CN102198356B - Dust removal washing and purification device for industrial waste gas - Google Patents
Dust removal washing and purification device for industrial waste gas Download PDFInfo
- Publication number
- CN102198356B CN102198356B CN 201110127945 CN201110127945A CN102198356B CN 102198356 B CN102198356 B CN 102198356B CN 201110127945 CN201110127945 CN 201110127945 CN 201110127945 A CN201110127945 A CN 201110127945A CN 102198356 B CN102198356 B CN 102198356B
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- Prior art keywords
- water
- array
- overflow
- current divider
- waste gas
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- 239000007789 gas Substances 0.000 title claims abstract description 23
- 238000005406 washing Methods 0.000 title claims abstract description 11
- 239000002440 industrial waste Substances 0.000 title claims abstract description 9
- 239000000428 dust Substances 0.000 title abstract description 16
- 238000000746 purification Methods 0.000 title abstract 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 76
- 230000002902 bimodal Effects 0.000 claims description 23
- 238000000926 separation method Methods 0.000 claims description 12
- 239000002351 wastewater Substances 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 9
- 238000006477 desulfuration reaction Methods 0.000 abstract description 3
- 239000008187 granular material Substances 0.000 abstract description 3
- 230000003139 buffering Effects 0.000 abstract 2
- 239000002912 waste gas Substances 0.000 description 15
- UGFAIRIUMAVXCW-UHFFFAOYSA-N carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 8
- 239000003546 flue gas Substances 0.000 description 8
- 239000008246 gaseous mixture Substances 0.000 description 6
- 238000005453 pelletization Methods 0.000 description 5
- 239000007921 spray Substances 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 230000000505 pernicious Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 239000003500 flue dust Substances 0.000 description 2
- 239000003517 fume Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011859 microparticle Substances 0.000 description 2
- 239000004071 soot Substances 0.000 description 2
- 230000002457 bidirectional Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000003009 desulfurizing Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005183 dynamical system Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000000977 initiatory Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004083 survival Effects 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
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Abstract
The invention relates to a dust removal washing and purification device for industrial waste gas, which comprises a shell, a water inlet pipe and a discharge pipe, wherein a water flow buffering and splitting structure is arranged on the upper part in the shell and comprises a support, a two-way water flow splitter and a water bearing splitting overflow barrel; the two-way water flow splitter consists of 10 to 20 concentric annular barrels which are communicated mutually; the water bearing splitting overflow barrel is arranged in the center of the support and is communicated with the two-way water flow splitter; the water inlet pipe extends into the lower middle part of the water bearing splitting overflow barrel; a filter screen array which is arranged vertically and uniformly, consists of filter screens and has a concentric cylindrical shape is arranged below the water flow buffering and splitting structure; and a gas water diversion plate array which consists of obliquely arranged gas water diversion plates is arranged at the lower end of the filter screen array. The dust removal washing and purification device has a more scientific and reasonable structure, and has the advantages of good effect of removing micro granules, high efficiency of desulfuration and dust removal, small investment, low running cost and the like.
Description
Technical field
The present invention relates to a kind of industrial waste gas dedusting washing, purifying system.
Technical background
During 12, country advocates energy-saving and emission-reduction energetically, this is to implement a scientific outlook on development, the urgent task of Economic Development Mode Conversion, it is the practical action of China's reply Global climate change, also concerning the vital interests of the people and Chinese nation's survival and development, so adhere to environmental protection, carry out joint row whole people action in a deep going way, advocate green consumption, at present in industrial production, dust-removing desulfurating apparatus for the treatment of the technology waste gas discharge has a variety of, the most frequently used Wet-way dust-collector that mostly is, but existing Wet-way dust-collector, its dust removing effects is bad, desulfuration efficiency is not high, especially the ability of removing microparticle is poor.
The Wet-way dust-collector of current domestic use, great majority are for using the spray structure of all kinds of shower nozzles, and subsidiary other necessary filtrations.The shortcoming of such structure is 1, the impurity in recirculated water can stop up shower nozzle, often to safeguard change or must use purify, the running water running.2, current require pressure large, and the excessive interior air-flow of whole dust pelletizing system that causes of the hydraulic pressure that must use enough large dynamical systems 3, spray to form is obstructed, and flue gas can not overflow from other outlets by dust pelletizing system, and too small dust removing effects is poor.
Minority is without other dedusters or the complex structure of spray structure, and the processing and manufacturing difficulty is very large, if process is controlled undemanding words, whole deduster will be scrapped; Perhaps do not reach the dedusting standard of national regulation at all; The weight of individual product is very large, installs, safeguards, changes inconvenience and also can bring very large potential safety hazard.
Summary of the invention
Purpose of the present invention just is to provide a kind of industrial waste gas dedusting washing purifying device, its structure arrange more scientific rationally, the advantage such as have that the microparticle of removal is good, desulfurization dust-removing efficiency is high, small investment, operating cost are low.
The present invention adopts following technical scheme: a kind of industrial waste gas dedusting washing purifying device, and it comprises shell, and the water inlet pipe of supporting setting and blow-off pipe, it is characterized in that:
Top within shell is provided with current and cushions equal separation structure, and it comprises the support be fixed on shell, and the bimodal current divider and the Cheng Shui that are arranged on support divide equally overflow ladle; Described bimodal current divider consists of 10-20 the concentric annular bucket interconnected, the described water that holds is divided equally overflow ladle and is arranged on the centre that support central authorities are also described each ring-type bucket of bimodal current divider, holds water and divides equally overflow ladle and be communicated with the bimodal current divider; Described water inlet pipe stretches into and holds water and divide equally in the overflow ladle middle and lower part;
Current cushion equal separation structure below vertical evenly arrange, filter screen array that consist of screen pack, that be the concentric circles tubular is installed, the mesh aperture of described each screen pack is 3-5mm, the spacing of vertical each the adjacent screen pack arranged is 10-15cm;
The air water array of baffles that air water deflector by oblique setting forms is installed in filter screen array lower end;
At Cheng Shui, dividing equally between overflow ladle and bimodal current divider is overflow mixed zone (annotate: air-flow Ci district is by making progress) for the space of up/down perforation, the space of cushioning between equal separation structure and filter screen array at current is that (annotate: this air-flow break-through space, top, zone diminishes in the mixing wastewater with air district, waste gas can cushion, bending, with the current under the overflow Mixed Zone is drenched, mixes fully);
The water that holds of the present invention is divided equally between each ring-type bucket of overflow ladle and bimodal current divider by being arranged on the 4-8 root communicating pipe connection of bottom of the barrel.Be provided with between each screen pack in described filter screen array and be the cross-shaped brace rod that obtains.
Good effect of the present invention is as follows:
1, weight simple in structure is little, manufacture difficulty is not high, save a large amount of manufacturing costs, a whole set for the treatment of system cost only have other hydrofilters 1/2 less than, nonaqueous dust cleaner (dry method dust needs additionaling power system, high-temperature resistant pipeline by waste gas suction deduster) 1/10 less than; Install, change without difficulty.
2,, without spray structure, the unnecessary use of water reusable edible is purified waste water;
3, power consumption is low, and energy consumption only has 1/10 left and right of nonaqueous dust cleaner, 1/3 left and right of other hydrofilters.
4, good dedusting effect.Effect after processing for the flue gas of serious pollution can reach 30-50Mg/m
3, far below national highest standard (lower than 100 Mg/m
3).
5, washing pernicious gas efficiency is high.Because current do not adopt the shower nozzle spray, the current size is not limited by nozzle, can regulate waste gas, foreign material in the abundant washings of current size according to the concrete condition of waste gas.
6, whole system occurs without gas leakage, the phenomenon of feeling suffocated.Owing to directly being mounted to outlet port, without blower unit, waste gas, all by dust pelletizing system discharge suitable for reading, can not form the gas leakage point; Water route, gas circuit are without stopping up dead angle, and Maintenance free is cleared up, and air-flow is discharged unobstructed, can not cause the initiation waste gas of feeling suffocated to discharge from other outlets.
7, the system running temperature is low, and the inside and outside anti-corrosion material of dust pelletizing system is difficult for breaking away from, and the life-span of whole system is long.
The accompanying drawing explanation
The structural representation that Fig. 1 is the embodiment of the present invention;
Fig. 2 is that described in the embodiment of the present invention, current cushion the structural representation that equal separation structure is overlooked;
Fig. 3 is the structural representation that the described filter screen array of the embodiment of the present invention is overlooked.
In the accompanying drawings: hold 1 housing, 2 water inlet pipes, 3 exhanst gas outlets, 4 supports, 5 blow-off pipes, 6 communicating pipes, 7 water and divide equally overflow ladle, 8 bimodal current dividers, 9 supports, 10 filter screen arrays, 11 air water array of baffles, water-blocking cap 12.
The specific embodiment
As shown in accompanying drawing 1,2,3, a kind of industrial waste gas dedusting washing purifying device of the embodiment of the present invention, it comprises shell 1, water inlet pipe 2 and blow-off pipe 5 with supporting setting, shell 1 upper end, be exhanst gas outlet 3, and the useless exhanst gas outlet of shell 1 bottom fume extractor is provided with water-blocking cap 12.Top within shell 1 is provided with current and cushions equal separation structure, and it comprises the support 9 be fixed on shell 1, and the bimodal current divider 8 and the Cheng Shui that are arranged on support 9 divide equally overflow ladle 7; Described bimodal current divider 8 consists of 10-20 the concentric annular bucket interconnected, the described water that holds is divided equally overflow ladle 7 and is arranged on the centre that support 9 central authorities are also described bimodal current divider 8 each ring-type buckets, holds water and divides equally between overflow ladle 7 and bimodal current divider 8 each ring-type buckets and be communicated with by the 4-8 root communicating pipes 6 that are arranged on bottom of the barrel; Described water inlet pipe 2 stretches into and holds water and divide equally overflow ladle 7 positions, middle and lower part; Current cushion equal separation structure below vertical evenly arrange, filter screen array 10 that consist of screen pack 10-1, that be the concentric circles tubular is installed, the mesh aperture of described each screen pack is 3-5mm, the spacing of vertical each the adjacent screen pack arranged is 10-15cm, is provided with the brace rod 10-2 that is cross-shaped between each screen pack 10-1; The air water array of baffles 11 that air water deflector by oblique setting forms is installed in filter screen array 10 lower ends; The described space of dividing equally up/down perforation between overflow ladle 7 and bimodal current divider 8 at Cheng Shui is the overflow mixed zone, and the space of cushioning between equal separation structure and filter screen array 10 at current is the mixing wastewater with air district.
Operation principle of the present invention and process are: when work, after by water pump, recirculated water being got to water inlet pipe 2, recirculated water enters Cheng Shui and divides equally overflow ladle 7, when the recirculated water water level rises to the position of communicating pipe 6, recirculated water is by disperseing to the left and right communicating pipe 6, the continuous separate diffusing is in each ring-type bucket of adjacent bimodal current divider 8, until the ring-type bucket of outmost turns, along with water level constantly rises, until water level reaches each ring-type bucket of bimodal current divider and holds water and divide equally the bung of overflow ladle 7 along the outside overflow mixing of bucket wall.At this moment bimodal current divider 8 and hold recirculated water that water divides equally overflow ladle 7 along bucket outer wall bidirectional flooding to the left and right, the water overflowed is divided equally under overflow ladle 7 and bimodal current divider 8 outer walls and is dropped down along Cheng Shui under the effect of gravity, waste gas in the overflow mixed zone with tube wall on current liquidate, reach good mixing and absorption effect.Break away under current direction when current cushion equal separation structure and form the effect that drenches with rain, water enters screen pack array 10 after the gas-vapor mix district is fully mixed with waste gas, because water surface tension can form transparent moisture film on vertical screen pack, recirculated water through the upper edge of air water array of baffles 11 and lower edge to whereabouts, part cooling water falls to the upper surface of the water-blocking cap 12 on fume extractor, upper surface along water-blocking cap 12 is from its edge the bottom that the water curtain shape falls to housing 1 again, the bottom that another part recirculated water is directly fallen housing 1 from the passage formed between water-blocking cap 12 and housing 1, these recirculated waters are discharged from blow-off pipe 5.
The flue gas that industrial furnace produces enters housing 1 from the bottom to top from gas approach 3, because stopping first of the water-blocking cap 12 of top contacts with water-blocking cap 12 circulation water curtain on every side, recirculated water drops to the bottom of housing 1 after adsorbing a part of soot dust granule and absorbing a part of pernicious gas in flue gas, part recirculated water and flue gas carry out the heat exchange heat absorption and become steam, under the drive of flue gas, steam is mixed into gaseous mixture with flue gas in flowing, gaseous mixture through water curtain to the air water array of baffles of oblique setting 11 times, be subject to the guiding of air water array of baffles 11, with the circulation water curtain flowed down along air water array of baffles 11, contact, recirculated water drops to the bottom of housing 1 after adsorbing the soot dust granule in a part of gaseous mixture and absorbing a part of pernicious gas in flue gas, gaseous mixture upwards enters filter screen array 10, gaseous mixture contacts with the moisture film that recirculated water forms with screen pack in filter screen array 10, gaseous mixture is recycled water for cooling and flue dust is condensed into water droplet, part flue dust converges into along with water droplet that current are recycled that water drives and the bottom of falling housing 1 is passed through.Waste gas continues to rise, enter the mixing wastewater with air district that filter screen array 10 tops and current cushion equal separation structure bottom, waste gas air-flow break-through space above this zone diminishes, waste gas can cushion bending and fully contact with the shape current of drenching with rain, and the foreign material in waste gas, pernicious gas can be taken away a part by current again and descend.Then continue upwards, when waste gas enters Cheng Shui, divide equally the current that can overflow with the bucket wall in the gap of overflow ladle 7 and bimodal current divider 8 and carry out mixing and absorption, finally discharge by the outlet of dust pelletizing system.After advancing the above-mentioned absorption of filtration step by step dedusting, can meet or exceed the industrial gas emission standard of national regulation in the waste gas of finally discharging fully.
Claims (2)
1. an industrial waste gas dedusting washing purifying device, it comprises shell (1), and the water inlet pipe of supporting setting (2) and blow-off pipe (5), it is characterized in that:
Top within shell (1) is provided with current and cushions equal separation structure, and it comprises the support (9) be fixed on shell (1), and is arranged on the bimodal current divider (8) on support (9) and holds water and divide equally overflow ladle (7); Described bimodal current divider (8) consists of 10-20 the concentric annular bucket interconnected, the described water that holds is divided equally overflow ladle (7) to be arranged on support (9) central authorities is also the centre of each concentric annular bucket of described bimodal current divider (8), holds water and divides equally overflow ladle (7) and be communicated with bimodal current divider (8); Described water inlet pipe (2) stretches into and holds water and divide equally in overflow ladle (7) middle and lower part;
Current cushion equal separation structure below vertical that evenly arrange, that form by screen pack (10-1), filter screen array (10) that be the concentric circles tubular is installed, the mesh aperture of described each screen pack is 3-5mm, and the spacing of vertical each the adjacent screen pack arranged is 10-15cm;
The air water array of baffles (11) that air water deflector by oblique setting forms is installed in filter screen array (10) lower end;
The space of dividing equally up/down perforation between overflow ladle (7) and bimodal current divider (8) at Cheng Shui is the overflow mixed zone, and the space of cushioning between equal separation structure and filter screen array (10) at current is the mixing wastewater with air district.
2. a kind of industrial waste gas dedusting washing purifying device according to claim 1 is characterized in that: the described water that holds is divided equally between overflow ladle (7) and each ring-type bucket of bimodal current divider (8) and is communicated with by the 4-8 root communicating pipe (6) that is arranged on bottom of the barrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110127945 CN102198356B (en) | 2011-05-18 | 2011-05-18 | Dust removal washing and purification device for industrial waste gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110127945 CN102198356B (en) | 2011-05-18 | 2011-05-18 | Dust removal washing and purification device for industrial waste gas |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102198356A CN102198356A (en) | 2011-09-28 |
| CN102198356B true CN102198356B (en) | 2013-12-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110127945 Expired - Fee Related CN102198356B (en) | 2011-05-18 | 2011-05-18 | Dust removal washing and purification device for industrial waste gas |
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| Country | Link |
|---|---|
| CN (1) | CN102198356B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102041555B1 (en) * | 2017-10-27 | 2019-11-06 | (주)명성씨.엠.아이 | Toxic gas treating system |
| CN111878921B (en) * | 2020-07-28 | 2021-12-24 | 郭米娟 | Water-saving wet-type air purification equipment |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2386872Y (en) * | 1999-09-02 | 2000-07-12 | 北京天福力高科技发展中心 | Pneumatic desulfurization dusting appts. |
| CN2435144Y (en) * | 2000-07-10 | 2001-06-20 | 熊朝炳 | Underwater rotary divided-flow washing waste gas purifier |
| CN202078827U (en) * | 2011-05-18 | 2011-12-21 | 习亚丰 | Industrial waste gas dedusting, washing and purifying device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3251883B2 (en) * | 1997-08-25 | 2002-01-28 | 株式会社荏原製作所 | Exhaust gas desulfurization method and apparatus |
| PT103727A (en) * | 2007-04-30 | 2008-10-30 | Romualdo Luis Ribera Salcedo | ELECTROSTATIC RECIRCULATION PROCESS FOR DISPOSAL AND GAS LAVAGE AND THEIR DEVICE |
-
2011
- 2011-05-18 CN CN 201110127945 patent/CN102198356B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2386872Y (en) * | 1999-09-02 | 2000-07-12 | 北京天福力高科技发展中心 | Pneumatic desulfurization dusting appts. |
| CN2435144Y (en) * | 2000-07-10 | 2001-06-20 | 熊朝炳 | Underwater rotary divided-flow washing waste gas purifier |
| CN202078827U (en) * | 2011-05-18 | 2011-12-21 | 习亚丰 | Industrial waste gas dedusting, washing and purifying device |
Non-Patent Citations (1)
| Title |
|---|
| JP特开平11-57396A 1999.03.02 |
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|---|---|
| CN102198356A (en) | 2011-09-28 |
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Granted publication date: 20131225 Termination date: 20140518 |