CN103253795A - Catalytic air flotation device for treatment of sewage - Google Patents
Catalytic air flotation device for treatment of sewage Download PDFInfo
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- CN103253795A CN103253795A CN2013102136001A CN201310213600A CN103253795A CN 103253795 A CN103253795 A CN 103253795A CN 2013102136001 A CN2013102136001 A CN 2013102136001A CN 201310213600 A CN201310213600 A CN 201310213600A CN 103253795 A CN103253795 A CN 103253795A
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Abstract
The invention discloses a catalytic air flotation device for treatment of sewage, relating to a catalytic air flotation device. The device can solve the problem that soluble substances in water can not be removed when the existing air flotation device is used for treatment of the sewage. An air flotation tank of an air flotation machine is respectively provided with a water inlet pipe of the air flotation machine and a water outlet pipe of the air flotation machine, the bottom of the air flotation tank of the air flotation machine is communicated with one end of a gas dissolution and water inlet pipeline, the other end of the gas dissolution and water inlet pipeline is communicated with a water inlet at the upper part of a catalytic oxidation reaction container, a gas-liquid mixing pump is arranged on the gas dissolution and water inlet pipeline, a filler is arranged at the middle part of the catalytic oxidation reaction container, a water outlet at the bottom of the catalytic oxidation reaction container is communicated with one end of a gas dissolution and water outlet pipeline, the other end of the gas dissolution and water outlet pipeline is communicated with the water inlet at the bottom of the air flotation machine, and a release head of the air flotation machine is arranged on a port of the gas dissolution and water outlet pipeline. The catalytic air flotation device disclosed by the invention is used for treatment of the sewage.
Description
Technical field
The present invention relates to a kind of catalysis air-floating apparatus.
Background technology
It is to utilize the micro-bubble of high dispersing to remove to adhere to the object of hydrophobic group in the water for carrier that air-float technology is disposed of sewage, its small bubbles and object are looked as a whole, its global density floats to the water surface on less than water, thereby realizes solid the separation or liquid-solid separating process.This process can effectively be removed colloid and suspended matter in the water by adding flocculation agent (or not adding flocculation agent), but can not remove the dissolved matter in the water, thereby make its effect and range of application be subjected to great restriction, especially when dissolubility pollutant matter content was higher, its function and effect were just had a greatly reduced quality.
Summary of the invention
The purpose of this invention is to provide a kind of catalysis air-floating apparatus for the treatment of sewage, to solve the problem that to remove the dissolved matter in the water when present air-floating apparatus is disposed of sewage.
The present invention solves the problems of the technologies described above the technical scheme of taking to be: scheme one: described device comprises the catalytic oxidation container, filler, molten gas suction culvert, molten gas outlet pipeline, gas-liquid mixing pump, the air supporting machine, air supporting machine water inlet pipe and air supporting machine rising pipe, the air flotation pool of air supporting machine is respectively equipped with air supporting machine water inlet pipe and air supporting machine rising pipe, the bottom of the air flotation pool of air supporting machine is communicated with an end of molten gas suction culvert, the other end of molten gas suction culvert is communicated with the water-in on the top of catalytic oxidation container, molten gas suction culvert is equipped with gas-liquid mixing pump, the middle part of catalytic oxidation container is provided with filler, the bottom water outlet of catalytic oxidation container is communicated with an end of molten gas outlet pipeline, and the other end of molten gas outlet pipeline is communicated with the water-in of air supporting motor spindle and the port of this molten gas outlet pipeline is provided with the release head of air supporting machine.
Scheme two: described device comprises the catalytic oxidation container, filler, molten gas suction culvert, molten gas outlet pipeline, gas-liquid mixing pump, the air supporting machine, air supporting machine water inlet pipe, air supporting machine rising pipe, outlet pipe, circulation force (forcing) pump and outlet pipeline, the air supporting machine is communicated with air supporting machine water inlet pipe and air supporting machine rising pipe respectively, the liquid outlet of the air flotation pool of air supporting machine is communicated with an end of molten gas suction culvert, the other end of molten gas suction culvert is communicated with the fluid inlet on the top of catalytic oxidation container, molten gas suction culvert is equipped with gas-liquid mixing pump, the middle part of catalytic oxidation container is provided with filler, the bottom liquid outlet of catalytic oxidation container is communicated with an end of molten gas outlet pipeline, the other end of molten gas outlet pipeline is communicated with first fluid inlet of the air flotation pool bottom of air supporting machine, air compressor is communicated with the inlet mouth of the dissolving of air supporting machine, the air outlet of the dissolving of air supporting machine is communicated with by the inlet mouth of outlet pipe with the air flotation pool bottom of air supporting machine, second fluid inlet of the bottom liquid outlet of the dissolving of air supporting machine by the air flotation pool bottom of outlet pipeline and air supporting machine is communicated with and the termination of this outlet pipeline is provided with the release head of air supporting machine, outlet pipe is provided with the circulation force (forcing) pump, and the air compressor of air supporting machine is communicated with by the dissolving of admission passage with the air supporting machine.
The present invention has following beneficial effect: this device can realize simultaneously that colloid, suspended substance and dissolved organic matter matter efficiently removes, and namely all can effectively remove the dissolved matter in the water and non-solubility material (colloid and suspended matter).After using this device to dispose of sewage, the existing air supporting of SS clearance increases 10%-30% (the pressure air-dissolving tank volume increases, and molten tolerance is more); The COD clearance improves 30-60% on air supporting water outlet basis; The petroleum-type clearance increases 40-70% (existing air supporting only degrade suspension oil, catalysis air supporting catalyzed degradation oil in water emulsion and dissolving oil), and petroleum-type is at 25-30mg/L after traditional air supporting, and petroleum-type is lower than 10mg/L after the catalysis air supporting, can reach 5mg/L; Chroma removal rate reaches 80-99%, and traditional air supporting does not have decolorization, and catalysis air supporting can be removed colourity substantially fully; Improve the B/C ratio, can improve the B/C of water outlet than 100-300%, for biochemical water purification provides safeguard, and traditional air supporting does not have this function; The poisonous and harmful dissolved matter is removed: can effectively remove bio-toxicity materials such as phenol in the water, prussiate after catalysis air supporting, clearance reaches more than 90%.
Description of drawings
Fig. 1 is the present invention program one one-piece construction synoptic diagram, and Fig. 2 is the present invention program two one-piece construction synoptic diagram.
Embodiment
Embodiment one: present embodiment is described in conjunction with Fig. 1, the described device of present embodiment comprises catalytic oxidation container 2, filler 3, molten gas suction culvert 4, molten gas outlet pipeline 5, gas-liquid mixing pump 6, air supporting machine 8, air supporting machine water inlet pipe 9 and air supporting machine rising pipe 10, the air flotation pool of air supporting machine 8 is respectively equipped with air supporting machine water inlet pipe 9 and air supporting machine rising pipe 10, the bottom of the air flotation pool of air supporting machine 8 is communicated with an end of molten gas suction culvert 4, the other end of molten gas suction culvert 4 is communicated with the water-in on the top of catalytic oxidation container 2, molten gas suction culvert 4 is equipped with gas-liquid mixing pump 6, the middle part of catalytic oxidation container 2 is provided with filler 3, the bottom water outlet of catalytic oxidation container 2 is communicated with an end of molten gas outlet pipeline 5, and the other end of molten gas outlet pipeline 5 is communicated with the water-in of air supporting machine 8 bottoms and the port of this molten gas outlet pipeline 5 is provided with the release 11 of air supporting machine 8.
Embodiment two: in conjunction with Fig. 1 present embodiment is described, the catalytic oxidation container 2 of present embodiment is anti-ozone material container.Other embodiment is identical with embodiment one.
Embodiment three: in conjunction with Fig. 1 present embodiment is described, the device of present embodiment also comprises ozonizer 7, and the ozone exit end of ozonizer 7 is communicated with gas-liquid mixing pump 6.Other embodiment is identical with embodiment one.
Embodiment four: present embodiment is described in conjunction with Fig. 2, the device of present embodiment comprises catalytic oxidation container 2, filler 3, molten gas suction culvert 4, molten gas outlet pipeline 5, gas-liquid mixing pump 6, air supporting machine 8, air supporting machine water inlet pipe 9, air supporting machine rising pipe 10, outlet pipe 12, circulation force (forcing) pump 13 and outlet pipeline 15, air supporting machine 8 is communicated with air supporting machine water inlet pipe 9 and air supporting machine rising pipe 10 respectively, the liquid outlet of the air flotation pool of air supporting machine 8 is communicated with an end of molten gas suction culvert 4, the other end of molten gas suction culvert 4 is communicated with the fluid inlet on the top of catalytic oxidation container 2, molten gas suction culvert 4 is equipped with gas-liquid mixing pump 6, the middle part of catalytic oxidation container 2 is provided with filler 3, the bottom liquid outlet of catalytic oxidation container 2 is communicated with an end of molten gas outlet pipeline 5, the other end of molten gas outlet pipeline 5 is communicated with first fluid inlet of the air flotation pool bottom of air supporting machine 8, air compressor 17 is communicated with the inlet mouth of the dissolving 11 of air supporting machine 8, the air outlet of the dissolving 11 of air supporting machine 8 is communicated with by the inlet mouth of outlet pipe 12 with the air flotation pool bottom of air supporting machine 8, second fluid inlet of the bottom liquid outlet of the dissolving 11 of air supporting machine 8 by the air flotation pool bottom of outlet pipeline 15 and air supporting machine 8 is communicated with and the termination of this outlet pipeline 15 is provided with the release 16 of air supporting machine 8, outlet pipe 12 is provided with circulation force (forcing) pump 13, and the air compressor 17 of air supporting machine 8 is communicated with the dissolving 11 of air supporting machine 8 by admission passage 14.
Embodiment five: in conjunction with Fig. 2 present embodiment is described, the catalytic oxidation container 2 of present embodiment is anti-ozone material container.Other embodiment is identical with embodiment one.
Embodiment six: in conjunction with Fig. 2 present embodiment is described, the device of present embodiment also comprises ozonizer 7, and the ozone exit end of ozonizer 7 is communicated with gas-liquid mixing pump 6.Other embodiment is identical with embodiment one.
Principle of work: sewage is entered the air flotation pool of air supporting machine 8 by water-in 9, release 11 place at air supporting machine 8 are mixed with the microbubble that dissolved air water pressure discharges formation suddenly, utilize the micro-bubble that discharges 11 place's high dispersing to remove to adhere to the object of hydrophobic group in the water for carrier, make its small bubbles become as a whole with object, its global density floats to the water surface on less than water, thereby realizes that colloid separates or liquid-solid the separation admittedly with the solid of suspended substance.Remove purifying waste water by air dissolved pump 6 superchargings and sneaking into ozone of colloid and suspended substance, in catalytic oxidation container 2, carry out the catalyzed degradation of dissolved organic matter, namely by catalytic decomposition generation than the ozone stronger hydroxyl radical free radical of catalytic filler to ozone in the dissolved air water, thereby under the acting in conjunction of ozone and hydroxyl radical free radical, and under the certain pressure and temperature of catalytic reaction cell, realize the efficient decomposition of dissolved organic matter.Because the air supporting machine flotation behind release of pressure of the colloid that catalyst themselves and oxidation operation etc. produce and suspended substance is removed, purify waste water and discharge by air supporting outlet pipeline 10 in the catalytic process.
Claims (6)
1. catalysis air-floating apparatus for the treatment of sewage, it is characterized in that described device comprises catalytic oxidation container (2), filler (3), molten gas suction culvert (4), molten gas outlet pipeline (5), gas-liquid mixing pump (6), air supporting machine (8), air supporting machine water inlet pipe (9) and air supporting machine rising pipe (10), the air flotation pool of air supporting machine (8) is respectively equipped with air supporting machine water inlet pipe (9) and air supporting machine rising pipe (10), the bottom of the air flotation pool of air supporting machine (8) is communicated with an end of molten gas suction culvert (4), the other end of molten gas suction culvert (4) is communicated with the water-in on the top of catalytic oxidation container (2), molten gas suction culvert (4) is equipped with gas-liquid mixing pump (6), the middle part of catalytic oxidation container (2) is provided with filler (3), the bottom water outlet of catalytic oxidation container (2) is communicated with an end of molten gas outlet pipeline (5), and the water-in of the other end of molten gas outlet pipeline (5) and air supporting machine (8) bottom is communicated with and the port of this molten gas outlet pipeline (5) is provided with the release head (11) of air supporting machine (8).
2. according to the described catalysis air-floating apparatus for the treatment of sewage of claim 1, it is characterized in that described catalytic oxidation container (2) is anti-ozone material container.
3. according to claim 1 or 2 described catalysis air-floating apparatus for the treatment of sewage, it is characterized in that described device also comprises ozonizer (7), the ozone exit end of ozonizer (7) is communicated with gas-liquid mixing pump (6).
4. catalysis air-floating apparatus for the treatment of sewage, it is characterized in that described device comprises catalytic oxidation container (2), filler (3), molten gas suction culvert (4), molten gas outlet pipeline (5), gas-liquid mixing pump (6), air supporting machine (8), air supporting machine water inlet pipe (9), air supporting machine rising pipe (10), outlet pipe (12), circulation force (forcing) pump (13) and outlet pipeline (15), air supporting machine (8) is communicated with air supporting machine water inlet pipe (9) and air supporting machine rising pipe (10) respectively, the liquid outlet of the air flotation pool of air supporting machine (8) is communicated with an end of molten gas suction culvert (4), the other end of molten gas suction culvert (4) is communicated with the fluid inlet on the top of catalytic oxidation container (2), molten gas suction culvert (4) is equipped with gas-liquid mixing pump (6), the middle part of catalytic oxidation container (2) is provided with filler (3), the bottom liquid outlet of catalytic oxidation container (2) is communicated with an end of molten gas outlet pipeline (5), the other end of molten gas outlet pipeline (5) is communicated with first fluid inlet of the air flotation pool bottom of air supporting machine (8), air compressor (17) is communicated with the inlet mouth of the dissolving (11) of air supporting machine (8), the air outlet of the dissolving (11) of air supporting machine (8) is communicated with by the inlet mouth of outlet pipe (12) with the air flotation pool bottom of air supporting machine (8), second fluid inlet of the bottom liquid outlet of the dissolving (11) of air supporting machine (8) by the air flotation pool bottom of outlet pipeline (15) and air supporting machine (8) is communicated with and the termination of this outlet pipeline (15) is provided with the release head (16) of air supporting machine (8), outlet pipe (12) is provided with circulation force (forcing) pump (13), and the air compressor (17) of air supporting machine (8) is communicated with the dissolving (11) of air supporting machine (8) by admission passage (14).
5. according to the described catalysis air-floating apparatus for the treatment of sewage of claim 4, it is characterized in that described catalytic oxidation container (2) is anti-ozone material container.
6. according to claim 3 or 4 described catalysis air-floating apparatus for the treatment of sewage, it is characterized in that described device also comprises ozonizer (7), the ozone exit end of ozonizer (7) is communicated with gas-liquid mixing pump (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102136001A CN103253795A (en) | 2013-05-31 | 2013-05-31 | Catalytic air flotation device for treatment of sewage |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102136001A CN103253795A (en) | 2013-05-31 | 2013-05-31 | Catalytic air flotation device for treatment of sewage |
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| CN103253795A true CN103253795A (en) | 2013-08-21 |
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| CN2013102136001A Pending CN103253795A (en) | 2013-05-31 | 2013-05-31 | Catalytic air flotation device for treatment of sewage |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104176792A (en) * | 2014-07-14 | 2014-12-03 | 杭州广联新能源科技有限公司 | Catalytic air-flotation separating device for efficiently breaking emulsion and removing polymers |
| CN104891706A (en) * | 2015-05-18 | 2015-09-09 | 海口宜坤环境技术有限公司 | Ozone oxidation wastewater treatment device |
| CN106045136A (en) * | 2016-08-11 | 2016-10-26 | 郭志强 | Modifying and air floating apparatus used for sewage treatment |
Citations (3)
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| JPH05228480A (en) * | 1992-02-24 | 1993-09-07 | Kubota Corp | Device for processing hardly biodegradable substance |
| CN102050530A (en) * | 2009-10-28 | 2011-05-11 | 中国石油化工股份有限公司 | Catalytic ozone oxidation and air flotation combined waste water treatment method |
| CN202785890U (en) * | 2012-09-26 | 2013-03-13 | 武汉方元环境科技股份有限公司 | Advanced treatment and recycling device for textile printing and dyeing wastewater |
-
2013
- 2013-05-31 CN CN2013102136001A patent/CN103253795A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05228480A (en) * | 1992-02-24 | 1993-09-07 | Kubota Corp | Device for processing hardly biodegradable substance |
| CN102050530A (en) * | 2009-10-28 | 2011-05-11 | 中国石油化工股份有限公司 | Catalytic ozone oxidation and air flotation combined waste water treatment method |
| CN202785890U (en) * | 2012-09-26 | 2013-03-13 | 武汉方元环境科技股份有限公司 | Advanced treatment and recycling device for textile printing and dyeing wastewater |
Non-Patent Citations (1)
| Title |
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| 北京水环境技术与设备研究中心等: "《三废处理工程技术手册 废水卷》", 30 April 2000, 化学工业出版社 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104176792A (en) * | 2014-07-14 | 2014-12-03 | 杭州广联新能源科技有限公司 | Catalytic air-flotation separating device for efficiently breaking emulsion and removing polymers |
| CN104176792B (en) * | 2014-07-14 | 2016-03-23 | 杭州广联新能源科技有限公司 | A kind of efficient breakdown of emulsion is except poly-catalysis gas floatation separation device |
| CN104891706A (en) * | 2015-05-18 | 2015-09-09 | 海口宜坤环境技术有限公司 | Ozone oxidation wastewater treatment device |
| CN106045136A (en) * | 2016-08-11 | 2016-10-26 | 郭志强 | Modifying and air floating apparatus used for sewage treatment |
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Application publication date: 20130821 |