11
- 239000003344 environmental pollutant Substances 0.000 abstract description 10
- 231100000719 pollutant Toxicity 0.000 abstract description 10
- 238000010521 absorption reaction Methods 0.000 description 18
- 238000005507 spraying Methods 0.000 description 7
- 239000012535 impurity Substances 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 150000001573 beryllium compounds Chemical class 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- QGJOPFRUJISHPQ-NJFSPNSNSA-N carbon disulfide-14c Chemical compound S=[14C]=S QGJOPFRUJISHPQ-NJFSPNSNSA-N 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 150000002222 fluorine compounds Chemical class 0.000 description 1
- 238000005194 fractionation Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- IXCSERBJSXMMFS-UHFFFAOYSA-N hydrogen chloride Substances Cl.Cl IXCSERBJSXMMFS-UHFFFAOYSA-N 0.000 description 1
- 229910000041 hydrogen chloride Inorganic materials 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 229910052680 mordenite Inorganic materials 0.000 description 1
- 210000002345 respiratory system Anatomy 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
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- Treating Waste Gases (AREA)
- Gas Separation By Absorption (AREA)
Abstract
The utility model discloses an environment-friendly waste gas purification device, which comprises a spray tower, a grading treatment device, a circulating spray device and a demisting layer; the circulating spray device comprises a circulating box positioned at the bottom of the spray tower, a supply box positioned outside the spray tower, a circulating pump, a spray rack and a spray header; the grading treatment device comprises a grading tower, a first filtering layer and a second filtering layer; the first filtering layer and the second filtering layer are arranged in the fractionating tower from bottom to top to divide the fractionating tower into a heavy waste gas chamber at the bottom, a medium waste gas chamber in the middle and a light waste gas chamber at the upper part; the bottom of the heavy waste gas chamber is provided with a gas inlet, the side wall of the heavy waste gas chamber is provided with a first gas outlet, and the first gas outlet is submerged below the liquid level of the circulation box through a pipeline; the side walls of the medium waste gas chamber and the light waste gas chamber are respectively and uniformly provided with a second air outlet and a third air outlet which are directly communicated with the inside of the spray tower; the waste gas is treated in a grading way, different pollutants are purified in different degrees, and the treatment effect is good.
Description
Technical Field
The utility model belongs to the technical field of the environmental protection equipment, concretely relates to exhaust-gas purification environmental protection equipment.
Background
Industrial waste gas is a generic term for various pollutant-containing gases discharged into the air during the combustion and production processes of fuels in the factory area of an enterprise. These exhaust gases are: carbon dioxide, carbon disulfide, hydrogen sulfide, fluorides, nitrogen oxides, chlorine, hydrogen chloride, carbon monoxide, lead mercury (mist) sulfate, beryllium compounds, smoke dust and productive dust, which are discharged into the atmosphere and pollute the air. The substances enter human bodies through different paths of respiratory tracts, some substances directly cause harm, and some substances have an accumulation effect and can seriously harm the health of people.
The conventional exhaust gas treatment method is generally carried out in a spray tower, and although the conventional spray tower can treat the exhaust gas, the conventional spray tower has the following defects because the conventional spray tower has a simple structure: the absorption liquid is sprayed on the top of the tower, the waste gas is conveyed at the bottom of the tower, the waste gas and the absorption liquid are contacted in the tower, but the port of the waste gas is small when the waste gas is conveyed, strong airflow is easily formed in the spray tower, so the waste gas is discharged from the spray tower without being fully contacted with the absorption liquid, the treatment effect is poor, in addition, the waste gas contains various pollutants, the waste gas is treated by a direct spraying mode, the solubility of different pollutants and the solubility of the absorption liquid are different, different reaction time is needed, the pollutants cannot be fully contacted with the waste gas, the treatment effect is poor, and therefore, the research on waste gas purification environmental protection equipment is necessary.
Disclosure of Invention
Defect and problem to existing equipment existence, the utility model provides a waste gas purification environmental protection equipment, the effectual different pollutants of having solved among the current exhaust-gas treatment equipment can't carry out abundant contact, the poor problem of exhaust-gas treatment effect according to self characteristic and absorption liquid.
The utility model provides a scheme that its technical problem adopted is: an environment-friendly waste gas purification device comprises a spray tower, a grading treatment device, a circulating spray device and a demisting layer; the circulating spray device comprises a circulating box positioned at the bottom of the spray tower, a supply box positioned outside the spray tower, a circulating pump, a spray rack and a spray header; the bottom of the circulation box is communicated with the bottom of the supply box through a return pipeline, and the end part of the return pipeline is provided with a filter layer; the circulating pump is fixed on the spray tower, a water inlet of the circulating pump extends into the bottom of the supply box, a water outlet of the circulating pump extends to the upper part of the spray tower through the spray pipe and is fixed on the spray frame, the spray frame is transversely arranged on the upper part of the spray tower, and the spray head is arranged on the spray frame and is communicated with the spray pipe; the grading treatment device comprises a grading tower, a first filtering layer and a second filtering layer; the grading tower is vertically arranged in the spray tower; the first filtering layer and the second filtering layer are arranged in the fractionating tower from bottom to top to divide the fractionating tower into a heavy waste gas chamber at the bottom, a medium waste gas chamber in the middle and a light waste gas chamber at the upper part; the bottom of the heavy waste gas chamber is provided with a gas inlet, the side wall of the heavy waste gas chamber is provided with a first gas outlet, and the first gas outlet is submerged below the liquid level of the circulation box through a pipeline; the side walls of the medium waste gas chamber and the light waste gas chamber are respectively and uniformly provided with a second air outlet and a third air outlet which are directly communicated with the interior of the spray tower; the demisting layer is arranged on the upper part of the spray rack.
Further, the setting density of the third air outlet is greater than that of the second air outlet.
Furthermore, the circulating box is an annular water tank, the grading tower is sleeved in the circulating box, and a sealing gasket is arranged at the joint of the circulating box and the grading tower.
Further, an overflow port is arranged at the upper part of the supply box.
The device further comprises an automatic feeding device, wherein the automatic feeding device comprises a feeding pipe opening, an alkalinity detection rod, a feeding pump and a medicine storage box, and the feeding pipe opening is arranged at the upper part of the circulating box and penetrates through the spray tower; the alkalinity detection rod is arranged in the supply box and is connected with the dosing pump through the controller, the feed inlet of the dosing pump is connected with the medicine storage box, and the discharge outlet of the dosing pump is connected with the opening of the feeding pipe.
Furthermore, the upper part of the spray tower is also connected with a high-altitude discharge pipeline, the air inlet of the high-altitude discharge pipeline is communicated with the air outlet of the spray tower through a fan, and the air outlet of the high-altitude discharge pipeline extends to the high altitude.
The utility model has the advantages that: the utility model discloses structure in the current spray column improves, hierarchical processing apparatus has been set up in the spray column, hierarchical processing apparatus includes the hierarchical tower, lower part and upper portion interval in the hierarchical tower are provided with first filtering layer and second filtering layer, form the severe waste gas room that is located the bottom in the hierarchical tower, the mild waste gas room on middle part moderate waste gas room and upper portion, thereby heavily polluted waste gas gets into from the bottom of hierarchical tower and forms moderate waste gas and mild waste gas after first filtering layer and second filtering layer filter, wherein severe waste gas discharges from below the liquid level of absorption liquid through the pipeline, the back upwards contacts the purification once more with the absorption liquid that sprays from the bottom of spray column; the heavy waste gas forms moderate waste gas after filtering through the first filtering layer, moderate waste gas can directly be discharged to the spray column in the second gas outlet, moderate waste gas forms mild waste gas after filtering through the second filtering layer, mild waste gas can directly be discharged to the spray column in the third gas outlet, and the second gas outlet is located the lower part of third gas outlet, so heavy waste gas, moderate waste gas and mild wind gas have different contact strokes with the absorption liquid that sprays respectively, provide corresponding treatment means to the waste gas of different pollution degrees, the treatment effect is good.
Simultaneously the utility model discloses still set up automatic reagent feeding device and circulation spray set, resource utilization is high, and degree of automation is high, has saved manpower, sustainable operation.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic diagram of a frame structure of an automatic medicine adding device.
The reference numbers in the figures are: the device comprises a spray tower 1, a treatment tower 2, a first filter layer 3, a second filter layer 4, a heavy waste gas chamber 5, a medium waste gas chamber 6, a light waste gas chamber 7, an air inlet 8, a first air outlet 9, a second air outlet 10, a third air outlet 11, a circulation box 12, a supply box 13, an overflow port 14, a circulation pump 15, a spray pipe 16, a spray rack 17, a spray header 18, a defogging layer 19, an alkalinity detection rod 20, a dosing pipe orifice 21, an air outlet 22 and a fan 23.
Detailed Description
The present invention will be further explained with reference to the drawings and examples.
Example 1: this embodiment aims at providing a waste gas purification environmental protection equipment, the top of the tower sprays the absorption liquid to current spray column, carry waste gas at the bottom of the tower, make waste gas and absorption liquid contact in the tower, waste gas does not have and fully contacts just discharges from spray column with the absorption liquid, the treatment effect is poor, in addition different pollutants are different with the solubility of absorption liquid, need different reaction time, the pollutant can not fully contact with waste gas, the poor problem of treatment effect, this embodiment provides one kind and can be with waste gas stage treatment's purification environmental protection equipment, specifically include spray column 1, stage treatment device, circulating spray device and except that the fog layer.
As shown in fig. 1, the circulating spray device comprises a circulating tank 12 positioned at the bottom of a spray tower 1, a supply tank 13 positioned outside the spray tower, a circulating pump 15, a spray rack 17 and a spray header 18; the bottom of the circulation box 12 is communicated with the bottom of the supply box 13 through a return pipe, the end part of the return pipe is provided with a filter layer, and a filter screen can filter impurities in the circulation box, prevent the impurities from entering a spray header through a circulation pump, prevent the spray header 18 from being blocked, and simultaneously prevent the impurities from entering a spray tower through the spray header again; the circulating pump 15 is fixed on the spray tower 1 or independently fixed, a water inlet of the circulating pump extends into the bottom of the supply box 13, a water outlet of the circulating pump extends to the upper part of the spray tower 1 through a spray pipe 16 and is fixed on a spray frame 17, the spray frame 17 is transversely arranged on the upper part of the spray tower 1, and the spray head 18 is arranged on the spray frame and is communicated with the spray pipe 16; the circulating spraying device is arranged in the embodiment, working liquid can be recycled, and liquid medicine is added into the circulating box regularly, so that the purifying effect of the absorption liquid is guaranteed.
The grading treatment device comprises a grading tower 2, a first filtering layer 3 and a second filtering layer 4; the grading tower 2 is vertically arranged in the spray tower 1; the first filtering layer 3 and the second filtering layer 4 are arranged in the fractionating tower from bottom to top to divide the fractionating tower into a heavy waste gas chamber 5 at the bottom, a medium waste gas chamber 6 in the middle and a light waste gas chamber 7 at the upper part; the bottom of the heavy waste gas chamber 5 is provided with a gas inlet 8, the side wall of the heavy waste gas chamber 5 is provided with a first gas outlet 9, and the first gas outlet 9 is submerged below the liquid level of the circulation box through a pipeline; the side walls of the medium exhaust gas chamber 6 and the light exhaust gas chamber 7 are respectively and uniformly provided with a second gas outlet 10 and a third gas outlet 11; the second air outlet 10 and the third air outlet 11 are directly communicated with the inner area of the spray tower 1, and meanwhile, the setting density of the third air outlet is greater than that of the second air outlet.
The first filtering layer is arranged at the lower part of the grading tower and is mainly used for primary filtering of waste gas, and the specific structure of the first filtering layer comprises a support frame, a separation net is arranged on the support frame, and natural mordenite is placed on the separation net; the second filtering layer is used for treating the waste gas again, and the structure of the second filtering layer can be an activated carbon layer; therefore, the heavily polluted waste gas enters from the bottom of the heavily-polluted waste gas chamber, and then is filtered by the first filter layer and the second filter layer to form medium waste gas and light waste gas, wherein the three waste gases are respectively treated by different ways: the heavy waste gas is immersed below the liquid level of the absorption liquid through a pipeline and is discharged, and then the heavy waste gas is upwards contacted with the sprayed absorption liquid again from the bottom of the spray tower 1 for purification; the heavy waste gas contains more pollutants, the heavy waste gas can flow upwards from the first filtering layer or enter the circulating box through a pipeline below the liquid level, when the introduced amount of the waste gas is large, the first filtering layer cannot filter the waste gas timely to cause the pressure intensity of the heavy waste gas chamber to increase, or the air flow is too large to cause the pressure intensity of the heavy waste gas chamber to increase, the depth of the pipeline submerged in the liquid level is about 2-4cm in the embodiment, the depth cannot be too deep, the waste gas in the heavy waste gas chamber can overcome the pressure of the liquid level and is discharged from the circulating box below the liquid level, and the discharged heavy waste gas can be contacted with the sprayed absorption liquid from the bottom of the spraying tower for purification.
The heavy waste gas forms moderate waste gas after being filtered by the first filtering layer, the moderate waste gas can be directly discharged into the spray tower through the second gas outlet, and the moderate waste gas is directly discharged into the spray tower through the second gas outlet and is contacted with the absorption liquid in the spray tower again for purification.
Moderate waste gas forms slight waste gas after the second filtering layer filters, and slight waste gas can directly be discharged to the spray column in through the third gas outlet, and the second gas outlet is located the lower part of third gas outlet, and severe waste gas, moderate waste gas and slight wind gas have different contact stroke with the absorption liquid that sprays respectively like this, provide corresponding treatment means to the waste gas of different pollution degrees, and the treatment effect is good.
The waste gas after spraying treatment contains larger moisture, the demisting layer 19 is arranged at the upper part of the spraying frame, an upper gas outlet 22 of the spraying tower is also connected with a high-altitude discharge pipeline, a gas inlet of the high-altitude discharge pipeline is communicated with a gas outlet of the spraying tower through a fan 23, and the gas outlet of the high-altitude discharge pipeline extends to the high altitude.
From this embodiment carries out hierarchical processing to waste gas to carry out the purification treatment of different degree to the different pollutants after the grading, the treatment effect is good.
Example 2: this example is substantially the same as example 1, except that: this embodiment further defines the installation structure of the fractionation tower.
Circulation case 12 is annular water tank, hierarchical tower 2 suit is in circulation case 12 to be provided with sealed the pad in junction between them, thereby hierarchical tower 2 can directly be located the bottom at the spray column, compact structure, and is stable, has guaranteed that the severe exhaust gas room has sufficient space.
The upper part of the supply tank is provided with an overflow port 14, and the arrangement of the overflow port 14 prevents the excessive water level in the supply tank from being too high and the excessive circulating liquid from being discharged from the overflow port.
Example 3: this example is substantially the same as example 1, except that: also comprises an automatic feeding device.
The automatic feeding device comprises a feeding pipe opening 21, an alkalinity detection rod 20, a feeding pump and a medicine storage box, wherein the feeding pipe opening 21 is arranged at the upper part of the circulating box and penetrates through the spray tower; the alkalinity detecting rod 20 is arranged in the supply box 13, and as shown in fig. 2, the alkalinity detecting rod is connected with a dosing pump through a controller, a feeding port of the dosing pump is connected with the medicine storage box, and a discharging port of the dosing pump is connected with a feeding pipe opening.
Claims (6)
1. An exhaust purification environmental protection equipment which characterized in that: comprises a spray tower, a grading treatment device, a circulating spray device and a demisting layer; the circulating spray device comprises a circulating box positioned at the bottom of the spray tower, a supply box positioned outside the spray tower, a circulating pump, a spray rack and a spray header; the bottom of the circulation box is communicated with the bottom of the supply box through a return pipeline, and the end part of the return pipeline is provided with a filter layer; the circulating pump is fixed on the spray tower, a water inlet of the circulating pump extends into the bottom of the supply box, a water outlet of the circulating pump extends to the upper part of the spray tower through the spray pipe and is fixed on the spray frame, the spray frame is transversely arranged on the upper part of the spray tower, and the spray head is arranged on the spray frame and is communicated with the spray pipe; the grading treatment device comprises a grading tower, a first filtering layer and a second filtering layer; the grading tower is vertically arranged in the spray tower; the first filtering layer and the second filtering layer are arranged in the fractionating tower from bottom to top to divide the fractionating tower into a heavy waste gas chamber at the bottom, a medium waste gas chamber in the middle and a light waste gas chamber at the upper part; the bottom of the heavy waste gas chamber is provided with a gas inlet, the side wall of the heavy waste gas chamber is provided with a first gas outlet, and the first gas outlet is submerged below the liquid level of the circulation box through a pipeline; the side walls of the medium waste gas chamber and the light waste gas chamber are respectively and uniformly provided with a second air outlet and a third air outlet which are directly communicated with the interior of the spray tower; the demisting layer is arranged on the upper part of the spray rack.
2. The exhaust gas purifying environmental protection apparatus according to claim 1, characterized in that: the setting density of the third air outlet is greater than that of the second air outlet.
3. The exhaust gas purifying environmental protection apparatus according to claim 1, characterized in that: the circulation box is an annular water tank, the grading tower is sleeved in the circulation box, and a sealing gasket is arranged at the joint of the circulation box and the grading tower.
4. The exhaust gas purifying environmental protection apparatus according to claim 1, characterized in that: the upper part of the supply box is provided with an overflow port.
5. The exhaust gas purifying environmental protection apparatus according to claim 1, characterized in that: the automatic feeding device comprises a feeding pipe opening, an alkalinity detection rod, a dosing pump and a medicine storage box, wherein the feeding pipe opening is arranged at the upper part of the circulating box and penetrates through the spray tower; the alkalinity detection rod is arranged in the supply box and is connected with the dosing pump through the controller, the feed inlet of the dosing pump is connected with the medicine storage box, and the discharge outlet of the dosing pump is connected with the opening of the feeding pipe.
6. The exhaust gas purifying environmental protection apparatus according to claim 1, characterized in that: the upper part of the spray tower is also connected with a high-altitude discharge pipeline, the air inlet of the high-altitude discharge pipeline is communicated with the air outlet of the spray tower through a fan, and the air outlet of the high-altitude discharge pipeline extends to the high altitude.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020983085.0U CN212467706U (en) | 2020-06-02 | 2020-06-02 | Waste gas purification environmental protection equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020983085.0U CN212467706U (en) | 2020-06-02 | 2020-06-02 | Waste gas purification environmental protection equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212467706U true CN212467706U (en) | 2021-02-05 |
Family
ID=74446583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020983085.0U Active CN212467706U (en) | 2020-06-02 | 2020-06-02 | Waste gas purification environmental protection equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212467706U (en) |
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2020
- 2020-06-02 CN CN202020983085.0U patent/CN212467706U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240408 Address after: Room B162, Building 4, No. 199 Changxing Road, Jiangbei District, Ningbo City, Zhejiang Province, 315000 Patentee after: Zhejiang Shuangyu Environmental Engineering Co.,Ltd. Country or region after: China Address before: 450000 No.2009 Shixi center, phase III, lanbaowan, yard 28, Dongfeng Road, Jinshui District, Zhengzhou City, Henan Province Patentee before: ZHENGZHOU LYURUN ENVIRONMENTAL PROTECTION TECHNOLOGY CO.,LTD. Country or region before: China |