CN104944651A - Device for removing iron and manganese in underground water through manganese sand fluidized bed-ultrafiltration and ultraviolet disinfection - Google Patents
Device for removing iron and manganese in underground water through manganese sand fluidized bed-ultrafiltration and ultraviolet disinfection Download PDFInfo
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Abstract
The invention relates to a device for removing iron and manganese from underground water through manganese sand fluidized bed-ultrafiltration and ultraviolet disinfection. The device for removing the iron and manganese from the underground water through the manganese sand fluidized bed-ultrafiltration and ultraviolet disinfection comprises a control chamber, a manganese sand fluidized bed-ultrafiltration chamber and an ultraviolet disinfection chamber, a water inlet pipe is arranged in the manganese sand fluidized bed-ultrafiltration chamber, a rotary membrane turntable and a stirring device are arranged in the manganese sand fluidized bed-ultrafiltration chamber, manganese sand in the manganese sand fluidized bed-ultrafiltration chamber is fluidized under the stirring action of the rotary membrane turntable and the stirring device, oxides formed by oxidizing iron and manganese ions in the underground water are intercepted by the rotary membrane turntable, suspended-state ferromanganese oxides and manganese sand are separated due to different sedimentation performances, and ultrafiltration water coming out from the manganese sand fluidized bed-ultrafiltration chamber is disinfected by the ultraviolet disinfection chamber. The integrated device is simple in structure and easy to operate, backwashing does not need to be carried out, manganese sand utilization rate is high, water treatment cost is low, iron and manganese can be removed at the same time, removal efficiency is high, and effluent quality can stably reach the drinking water standard for a long time.
Description
Technical field
The invention belongs to water treatment field, be specifically related to a kind of manganese sand fluidized-bed-ultrafiltration-uv sterilisation underground water deferrization manganese device.
Background technology
The problem that in the most of regional ubiquity underground water of China, iron manganese content is higher, do not meet the requirement that industrial production and people's lives are drunk, underground water deferrization manganese method common at present has: coagulating sedimentation, chemical precipitation, potassium permanganate oxidation method, ion exchange method, contact oxidation method, microbial oxidation etc.
Contact oxidation method is now conventional underground water deferrization manganese technology, and this technology is that the underground water containing ferrimanganic is directly entered filter tank through simple aeration, under the effect of filter material surface catalyzer, and Fe
2+, Mn
2+be oxidized to the solid-oxide of high price, and be retained in filtering layer, thus the ferrimanganic in water is removed.This technology has without the need to adding chemical reagent, only needs simple aeration, flow process is short, effluent quality good and the advantage such as stable, but the contact oxidation method removing of iron and manganese tank of classics in use, and filtration resistance is large, need higher working pressure, and energy consumption is high; Filter packing layer easily blocks simultaneously, needs back flushing frequently, and cause energy consumption to increase and water resource waste, when ferrimanganic is present in underground water simultaneously, the existence of iron can disturb the removal effect of manganese.
Usually adopt the method for single filter deironing, cascade filtration demanganization in actual applications, technical process is complicated.Due to Mn
2+be oxidized to MnO
2speed comparatively slow, the ripening stage of manganese matter active oxidation film is longer, and due to the interference of the extraneous factors such as the aeration in contact-oxidation pool washes away, manganese matter active oxidation film cannot be formed sometimes, and demanganization effect is unstable.Combined with oxidation technology by ultra-filtration technique, for underground water deferrization manganese provides new method, ultrafiltration process has that removal effect is good, efficiency high, but needs the problems such as pre-treatment and fail to obtain widespread use because film blocking, fouling membrane and water inlet.
Summary of the invention
For solving the problems of the technologies described above, the invention provides kind simple, reasonable in design, ferrimanganic can remove simultaneously and removal effect is good, management maintenance manganese sand fluidized-bed-ultrafiltration easily-uv sterilisation underground water deferrization manganese device.
For achieving the above object, technical scheme of the present invention is as follows:
A kind of manganese sand fluidized-bed-ultrafiltration-uv sterilisation underground water deferrization manganese device, it comprises: watch-keeping cubicle, manganese sand fluidized-bed-ultrafiltration room and uv sterilisation room, described manganese sand fluidized-bed-ultrafiltration room is controlled and water treatment is carried out in uv sterilisation room, described manganese sand fluidized-bed-be connected by pipeline between ultrafiltration room with uv sterilisation room by the control device in described watch-keeping cubicle; Described manganese sand fluidized-bed-ultrafiltration room is provided with water inlet pipe, rotary film rotating disk and whipping appts is provided with in described manganese sand fluidized-bed-ultrafiltration room, by the stirring action of described rotary film rotating disk and whipping appts, the manganese sand in described manganese sand fluidized-bed-ultrafiltration room is made to reach fluidized state, the oxide compound of the oxidized rear formation of the Fe and Mn in underground water is retained by rotary film rotating disk, suspended state iron and manganese oxides is separated because sedimentation function is different from manganese sand, and from described manganese sand fluidized-bed-ultrafiltration room, ultrafiltration water is out sterilized through uv sterilisation room.
In a preferred embodiment of the present invention, comprise further, described manganese sand fluidized-bed-ultrafiltration room is two cell structures, it comprises film rotating disk room and manganese sand separation room, connected entrance and refluxing opening is provided with between described film rotating disk room and manganese sand separation room, described connected entrance is arranged on the upper end of described refluxing opening, and the top of described manganese sand separation room is provided with suspended substance relief outlet, and described suspended substance relief outlet is higher than described connected entrance.
In a preferred embodiment of the present invention, comprise further, at described film rotating disk indoor fluidization manganese sand and after reacting for some time containing ferrimanganic groundwater contacts, manganese sand separation room is entered by connected entrance by the manganese sand that current suspension is got up, get back to film rotating disk room from the refluxing opening of bottom after manganese sand precipitation, Fe and Mn is oxidized and suspension oxidation thing that is that generate is drained from the suspended substance relief outlet of manganese sand separation room.
In a preferred embodiment of the present invention, comprise further, described manganese sand fluidized-bed-ultrafiltration room is dark formula ultrafiltration room, is provided with described rotary film rotating disk and manganese sand in described dark formula ultrafiltration room, and the side on top, described dark formula ultrafiltration room is provided with suspended substance relief outlet.
In a preferred embodiment of the present invention, comprise further, in described dark formula ultrafiltration room fluidization manganese sand with containing after ferrimanganic groundwater contacts reacts for some time, by arranging high liquid level in dark formula ultrafiltration room, manganese sand precipitates, and Fe and Mn oxidized and generate suspension oxidation thing drain from suspended substance relief outlet.
In a preferred embodiment of the present invention, comprise further, the time stopped in described manganese sand fluidized-bed-ultrafiltration room containing ferrimanganic underground water is 20 ~ 90 minutes, and in described manganese sand fluidized-bed-ultrafiltration room, the particle diameter of manganese sand is 0.05 ~ 1.0mm.
In a preferred embodiment of the present invention, comprise further, described rotary film rotating disk comprises some membrane modules, and described membrane module is provided with whipping appts, and the two sides of described membrane module is equipped with ultrafiltration diaphragm.
In a preferred embodiment of the present invention, comprise further, described ultrafiltration diaphragm comprise following one or more: PES, PTFE and PVDF, the aperture of described ultrafiltration diaphragm is 0.01 ~ 0.1 μm.
In a preferred embodiment of the present invention, comprise further, in described watch-keeping cubicle, be provided with the motor of aerating apparatus and the described rotary film turntable rotation of driving.
In a preferred embodiment of the present invention, comprise further, described uv sterilisation indoor are provided with uv steriliser and go out water pump.
The invention has the beneficial effects as follows:
One, this equipment can be applied in the underground water that process iron manganese content exceeds standard, after manganese sand Bed-ultrafiltration-ultra violet sterilizer purifying treatment, ferrimanganic in water, suspended matter, bacterium, microorganism etc. are efficiently removed, and water outlet can reach and directly use or water quality standard for drinking water.
Two, compared with traditional underground water deferrization manganese method, integrated apparatus structure of the present invention is simple, easy and simple to handle, do not need back flushing, manganese sand utilization ratio is high, and cost of water treatment is cheap, and ferrimanganic can remove simultaneously and removal efficiency is high, effluent quality can be steady in a long-term reaches drinking water standard.
Three, ultra-filtration membrane of the present invention adopts PES, PTFE, PVDF etc., and the rotary film rotating disk of ultrafiltration diaphragm can effectively prevent film from blocking and fouling membrane.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in embodiment of the present invention technology, be briefly described to the accompanying drawing used required in the description of embodiment technology below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of device of the present invention.
The structural representation of the manganese sand fluidized-bed-ultrafiltration room in Fig. 2 embodiment 1.
Fig. 3 is the structural representation of the manganese sand fluidized-bed-ultrafiltration room in embodiment 2.
Wherein, 1-watch-keeping cubicle, 2-manganese sand fluidized-bed-ultrafiltration room, 3-uv sterilisation room, 11-control device, 12-motor, 13-aerating apparatus, 21-water inlet pipe, the rotary film rotating disk of 22-, 23-whipping appts, 31-goes out water pump, 32-uv steriliser, 201-film rotating disk room, 202-manganese sand separation room, 203-manganese sand, 204-connected entrance, 205-suspended substance relief outlet, 206-refluxing opening, 2a-dark formula ultrafiltration room.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Embodiment 1
As shown in Figure 1, a kind of manganese sand fluidized-bed-ultrafiltration-uv sterilisation underground water deferrization manganese device is disclosed in the present embodiment, it comprises: watch-keeping cubicle 1, manganese sand fluidized-bed-ultrafiltration room 2 and uv sterilisation room 3, by in above-mentioned watch-keeping cubicle 1 control device 11 control above-mentioned manganese sand fluidized-bed-ultrafiltration room 2 and water treatment is carried out in uv sterilisation room 3, above-mentioned manganese sand fluidized-bed-be connected by pipeline between ultrafiltration room 2 with uv sterilisation room 3.
Water inlet pipe 21 is provided with in above-mentioned manganese sand fluidized-bed-ultrafiltration room 2, rotary film rotating disk 22 and whipping appts 23 is provided with in above-mentioned manganese sand fluidized-bed-ultrafiltration room 2, by the stirring action of above-mentioned rotary film rotating disk 22 and whipping appts 23, the manganese sand in above-mentioned manganese sand fluidized-bed-ultrafiltration room 2 is made to reach fluidized state, iron in underground water, the oxide compound of the oxidized rear formation of mn ion is retained by rotary film rotating disk 22, suspended state iron and manganese oxides is separated because sedimentation function is different from manganese sand, from above-mentioned manganese sand fluidized-bed-ultrafiltration room 2, ultrafiltration water is out sterilized through uv sterilisation room 3.
As shown in Figure 2, manganese sand fluidized-bed-ultrafiltration room 2 in the present embodiment is two cell structures, it comprises film rotating disk room 201 and manganese sand separation room 202, connected entrance 204 and refluxing opening 206 is provided with between above-mentioned film rotating disk room 201 and manganese sand separation room 202, above-mentioned connected entrance 204 is arranged on the upper end of above-mentioned refluxing opening 206, the top of above-mentioned manganese sand separation room 202 is provided with suspended substance relief outlet 205, and above-mentioned suspended substance relief outlet 205 is higher than above-mentioned connected entrance 204.
At above-mentioned film rotating disk indoor fluidization manganese sand and after reacting for some time containing ferrimanganic groundwater contacts, manganese sand separation room is entered by connected entrance by the manganese sand that current suspension is got up, get back to film rotating disk room from the refluxing opening of bottom after manganese sand precipitation, Fe and Mn is oxidized and suspension oxidation thing that is that generate is drained from the suspended substance relief outlet of manganese sand separation room.
The time stopped in above-mentioned manganese sand fluidized-bed-ultrafiltration room 2 containing ferrimanganic underground water is 20 ~ 90 minutes, and in above-mentioned manganese sand fluidized-bed-ultrafiltration room, the particle diameter of manganese sand 203 is 0.05 ~ 1.0mm.
The motor 12 being provided with aerating apparatus 13 and driving above-mentioned rotary film rotating disk 22 to rotate in above-mentioned watch-keeping cubicle 1, increases the aeration in manganese sand fluidized-bed-ultrafiltration room 2 by above-mentioned aerating apparatus 13; In above-mentioned uv sterilisation room 3, be provided with uv steriliser 32 and go out water pump 31, carrying out uv sterilisation by above-mentioned uv steriliser 32, make 3 kinds of water out from uv sterilisation room directly reach drinking water standard, by above-mentioned go out water pump 31 provide water power.。
In the present embodiment, above-mentioned rotary film rotating disk 22 comprises some membrane modules, and above-mentioned membrane module is provided with whipping appts, and the two sides of above-mentioned membrane module is equipped with ultrafiltration diaphragm.Above-mentioned ultrafiltration diaphragm can be material: PES, PTFE and PVDF, the aperture of above-mentioned ultrafiltration diaphragm is 0.01 ~ 0.1 μm.Ultra-filtration membrane adopts PES, PTFE, PVDF etc., and the rotary film rotating disk of ultrafiltration diaphragm can effectively prevent film from blocking and fouling membrane.
Device in the present embodiment and method are compared with traditional underground water deferrization manganese method, integrated apparatus structure of the present invention is simple, easy and simple to handle, do not need back flushing, manganese sand utilization ratio is high, cost of water treatment is cheap, and ferrimanganic can remove simultaneously and removal efficiency is high, effluent quality can be steady in a long-term reaches drinking water standard.
Embodiment 2
The difference of the sand fluidized-bed-ultrafiltration-uv sterilisation underground water deferrization manganese device in embodiment 2 and the device in embodiment 1 is: the structure of manganese sand fluidized-bed-ultrafiltration room is different, as shown in Figure 3, above-mentioned manganese sand fluidized-bed-ultrafiltration room is dark formula ultrafiltration room 2a, be provided with above-mentioned rotary film rotating disk 22 and manganese sand 203 in above-mentioned dark formula ultrafiltration room 2a, the side on top, above-mentioned dark formula ultrafiltration room is provided with suspended substance relief outlet 205.
In above-mentioned dark formula ultrafiltration room 2a fluidization manganese sand with containing after ferrimanganic groundwater contacts reacts for some time, by arranging high liquid level in dark formula ultrafiltration room 2a, manganese sand precipitates, and Fe and Mn oxidized and generate suspension oxidation thing drain from suspended substance relief outlet 205.The time stopped in above-mentioned manganese sand fluidized-bed-ultrafiltration room 2 containing ferrimanganic underground water is 20 ~ 90 minutes, and in above-mentioned manganese sand fluidized-bed-ultrafiltration room, the particle diameter of manganese sand 203 is 0.05 ~ 1.0mm.
Other structure of device in embodiment 2 is in the same manner as in Example 1.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. manganese sand fluidized-bed-ultrafiltration-uv sterilisation underground water deferrization manganese device, it comprises: watch-keeping cubicle, manganese sand fluidized-bed-ultrafiltration room and uv sterilisation room, described manganese sand fluidized-bed-ultrafiltration room is controlled and water treatment is carried out in uv sterilisation room by the control device in described watch-keeping cubicle, described manganese sand fluidized-bed-be connected by pipeline between ultrafiltration room with uv sterilisation room, it is characterized in that, described manganese sand fluidized-bed-ultrafiltration room is provided with water inlet pipe, rotary film rotating disk and whipping appts is provided with in described manganese sand fluidized-bed-ultrafiltration room, by the stirring action of described rotary film rotating disk and whipping appts, the manganese sand in described manganese sand fluidized-bed-ultrafiltration room is made to reach fluidized state, iron in underground water, the oxide compound of the oxidized rear formation of mn ion is retained by rotary film rotating disk, suspended state iron and manganese oxides is separated because sedimentation function is different from manganese sand, from described manganese sand fluidized-bed-ultrafiltration room, ultrafiltration water is out sterilized through uv sterilisation room.
2. manganese sand fluidized-bed-ultrafiltration according to claim 1-uv sterilisation underground water deferrization manganese device, it is characterized in that, described manganese sand fluidized-bed-ultrafiltration room is two cell structures, it comprises film rotating disk room and manganese sand separation room, connected entrance and refluxing opening is provided with between described film rotating disk room and manganese sand separation room, described connected entrance is arranged on the upper end of described refluxing opening, and the top of described manganese sand separation room is provided with suspended substance relief outlet, and described suspended substance relief outlet is higher than described connected entrance.
3. manganese sand fluidized-bed-ultrafiltration according to claim 2-uv sterilisation underground water deferrization manganese device, it is characterized in that, at described film rotating disk indoor fluidization manganese sand and after reacting for some time containing ferrimanganic groundwater contacts, manganese sand separation room is entered by connected entrance by the manganese sand that current suspension is got up, get back to film rotating disk room from the refluxing opening of bottom after manganese sand precipitation, Fe and Mn is oxidized and suspension oxidation thing that is that generate is drained from the suspended substance relief outlet of manganese sand separation room.
4. manganese sand fluidized-bed-ultrafiltration according to claim 1-uv sterilisation underground water deferrization manganese device, it is characterized in that, described manganese sand fluidized-bed-ultrafiltration room is dark formula ultrafiltration room, be provided with described rotary film rotating disk and manganese sand in described dark formula ultrafiltration room, the side on top, described dark formula ultrafiltration room is provided with suspended substance relief outlet.
5. manganese sand fluidized-bed-ultrafiltration according to claim 4-uv sterilisation underground water deferrization manganese device, it is characterized in that, in described dark formula ultrafiltration room fluidization manganese sand with containing after ferrimanganic groundwater contacts reacts for some time, by arranging high liquid level in dark formula ultrafiltration room, manganese sand precipitates, and Fe and Mn oxidized and generate suspension oxidation thing drain from suspended substance relief outlet.
6. according to the manganese sand fluidized-bed-ultrafiltration described in claim 2-5 any one-uv sterilisation underground water deferrization manganese device, it is characterized in that, the time stopped in described manganese sand fluidized-bed-ultrafiltration room containing ferrimanganic underground water is 20 ~ 90 minutes, and in described manganese sand fluidized-bed-ultrafiltration room, the particle diameter of manganese sand is 0.05 ~ 1.0mm.
7. manganese sand fluidized-bed-ultrafiltration according to claim 1-uv sterilisation underground water deferrization manganese device, it is characterized in that, described rotary film rotating disk comprises some membrane modules, and described membrane module is provided with whipping appts, and the two sides of described membrane module is equipped with ultrafiltration diaphragm.
8. manganese sand fluidized-bed-ultrafiltration according to claim 7-uv sterilisation underground water deferrization manganese device, is characterized in that, described ultrafiltration diaphragm comprise following one or more: PES, PTFE and PVDF, the aperture of described ultrafiltration diaphragm is 0.01 ~ 0.1 μm.
9. manganese sand fluidized-bed-ultrafiltration according to claim 1-uv sterilisation underground water deferrization manganese device, is characterized in that, is provided with the motor of aerating apparatus and the described rotary film turntable rotation of driving in described watch-keeping cubicle.
10. manganese sand fluidized-bed-ultrafiltration according to claim 1-uv sterilisation underground water deferrization manganese device, is characterized in that, described uv sterilisation indoor are provided with uv steriliser and go out water pump.
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Address after: 215010 Room 102, building 15, No.158, Jinfeng Road, high tech Zone, Suzhou City, Jiangsu Province Patentee after: Suzhou Menghai Water Technology Co., Ltd Address before: 215153, No. 158, Jinsha River Road, hi tech Zone, Jiangsu, Suzhou Patentee before: SUZHOU MOHAI SEPARATION TECHNOLOGY Co.,Ltd. |