CN208151012U - A kind of novel high speed air-flotation system - Google Patents
A kind of novel high speed air-flotation system Download PDFInfo
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- CN208151012U CN208151012U CN201721552151.3U CN201721552151U CN208151012U CN 208151012 U CN208151012 U CN 208151012U CN 201721552151 U CN201721552151 U CN 201721552151U CN 208151012 U CN208151012 U CN 208151012U
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Abstract
The utility model provides a kind of novel high speed air-flotation system, including microbubble generator, the flotation tank equipped with water inlet, slag-scraper, wherein microbubble generator includes the air compressor, dissolving and dissolved air release being sequentially connected, the dissolving is connected with the outgassing mouth of the outlet pipe of flotation tank and flotation tank respectively by pipeline, and slag-scraper is located above flotation tank.The utility model is by being designed to contact zone to cylindrical shape, and the pending water and dissolved air water for having been subjected to coagulation are separately added into the bottom of contact zone, move upwards pending water and dissolved air water with eddy flow direction in the same direction in contact zone, due to the density contrast of air bearing and wadding body, in rotation uphill process, bubble more comes into full contact with wadding body, and the dross of " more bubble-wadding bodies " easy to form improves the rate of climb of dross.Guiding device is introduced in Disengagement zone, so that Disengagement zone forms multiple baffling flow pattern, is reduced " effective waterpower surface loading ".
Description
Technical field
The utility model relates to a kind of air floating water purification technology fields, and in particular to a kind of air-dissolving air-float equipment.
Background technique
Air-dissolving air-float technology (DAF) is a kind of solid-liquid separation technique, it has, and treatment effeciency is high, and the starting time is short and takes up an area
The small feature of area, is widely used in the fields such as clean water treatment and fiber recovery.Generally, air-dissolving air-float technology includes
Coagulation (flocculation), molten gas outgassing and dross form and separate three big basic processes.
It is main that suspended matter or colloidal attitude particle are carried out by the way that coagulant (such as aluminium salt) is added during coagulation (flocculation)
" charge neutrality " forms wadding body.The case where according to water purification needs or influent quality, may be optionally added flocculant to increase wadding body ruler
It is very little, to further increase the sticking probability of bubble and wadding body.In molten gas gas releasing process, air and shape of pressurizeing are imported into recirculated water
At dissolved air water, dissolved air water generates a large amount of microbubble (10-100 μm) after release device depressurizes.Dross is formed and was separated
Journey refers in the contact zone of flotation tank, and microbubble and wadding body collide and adhere to and formed dross, due to water entrainment and
Under the buoyancy of itself, Disengagement zone surface is risen to, is removed finally by Slag Scraping Device.Air-dissolving air-float technological development direction at present
It is that system footprint area is smaller and hydraulic loading is higher.True separation theorem is breathed out according to tradition, waterpower surface loading should not exceed floating
The rate of climb (representative value is less than 20m/h) of slag, the waterpower surface loading based on this traditional air-dissolving air-float pond are generally less than 15m/
h.Therefore, how to optimize air bearing pool structure and divide admittedly to reduce effective waterpower surface loading and improve dross rate of climb raising liquid
It is the key that develop air-dissolving air-float technology high-speed densification from efficiency.
Summary of the invention
The purpose of this utility model is to provide a kind of high-speed air floatation systems, reduce effective waterpower surface loading and raising
The dross rate of climb improves liquid-solid separation efficiency.
The technical solution adopted in the utility model is：A kind of novel high speed air-flotation system, including microbubble generator, be equipped with
Flotation tank, the slag-scraper of water inlet, wherein microbubble generator includes the air compressor being sequentially connected, dissolving and molten gas
Release, the dissolving both ends are connected by pipeline with the outgassing mouth of the outlet pipe of flotation tank and flotation tank respectively, scrape slag
Device is located above flotation tank.
Further, the flotation tank includes contact zone, Disengagement zone, water conservancy diversion board group, water distributor and scum trough；It is described to scrape slag
The outlet end of device is located at scum trough top；The contact zone is made of outer cylinder and inner cylinder, and outer cylinder is hollow type, inner cylinder is closing
Type is simultaneously located on outer cylinder by bracket, and the water inlet and outgassing mouth of the flotation tank are located at the bottom of outer cylinder；The water conservancy diversion board group
Including baffle upper plate group and chin spoiler group, the upper end of the baffle upper plate group flushes with outer cylinder upper end, left end and outer cylinder phase
Even, right end is the 1/2 of outer barrel diameter at a distance from scum trough pool wall side, the right end and flotation tank of the chin spoiler group
Pool wall be connected, left end at a distance from outer cylinder be outer barrel diameter 2/3.
Further, the Disengagement zone bottom is equipped with two water distributors, and two water distributors are symmetrically arranged, one end of water distributor
Closing, two side opening of level, hole are linearly arranged along water distributor axial direction, and water distributor is connected with outlet pipe.
Further, the water inlet of the flotation tank and outgassing mouth are located at the above position 0.15m in bottom surface of outer cylinder, and with it is outer
Cylinder is arranged in tangent line.
Further, the baffle upper plate group and the tilt angle of each deflector in chin spoiler group are 45 °, and every
Group is in horizontally arranged, and baffle upper plate group is opposite with the tilt angle of chin spoiler group.
Further, the water distributor is located at the 0.5m of flotation tank bottom, and the aperture of aperture is 5mm, total open area
It is 1/2-4 times of water distributor sectional area, the diameter of water distributor is 32mm.
Further, the water conservancy diversion board group uses plastics or metal material；The baffle upper plate group or chin spoiler component
Other whole group is mounted on four parallel support frames, and the fixed frame of support frame and pool wall is to be bolted.
Further, the pipeline that the dissolving is connected with the outlet pipe of flotation tank is equipped with valve.
What the utility model obtained has the beneficial effect that：The utility model by the way that contact zone is designed to cylindrical shape, and
The bottom of contact zone is separately added into the pending water and dissolved air water for having been subjected to coagulation, make pending water and dissolved air water contact zone with
Eddy flow direction in the same direction moves upwards, and due to the density contrast of air bearing and wadding body, in rotation uphill process, bubble more sufficiently connects with wadding body
Touching, the dross of " more bubble-wadding bodies " easy to form improve the rate of climb of dross.Guiding device is introduced in Disengagement zone,
So that Disengagement zone forms multiple baffling flow pattern, reduce " effective waterpower surface loading ".
Detailed description of the invention
Fig. 1 high-speed air floatation schematic device；
A-A diagrammatic cross-section of the Fig. 2 based on Fig. 1；
The contact zone Fig. 3 schematic diagram；
The contact zone Fig. 4 top view；
Fig. 5 baffle upper plate group schematic diagram；
Wherein 1 air compressor is represented, 2 flotation tank is represented, 3 represents slag-scraper, 4 represent dissolving, 5 represent molten gas and release
Device is put, 21 contact zone is represented, 22 represents Disengagement zone, 23 represent outlet pipe, 24 represent baffle upper plate group, 25 represent water distributor, 26
Represent scum trough, 27 represent chin spoiler group, 201 represent water inlet, 202 represent outgassing mouth, 211 represent inner cylinder, 212 represent it is outer
Cylinder, 241 represent support frame.
Specific embodiment
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
As shown in Figs. 1-5, a kind of novel high speed air-flotation system, including microbubble generator, the air bearing equipped with water inlet 201
Pond 2, slag-scraper 3, wherein microbubble generator includes the air compressor 1, dissolving 4 and dissolved air release 5 being sequentially connected,
The dissolving 4 is connected with the outgassing mouth 202 of the outlet pipe 23 of flotation tank 2 and flotation tank 2 respectively by pipeline, slag-scraper
3 are located at 2 top of flotation tank.The flotation tank 2 includes contact zone 21, Disengagement zone 22, water conservancy diversion board group, water distributor 25 and scum trough
26；The outlet end of the slag-scraper 3 is located at 26 top of scum trough；The contact zone 21 is made of outer cylinder 212 and inner cylinder 211,
Outer cylinder 212 is hollow type, inner cylinder 211 is enclosed type and is located on outer cylinder 212 by bracket, the water inlet 201 of the flotation tank 2
It is located at the bottom of outer cylinder 212 with outgassing mouth 202；The water conservancy diversion board group includes baffle upper plate group 24 and chin spoiler group 27, described
The upper end of baffle upper plate group 24 is flushed with 212 upper end of outer cylinder, left end is connected with outer cylinder 212,26 pool wall of right end and scum trough
The distance of side is the 1/2 of 212 diameter of outer cylinder, and the right end of the chin spoiler group 27 is connected, most with the pool wall of flotation tank 2
Left end is the 2/3 of 212 diameter of outer cylinder at a distance from outer cylinder 212.22 bottom of Disengagement zone is equipped with two water distributors 25, two cloth
Water pipe 25 be symmetrically arranged, water distributor 25 it is closed at one end, two side opening of level, hole is linearly arranged along 25 axial direction of water distributor
Cloth, water distributor 25 are connected with outlet pipe 23.The water inlet 201 and outgassing mouth 202 of the flotation tank 2 are located at the bottom surface of outer cylinder 212
The above position 0.15m, and arranged with outer cylinder 212 in tangent line.Each of the baffle upper plate group 24 and chin spoiler group 27 are led
The tilt angle of flowing plate is 45 °, and every group in horizontally arranged, and the tilt angle phase of baffle upper plate group 24 and chin spoiler group 27
Instead.The water distributor 25 is located at 2 bottom 0.5m of flotation tank, and the aperture of aperture is 5mm, and total open area is that water distributor 25 is cut
1/2-4 times of area, the diameter of water distributor 25 are 32mm.The water conservancy diversion board group uses plastics or metal material；The upper water conservancy diversion
Whole group is mounted on four parallel support frames 241 respectively for board group 24 or chin spoiler group 27, the fixation of support frame 241 and pool wall
Frame is to be bolted.The pipeline that the dissolving 4 is connected with the outlet pipe 23 of flotation tank 2 is equipped with valve.
Contact zone 21 is designed to cylindrical shape when it is implemented, the utility model passes through, and in the bottom of contact zone 21
It is separately added into the pending water and dissolved air water for having been subjected to coagulation, makes pending water and dissolved air water in contact zone 21 with eddy flow side in the same direction
To moving upwards, due to the density contrast of air bearing and wadding body, in rotation uphill process, bubble more comes into full contact with wadding body, is easy shape
At the dross of " more bubble-wadding bodies ", the rate of climb of dross is improved.Water conservancy diversion board group is introduced in Disengagement zone 22, so that separation
Area 22 forms multiple baffling flow pattern, reduces " effective waterpower surface loading ".Dross is brought into scum trough 26 by slag-scraper 3,
Water a part that treated is flowed out by outlet pipe 23, and a part is entered in dissolving 4 and recycled.
Claims (1)
1. a kind of novel high speed air-flotation system including microbubble generator, the flotation tank (2) equipped with water inlet (201), scrapes slag dress
(3) are set, wherein microbubble generator includes the air compressor (1), dissolving (4) and dissolved air release (5) being sequentially connected,
It is characterized in that：Dissolving (4) both ends are respectively by pipeline and the outlet pipe (23) of flotation tank (2) and releasing for flotation tank (2)
Port (202) is connected, and slag-scraper (3) is located above flotation tank (2)；The flotation tank (2) includes contact zone (21), separation
Area (22), water conservancy diversion board group, water distributor (25) and scum trough (26)；The outlet end of the slag-scraper (3) is located at scum trough (26)
Top；The contact zone (21) is made of outer cylinder (212) and inner cylinder (211), and outer cylinder (212) is hollow type, inner cylinder (211) is envelope
Closed form is simultaneously located on outer cylinder (212) by bracket, and the water inlet (201) and outgassing mouth (202) of the flotation tank (2) are located at outer cylinder
(212) bottom；The water conservancy diversion board group includes baffle upper plate group (24) and chin spoiler group (27), the baffle upper plate group (24)
Upper end flushed with outer cylinder (212) upper end, left end is connected with outer cylinder (212), right end and scum trough (26) pool wall side
Distance is the 1/2 of outer cylinder (212) diameter, and the right end of the chin spoiler group (27) is connected, most with the pool wall of flotation tank (2)
Left end is the 2/3 of outer cylinder (212) diameter at a distance from outer cylinder (212)；The water conservancy diversion board group uses plastics or metal material；It is described
Whole group is mounted on four parallel support frames (241) respectively for baffle upper plate group (24) or chin spoiler group (27), support frame
(241) with the fixed frame of pool wall to be bolted；Each water conservancy diversion in the baffle upper plate group (24) and chin spoiler group (27)
The tilt angle of plate is 45 °, and every group in horizontally arranged, and the tilt angle of baffle upper plate group (24) and chin spoiler group (27)
On the contrary；The water inlet (201) and outgassing mouth (202) of the flotation tank (2) are located at the above position 0.15m in bottom surface of outer cylinder (212),
And it is arranged with outer cylinder (212) in tangent line；Disengagement zone (22) bottom is equipped with two water distributors (25), and two water distributors (25) are right
Claim arrangement, water distributor (25) it is closed at one end, two side opening of level, hole is linearly arranged along water distributor (25) axial direction, cloth
Water pipe (25) is connected with outlet pipe (23)；The water distributor (25) is located at the aperture of aperture at flotation tank (2) bottom 0.5m
For 5mm, total open area is 1/2-4 times of water distributor (25) sectional area, and the diameter of water distributor (25) is 32mm；The dissolving
(4) pipeline being connected with the outlet pipe (23) of flotation tank (2) is equipped with valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721552151.3U CN208151012U (en) | 2017-11-20 | 2017-11-20 | A kind of novel high speed air-flotation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721552151.3U CN208151012U (en) | 2017-11-20 | 2017-11-20 | A kind of novel high speed air-flotation system |
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| CN208151012U true CN208151012U (en) | 2018-11-27 |
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| CN201721552151.3U Active CN208151012U (en) | 2017-11-20 | 2017-11-20 | A kind of novel high speed air-flotation system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109761298A (en) * | 2019-02-15 | 2019-05-17 | 深圳市律远汇智科技有限公司 | A kind of air-floating apparatus of the good purification for sewage treatment |
| CN110482635A (en) * | 2019-09-16 | 2019-11-22 | 陕西海默油田服务有限公司 | A kind of oil gas field sewage treatment fluid-tight cyclone air-flotation device |
| CN113479961A (en) * | 2020-12-31 | 2021-10-08 | 无锡德林海环保科技股份有限公司 | Air floatation method and blue algae pressurization recycling treatment system thereof |
| CN113480020A (en) * | 2020-12-31 | 2021-10-08 | 无锡德林海环保科技股份有限公司 | Algae-laden water separating device |
-
2017
- 2017-11-20 CN CN201721552151.3U patent/CN208151012U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109761298A (en) * | 2019-02-15 | 2019-05-17 | 深圳市律远汇智科技有限公司 | A kind of air-floating apparatus of the good purification for sewage treatment |
| CN110482635A (en) * | 2019-09-16 | 2019-11-22 | 陕西海默油田服务有限公司 | A kind of oil gas field sewage treatment fluid-tight cyclone air-flotation device |
| CN113479961A (en) * | 2020-12-31 | 2021-10-08 | 无锡德林海环保科技股份有限公司 | Air floatation method and blue algae pressurization recycling treatment system thereof |
| CN113480020A (en) * | 2020-12-31 | 2021-10-08 | 无锡德林海环保科技股份有限公司 | Algae-laden water separating device |
| CN113480020B (en) * | 2020-12-31 | 2022-03-15 | 无锡德林海环保科技股份有限公司 | Algae-laden water separating device |
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