CN105481039A - Air flotation pressure dissolved air type device - Google Patents
Air flotation pressure dissolved air type device Download PDFInfo
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- CN105481039A CN105481039A CN201511034298.9A CN201511034298A CN105481039A CN 105481039 A CN105481039 A CN 105481039A CN 201511034298 A CN201511034298 A CN 201511034298A CN 105481039 A CN105481039 A CN 105481039A
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- Prior art keywords
- pressure air
- dissolving
- air
- tank
- gas
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/24—Treatment of water, waste water, or sewage by flotation
Abstract
The invention provides an air flotation pressure dissolved air type device. The air flotation pressure dissolved air type device comprises a pressure dissolved air system, a micro-nano bubble releaser and an air flotation chamber. The pressure dissolved air system comprises a water pump, an air compressor and a pressure dissolved air tank. The water pump is arranged at a water inlet of the pressure dissolved air tank. The air compressor is arranged at an air inlet of the pressure dissolved air tank. The pressure dissolved air tank is set in a jet flow non-packing mode. The micro-nano bubble releaser is arranged at the bottom of a reaction groove. The air flotation chamber comprises a sewage inlet, a purified water outlet, an overflowing opening, a slag discharge outlet, a drain outlet, the reaction groove, a stirrer and a slag scraper. The sewage inlet, the purified water outlet, the overflowing opening, the slag discharge outlet and the drain outlet are arranged on the outer side wall face of the air flotation chamber. The reaction groove is formed in an inner cavity of the air flotation chamber. The stirrer is arranged at the upper portion of the inner cavity of the air flotation chamber. The slag scraper is arranged at the upper portion of the air flotation chamber. The air flotation pressure dissolved air type device is efficient, easy to manage and high in impurity removal rate and saves energy.
Description
Technical field
The present invention relates to the technical field of water purification of air-dissolving air-float, particularly relate to a kind of pneumatically supported pressure air-dissolving formula equipment.
Background technology
In recent years, along with the shortage of water resources and being on the rise of water pollution problem, the process of waste water and purification techniques receive people and more and more pay close attention to.As a kind of important water technology, flotation waste water treatment is developed rapidly in China.And air-dissolving air-float is pneumatically supported one, it is the characteristic utilizing water different solubility at various pressures, pressurization is carried out and aerating to the water of all or part of pending (or after process), increase the Underwater sound field in water, add coagulating agent again, the air in water is at ambient pressure separated out with small bubbles form again, simultaneously stuck foreign matter wadding grain, and carry it and rise to the water surface, realize solid-liquid separation.Air-dissolving air-float is applicable to process low turbidity, high chroma, high organic content, low oil content, low surfactant content or has algae rich water.And existing dissolved air flotation device there are the following problems in actual use:
1, general larger, heavy of dissolving;
2, the inefficiency of dissolved air release, the generation effect of bubble is low, and easily blocks, complex management.
3, the utilization ratio of existing gas flotation aids is low, and dosage is large.
4, the pressure ratio needed is higher, and power consumption is many.
Summary of the invention
Main purpose of the present invention is to solve problems of the prior art, provides a kind of energy-efficient and be easy to the pressure air-dissolving formula equipment of new-type air-floatation that manages.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of pneumatically supported pressure air-dissolving formula equipment, and described pneumatically supported pressure air-dissolving formula equipment comprises pressure air-dissolving system, micro-nano bubble reliever and gas-floating chamber, wherein,
Described pressure air-dissolving system comprises water pump, air compressor machine and pressure air-dissolving tank, wherein said water pump is connected with the water-in that described pressure air-dissolving tank is arranged by pipeline, described air compressor machine is connected with the inlet mouth that described pressure air-dissolving tank is arranged by pipeline, described pressure air-dissolving tank is set to jet no-arbitrary pricing formula, ensure that air water fully mixes, and this pressure air-dissolving tank also arranges a water outlet, described water outlet is connected with described micro-nano bubble reliever by pipeline, simultaneously, in described pressure air-dissolving tank tank, hydraulic detention time is 5-10 second, and service pressure is 0.25MPa in the tank of this pressure air-dissolving tank, in addition, the molten gas saturation exponent of described pressure air-dissolving tank is more than 80%, and the molten gas efficiency of the unit volume of this pressure air-dissolving tank is 6-10 times of same quasi-tradition dissolving,
Described micro-nano bubble reliever is arranged on the bottom of described reactive tank;
Described gas-floating chamber comprises sewage inlet, treated water outlet, overflow port, slag-drip opening, sewage draining exit, reactive tank, agitator and slag scraper, and described sewage inlet, treated water outlet, overflow port, slag-drip opening and sewage draining exit are all arranged on the outer side surface of described gas-floating chamber; Described reactive tank is arranged on the inner chamber of described gas-floating chamber; Described agitator is arranged on the top of the inner chamber of described gas-floating chamber; Described slag scraper is arranged on the top of described gas-floating chamber.
Further, the height of described pressure air-dissolving tank is 1/5th of the height of conventional filler formula dissolving.
Further, described pressure air-dissolving tank is set to plastic material, can the corrosion of antiacid alkali and seawater, and stability is high, replaces existing material filling type dissolving under part condition of water quality.
Further, described pressure air-dissolving tank is arranged a tensimeter, this tensimeter controls the pressure in described pressure air-dissolving tank tank, and this pressure air-dissolving tank also arranges a liquidometer.
Further, described pressure air-dissolving tank is arranged on the top of the outer side surface of described gas-floating chamber.
Further, the described water pump of described pressure air-dissolving system is set to recycle pump.
Further, described micro-nano bubble reliever is set to self-priming interface and accesses air according to gas-water ratio 1:10, increases the concentration of underwater bubble, improves the processing power of air-floating apparatus, and the impact resistance of whole system have also been obtained improvement simultaneously.
Further, described micro-nano bubble reliever is connected with the pipeline screw thread of the bottom of described reactive tank.
Further, described agitator arranges an electric motor.
Further, described treated water outlet arranges a water pump, by described pumping drainage.
The advantage that the present invention has and positively effect are: pneumatically supported pressure air-dissolving formula equipment provided by the invention, by improving the dissolving in existing air-dissolving apparatus and reliever, reducing the volume of dissolving and improve the generation effect of bubble.The combination of this Novel dissolved gas cylinder and new-type micro-nano bubble reliever, while reducing dissolving operating pressure, the generating capacity of bubble is increased, achieve energy-conservation object, and the reduction of the diameter of the bubble produced, in turn increase the contact area of bubble and former impurities in water, improve dirty removal capacities.In addition, utilize the self-priming principle of micro-nano bubble reliever to control chemical feeding quantity and dosing method, medicament is fully contacted with micro bubble, improves the utilizing status of medicament, decrease the usage quantity of medicament.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present invention;
Fig. 2 is the schematic diagram of the pressure air-dissolving system of Fig. 1;
In figure: 10-pressure air-dissolving system, 101-recycle pump, 102-air compressor machine, 103-pressure air-dissolving tank.104-pressure air-dissolving tank water-in, 105-pressure air-dissolving tank inlet mouth, 106-pressure air-dissolving tank water outlet, 107-tensimeter, 108-liquidometer, the micro-nano bubble reliever of 20-, 30-gas-floating chamber, 301-sewage inlet, 302-treated water outlet, 303-overflow port, 304-slag-drip opening, 305-sewage draining exit, 306-reactive tank, 307-agitator, 308-slag scraper, 309-electric motor, 310-water pump.
Embodiment
For a better understanding of the present invention, below in conjunction with specific embodiments and the drawings, the present invention is conducted further description.
As depicted in figs. 1 and 2, a kind of pneumatically supported pressure air-dissolving formula equipment, comprises pressure air-dissolving system 10, micro-nano bubble reliever 20 and gas-floating chamber 30.
Pressure air-dissolving system 10 comprises water pump, air compressor machine 102 and pressure air-dissolving tank 103, water pump is connected with the water-in 104 that pressure air-dissolving tank 103 is arranged by pipeline, air compressor machine 102 is connected with the inlet mouth 105 that pressure air-dissolving tank 103 is arranged by pipeline, pressure air-dissolving tank 103 is set to jet no-arbitrary pricing formula, ensure that air water fully mixes, and this pressure air-dissolving tank 103 also arranges a water outlet 106, water outlet 106 is connected with micro-nano bubble reliever 20 by pipeline, simultaneously, in pressure air-dissolving tank 103 tank, hydraulic detention time is 5-10 second, and service pressure is 0.25MPa in the tank of this pressure air-dissolving tank 103, in addition, the molten gas saturation exponent of pressure air-dissolving tank 103 is more than 80%, and the molten gas efficiency of the unit volume of this pressure air-dissolving tank 103 is 6-10 times of same quasi-tradition dissolving,
Micro-nano bubble reliever 20 is arranged on the bottom of reactive tank 306;
Gas-floating chamber 30 comprises sewage inlet 301, treated water outlet 302, overflow port 303, slag-drip opening 304, sewage draining exit 305, reactive tank 306, agitator 307 and slag scraper 308, and sewage inlet 301, treated water outlet 302, overflow port 303, slag-drip opening 304 and sewage draining exit 305 are all arranged on the outer side surface of gas-floating chamber 30; Reactive tank 306 is arranged on the inner chamber of gas-floating chamber 30; Agitator 307 is arranged on the top of the inner chamber of gas-floating chamber 30; Slag scraper 308 is arranged on the top of gas-floating chamber 30.
The height of pressure air-dissolving tank 103 is 1/5th of the height of conventional filler formula dissolving.
Pressure air-dissolving tank 103 is set to plastic material, can the corrosion of antiacid alkali and seawater, and stability is high, replaces existing material filling type dissolving under part condition of water quality.
Pressure air-dissolving tank 103 is arranged a tensimeter 107, the pressure in this tensimeter 107 control pressure dissolving 103 tank, and this pressure air-dissolving tank 103 also arranges a liquidometer 108.
Pressure air-dissolving tank 103 is arranged on the top of the outer side surface of gas-floating chamber 30.
The water pump of pressure air-dissolving system 10 is set to recycle pump 101.
Micro-nano bubble reliever 20 is set to self-priming interface and accesses air according to gas-water ratio 1:10, increases the concentration of underwater bubble, improves the processing power of air-floating apparatus, and the impact resistance of whole system have also been obtained improvement simultaneously.
Micro-nano bubble reliever 20 is connected with the pipeline screw thread of the bottom of reactive tank 306.
Agitator 307 is arranged an electric motor 309.
Treated water outlet 302 arranges a water pump 310, by water pump 310 draining.
Use pneumatically supported pressure air-dissolving formula equipment provided by the invention, can make molten gas water purification technology realize energy-efficient, be easy to manage and the high target of the clearance of impurity.During work, sewage is entered by the sewage inlet 301 on gas-floating chamber 30, dosing is carried out in first room of gas-floating chamber, agitator 307 is driven sewage and medicament to be stirred by electric motor 309, recycle pump 101 supplies feedwater to pressure air-dissolving tank 103 inner chamber by pressure air-dissolving tank water-in 104 simultaneously, air compressor machine 102 supplies pressurized air to pressure air-dissolving tank 103 inner chamber by pressure air-dissolving tank inlet mouth 105, air water fully mixes at pressure air-dissolving tank 103 inner chamber, then air-water mixture by pressure air-dissolving tank water outlet 106 by Cemented filling to micro-nano bubble reliever 20, the air-water mixture that micro-nano bubble reliever 20 discharges produces the high and uniform micro-nano bubble of a large amount of dispersity in reactive tank 306, this process also can sewage in assisted reaction groove 306 and medicament fully mix, micro-nano bubble then adsorbs oil in water emulsion and tiny suspended particle in uphill process, float up to the water surface and form scum silica frost, slag chute is collected into by slag scraper 308, discharged by slag-drip opening 304, finally, draining is carried out by water pump 310 at treated water outlet 302, and when water pump 310 breaks down, when in gas-floating chamber 30, liquid level lost efficacy, purify waste water, flow out from overflow port 303, thus complete the purifying treatment of sewage.
Above embodiments of the invention have been described in detail, but described content being only preferred embodiment of the present invention, can not being considered to for limiting practical range of the present invention.All equalizations done according to the scope of the invention change and improve, and all should still belong within this patent covering scope.
Claims (10)
1. a pneumatically supported pressure air-dissolving formula equipment, is characterized in that: described pneumatically supported pressure air-dissolving formula equipment comprises pressure air-dissolving system, micro-nano bubble reliever and gas-floating chamber, wherein,
Described pressure air-dissolving system comprises water pump, air compressor machine and pressure air-dissolving tank, and wherein said water pump is arranged on the water-in of described pressure air-dissolving tank; Described air compressor machine is arranged on the inlet mouth of described pressure air-dissolving tank; Described pressure air-dissolving tank is set to jet no-arbitrary pricing formula, and this pressure air-dissolving tank also arranges a water outlet, described water outlet is connected with described micro-nano bubble reliever, simultaneously, in described pressure air-dissolving tank tank, hydraulic detention time is 5-10 second, and service pressure is 0.25MPa in the tank of this pressure air-dissolving tank, in addition, the molten gas saturation exponent of described pressure air-dissolving tank is more than 80%;
Described micro-nano bubble reliever is arranged on the bottom of described reactive tank;
Described gas-floating chamber comprises sewage inlet, treated water outlet, overflow port, slag-drip opening, sewage draining exit, reactive tank, agitator and slag scraper, and described sewage inlet, treated water outlet, overflow port, slag-drip opening and sewage draining exit are all arranged on the outer side surface of described gas-floating chamber; Described reactive tank is arranged on the inner chamber of described gas-floating chamber; Described agitator is arranged on the top of the inner chamber of described gas-floating chamber; Described slag scraper is arranged on the top of described gas-floating chamber.
2. pneumatically supported pressure air-dissolving formula equipment according to claim 1, is characterized in that: the height of described pressure air-dissolving tank is 1/5th of the height of conventional filler formula dissolving.
3. pneumatically supported pressure air-dissolving formula equipment according to claim 1, is characterized in that: described pressure air-dissolving tank is set to plastic material.
4. pneumatically supported pressure air-dissolving formula equipment according to claim 1, is characterized in that: also comprise, described pressure air-dissolving tank is arranged a tensimeter, and this pressure air-dissolving tank also arranges a liquidometer.
5. pneumatically supported pressure air-dissolving formula equipment according to claim 1, is characterized in that: described pressure air-dissolving tank is arranged on the top of the outer side surface of described gas-floating chamber.
6. pneumatically supported pressure air-dissolving formula equipment according to claim 1, is characterized in that: the described water pump of described pressure air-dissolving system is set to recycle pump.
7. pneumatically supported pressure air-dissolving formula equipment according to claim 1, is characterized in that: described micro-nano bubble reliever is set to self-priming interface and accesses air according to gas-water ratio 1:10.
8. pneumatically supported pressure air-dissolving formula equipment according to claim 1, is characterized in that: also comprise, and described micro-nano bubble reliever is connected with the pipeline screw thread of the bottom of described reactive tank.
9. pneumatically supported pressure air-dissolving formula equipment according to claim 1, is characterized in that: also comprise, described agitator is arranged an electric motor.
10. pneumatically supported pressure air-dissolving formula equipment according to claim 1, it is characterized in that: also comprise, described treated water outlet arranges a water pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511034298.9A CN105481039A (en) | 2015-12-31 | 2015-12-31 | Air flotation pressure dissolved air type device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511034298.9A CN105481039A (en) | 2015-12-31 | 2015-12-31 | Air flotation pressure dissolved air type device |
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| Publication Number | Publication Date |
|---|---|
| CN105481039A true CN105481039A (en) | 2016-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511034298.9A Pending CN105481039A (en) | 2015-12-31 | 2015-12-31 | Air flotation pressure dissolved air type device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107298480A (en) * | 2017-07-17 | 2017-10-27 | 中国环境科学研究院 | Pure oxygen aeration system and method |
| CN114804274A (en) * | 2022-04-18 | 2022-07-29 | 中瑞(苏州)资源环境科技有限公司 | Equipment for treating blue algae water by micro-nano air flotation and working method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201694863U (en) * | 2009-12-29 | 2011-01-05 | 上海亚同环保实业股份有限公司 | Integrated pressurized dissolved-air flotation device |
| CN102765773A (en) * | 2012-08-10 | 2012-11-07 | 北京中农天陆微纳米气泡水科技有限公司 | Air floatation device |
| US20140158631A1 (en) * | 2012-12-07 | 2014-06-12 | Advanced Water Recovery, Llc | Separation of neutrally buoyant materials from water |
| CN205442699U (en) * | 2015-12-31 | 2016-08-10 | 天津汉晴环保科技有限公司 | Pressure dissolves gas airfloat equipment |
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2015
- 2015-12-31 CN CN201511034298.9A patent/CN105481039A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201694863U (en) * | 2009-12-29 | 2011-01-05 | 上海亚同环保实业股份有限公司 | Integrated pressurized dissolved-air flotation device |
| CN102765773A (en) * | 2012-08-10 | 2012-11-07 | 北京中农天陆微纳米气泡水科技有限公司 | Air floatation device |
| US20140158631A1 (en) * | 2012-12-07 | 2014-06-12 | Advanced Water Recovery, Llc | Separation of neutrally buoyant materials from water |
| CN205442699U (en) * | 2015-12-31 | 2016-08-10 | 天津汉晴环保科技有限公司 | Pressure dissolves gas airfloat equipment |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107298480A (en) * | 2017-07-17 | 2017-10-27 | 中国环境科学研究院 | Pure oxygen aeration system and method |
| CN114804274A (en) * | 2022-04-18 | 2022-07-29 | 中瑞(苏州)资源环境科技有限公司 | Equipment for treating blue algae water by micro-nano air flotation and working method |
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Application publication date: 20160413 |
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