CN102452695A - Radial-flow micro-nano air flotation device - Google Patents
Radial-flow micro-nano air flotation device Download PDFInfo
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- CN102452695A CN102452695A CN2010105197164A CN201010519716A CN102452695A CN 102452695 A CN102452695 A CN 102452695A CN 2010105197164 A CN2010105197164 A CN 2010105197164A CN 201010519716 A CN201010519716 A CN 201010519716A CN 102452695 A CN102452695 A CN 102452695A
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Abstract
The invention discloses a radial-flow micro-nano air flotation device, which relates to the technical field of water treatment and is used for solving the problems of the need of elevating inflow water for shallow air floatation, complex equipment, high fault rate, unfavorable purifying effect, difficulty in upsizing ordinary dissolved air flotation, difficulty in ensuring the purifying effect, and the like. The radial-flow micro-nano air flotation device provided by the invention comprises a contact area (1), a separation area (2), an outflow channel (3), a slag floating groove (4), a sludge groove (5), a central support post (6), a water inlet pipe (7), a water outlet pipe (8), a dissolved-air water inlet pipe (9), a mud discharge pipe (10), a slag discharge pipe (11), a mud and slag scraping machine (12), a micro-nano bubble generator (13) and the like. The radial-flow micro-nano air flotation device has the outstanding advantages of automatic water inflow, low manufacturing cost, low running cost, good purifying effect, easiness for maintaining, capability of stably running continuously and non-halt overhauling.
Description
Technical field
The present invention relates to water-treatment technology field, particularly relate to a kind of air-floating apparatus.
Background technology
Air supporting is very important water technology, removing algae, oil removing, removing aspect such as suspended substance and be widely used, is the indispensable technique units of many Waste Water Treatments.Shallow air-floatation is a kind of of air-dissolving air-float, and its device structure is complicated, and failure rate is high, and cost is high, and water inlet needs to promote, and air flotation effect is undesirable; Common advection air supporting is difficult to maximize, and dissolved air release is prone to stop up, and the obstruction of indivedual dissolved air releases can influence whole air flotation effect, seldom sees the instance of large-scale air-dissolving air-float operational excellence.
Summary of the invention
The present invention provides a kind of radial-flow air-floating apparatus, and it is simple in structure, is easy to safeguard that cost is low, and water inlet does not need to promote, and air flotation effect is very desirable, and has solved the maximization problem, and separate unit air-floating apparatus processing power can reach 80000m
3More than/the d.
A kind of radial-flow air-floating apparatus of the present invention is by zone of action 1, disengaging zone 2, go out water channel 3, scum silica frost groove 4, sludge sump 5, centre strut 6, water inlet pipe 7, rising pipe 8, dissolved air water water inlet pipe 9, shore pipe 10, scum pipe 11, mud and slag scraping machine 12, micro-nano bubble reliever 13 and form.Wherein mud and slag scraping machine 12, and cleaning shoe 14 is equipped with in the bottom, are used for heavy mud at the bottom of the pond is scraped into sludge sump 5, and dreg scraper 15 is installed on the water surface, are used for water surface scum silica frost is scraped into scum silica frost groove 4; Every group of micro-nano bubble reliever reliever 13 introduced 1 bottom, zone of action through valve 16 and pipe connecting 17 with dissolved air water; Upflow tube 18 is introduced out water channel 3 with the clear water of bottom, disengaging zone, and upflow tube 18 has a plurality of, is distributed on out in the water channel 3.Zone of action 1 is right cylinder or cone, is positioned at the center of circular disengaging zone 2, goes out water channel 3 and is positioned at around the disengaging zone 2; Scum silica frost groove 4 is suspended on out on the sidewall of water channel 3 and disengaging zone 2; Sludge sump 5 is positioned at disengaging zone 2 bottom part ring around the zone of action 1, and certain slope is arranged at 2 bottoms, disengaging zone, aspect sludge sump 5.1 bottom tangentially gets into zone of action 1 to sewage from the zone of action through water inlet pipe 7, forms the hoop flowing water flow, around newel 6 rotations; Identical with the water (flow) direction that contains a large amount of micro-nano bubbles of micro-nano bubble reliever 13 ejections; Strengthen the eddy flow of sewage in zone of action 1, micro-nano bubble can fully be contacted with suspended substance in the water inlet, improved decontamination effect improving greatly; Micro-nano bubble reliever 13 is difficult for stopping up, even indivedual the obstruction can not influence whole air flotation effect yet; 1 top evenly flows into disengaging zone 2 from the zone of action with current to have carried the suspended substance of micro-nano bubble; And to flowing all around; Suspended substance floats on 2 waters surface of disengaging zone; A small amount of mud sinks to 2 bottoms, disengaging zone, and disengaging zone 2 peripheral base clear water are evenly introduced out water channel 3 through upflow tube 18, efflux through rising pipe 8.Mud and slag scraping machine 12 runnings are slowly scraped scum silica frost into scum silica frost groove 4, and the mud that will sink is scraped into sludge sump 5, discharge air-floating apparatus through scum pipe 11 and shore pipe 10 respectively.
Beneficial effect of the present invention is following:
Tangential, 1 bottom gets into from the zone of action for a kind of radial-flow air-floating apparatus that the present invention proposes, sewage, and dissolved air water is also introduced 1 bottom in the zone of action in the same way, sewage forms hoop zone of action 1 in mobile, has increased contacting of sewage and bubble, has improved decontamination effect improving.
Spoke gas of the present invention is floated device, and failure rate is low, is easy to safeguard; Micro-nano bubble reliever 13 can be divided into many groups; Every group links to each other with dissolved air water water inlet pipe 9 with pipe connecting 17 through valve 16, closes a valve 16, can be with the maintenance of leaving the water of the micro-nano bubble reliever 13 of this group; Can not influence air flotation effect, above process can be carried out under not shutdown situation; Sludge sump 5 is positioned at 2 centers, disengaging zone, and certain slope is arranged at 2 bottoms, disengaging zone, aspect sludge sump 5, and it is effective to scrape mud, has avoided the heavy mud in 2 bottoms, disengaging zone to need the defective of regularly the air flotation pool emptying being cleaned.
Sewage can pass through coagulation in advance, can significantly improve air flotation effect; Water inlet does not need second lift, and simple and reliable process is reduced investment outlay and running cost.
Radial-flow dissolved air flotation device of the present invention is specially adapted to large-scale air supporting, and unit is handled the water yield can reach 80,000 m
3More than/the d, this is that other air-floating apparatus is unapproachable, and it is low to have cost, and low, the good purification of working cost, but continous-stable operation are easy to safeguard, but outstanding advantage such as on-line maintenance.
Description of drawings
Accompanying drawing 1, accompanying drawing 2, accompanying drawing 3, accompanying drawing 4, accompanying drawing 5, accompanying drawing 6, accompanying drawing 7 are several kinds of structural representations of the present invention.
Embodiment
The shallow air-floatation water inlet needs lifting, complex equipments, failure rate is high, decontamination effect improving is undesirable and common air-dissolving air-float is difficult to maximize in order to solve, decontamination effect improving is difficult to problems such as assurance, the invention provides the micro-nano air-floating apparatus of a kind of radial-flow, and this system has following outstanding advantage: the gravity flow water inlet; Cost is low; Working cost is low, and good purification is easy to safeguard; But continous-stable operation, but on-line maintenance.Below specifically describe through embodiment.
Shown in accompanying drawing 1, accompanying drawing 2, accompanying drawing 3, accompanying drawing 4, accompanying drawing 5, accompanying drawing 6, accompanying drawing 7, be several kinds of embodiments of the present invention.Radial-flow air supporting of the present invention by zone of action 1, disengaging zone 2, go out water channel 3, scum silica frost groove 4, sludge sump 5, centre strut 6, water inlet pipe 7, rising pipe 8, dissolved air water water inlet pipe 9, shore pipe 10, scum pipe 11, mud and slag scraping machine 12, micro-nano bubble reliever 13 and form.Wherein mud and slag scraping machine 12, and cleaning shoe 14 is equipped with in the bottom, are used for heavy mud at the bottom of the pond is scraped into sludge sump 5, and dreg scraper 15 is installed on the water surface, are used for water surface scum silica frost is scraped into scum silica frost groove 4; Every group of micro-nano bubble reliever 13 introduced 1 bottom, zone of action through valve 16 and pipe connecting 17 with dissolved air water; Upflow tube 18 is introduced out water channel 3 with the clear water of 2 bottoms, disengaging zone, and upflow tube 18 has a plurality of, is distributed on out in the water channel 3; 19 is submersible pump, and 20 is the air inlet tube.Zone of action 1 is cylindrical or conical, is positioned at the center of circular disengaging zone 2, goes out water channel 3 and is positioned at around the disengaging zone 2; Scum silica frost groove 4 is suspended on out on the sidewall of water channel 3 and disengaging zone 2; Sludge sump 5 is positioned at disengaging zone 2 bottom part ring around the zone of action 1, and certain slope is arranged at 2 bottoms, disengaging zone, aspect sludge sump 5.1 bottom tangentially gets into zone of action 1 to sewage from the zone of action through water inlet pipe 7 at the bottom of the pond; Around newel 6 rotations; The water (flow) direction of introducing with micro-nano bubble reliever 13 that contains a large amount of micro-nano bubbles is identical; Strengthen the eddy flow of sewage in the zone of action, micro-nano bubble can fully be contacted with suspended substance, improved decontamination effect improving greatly.Because of the circulation of sewage in the zone of action, the obstruction of indivedual micro-nano bubble relievers can not influence whole decontamination effect improving; The suspended substance that has carried micro-nano bubble evenly flows into disengaging zone 2 all around with current from the top, zone of action; And to flowing all around; Suspended substance floats on 2 waters surface of disengaging zone; A small amount of mud sinks to 2 bottoms, disengaging zone, and disengaging zone 2 peripheral base clear water are evenly introduced out water channel 3 through upflow tube 18, efflux through rising pipe 8.Mud and slag scraping machine 12 runnings are slowly scraped scum silica frost into scum silica frost groove 4, and the mud that will sink is scraped into sludge sump 5, discharge air-floating apparatus through scum pipe 11 and shore pipe 10 respectively.
Micro-nano bubble reliever 13 can be installed in 1 inside, zone of action, and institute is shown in Figure 1; Also can be installed in 2 outsides, zone of action, as shown in Figure 2; Can also be installed on the water inlet pipe 7, as shown in Figure 3.For the bigger spoke of diameter stream air flotation pool, centre strut 6 can be played a supporting role, be beneficial to select peripheral transmission for use scrape slag mud scraper 12, it is less to scrape slag mud scraper 12 usefulness steel materials, cost is low, power saving.As shown in Figure 4, also can cancel centre strut 6, can not influence air flotation effect.As shown in Figure 5; Can cancel the dissolved air water water inlet pipe, submersible pump 19 is put into 1 bottom, zone of action, micro-nano bubble reliever 13 is installed on submersible pump 19 rising pipes; Air is introduced micro-nano bubble reliever 13 by air inlet tube 20, and 1 bottom directly produces micro-nano bubble in the zone of action.Like Fig. 6, shown in Figure 7, zone of action 1 can be cone, and micro-nano bubble reliever 13 can be installed on the water inlet pipe 7, also can be installed in 1 outside, zone of action; When zone of action 1 was cone, water inlet pipe 7 can insert from the bottom.
Claims (6)
1. micro-nano air-floating apparatus of radial-flow; It is characterized in that, comprise zone of action (1), disengaging zone (2), go out water channel (3), scum silica frost groove (4), sludge sump (5), centre strut (6), water inlet pipe (7), rising pipe (8), dissolved air water water inlet pipe (9), shore pipe (10), scum pipe (11), mud and slag scraping machine (12), micro-nano bubble reliever (13).It is characterized in that described zone of action (1) is right cylinder or cone, disengaging zone (2) are the garden ring body; With zone of action (1) concentric; Go out water channel (3) also for annular, (2) periphery in the disengaging zone, sludge sump (5) is the bottom of (2) in the disengaging zone; Around zone of action (1), scum silica frost groove (4) is suspended on out on the sidewall of water channel (3) and disengaging zone (2).
2. a kind of radial-flow air-floating apparatus as claimed in claim 1 is characterized in that, when zone of action (1) was right cylinder or cone, (1) bottom tangentially got into sewage from the zone of action through water inlet pipe (7), in the zone of action, forms rotary water current.
3. a kind of radial-flow air-floating apparatus as claimed in claim 1 is characterized in that, when zone of action (1) was cone, water inlet pipe (7) was directly installed on bottom, zone of action (1).
4. a kind of radial-flow air-floating apparatus as claimed in claim 1 is characterized in that, micro-nano bubble reliever (13) can be installed in inside, zone of action (1), also can be installed in outside, zone of action (1), can also be installed on the water inlet pipe (7).
5. a kind of radial-flow air-floating apparatus as claimed in claim 1 is characterized in that micro-nano bubble reliever (13) can be a plurality of, also can be one.
6. a kind of radial-flow air-floating apparatus as claimed in claim 1; It is characterized in that; Can submersible pump (19) be placed on bottom, zone of action (1), micro-nano bubble reliever (13) is installed on submersible pump (19) rising pipe, air is introduced through air inlet tube (20); Need not external dissolved air water, directly produce micro-nano bubble.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105197164A CN102452695A (en) | 2010-10-26 | 2010-10-26 | Radial-flow micro-nano air flotation device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010105197164A CN102452695A (en) | 2010-10-26 | 2010-10-26 | Radial-flow micro-nano air flotation device |
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| CN102452695A true CN102452695A (en) | 2012-05-16 |
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| CN2010105197164A Pending CN102452695A (en) | 2010-10-26 | 2010-10-26 | Radial-flow micro-nano air flotation device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102732645A (en) * | 2012-07-24 | 2012-10-17 | 广西大学 | High-speed floatation device |
| CN104071963A (en) * | 2013-03-25 | 2014-10-01 | 王树岩 | Radial-flow air-flotation thickening apparatus for sludge |
| CN104370323A (en) * | 2014-11-21 | 2015-02-25 | 广东理文造纸有限公司 | Shallow air-floatation device and sewage treatment method |
| CN104961289A (en) * | 2015-03-27 | 2015-10-07 | 湖北源中清生物环保科技有限公司 | Micro-nano aeration high-efficiency biotreatment technical system for livestock and poultry breeding wastewater |
-
2010
- 2010-10-26 CN CN2010105197164A patent/CN102452695A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102732645A (en) * | 2012-07-24 | 2012-10-17 | 广西大学 | High-speed floatation device |
| CN104071963A (en) * | 2013-03-25 | 2014-10-01 | 王树岩 | Radial-flow air-flotation thickening apparatus for sludge |
| CN104370323A (en) * | 2014-11-21 | 2015-02-25 | 广东理文造纸有限公司 | Shallow air-floatation device and sewage treatment method |
| CN104370323B (en) * | 2014-11-21 | 2017-01-04 | 广东理文造纸有限公司 | A kind of shallow air-floatation device and the method for sewage disposal |
| CN104961289A (en) * | 2015-03-27 | 2015-10-07 | 湖北源中清生物环保科技有限公司 | Micro-nano aeration high-efficiency biotreatment technical system for livestock and poultry breeding wastewater |
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Addressee: Wang Shuyan Document name: Notification of Passing Preliminary Examination of the Application for Invention |
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Application publication date: 20120516 |