CN203474569U - Combined cavitation-air floatation equipment - Google Patents
Combined cavitation-air floatation equipment Download PDFInfo
- Publication number
- CN203474569U CN203474569U CN201320461377.8U CN201320461377U CN203474569U CN 203474569 U CN203474569 U CN 203474569U CN 201320461377 U CN201320461377 U CN 201320461377U CN 203474569 U CN203474569 U CN 203474569U
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- China
- Prior art keywords
- air
- cell body
- cavitation
- air supporting
- supporting cell
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- 239000000945 filler Substances 0.000 claims abstract description 23
- 239000002893 slag Substances 0.000 claims abstract description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 19
- 238000005276 aerator Methods 0.000 claims abstract description 17
- 238000010992 reflux Methods 0.000 claims abstract description 13
- 210000005056 cell body Anatomy 0.000 claims description 40
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 20
- 238000005188 flotation Methods 0.000 claims description 18
- 210000004027 cell Anatomy 0.000 claims description 16
- 239000000377 silicon dioxide Substances 0.000 claims description 10
- 239000002245 particle Substances 0.000 claims description 7
- 239000010935 stainless steel Substances 0.000 claims description 6
- 229910001220 stainless steel Inorganic materials 0.000 claims description 6
- 238000010276 construction Methods 0.000 claims description 3
- 239000002861 polymer material Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 11
- 230000000694 effects Effects 0.000 abstract description 10
- 238000001914 filtration Methods 0.000 abstract description 6
- 238000001179 sorption measurement Methods 0.000 abstract description 6
- 238000005273 aeration Methods 0.000 abstract description 4
- 239000007787 solid Substances 0.000 abstract description 4
- 239000003344 environmental pollutant Substances 0.000 abstract description 3
- 231100000719 pollutant Toxicity 0.000 abstract description 3
- 238000007790 scraping Methods 0.000 abstract 2
- 239000002351 wastewater Substances 0.000 description 11
- 239000007788 liquid Substances 0.000 description 6
- 239000000126 substance Substances 0.000 description 6
- 229910000975 Carbon steel Inorganic materials 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 4
- 239000010962 carbon steel Substances 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 239000004567 concrete Substances 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 3
- 238000005189 flocculation Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000002481 rotproofing Substances 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000002421 anti-septic effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 125000001165 hydrophobic group Chemical group 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
Landscapes
- Removal Of Floating Material (AREA)
Abstract
The utility model discloses combined cavitation-air floatation equipment. The combined cavitation-air floatation equipment mainly comprises a floatation tank body, a cavitation aerator, a reflux device, a slag scraping device, a filler oil suction device and an adjustable overflow weir plate, and is characterized in that the floatation tank body is a normal pressure container with a frame structure; the cavitation aerator is vertically arranged at the front end of the floatation tank body; an aeration chamber is formed in the front part of the floatation tank body; the reflux device is arranged on the lower part of the floatation tank body; a hollow impeller is arranged on the bottom part of the cavitation aerator; a micro-negative pressure vacuum area is formed in the aeration chamber by the hollow impeller which is rotated at a high speed; the slag scraping device is arranged on the top part of the floatation tank body; the filler oil suction device is arranged on the back part of the floatation tank body; the adjustable overflow weir plate and a water discharge port are arranged at the back end of the floatation tank body. The combined cavitation-air floatation equipment has the advantages that the disadvantages of the treatment effects of the conventional single-stage cavitation-air floatation system can be overcome effectively; the treatment of removing the pollutants, such as oil and suspended solids, is completed by a combined process of floatation and adsorption filtration.
Description
Technical field
The utility model relates to a kind of environmental protection equipment, particularly a kind of combined cavitation air flotation equipment.
Background technology
Air supporting is a kind of conventional waste disposal plant, and it,, as Wastewater Pretreatment oil removing system, is widely used in every field, especially in the industries such as iron and steel, petrochemical industry, mechanical workout, papermaking.The micro-bubble that air supporting disperses by height of formation in water, adhere to solid or the liquid particle of hydrophobic group in waste water, form water-gas-particle three-phase mixed system, after particle adhesion bubble, forming apparent density is less than the flco of water and floats to the water surface, formation scum layer is struck off, thereby realizes the process of solid-liquid or the separation of liquid liquid.
Cavitation air flotation is pneumatically supported a kind of, and its principle is: through the reacted waste water of leading portion coagulation-flocculation, from cavitation aeration section, enter, the support effect that cutting produces bubble through Cavltation aerator high speed rotating, rises to surface by reacted oil and suspended substance.Through slag scraper, strike off in mud-collecting slot, by spiral conveyer, sent; Clear water is moved forward by gravity, by adjustable overflow weir, discharges.
When, concentration of suspension oily in water inlet is higher, only adopt single-stage cavitation air flotation, also be not enough to allow the pollution factors such as oil, suspended substance be removed to the concentration that follow-up biochemistry can bear, for reaching the object that continues to reduce pollutent, therefore conventionally adopt and increase the method that other equipment are processed.Although object has reached, shortcoming also clearly:
1) floor space is large.System all arranges separately, and required occupation of land is larger;
2) energy consumption is high.The equipment that two covers arrange separately need be equipped with independently propulsion source;
3) invest high.The aspects such as two same equipment slave units, material, control are all higher.
Therefore, in view of existing waste water cavitation air flotation, process more existing problems, need to meet especially the requirement of special water quality, by the improvement to existing cavitation air flotation, invent, make up the weak point in existing cavitation air flotation device processes effect.
Summary of the invention
Goal of the invention of the present utility model is for the defect existing in prior art, and a kind of combined cavitation air flotation equipment is provided.The utility model, by " air supporting+adsorption filtration " combination process, can effectively make up the deficiency of single-stage cavitation air flotation treatment effect existence and the shortcoming of multi-stage process equipment operation.
The utility model mainly comprises: air supporting cell body, Cavltation aerator, reflux, slag scraper, filler Oil sucking device, adjustable overflow weir, it is characterized in that air supporting cell body is non-pressure vessel, air supporting cell body by carbon steel or stainless steel or concrete for making through rotproofing.Air supporting cell body is skeleton construction, Cavltation aerator is vertically mounted on air supporting cell body front end, air supporting cell body front end is provided with solarization air cell, bottom is provided with reflux, Cavltation aerator bottom is provided with hollow impellers, and the hollow impellers of high speed rotating forms the vacuum zone of micro-negative pressure in solarization air cell, through the reacted waste water of leading portion coagulation-flocculation, from cavitation aeration section, enters, the support effect that cutting produces bubble through Cavltation aerator high speed rotating, rises to surface by reacted oil and suspended substance.Slag scraper is arranged on the top of air supporting cell body, through slag scraper, scum silica frost is struck off in the scum silica frost receiving tank of slag scraper, by spiral conveyer, is sent.Air supporting cell body rear portion is provided with filler Oil sucking device, waste water is moved forward by gravity, crosses the filler Oil sucking device water-in that flow to rear end, by oil suction packing area from air supporting cell body bottom, further, by oil slick absorption, clear water is discharged by the adjustable overflow weir of the rear end of air supporting cell body.
The water-in of described filler Oil sucking device is arranged on the bottom at air supporting cell body rear portion, is provided with filter cap before water-in, is provided with and can adsorbs small-particle oil slick lipophilicity filler in filler Oil sucking device.
Described slag scraper is driven by motor, around the sprocket wheel cycle rotation at two ends, strikes off scum silica frost, and scum silica frost receiving tank and spiral conveying mechanism are equipped with in the bottom of the slag scraper of being made by stainless steel, rubber, high polymer material.
Described reflux is that the several return lines that are arranged on solarization air cell bottom form.
The adjustable overflow weir of the rear end of described air supporting cell body is that handwheel regulates or automatically regulates.
The utility model has the advantages that combined cavitation air flotation equipment, can effectively make up the deficiency of existing single-stage cavitation air flotation system treatment effect, by " air supporting+adsorption filtration " combination process, complete the processing of pollutents such as removing oil and suspended substance, it possesses following advantage:
1) adopt intensive design, merged the effect of many covers processing unit series connection, optimize and combine in a set of equipment, saved floor space.
2) cross water and directly connect, reduce pipe and damage, adopt run by gravity, compare with the independent setting of many complete equipments, saved energy consumption, saved running cost.
3) compact design has been saved material, has saved intermediate connection tube road, valve etc. simultaneously.
4) operational management is convenient.The parts that do not need repairing in groove, all moving partss conveniently can and, whole system normal pressure operation.
5) replacement frequency is low, and through the processing of cavitation air flotation, most of pollution factor is removed, and oil suction filler is further removed small-particle oil droplet, makes treatment effect better.
Accompanying drawing explanation
Fig. 1 structural representation of the present utility model.
In figure: 1 water-in, 2 Cavltation aerators, 3 solarization air cell, 4 refluxes, 5 slag scrapers, 6 filter caps, 7 filler Oil sucking devices, 8 adjustable overflow weir, 9 water outlets, 10 air supporting cell bodies.
Embodiment
Below in conjunction with accompanying drawing, further illustrate embodiment of the present utility model:
Referring to Fig. 1, the present embodiment is by air supporting cell body 10, Cavltation aerator 2, reflux 4, slag scraper 5, filler Oil sucking device 7, adjustable overflow weir 8, and water-in 1, water outlet 9 form.Air supporting cell body 10 is by carbon steel or stainless steel or concrete for making, through rotproofing.The air supporting cell body 10 of the present embodiment is through antiseptic carbon steel air supporting cell body.Air supporting cell body 10 is non-pressure vessel, and air supporting cell body 10 is skeleton construction, by carbon steel or stainless steel or concrete for making, through rotproofing.Cavltation aerator 2 is vertically mounted on the front end of air supporting cell body 10, air supporting cell body 10 front ends are provided with solarization air cell 3, the front end that water-in 1 is arranged on air supporting cell body 10 communicates with solarization air cell 3, air supporting cell body 10 front end bottoms are provided with reflux 4, Cavltation aerator 2 bottoms are provided with hollow impellers, the hollow impellers of high speed rotating is in the vacuum zone of the micro-negative pressure of the interior formation of solarization air cell 3, through the reacted waste water of leading portion coagulation-flocculation, from solarization air cell 3, enter, the support effect that 2 high speed rotating cuttings produce bubble through Cavltation aerator, rises to surface by reacted oil and suspended substance.Reflux 4 forms for being arranged on three return lines of solarization air cell 3 bottoms, by Cavltation aerator 2 high speed rotating in the interior formation of solarization air cell 3 vacuum zone, form micro-negative pressure, the effect of being stressed of air supporting cell body 10 bottom water flow, from right part, enter return line, flow into solarization air cell 3, realize the secondary circulation of sinking pollutent and remove.Slag scraper 5 is driven by motor, around the sprocket wheel cycle rotation at two ends, strikes off scum silica frost, and scum silica frost receiving tank and spiral conveying mechanism are equipped with in the bottom of slag scraper 5, and slag scraper is made by materials such as stainless steel, rubber, superpolymer.Slag scraper 5 is arranged on the top of air supporting cell body 10, and slag scraper 5 strikes off scum silica frost in the scum silica frost receiving tank of slag scraper 5, by spiral conveyer, is sent.Air supporting cell body 10 rear portions are provided with filler Oil sucking device 7, and the water-in of filler Oil sucking device 7 is arranged on the bottom at air supporting cell body 10 rear portions, are provided with filter cap 6 before water-in, and the filler of filler Oil sucking device 7 is for can adsorb small-particle oil slick lipophilicity filler.Waste water is moved forward by gravity, crosses the water-in of the filler Oil sucking device 7 that flow to rear end from air supporting cell body 10 bottoms, and by oil suction packing area, further by oil slick absorption, clear water is discharged by the adjustable overflow weir 8 of the rear end of air supporting cell body 10.Adjustable overflow weir 8 is handwheel adjusting or adjusting automatically.The present embodiment is that handwheel regulates.The end of air supporting cell body 10 is provided with water outlet 9, by " air supporting+adsorption filtration " combination process, is processed and is met please discharging through water outlet 9 by water of emission standard.
The present embodiment is a kind of combined air supporting, completes the environmental protection treatment of pollutents such as removing oil and suspended substance by " air supporting+adsorption filtration " combination process, and the technique of the present embodiment comprises the following steps:
A. oily(waste)water is inputted to solarization air cell 3, a large amount of microbubbles that rely on cavitation air flotation to produce float to the solid pollutant in waste water on liquid level;
B. reflux 4 is inputted solarization air cell 3 again by the untreated waste water of air supporting cell body 10 bottoms;
C. by slag scraper 5, the solid pollutant on liquid level is discharged;
D. the 7 pairs of oily(waste)waters of waste water inflow filler Oil sucking device after slag scraper 5 is processed carry out adsorption filtration processing;
E. the clear water that reaches emission standard is discharged through adjustable overflow weir 8.
Claims (5)
1. a combined cavitation air flotation equipment, mainly comprise: air supporting cell body, Cavltation aerator, reflux, slag scraper, filler Oil sucking device, adjustable overflow weir, it is characterized in that air supporting cell body is the non-pressure vessel of a skeleton construction, Cavltation aerator is vertically mounted on air supporting cell body front end, air supporting cell body front portion is provided with solarization air cell, bottom is provided with reflux, Cavltation aerator bottom is provided with hollow impellers, the hollow impellers of high speed rotating forms the vacuum zone of micro-negative pressure in solarization air cell, slag scraper is arranged on the top of air supporting cell body, air supporting cell body rear portion is provided with filler Oil sucking device, the rear end of air supporting cell body is provided with adjustable overflow weir and water port.
2. a kind of combined cavitation air flotation equipment according to claim 1, it is characterized in that the water-in of described filler Oil sucking device is arranged on the bottom at air supporting cell body rear portion, before water-in, be provided with filter cap, in filler Oil sucking device, be provided with and can adsorb small-particle oil slick lipophilicity filler.
3. a kind of combined cavitation air flotation equipment according to claim 1, it is characterized in that described slag scraper is driven by motor, sprocket wheel cycle rotation around two ends is struck off scum silica frost, and scum silica frost receiving tank and spiral conveying mechanism are equipped with in the bottom of the slag scraper of being made by stainless steel, rubber, high polymer material.
4. a kind of combined cavitation air flotation equipment according to claim 1, is characterized in that described reflux is that the several return lines that are arranged on solarization air cell bottom form.
5. a kind of combined cavitation air flotation equipment according to claim 1, the adjustable overflow weir that it is characterized in that the rear end of described air supporting cell body is that handwheel regulates or automatically regulates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320461377.8U CN203474569U (en) | 2013-07-30 | 2013-07-30 | Combined cavitation-air floatation equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320461377.8U CN203474569U (en) | 2013-07-30 | 2013-07-30 | Combined cavitation-air floatation equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203474569U true CN203474569U (en) | 2014-03-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320461377.8U Expired - Lifetime CN203474569U (en) | 2013-07-30 | 2013-07-30 | Combined cavitation-air floatation equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203474569U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104341068A (en) * | 2013-07-30 | 2015-02-11 | 麦王环境技术股份有限公司 | Combined cavitation air flotation apparatus and technology thereof |
| CN105254046A (en) * | 2015-10-21 | 2016-01-20 | 苏树杰 | Oil removal device for oil-containing water |
| CN105329980A (en) * | 2015-10-28 | 2016-02-17 | 桂林瑞丰环保微生物应用研究所 | Method of oil-water deep separation through gradient slag scraping |
| CN105347526A (en) * | 2015-10-28 | 2016-02-24 | 桂林瑞丰环保微生物应用研究所 | Horizontal and vertical bidirectional vibration oil water deoiling method |
| CN105347585A (en) * | 2015-10-28 | 2016-02-24 | 桂林瑞丰环保微生物应用研究所 | Method for separating oil and water |
-
2013
- 2013-07-30 CN CN201320461377.8U patent/CN203474569U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104341068A (en) * | 2013-07-30 | 2015-02-11 | 麦王环境技术股份有限公司 | Combined cavitation air flotation apparatus and technology thereof |
| CN105254046A (en) * | 2015-10-21 | 2016-01-20 | 苏树杰 | Oil removal device for oil-containing water |
| CN105329980A (en) * | 2015-10-28 | 2016-02-17 | 桂林瑞丰环保微生物应用研究所 | Method of oil-water deep separation through gradient slag scraping |
| CN105347526A (en) * | 2015-10-28 | 2016-02-24 | 桂林瑞丰环保微生物应用研究所 | Horizontal and vertical bidirectional vibration oil water deoiling method |
| CN105347585A (en) * | 2015-10-28 | 2016-02-24 | 桂林瑞丰环保微生物应用研究所 | Method for separating oil and water |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: MAIWANG ENVIRONMENTAL TECHNOLOGY CO., LTD. Free format text: FORMER NAME: MCWONG ENVIRONMENTAL ENGINEERING TECHNOLOGY (SHANGHAI) CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 200135 Pudong New Area City Mall Road, No. 1900 Jin Tao Building, room 1001, Shanghai Patentee after: MCWONG ENVIRONMENTAL TECHNOLOGY Co.,Ltd. Address before: 200135 Pudong New Area City Mall Road, No. 1900 Jin Tao Building, room 1001, Shanghai Patentee before: MCWONG ENVIRONMENT ENGINEERING TECHNOLOGY (SHANGHAI) Co.,Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20140312 |
|
| CX01 | Expiry of patent term |