CN103787487A - Ozone floatation and sand filtration integrated device - Google Patents
Ozone floatation and sand filtration integrated device Download PDFInfo
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- CN103787487A CN103787487A CN201410035187.9A CN201410035187A CN103787487A CN 103787487 A CN103787487 A CN 103787487A CN 201410035187 A CN201410035187 A CN 201410035187A CN 103787487 A CN103787487 A CN 103787487A
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Abstract
The invention discloses an ozone floatation and sand filtration integrated device comprising a cylinder connected to a water outlet of an original water tank, wherein the lower side of the cylinder is of a cylindrical structure and the upper side is of a conical structure communicated with the cylindrical structure; an air floatation separating zone is formed above the cylindrical structure, and a sand filtration zone is formed below the cylindrical structure; a water inlet of the original water tank is arranged on the top of the air floatation separating zone, and a porous aerator is arranged at the bottom of the air floatation separating zone; a water distributing plate with a long-handle filter head is arranged at the bottom of the sand filtration zone; a scum zone is formed in the conical structure; the bottom of the conical structure is connected to the cylindrical structure, and the top is connected to a slag discharging pipe. The integrated device disclosed by the invention, through vertically arranging the ozone air floatation device and the sand filtration pool, minimizes the floor space and energy consumption, and also guarantees normal operation of the sand filtration pool.
Description
Technical field
The invention belongs to advanced treatment of wastewater technical field, particularly a kind of ozone air-float-sand filtration integrated apparatus.
Background technology
Ozone air-float technique is a kind of Municipal Sewage Advanced Treatment Process, its tool organism, chromaticity removing effect are good, the residence time is short, the features such as floor space is little, still, the suspended substance of simple ozone air-float Process for Effluent is difficult to reach reuse requirement, therefore, ozone air-float water outlet just can reach reuse requirement after need to removing suspended substance through sand filtration technique, and that the combination of ozone air-float+sand filtration technique has also just weakened the ozone air-float residence time itself is short, the feature that floor space is little.Meanwhile, ozone air-float device can be by the valve closes on rising pipe in tapping process, and the phenomenon that so just makes sand filter cut off the water supply within for some time, affects the normal operation of sand filter to a certain extent.Therefore, be necessary to develop a kind of ozone air-float-sand filtration integrated apparatus for the problems referred to above, this device is significant to the problem that solves traditional ozone air-float-sand filtration technique and exist, simultaneously, guaranteeing, under the prerequisite for the treatment of effect, to have realized minimizing of floor space and energy consumption.
Summary of the invention
In order to overcome the shortcoming of above-mentioned prior art, the object of the present invention is to provide a kind of ozone air-float-sand filtration integrated apparatus, can solve the problems such as traditional technology floor space is relatively large, realize the integrated and floor space of ozone air-float-sand filtration technique and minimizing of energy consumption, guarantee the normal operation of sand filter simultaneously.
To achieve these goals, the technical solution used in the present invention is:
A kind of ozone air-float-sand filtration integrated apparatus, comprise the cylinder 5 that connects raw water box 1 water outlet, the bottom of described cylinder 5 is cylindricality, and top is the taper connecting with cylindricality, cylindrical upper portion is flotation separation zone 6, cylindricality bottom is sand filtration district 10, and former water water inlet is positioned at the top of flotation separation zone 6, and the bottom of flotation separation zone 6 arranges micro porous aeration head 9,10 bottoms, sand filtration district arrange the water distribution board 11 with strainer head, in described taper, be scum silica frost district 7, the cone end and described cylindricality are joined, and the vertex of a cone connects scum pipe 8.
On the outlet conduit 15 of described raw water box 1, be disposed with that solidifying agent adds a little 2, raw water pump 3 and line mixer 4, the tail end of outlet conduit 15 arranges water distributor 14, water distributor 14 is positioned at the top of flotation separation zone 6.
The bottom in described sand filtration district 10 is provided with rising pipe 12, on described rising pipe 12, be disposed with magnetic valve 1 and the magnetic valve 2 16 with the time relay, the part of rising pipe 12 between magnetic valve 1 and magnetic valve 2 16 connects return line 13, on return line 13, be disposed with air dissolved pump 26 and dissolving 27, ozonizer 23 is connected air dissolved pump 26 and on connecting pipeline, is provided with valve 24 by pressure-reducing cushioning device 25.
The bottom in described sand filtration district 10 connects back flushing water tank 18 by back flushing water pipe 21, and is provided with magnetic valve 3 28 on back flushing water pipe 21.
The bottom in described sand filtration district 10 connects air compressor 20 by back flushing tracheae 22, and is provided with magnetic valve 4 19 on back flushing tracheae 22.
Compared with prior art, the invention has the beneficial effects as follows:
1, apparatus structure compactness, floor space is little.
2, energy consumption is low.
3, plant automation degree is high, easy and simple to handle.
4, high to organism, colourity and turbidity removal efficiency.
Therefore, compared with tradition " ozone air-float+filtration " technique in the past, the invention solves the problems such as traditional technology floor space and energy consumption are larger, be easy to automated operation simultaneously, treatment effect is stable, significant in advanced treatment of wastewater field.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Embodiment
Describe embodiments of the present invention in detail below in conjunction with drawings and Examples.
As shown in Figure 1, a kind of ozone air-float-sand filtration integrated apparatus, the water outlet of raw water box 1 connects raw water pump 3 and line mixer 4 successively after coagulant dosage point 2, enters cylinder 5 subsequently by water distributor 14.The bottom of cylinder 5 is cylindricality, top is the taper connecting with cylindricality, cylindrical upper portion is flotation separation zone 6, cylindricality bottom is sand filtration district 10, and former water water inlet is positioned at the top of flotation separation zone 6, and the bottom of flotation separation zone 6 arranges micro porous aeration head 9,10 bottoms, sand filtration district arrange the water distribution board 11 with strainer head, in described taper, be scum silica frost district 7, the cone end and described cylindricality are joined, and the vertex of a cone connects scum pipe 8.Former water and coagulating agent are delivered to the top of flotation separation zone 6 by water distributor 14 through line mixer 4, enter the ozone gas of cylinder 5 and contact through the water of flotation separation zone 6 through micro porous aeration head 9, complete the process of ozone oxidation, enter subsequently sand filtration district 10, after filtering, enter rising pipe 12 by the water distribution board 11 with strainer head.
On rising pipe 12, be connected with magnetic valve 1 and the magnetic valve 2 16 with the time relay in turn, a part of water outlet after magnetic valve 1 is again via the outer row of magnetic valve 2 16, and another part is back to flotation separation zone 6 through return line 13 to be mixed with the former water that adds coagulating agent.On return line 13, be disposed with air dissolved pump 26 and dissolving 27, ozonizer 23 is connected air dissolved pump 26 and on connecting pipeline, is provided with valve 24 by pressure-reducing cushioning device 25.The ozone that ozonizer 23 produces mixes in air dissolved pump 26 with recirculation water, enters flotation separation zone 6 and mix with former water after dissolving 27 pressure air-dissolvings.Bottom in sand filtration district 10 connects back flushing water tank 18 by back flushing water pipe 21, connects air compressor 20 by back flushing tracheae 22, and is provided with magnetic valve 3 28 on back flushing water pipe 21, is provided with magnetic valve 4 19 on back flushing tracheae 22.
Dissolving 27 operating pressure are 0.3MPa, and the practical situation that can produce according to scum silica frost with the time of the magnetic valve 2 16 of the time relay regulate.
Utilize said apparatus to carry out the flow process of advanced treatment of wastewater as follows:
1. when normal processing, magnetic valve 2 16, magnetic valve 1 are opened, magnetic valve 3 28 and magnetic valve 4 19 are closed, former water in raw water box 1 is after coagulant dosage point 2, by the lifting of raw water pump 3, in line mixer 4, stop the time about 30 seconds and fully mixed, complete coagulation or the breakdown of emulsion process of pollutent, mix with dissolved air water subsequently, enter cylinder 5 by water distributor 14;
2. former water carries out solid-liquid separation in the flotation separation zone 6 of cylinder 5, and scum silica frost enters scum silica frost district 7 with micro porous aeration head 9 microbubble out, and ozone gas cognition reacts in flotation separation zone 6 with organism simultaneously, realizes organic modification and removal.
3. behind flotation separation zone 6, enter sand filtration district 10 through the water of air supporting processing and carry out filtration treatment, realize the removal of turbidity.
4. after the filtration treatment in sand filtration district 10, water outlet is discharged by rising pipe 12, simultaneously, a part is processed water through return line 13, the ozone producing with ozonizer 23 in air dissolved pump 26 mixes, carry out high pressure dissolving by dissolving 27 again, finally enter cylinder 5 by micro porous aeration head 9, then pass through primary treatment process.
5. adopt totally-enclosed automatic sludge discharge technology, the magnetic valve 2 16 with the time relay on rising pipe is by time relay control, time switch, after current rise to top scum silica frost and overflowed, magnetic valve 2 16 is opened, and after processing, water is discharged from, cylinder 5 water level inside constantly decline, automatically closing through the time rear electromagnetic valve 2 16 of setting, liquid level starts again to rise, and carries out again deslagging.
6. through after a period of time, sand filtration district need to carry out air-water backwashing, at this moment, magnetic valve 2 16 and magnetic valve 1 are closed, and magnetic valve 3 28 and magnetic valve 4 19 are opened, and start to carry out air-water backwashing, after back flushing finishes, magnetic valve 2 16 and magnetic valve 1 are opened, and magnetic valve 3 28 and magnetic valve 4 19 are closed, and device recovers normal operation again.
To sum up, the present invention, by by the vertical layout of ozone air-float device and sand filter, has realized minimizing of floor space and energy consumption.
Claims (5)
1. ozone air-float-sand filtration integrated apparatus, it is characterized in that, comprise the cylinder (5) that connects raw water box (1) water outlet, the bottom of described cylinder (5) is cylindricality, top is the taper connecting with cylindricality, cylindrical upper portion is flotation separation zone (6), cylindricality bottom is sand filtration district (10), former water water inlet is positioned at the top of flotation separation zone (6), the bottom of flotation separation zone (6) arranges micro porous aeration head (9), bottom, sand filtration district (10) arranges the water distribution board (11) with strainer head, in described taper, be scum silica frost district (7), the cone end and described cylindricality are joined, the vertex of a cone connects scum pipe (8).
2. ozone air-float-sand filtration integrated apparatus according to claim 1, it is characterized in that, on the outlet conduit (15) of described raw water box (1), be disposed with solidifying agent and add point (2), raw water pump (3) and line mixer (4), the tail end of outlet conduit (15) arranges water distributor (14), and water distributor (14) is positioned at the top of flotation separation zone (6).
3. ozone air-float-sand filtration integrated apparatus according to claim 1, it is characterized in that, the bottom in described sand filtration district (10) is provided with rising pipe (12), on described rising pipe (12), be disposed with magnetic valve one (17) and the magnetic valve two (16) with the time relay, the part that rising pipe (12) is positioned between magnetic valve one (17) and magnetic valve two (16) connects return line (13), on return line (13), be disposed with air dissolved pump (26) and dissolving (27), ozonizer (23) is connected air dissolved pump (26) and on connecting pipeline, is provided with valve (24) by pressure-reducing cushioning device (25).
4. ozone air-float-sand filtration integrated apparatus according to claim 1, it is characterized in that, the bottom in described sand filtration district (10) connects back flushing water tank (18) by back flushing water pipe (21), and on back flushing water pipe (21), is provided with magnetic valve three (28).
5. ozone air-float-sand filtration integrated apparatus according to claim 1, it is characterized in that, the bottom in described sand filtration district (10) connects air compressor (20) by back flushing tracheae (22), and on back flushing tracheae (22), is provided with magnetic valve four (19).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410035187.9A CN103787487A (en) | 2014-01-24 | 2014-01-24 | Ozone floatation and sand filtration integrated device |
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| CN201410035187.9A CN103787487A (en) | 2014-01-24 | 2014-01-24 | Ozone floatation and sand filtration integrated device |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104326522A (en) * | 2014-11-05 | 2015-02-04 | 西安建筑科技大学 | Multistage efficient ozone air floatation integrated device |
| CN104591446A (en) * | 2015-01-07 | 2015-05-06 | 成都邦研科技有限公司 | Softening-electrolysis integrated acidic electrolyzed oxidizing water reactor |
| CN104628194A (en) * | 2015-01-07 | 2015-05-20 | 成都邦研科技有限公司 | Double-filtration acidic oxidation potential water reactor |
| CN105016539A (en) * | 2015-07-13 | 2015-11-04 | 苏州经贸职业技术学院 | Rotary water treatment device |
| CN106745912A (en) * | 2017-04-11 | 2017-05-31 | 无锡沪东麦斯特环境科技股份有限公司 | A kind of air supporting sand considers all-in-one |
| CN110590023A (en) * | 2019-10-24 | 2019-12-20 | 山东百盈工业设备有限公司 | Domestic sewage purifier |
| CN111252952A (en) * | 2020-03-10 | 2020-06-09 | 南昌航空大学 | Aeration coagulation device for treating micro-polluted water |
| CN112010459A (en) * | 2020-08-10 | 2020-12-01 | 陕西优斯达环境科技有限公司 | Treatment device and treatment method for oilfield produced water |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104326522A (en) * | 2014-11-05 | 2015-02-04 | 西安建筑科技大学 | Multistage efficient ozone air floatation integrated device |
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| CN105016539A (en) * | 2015-07-13 | 2015-11-04 | 苏州经贸职业技术学院 | Rotary water treatment device |
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| CN110590023A (en) * | 2019-10-24 | 2019-12-20 | 山东百盈工业设备有限公司 | Domestic sewage purifier |
| CN111252952A (en) * | 2020-03-10 | 2020-06-09 | 南昌航空大学 | Aeration coagulation device for treating micro-polluted water |
| CN112010459A (en) * | 2020-08-10 | 2020-12-01 | 陕西优斯达环境科技有限公司 | Treatment device and treatment method for oilfield produced water |
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Application publication date: 20140514 |