CN105396409A - Improved multistage dual cyclone dust and mist eliminator - Google Patents
Improved multistage dual cyclone dust and mist eliminator Download PDFInfo
- Publication number
- CN105396409A CN105396409A CN201510900262.8A CN201510900262A CN105396409A CN 105396409 A CN105396409 A CN 105396409A CN 201510900262 A CN201510900262 A CN 201510900262A CN 105396409 A CN105396409 A CN 105396409A
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- Prior art keywords
- cyclone
- circular cone
- cone ring
- cylinder
- annulus
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- 239000000428 dust Substances 0.000 title abstract description 8
- 239000003595 mist Substances 0.000 title abstract 8
- 230000009977 dual effect Effects 0.000 title abstract 7
- 239000000463 material Substances 0.000 claims description 3
- 238000001179 sorption measurement Methods 0.000 claims description 3
- 239000007788 liquid Substances 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 8
- 239000003546 flue gas Substances 0.000 abstract description 8
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 7
- 238000000746 purification Methods 0.000 abstract description 3
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 238000011010 flushing procedure Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
- 238000006477 desulfuration reaction Methods 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 239000007789 gas Substances 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000443 aerosol Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/40—Combinations of devices covered by groups B01D45/00 and B01D47/00
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Cyclones (AREA)
Abstract
Belonging to the technical field of flue gas purification, the invention in particular relates to an improved multistage dual cyclone dust and mist eliminator, which includes a plurality of dual cyclone devices. Each dual cyclone device comprises an inner cyclone cylinder, the inner cyclone cylinder is internally provided with a blind cylinder, the blind cylinder is internally provided with a flushing water pipe, the inner cyclone cylinder is externally provided with outer cyclone blades, the blind cylinder is externally provided with inner cyclone blades, the plurality of dual cyclone devices are multistage dual cyclone devices connected in series vertically, the inner surface of the outer cyclone cylinder is provided with first mist drop escape proof devices over each dual cyclone device, and the upper part of the inner cyclone cylinder inner surface is equipped with a second mist drop escape proof device. The first mist drop escape proof devices and the second mist drop escape proof device are all in the shape of a conical ring with big top and small bottom. The conical ring shaped mist drop escape proof devices are convenient for formation of liquid films in the cyclone cylinders, thus reducing mist drop escape and improving the dust removal effect.
Description
Technical field
The invention belongs to flue gases purification field, be specifically related to a kind of multistage pair of cyclone dedusting demister of improvement.
Background technology
China Patent No. be 201520197916.0 patent discloses a kind of multistage pair of cyclone demist deduster and containing the desulfuration absorbing tower of multistage pair of cyclone demist deduster.Its cardinal principle is: the kinetic energy utilizing flue gas in absorption tower, making flue gas produce gas-liquid impingement through cyclone at the blade of cyclone and cyclone barrel makes the reunion that collides with each other of the finely ground particles such as the fine drop in flue gas, fine solid particle particle, aerosol be condensed into large drop, and large drop is caught by cyclone cylinder surface liquid film the purification object reaching and remove finely ground particles again.In practical engineering application, because most final stage cyclone is hatch frame, have part under the droplet being adsorbed on cyclone cylinder surface rotates the drive of flue gas in cyclone cylinder and flee from cyclone cylinder and enter into flue gas, thus cause dust removing effects to decline.
Summary of the invention
The object of the invention is for the deficiencies in the prior art, a kind of multistage pair of cyclone dedusting demister that can prevent droplet from escaping, improve the improvement of dust removing effects is provided.
The technical scheme that the present invention deals with problems is: the multistage pair of cyclone dedusting demister providing a kind of improvement, described demist deduster comprises several pair of cyclone being arranged on outer cyclone cylinder inside, described pair of cyclone comprises interior cyclone cylinder, described interior cyclone cylinder inside is provided with blind cylinder, wash tub pipe is provided with in described blind cylinder, outer cyclone blade is provided with outside described interior cyclone cylinder, interior cyclone blade is provided with outside described blind cylinder, described interior cyclone cylinder inside is provided with the first flooding nozzle on wash tub pipe, the wash tub pipe of described interior cyclone cylinder outside is provided with the second flooding nozzle, the described pair of cyclone is multiple and the multistage pair of cyclone connected for upper and lower series system, the inner surface of described outer cyclone cylinder is provided with above each pair of cyclone the anti-release apparatus of the first droplet, the top of the inner surface of described interior cyclone cylinder is provided with the anti-release apparatus of the second droplet, the anti-release apparatus of described first droplet, the conial ring shape that the anti-release apparatus of second droplet is all big up and small down.
Further, the anti-release apparatus of described first droplet is the first circular cone ring; The anti-release apparatus of described second droplet is the second circular cone ring, and the excircle of the end face of described first circular cone ring is fixed on the inner surface of outer cyclone cylinder; The excircle of the end face of described second circular cone ring is fixed on the inner surface of interior cyclone cylinder.
Further, the central axis of the axis of described first circular cone ring, the axis of the second circular cone ring and interior cyclone cylinder is on same straight line, and the central axis of described interior cyclone cylinder and the axis of outer cyclone cylinder are on same straight line.
Further, the gradient of the side of described first circular cone ring, the second circular cone ring is 30 ~ 45 °; Described gradient is the angle of side relative to its central axis of the first circular cone ring or the second circular cone ring.
Further, the thickness of described first circular cone ring and the second circular cone ring is 3mm ~ 4mm.
Further, the length of the side of described first circular cone ring is 30mm ~ 35mm; The length of the side of described second circular cone ring is 20mm ~ 25mm.
Further, the material of described first circular cone ring, the second circular cone ring, outer cyclone cylinder, interior cyclone cylinder is identical; Described first circular cone ring is weldingly fixed on outer cyclone cylinder, and described second circular cone ring is weldingly fixed on interior cyclone cylinder.
Further, the bottom surface of described first circular cone ring is connected with the first annulus, and the diameter of described first annulus is identical with the diameter of the bottom surface of the first circular cone ring; The bottom surface of described second circular cone ring is connected with the second annulus, and the diameter of described second annulus is identical with the diameter of the bottom surface of the second circular cone ring, and the axis of described first annulus, the axis of the second annulus are on same straight line.
Further, the height of described first annulus is 3mm ~ 5mm, and the height of described second annulus is 2mm ~ 3mm.
Further, the surface of described first circular cone ring, the second circular cone ring, the first annulus, the second annulus is equipped with anticorrosive coat, and the outside of described anticorrosive coat is provided with droplet adsorption layer.
Beneficial effect of the present invention is:
1. the present invention is after have employed the anti-release apparatus of droplet based on conial ring shape, more easily liquid film is formed: because multistage pair of cyclone dedusting demister utilizes the liquid film in cyclone cylinder to catch droplet and dust in cyclone cylinder, after increasing the first circular cone ring and the second circular cone ring, certain barrier effect is had to the liquid film in cyclone cylinder, liquid film is made to be not easy to be smashed by the rotary gas in cyclone cylinder, thus liquid film more continuous uniform;
2. reduce droplet to escape, improve dust removing effects: after cyclone tube inner surface arranges circular cone ring, barrier effect is served to the liquid film of cyclone tube inner surface, more do not arrange the smooth cyclone cylinder of the first circular cone ring and the second circular cone ring, the droplet forming liquid film is not easily taken away cyclone cylinder surface by the flue gas rotating rising in cyclone cylinder.Meanwhile, after liquid film reaches certain thickness, because Action of Gravity Field can flow downward voluntarily;
3. the setting of the first annulus and the second annulus, further enhances the effect preventing droplet from escaping of the first circular cone ring and the second circular cone ring, and the droplet that the setting of circular ring structure is convenient to by stopping flows straight down along annulus, further increases dust removing effects.
Accompanying drawing explanation
Fig. 1 is the structure sectional view of multistage pair of cyclone dedusting demister of improvement of the present invention;
Fig. 2 is the structural representation of the first circular cone ring shown in Fig. 1;
Fig. 3 is the structural representation of the first circular cone endless belt shown in Fig. 1 when having the first annulus;
Fig. 4 is the structural representation of the desulfuration absorbing tower of the multistage pair of cyclone dedusting demister that have employed improvement of the present invention;
Fig. 5 is the top view of the desulfuration absorbing tower described in Fig. 3.
In figure: 100-multistage pair of cyclone dedusting demister, 1-wash tub pipe, the outer cyclone blade of 2-, cyclone blade in 3-, the blind cylinder of 4-, cyclone cylinder in 5-, the outer cyclone cylinder of 6-, 7-first flooding nozzle, 8-second flooding nozzle, 9-first circular cone ring, 10-second circular cone ring, 11-desulfuration absorbing tower, 12-gas approach, 13-exhanst gas outlet, the gradient of 14-side, 15-first annulus.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is further illustrated.
Embodiment one
As Fig. 1, Fig. 2, Fig. 4, shown in Fig. 5, the invention provides a kind of multistage pair of cyclone dedusting demister of improvement, described demist deduster 100 comprises several pair of cyclone being arranged on outer cyclone cylinder 6 inside, described pair of cyclone comprises interior cyclone cylinder 5, described interior cyclone cylinder 5 inside is provided with blind cylinder 4, wash tub pipe 1 is provided with in described blind cylinder 4, outer cyclone blade 2 is provided with outside described interior cyclone cylinder 5, interior cyclone blade 3 is provided with outside described blind cylinder 4, described interior cyclone cylinder 5 inside is provided with the first flooding nozzle 7 on wash tub pipe 1, the wash tub pipe 1 of described interior cyclone cylinder 5 outside is provided with the second flooding nozzle 8, the described pair of cyclone is multiple and the multistage pair of cyclone connected for upper and lower series system, the inner surface of described outer cyclone cylinder 6 is provided with above each pair of cyclone the anti-release apparatus of the first droplet, the top of the inner surface of described interior cyclone cylinder 5 is provided with the anti-release apparatus of the second droplet.The conial ring shape that the anti-release apparatus of described first droplet, the anti-release apparatus of the second droplet are all big up and small down.
The anti-release apparatus of described first droplet is the first circular cone ring 9; The anti-release apparatus of described second droplet is the second circular cone ring 10.
The excircle of the end face of described first circular cone ring 9 is fixed on the inner surface of outer cyclone cylinder 6; The excircle of the end face of described second circular cone ring 10 is fixed on the inner surface of interior cyclone cylinder 5.
The central axis of the axis of described first circular cone ring 9, the axis of the second circular cone ring 10 and interior cyclone cylinder 5 is on same straight line, and the central axis of described interior cyclone cylinder 5 and the axis of outer cyclone cylinder 6 are on same straight line.
The gradient 14 of the side of described first circular cone ring 9, second circular cone ring 10 is 30 ~ 45 °; Described gradient is the angle of side relative to its central axis of the first circular cone ring or the second circular cone ring.
The thickness of described first circular cone ring 9 and the second circular cone ring 10 is 3mm ~ 4mm.
The length of the side of described first circular cone ring 9 is 30mm ~ 35mm; The length of the side of described second circular cone ring 10 is 20mm ~ 25mm.
The material of described first circular cone ring 9, second circular cone ring 10, outer cyclone cylinder 6, interior cyclone cylinder 5 is identical; Described first circular cone ring 9 is welded and fixed outside on cyclone cylinder 6, and described second circular cone ring 10 is weldingly fixed on interior cyclone cylinder 5.
The surface of described first circular cone ring 9, second circular cone ring 10, first annulus 15, second annulus is equipped with anticorrosive coat, and the outside of described anticorrosive coat is provided with droplet adsorption layer.
Embodiment two
As shown in Figure 3, the bottom surface of described first circular cone ring 9 is connected with the first annulus 15, and the diameter of described first annulus 15 is identical with the diameter of the bottom surface of the first circular cone ring 9; The bottom surface of described second circular cone ring 10 is connected with the second annulus, and the diameter of described second annulus is identical with the diameter of the bottom surface of the second circular cone ring 10, and the axis of described first annulus 15, the axis of the second annulus are on same straight line.
The height of described first annulus 15 is 3mm ~ 5mm, and the height of described second annulus is 2mm ~ 3mm.
In addition, other structure is identical with embodiment one.
The present invention is not limited to above-mentioned embodiment, and when not deviating from flesh and blood of the present invention, any distortion that it may occur to persons skilled in the art that, improvement, replacement all fall into protection scope of the present invention.
Claims (10)
1. the multistage pair of cyclone dedusting demister improved, described demist deduster comprises several pair of cyclone being arranged on outer cyclone cylinder inside, described pair of cyclone comprises interior cyclone cylinder, described interior cyclone cylinder inside is provided with blind cylinder, wash tub pipe is provided with in described blind cylinder, outer cyclone blade is provided with outside described interior cyclone cylinder, interior cyclone blade is provided with outside described blind cylinder, described interior cyclone cylinder inside is provided with the first flooding nozzle on wash tub pipe, the wash tub pipe of described interior cyclone cylinder outside is provided with the second flooding nozzle, the described pair of cyclone is multiple and the multistage pair of cyclone connected for upper and lower series system, it is characterized in that, the inner surface of described outer cyclone cylinder is provided with above each pair of cyclone the anti-release apparatus of the first droplet, the top of the inner surface of described interior cyclone cylinder is provided with the anti-release apparatus of the second droplet, the anti-release apparatus of described first droplet, the conial ring shape that the anti-release apparatus of second droplet is all big up and small down.
2. multistage pair of cyclone dedusting demister of improvement according to claim 1, is characterized in that, the anti-release apparatus of described first droplet is the first circular cone ring; The anti-release apparatus of described second droplet is the second circular cone ring; The excircle of the end face of described first circular cone ring is fixed on the inner surface of outer cyclone cylinder; The excircle of the end face of described second circular cone ring is fixed on the inner surface of interior cyclone cylinder.
3. multistage pair of cyclone dedusting demister of improvement according to claim 2, it is characterized in that, the central axis of the axis of described first circular cone ring, the axis of the second circular cone ring and interior cyclone cylinder is on same straight line, and the central axis of described interior cyclone cylinder and the axis of outer cyclone cylinder are on same straight line.
4. multistage pair of cyclone dedusting demister of improvement according to claim 3, is characterized in that, the gradient of the side of described first circular cone ring, the second circular cone ring is 30 ~ 45 °; Described gradient is the angle of side relative to its central axis of the first circular cone ring or the second circular cone ring.
5. multistage pair of cyclone dedusting demister of improvement according to claim 2, is characterized in that, the thickness of described first circular cone ring and the second circular cone ring is 3mm ~ 4mm.
6. multistage pair of cyclone dedusting demister of improvement according to claim 2, is characterized in that, the length of the side of described first circular cone ring is 30mm ~ 35mm; The length of the side of described second circular cone ring is 20mm ~ 25mm.
7. multistage pair of cyclone dedusting demister of improvement according to claim 2, is characterized in that, the material of described first circular cone ring, the second circular cone ring, outer cyclone cylinder, interior cyclone cylinder is identical; Described first circular cone ring is weldingly fixed on outer cyclone cylinder, and described second circular cone ring is weldingly fixed on interior cyclone cylinder.
8. multistage pair of cyclone dedusting demister of improvement according to claim 2, is characterized in that, the bottom surface of described first circular cone ring is connected with the first annulus, and the diameter of described first annulus is identical with the diameter of the bottom surface of the first circular cone ring; The bottom surface of described second circular cone ring is connected with the second annulus, and the diameter of described second annulus is identical with the diameter of the bottom surface of the second circular cone ring, and the axis of described first annulus, the axis of the second annulus are on same straight line.
9. multistage pair of cyclone dedusting demister of improvement according to claim 8, is characterized in that, the height of described first annulus is 3mm ~ 5mm, and the height of described second annulus is 2mm ~ 3mm.
10. multistage pair of cyclone dedusting demister of improvement according to claim 8, is characterized in that, the surface of described first circular cone ring, the second circular cone ring, the first annulus, the second annulus is equipped with anticorrosive coat, and the outside of described anticorrosive coat is provided with droplet adsorption layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510900262.8A CN105396409B (en) | 2015-12-08 | 2015-12-08 | A kind of improved multistage double cyclone dedusting demisters |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510900262.8A CN105396409B (en) | 2015-12-08 | 2015-12-08 | A kind of improved multistage double cyclone dedusting demisters |
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| Publication Number | Publication Date |
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| CN105396409A true CN105396409A (en) | 2016-03-16 |
| CN105396409B CN105396409B (en) | 2018-01-09 |
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| Application Number | Title | Priority Date | Filing Date |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106422639A (en) * | 2016-12-07 | 2017-02-22 | 北京中能诺泰节能环保技术有限责任公司 | Dust removal desulfurization augmenter and wet process desulfurization device |
| CN108722122A (en) * | 2018-05-29 | 2018-11-02 | 王志强 | Industrial tungsten fusion process tail gas recycle utilizes processing method and equipment |
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| CN204582907U (en) * | 2015-04-02 | 2015-08-26 | 北京中能诺泰节能环保技术有限责任公司 | A kind of multistage pair of cyclone demist deduster and the desulfuration absorbing tower containing multistage pair of cyclone demist deduster |
| CN204637887U (en) * | 2015-05-18 | 2015-09-16 | 田鹏程 | Multistage many cyclones demist dust arrester |
| CN205235672U (en) * | 2015-12-08 | 2016-05-18 | 田鹏程 | Multistage pair of cyclone dust removal defroster of modified |
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2015
- 2015-12-08 CN CN201510900262.8A patent/CN105396409B/en active Active
Patent Citations (6)
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| US20070209341A1 (en) * | 2004-08-05 | 2007-09-13 | John Pearson | Assembly for collecting material entrained in a gas stream |
| CN2779257Y (en) * | 2004-10-25 | 2006-05-10 | 福建鑫泽环保设备工程有限公司 | Twin-rotor gas cleaner by wet method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106422639A (en) * | 2016-12-07 | 2017-02-22 | 北京中能诺泰节能环保技术有限责任公司 | Dust removal desulfurization augmenter and wet process desulfurization device |
| CN106422639B (en) * | 2016-12-07 | 2020-02-14 | 北京中能诺泰节能环保技术有限责任公司 | Dust removal desulfurization synergist and wet desulphurization device |
| CN108722122A (en) * | 2018-05-29 | 2018-11-02 | 王志强 | Industrial tungsten fusion process tail gas recycle utilizes processing method and equipment |
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| Publication number | Publication date |
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| CN105396409B (en) | 2018-01-09 |
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Effective date of registration: 20180913 Address after: 100097 room 321, Guan Fang building, 18 Changhua Road, Haidian District, Beijing. Patentee after: BEIJING NOROMO ENERGY-SAVING ENVIRONMENTAL PROTECTION TECHNOLOGY CO., LTD. Address before: Room 302, unit 2, broadcasting equipment building, 25 South seven road, Zhaodong, Heilongjiang. Patentee before: Tian Pengcheng |
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