CN104529077B - The water treatment device that sand filtration and ozone and activated carbon combine - Google Patents
The water treatment device that sand filtration and ozone and activated carbon combine Download PDFInfo
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- CN104529077B CN104529077B CN201410838634.4A CN201410838634A CN104529077B CN 104529077 B CN104529077 B CN 104529077B CN 201410838634 A CN201410838634 A CN 201410838634A CN 104529077 B CN104529077 B CN 104529077B
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Abstract
The invention discloses the water treatment device that a kind of sand filtration and ozone and activated carbon combine, at least comprise the first filtration unit, the second filtration unit and back flushing pump house, the first filtration unit is connected with back flushing pump house respectively with the second filtration unit; First filtration unit comprises the first sand filter, first lift pump room, first ozone contact tank and the first activated carbon filter, first sand filter is connected with the first lift pump room by braiding channel, first sand filter is connected with back flushing pump house by back flushing piping lane, and the first ozone contact tank be communicated with the first activated carbon filter is connected with back flushing pump house with the first lift pump room respectively by surface pipeline.Because two sets filtering device shares a back flushing pump house in the present invention, and sand filter and Ozone activated carbon filter are combinationally used, there is the beneficial effect that treatment effect is good, compact construction, service life of equipment are longer.
Description
Technical field
The present invention relates to Water purification technical field, particularly relate to the water treatment device that a kind of sand filtration and ozone and activated carbon combine.
Background technology
Due to going from bad to worse of drinking water source, also more and more higher to the requirement of advanced water treatment technology.In various water quality depth treatment process comparatively conventional at present, ozone and activated carbon coupling technique is one for the treatment of process of comparatively maturation at present.
But because head loss during employing ozone and activated carbon coupling art breading water is comparatively large, and a set of ozone and activated carbon coupling equipment must be equipped with a set of backwashing equipment, and the floor space of backwashing equipment is larger, energy consumption is comparatively large, and utilization ratio is low, drastically increases the cost of water treatment.
Therefore, those skilled in the art need good, the compact construction of a kind for the treatment of effect of research, work-ing life longer water treatment device badly.
Summary of the invention
Because the above-mentioned defect of prior art, the invention provides a kind for the treatment of effect is good, compact construction, utilization ratio are high, work-ing life is longer sand filtration and the water treatment device that ozone and activated carbon combines.
For achieving the above object, the invention provides the water treatment device that a kind of sand filtration and ozone and activated carbon combine, at least comprise the first filtration unit, the second filtration unit and back flushing pump house, described first filtration unit is connected with described back flushing pump house respectively with described second filtration unit; Described first filtration unit comprises the first sand filter, first lift pump room, first ozone contact tank and the first activated carbon filter, described first sand filter is connected with described first lift pump room by braiding channel, described first sand filter is connected with described back flushing pump house by back flushing piping lane, is connected respectively by surface pipeline with described first ozone contact tank that described first activated carbon filter is communicated with described first lift pump room with described back flushing pump house; Described second filtration unit comprises the second sand filter, second lift pump room, second ozone contact tank and the second activated carbon filter, described second sand filter is connected with described second lift pump room by described braiding channel, described second sand filter is connected with described back flushing pump house by described back flushing piping lane, is connected respectively by surface pipeline with described second ozone contact tank that described second activated carbon filter is communicated with described second lift pump room with described back flushing pump house.
Further, be provided with the first pipeline thin-walled overflow weir in described first lift pump room, be provided with the first lift pump in described first pipeline thin-walled overflow weir, primary filter water is promoted to described first ozone contact tank by described first lift pump; Also be provided with the first sand filter in described first lift pump room and surmount rising pipe, described first sand filter surmounts rising pipe and is connected with the first outfall sewer, and described first sand filter surmounts and is provided with first between rising pipe and described first outfall sewer and surmounts control valve; Described first activated carbon filter is connected with described first outfall sewer, is provided with the first PCV Purge Control Valve between described first activated carbon filter and described first outfall sewer; Be provided with second pipe thin-walled overflow weir in described second lift pump room, be provided with the second lift pump in described second pipe thin-walled overflow weir, primary filter water is promoted to described second ozone contact tank by described second lift pump; Also be provided with the second sand filter in described second lift pump room and surmount rising pipe, described second sand filter surmounts rising pipe and is connected with the second outfall sewer, and described second sand filter surmounts and is provided with second between rising pipe and described second outfall sewer and surmounts control valve; Described second activated carbon filter is connected with described second outfall sewer, is provided with the second PCV Purge Control Valve between described second activated carbon filter and described second outfall sewer.
Further, the first steel concrete overflow weir and the second steel concrete overflow weir is respectively arranged with in described first ozone contact tank and described second ozone contact tank.
Further, described first activated carbon filter and described second activated carbon filter all adopt washed-out sand drainage tray water distribution form.
Further, described first activated carbon filter and described second activated carbon filter all comprise the active carbon layer being arranged at upper strata and the quartz sand layer be arranged at below described active carbon layer.
Further, the thickness of described quartz sand layer is 0.3m.
Further, described first sand filter and described second sand filter are V-type sand filter.
Beneficial effect of the present invention:
The water treatment device that sand filtration of the present invention and ozone and activated carbon combine, owing to first being filtered by the impurity that sand filter is larger to surface-area in water, then under the combined action of ozone contact tank and activated carbon filter, the biological oxidation process of ozone oxidation, gac physical adsorption and microorganism is combined together, achieve the multiple-effect removing water pollutant, thus reach the object of profound purification.In addition, by the conbined usage of ozone and activated carbon process, also extend the operation life of gac, reduce the running cost of water treatment.
Because the upper strata at activated carbon filter is provided with active carbon layer, the below of active carbon layer is provided with quartz sand layer, by the filtration again of lower floor's quartz sand layer, significantly reduces delivery turbidity.
The sand filter of the first filtration unit and the second filtration unit and activated carbon filter share back flushing pump house, improve the utilization ratio of back flushing pump house, have saved cost, decrease the floor space of filtration unit.
Owing to adopting pipeline thin-walled overflow weir to substitute existing flap valve and steel concrete overflow weir, simplify the structure, decrease equipment investment, for the clean and maintenance in later stage is provided convenience.
In addition, rising pipe is surmounted owing to being respectively arranged with sand filter in lift pump room, in the good situation of raw water quality, former water can without ozone contact tank and activated carbon filter, open and surmount control valve, close PCV Purge Control Valve, primary filter water directly enters clean water basin by outfall sewer and does not produce outfall losses, energy efficient; Bad at raw water quality, need deep purifying disposition under, close surmount control valve, open PCV Purge Control Valve, primary filter water is by flowing into water purifying tank after ozone contact tank and activated carbon filter process.Adopt this water treatment device, can according to the water quality at different water source, or according to the different requirements of water quality entering water purifying tank, switch flexibly, saved equipment running cost.
In addition, the setting of lift pump room, can reduce sand filter and the relative height between ozone contact tank and activated carbon filter, and improve water factory's building visual effect, the reduction of difference of altitude is also conducive to staff and patrols and examines and pass through up and down.
Be described further below with reference to the technique effect of accompanying drawing to design of the present invention, concrete structure and generation, to understand object of the present invention, characteristic sum effect fully.
Accompanying drawing explanation
Fig. 1 is the structural representation of the water treatment device of one embodiment of the invention.
Fig. 2 is the broken section structural representation of the first filtration unit in Fig. 1.
Fig. 3 is the partial enlargement structural representation of the first lift pump room in Fig. 2.
Embodiment
As shown in Figure 1 to Figure 3, the invention provides the water treatment device that a kind of sand filtration and ozone and activated carbon combine.Wherein, in each figure, arrow is water (flow) direction.
In the present embodiment, by the water called after primary filter water filtered through sand filter.
In embodiment one, as shown in Figure 1 to Figure 3, comprise the first filtration unit, the second filtration unit and back flushing pump house 3, first filtration unit be connected with back flushing pump house 3 respectively with the second filtration unit.
As shown in Figure 1, the first filtration unit comprises the first sand filter 11, first ozone contact tank 12 and the first activated carbon filter 13.Wherein, the first sand filter 11 is connected with the first lift pump room 15 by braiding channel 4, and the first sand filter 11 is connected with back flushing pump house 3 by back flushing piping lane (not shown).The first ozone contact tank 12 be communicated with the first activated carbon filter 13 is connected with back flushing pump house 3 with the first lift pump room 15 respectively by surface pipeline.
Second filtration unit 2 comprises the second sand filter 21, second ozone contact tank 22 and the second activated carbon filter 23.Wherein, the second sand filter 21 is connected with the second lift pump room 25 by braiding channel 4, and the second sand filter 21 is connected with back flushing pump house 3 by back flushing piping lane (not shown).The second ozone contact tank 22 be communicated with the second activated carbon filter 23 is connected with back flushing pump house 3 with the second lift pump room 25 by surface pipeline.
In the present embodiment, the first sand filter and the second sand filter all adopt V-type sand filter.
In above-mentioned water treatment device, owing to first carrying out physical filtering by the impurity that sand filter is larger to particle diameter in water, then adopt the associating of ozone contact tank and activated carbon filter biochemistry filtered, ozone in ozone contact tank is degraded to small organic molecule the larger molecular organics in water, improve the biodegradability of Organic substance in water, thus be conducive to strengthening subsequent activated carbon process for the organic absorption degradation of small molecular.The specific surface area of gac is large, and is hole structure, has good absorption property.Meanwhile, because ozone oxygen supply is abundant, in gac pond, raised growth breeding aerobic bacteria, is beneficial to the microbial film forming absorption degradation small organic molecule at activated carbon surface, so biological activated carbon has the dual function of physical adsorption and oxidation degradation.After organism in gac hole is decomposed, through back flushing, can wash out being adsorbed in the intrapore microbial film of gac, and then recover the adsorptive power to organism and dissolved oxygen.
The combined action of ozone contact tank and activated carbon filter, combines together ozone oxidation, gac physical adsorption and microorganism biological oxidation, achieves the multiple-effect removing organic pollutant, thus reach the object of profound purification.In addition, ozone and activated carbon combined use, can also extend the operation life of gac, reduces the running cost of water treatment.
Because the first filtration unit and the second filtration unit share back flushing pump house, improve the utilization ratio of back flushing pump house, saved cost, decrease the floor space of filtration unit.
As shown in Figure 3, be provided with in the first lift pump room 15 in first pipeline thin-walled overflow weir 151, first pipeline thin-walled overflow weir 151 and be provided with the first lift pump 152, primary filter water is promoted to the first ozone contact tank 12 by the first lift pump 152.
Owing to adopting pipeline thin-walled overflow weir 151 to substitute existing flap valve and steel concrete overflow weir in the first lift pump room, simplify the structure, decrease equipment investment, for the clean and maintenance in later stage is provided convenience.
Also be provided with the first sand filter in first lift pump room 15 and surmount rising pipe 301, first sand filter surmounts rising pipe 301 and is connected with the first outfall sewer 104, and the first sand filter surmounts and is provided with first between rising pipe 301 and the first outfall sewer 104 and surmounts control valve 102.
First activated carbon filter 13 is connected with the first outfall sewer 104, is provided with the first PCV Purge Control Valve 103 between the first activated carbon filter 13 and the first outfall sewer 4.
Similarly, be provided with second pipe thin-walled overflow weir (not shown) in the second lift pump room 25, be provided with the second lift pump in second pipe thin-walled overflow weir, primary filter water is promoted to the second ozone contact tank 22 by the second lift pump.
Also be provided with the second sand filter in second lift pump room 25 and surmount rising pipe, the second sand filter surmounts rising pipe and is connected with the second outfall sewer, and the second sand filter surmounts and is provided with second between rising pipe and the second outfall sewer and surmounts control valve.
Second activated carbon filter 23 is connected with the second outfall sewer, is provided with the second PCV Purge Control Valve between the second activated carbon filter 23 and the second outfall sewer.
Rising pipe is surmounted owing to being provided with sand filter in lift pump room, in the good situation of raw water quality, former water can without ozone contact tank and activated carbon filter, open and surmount control valve, close PCV Purge Control Valve, primary filter water directly enters clean water basin by outfall sewer and does not produce outfall losses, energy efficient.Bad at raw water quality, when needing deep purifying process, close and surmount control valve, open PCV Purge Control Valve, primary filter water is by flowing into water purifying tank after ozone contact tank and activated carbon filter process.Adopt this water treatment device, can according to the water quality at different water source, or according to the different requirements of water quality entering water purifying tank, switch flexibly, saved equipment running cost.
In addition, the setting of lift pump room can reduce sand filter and the relative height between ozone contact tank and activated carbon filter, and improve water factory's building visual effect, the reduction of difference of altitude is also conducive to staff and patrols and examines and pass through up and down.
The first steel concrete overflow weir 18 and the second steel concrete overflow weir is respectively arranged with in first ozone contact tank 12 and the second ozone contact tank 22, the setting of steel concrete overflow weir adds the flow process of primary filter water in ozone contact tank, expand the contact area with ozone, improve filtration efficiency.
In order to prevent the carbon granule in the first activated carbon filter 13 and the second activated carbon filter 23 to run off because water distribution fluidised form is impacted, in the first activated carbon filter 13 and the second activated carbon filter 23, being respectively arranged with washed-out sand drainage tray carrying out water distribution (not shown).
In order to reduce delivery turbidity further, retain the microbial film that carbon granule may come off to a certain extent simultaneously, reduce microorganism disclosure risk of dispatching from the factory, as shown in Figure 2, first activated carbon filter is set to bilayer structure, and this bilayer structure is the active carbon layer 16 being arranged at upper strata and the quartz sand layer 17 be arranged at below active carbon layer 16.
Similarly, the second activated carbon filter is also set to bilayer structure, and this bilayer structure is the active carbon layer being arranged at upper strata and the quartz sand layer be arranged at below active carbon layer.
In the present embodiment, the thickness of quartz sand layer is preferably 0.3m.
In other embodiments, quartz sand layer also can select the thickness of 0.2-1m.
In other embodiments, braiding channel can match with the first filtration unit and the second filtration unit respectively and arrange, and is set to two roads independent of each other by braiding channel.
More than describe preferred embodiment of the present invention in detail.Should be appreciated that those of ordinary skill in the art just design according to the present invention can make many modifications and variations without the need to creative work.Therefore, all technician in the art, all should by the determined protection domain of claims under this invention's idea on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment.
Claims (6)
1. the water treatment device that combines of sand filtration and ozone and activated carbon, it is characterized in that, at least comprise the first filtration unit, the second filtration unit and back flushing pump house, described first filtration unit is connected with described back flushing pump house respectively with described second filtration unit; Described first filtration unit comprises the first sand filter, first lift pump room, first ozone contact tank and the first activated carbon filter, described first sand filter is connected with described first lift pump room by braiding channel, described first sand filter is connected with described back flushing pump house by back flushing piping lane, is connected respectively by surface pipeline with described first ozone contact tank that described first activated carbon filter is communicated with described first lift pump room with described back flushing pump house; Described second filtration unit comprises the second sand filter, second lift pump room, second ozone contact tank and the second activated carbon filter, described second sand filter is connected with described second lift pump room by described braiding channel, described second sand filter is connected with described back flushing pump house by described back flushing piping lane, is connected respectively by surface pipeline with described second ozone contact tank that described second activated carbon filter is communicated with described second lift pump room with described back flushing pump house; Be provided with the first pipeline thin-walled overflow weir in described first lift pump room, be provided with the first lift pump in described first pipeline thin-walled overflow weir, primary filter water is promoted to described first ozone contact tank by described first lift pump; Also be provided with the first sand filter in described first lift pump room and surmount rising pipe, described first sand filter surmounts rising pipe and is connected with the first outfall sewer, and described first sand filter surmounts and is provided with first between rising pipe and described first outfall sewer and surmounts control valve; Described first activated carbon filter is connected with described first outfall sewer, is provided with the first PCV Purge Control Valve between described first activated carbon filter and described first outfall sewer; Be provided with second pipe thin-walled overflow weir in described second lift pump room, be provided with the second lift pump in described second pipe thin-walled overflow weir, primary filter water is promoted to described second ozone contact tank by described second lift pump; Also be provided with the second sand filter in described second lift pump room and surmount rising pipe, described second sand filter surmounts rising pipe and is connected with the second outfall sewer, and described second sand filter surmounts and is provided with second between rising pipe and described second outfall sewer and surmounts control valve; Described second activated carbon filter is connected with described second outfall sewer, is provided with the second PCV Purge Control Valve between described second activated carbon filter and described second outfall sewer.
2. the water treatment device that combines of sand filtration as claimed in claim 1 and ozone and activated carbon, is characterized in that, be respectively arranged with the first steel concrete overflow weir and the second steel concrete overflow weir in described first ozone contact tank and described second ozone contact tank.
3. the water treatment device that combines of sand filtration as claimed in claim 2 and ozone and activated carbon, it is characterized in that, described first activated carbon filter and described second activated carbon filter all adopt washed-out sand drainage tray water distribution form.
4. the water treatment device that combines of sand filtration as claimed in claim 3 and ozone and activated carbon, it is characterized in that, described first activated carbon filter and described second activated carbon filter all comprise the active carbon layer being arranged at upper strata and the quartz sand layer be arranged at below described active carbon layer.
5. the water treatment device that combines of sand filtration as claimed in claim 4 and ozone and activated carbon, it is characterized in that, the thickness of described quartz sand layer is 0.3m.
6. the water treatment device that combines of sand filtration as claimed in claim 1 and ozone and activated carbon, it is characterized in that, described first sand filter and described second sand filter are V-type sand filter.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410838634.4A CN104529077B (en) | 2014-12-26 | 2014-12-26 | The water treatment device that sand filtration and ozone and activated carbon combine |
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| CN201410838634.4A CN104529077B (en) | 2014-12-26 | 2014-12-26 | The water treatment device that sand filtration and ozone and activated carbon combine |
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| CN104529077A CN104529077A (en) | 2015-04-22 |
| CN104529077B true CN104529077B (en) | 2016-02-24 |
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| CN108101270A (en) * | 2018-02-09 | 2018-06-01 | 青岛水务碧水源科技发展有限公司 | A kind of intermediate water reuse system and processing method for recirculated cooling water |
| CN108640425A (en) * | 2018-05-22 | 2018-10-12 | 中国市政工程中南设计研究总院有限公司 | Combined-flow filter tank and combinations thereof |
| CN111115968A (en) * | 2020-01-10 | 2020-05-08 | 净化控股集团股份有限公司 | Ozone contact and active carbon filter integrated form water purification system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| AU5786599A (en) * | 1998-08-28 | 2000-03-21 | Millennium 2100 Corporation | Water purification system |
| CN201762214U (en) * | 2010-08-02 | 2011-03-16 | 朱向宏 | Ozone-biological active carbon water purifying device |
| CN202011815U (en) * | 2011-03-14 | 2011-10-19 | 上海市政工程设计研究总院（集团）有限公司 | Combination strengthening treatment device for micro-polluted raw water with high ammonia-nitrogen concentration |
| CN202465436U (en) * | 2012-02-06 | 2012-10-03 | 上海市政工程设计研究总院（集团）有限公司 | Water treatment device for treating raw water of wider turbidity change range |
| CN204529592U (en) * | 2014-12-26 | 2015-08-05 | 上海市城市建设设计研究总院 | The water treatment device that sand filtration and ozone and activated carbon combine |
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Address after: 200011 Tibet South Road, Shanghai, No. 1170, No. Patentee after: Shanghai urban construction design & Research Institute (Group) Co., Ltd. Address before: 200011 Tibet South Road, Shanghai, No. 1170, No. Patentee before: Shanghai Urban Construction Design & Research Institute |