CN202272797U - Drinking water purification device - Google Patents
Drinking water purification device Download PDFInfo
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- CN202272797U CN202272797U CN2011203713286U CN201120371328U CN202272797U CN 202272797 U CN202272797 U CN 202272797U CN 2011203713286 U CN2011203713286 U CN 2011203713286U CN 201120371328 U CN201120371328 U CN 201120371328U CN 202272797 U CN202272797 U CN 202272797U
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- water
- porous ceramic
- inorganic membrane
- ceramic pipe
- photocatalysis
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Abstract
A drinking water purification device integrates photocatalysis and inorganic membrane filtration technology and comprises an activated carbon filtering assembly, a photocatalysis inorganic membrane assembly. The activated carbon filtering assembly and the photocatalysis inorganic membrane assembly are sequentially connected. Water flows from the activated carbon filtering assembly and passes through the photocatalysis inorganic membrane assembly. The water not subjected to inorganic membrane filtration flows out to serve as cleaning water, and the water subjected to photocatalysis and filteration flows out to serve as purified drinking water. The photocatalysis inorganic membrane assembly adopts a vertical installation mode, prevents sediments from polluting a membrane, and avoids dead space of water flow. Activated carbon can adopt edible ethanol immersion for regenerating and recycling. Service life of each component of the drinking water purification device is long, and the components are not required to be frequently cleaned or replaced. Photocatalysis membrane reaction is adopted for sterilization so as to achieve good effect and deep degree of water purification. A photochemical catalyst is loaded on the stainless steel or glass tube inner wall, an ultraviolet light source is adopted for stimulating photocatalysis membrane reaction so as to achieve the purpose of sterilization and degradation of trace organics, the problem of catalyst separation does not exist, and secondary pollution of water cannot be caused.
Description
Technical field
The utility model relates to water source purifying, utilizes photocatalysis technology and inorganic membrane filtration technology to come purifying drinking water, is specially the device for purifying potable water of a kind of integrated light catalytic and inorganic membrane filtration technology.
Background technology
Aspect drinking water treatment, mostly existing installation is to adopt the method for absorption to remove underwater micro-organic matter at present, has adsorption equilibrium and saturated restriction, causes organic matter removal not thorough.Suspended substance filters cotton or the organic membrane filter cores of adopting more, though can obtain power effect preferably, physical strength and erosion resistance are restricted, and can not play the purpose of sterilization.The uv lamp sterilization is adopted in the sterilization measure more, and under the situation of catalyst-free effect, this kind mode sterilising effect is not thorough, has the phenomenon of bacterium photoreactivation.
Organic pollutant is one in the photocatalytic degradation water emerging quite has the former wastewater processing technology of development, but present photocatalysis technology adopts particulate state or fiber-like catalyst more, employing be TiO
2Particle is because TiO
2Particle is difficult to reclaim, and has the possibility that tap water is caused secondary pollution, has the problem of catalyst separating.
Chinese patent CN02115309.4 " household photocatalysed drinking water cleaning apparatus ", it comprises flow speed controller, primary treatment device, photocatalysis treatment device and water receiver; The photocatalysis treatment device is a Storage Tank formula structure, and it comprises that ultraviolet source and glass tube protector thereof, inwall scribble simple glass pipe of photocatalysis thin film etc.; The advantage of this utility model is to have adopted photocatalysis membrana reaction treatment technology.Shortcoming is that the filter core that is used to filter suspended substance needs to change in use for some time, and work-ing life is restricted.
Summary of the invention
The problem that the utility model will solve is: existing device for purifying potable water adopts organic membrane filter, and organic membrane physical strength and erosion resistance are restricted, is difficult for cleaning, and needs often to change, and can not sterilize; Adopt uv lamp sterilization effect under the situation of catalyst-free effect not thorough, have the phenomenon of bacterium photoreactivation; Mostly there is the problem of catalyst separating in the refining plant that adopts the photocatalysis membrana reaction to sterilize, or work-ing life is restricted.
The technical scheme of the utility model is: a kind of device for purifying potable water; Comprise activated carbon filter component and photochemical catalysis inorganic membrane assembly; Activated carbon filter component is connected with the photochemical catalysis inorganic membrane assembly successively, and current flow into from activated carbon filter component, flows out to drink from the photochemical catalysis inorganic membrane assembly and purifies waste water; The structure of said photochemical catalysis inorganic membrane assembly is: on the inwall of porous ceramic pipe, adhere to the micropore photocatalyst film, said photocatalyst film is TiO
2Film; Average membrane pore size is less than 1 μ m, and photocatalyst film and ceramic foam tube wall form radial penetration water-flowing path, socket stainless steel tube outside porous ceramic pipe; Flange seal is used at the stainless steel tube two ends; The two ends of porous ceramic pipe adopt sealing-ring and stainless steel tube to completely cut off, and light-catalysed light source places the shaft core position of porous ceramic pipe, and light source is with quartz socket tube outward; Porous ceramic pipe is a vertical structure; Current are by the water-in of bottom; Evenly get into porous ceramic pipe through sparger; Radial penetration water-flowing path through the micropore photocatalyst film is penetrated into the space between porous ceramic pipe and the stainless steel tube again, flows out to quote and purifies waste water via being arranged on water outlet on the stainless steel tube then.
In the photochemical catalysis inorganic membrane assembly, the porous ceramic pipe top is provided with water outlet, is flowed out by the porous ceramic pipe top without the water of inorganic membrane filtration, and water outlet is provided with the water control valve door.
Said photocatalyst film material comprises TiO
2, doped TiO
2, to be power contain the electroluminescent light source less than 400nm less than uv lamp or the radiation spectrum of 15W to light source; The gac of activated carbon filter component is the particle of particle diameter greater than 1 μ m.
The utility model provides a kind of the associating to use charcoal absorption, inorganic membrane filtration and TiO
2Photochemical catalysis sterilized with the device for purifying potable water of removing micro-content organism, this device is applicable to deep purification for tap water, preparation can supply the water purification directly drunk.The utility model is made up of two parts; Activated carbon filter component is a preprocessing part; Be used for removing the partial organic substances and the chlorine residue of tap water; The photochemical catalysis inorganic membrane assembly of integrated light-catalyzed reaction and membrane filtration is the advanced treatment part: under the effect of UV-light and micropore photochemical catalysis mineral membrane, both can reach the effect of quick sterilization, degraded chlorine residue and residual organic matter, and can carry out depth type filtration again simultaneously and handle.Tap water can directly be drunk through the effect of above two parts.
The utility model has adopted mineral membrane to replace cotton or organic membrane filter core commonly used; Mode with cross flow filter is removed suspended substance, and water (flow) direction is vertically to be provided with, and tap water is after charcoal absorption; Through photocatalysis treatment and by inorganic membrane filtration; The water of filtered, the water-flowing path that constitutes along porous ceramic pipe directly flows out as washing clean water, and this process can play the sedimental effect of flushing ceramic foam inside pipe wall simultaneously; This part water yield can be by the water control valve gate control that is provided with; Use can improve axial flow velocity than big yield, reaches the purpose of the surface contaminant of the appended film of flushing ceramic foam inside pipe wall, thereby avoids the replacing of filter core in the life-time service process.
The utility model is an one with inorganic membrane filtration and light-catalyzed reaction collection, in the mineral membrane surface sterilization, filters, and merges the processing unit that water purifies, and has dwindled the volume of single unit system, has improved processing efficiency.
Description of drawings
Fig. 1 is the structural representation of the utility model device.
Fig. 2 is the photochemical catalysis inorganic membrane assembly structure iron of the utility model device.
Embodiment
Like Fig. 1; The utility model device comprises activated carbon filter component 1, photochemical catalysis inorganic membrane assembly 2; Activated carbon filter component 1, photochemical catalysis inorganic membrane assembly 2 connect successively, and current 3 flow into the photochemical catalysis inorganic membrane assembly 2 of flowing through from activated carbon filter component 1; The water through inorganic membrane filtration does not flow out as washing clean water 4, and process photochemical catalysis and filtering water flow out to drink purifies waste water 5.
Fig. 2 is the structure iron of the photochemical catalysis inorganic membrane assembly 2 of the utility model device; The main body of photochemical catalysis inorganic membrane assembly is a porous ceramic pipe 24; Porous ceramic pipe 24 is a vertical structure, and porous ceramic pipe 24 inwalls adhere to micropore photocatalyst film 23, and said photocatalyst film 23 is TiO
2Film promptly has the mineral membrane of photocatalytic activity, and average membrane pore size forms the radial penetration water-flowing path less than 1 μ m, and photocatalyst material comprises TiO
2, doped TiO
2Light source 21 places the shaft core position of porous ceramic pipe 24, and light source 21 contains the electroluminescent light source less than 400nm for power less than uv lamp or the radiation spectrum of 15W, and light source 21 is outer to be provided with quartz socket tubes 22 protections.Said porous ceramic pipe 24 constitutes water-flowing path, places in the stainless steel tube 20 of two ends with flange 26 sealings, and the two ends of porous ceramic pipe 24 adopt sealing-ring 25 isolated with stainless steel tube 20; Current are by the water-in 28 of bottom; Evenly get into porous ceramic pipe 24 through sparger, under the acting in conjunction of light source 21 and micropore photocatalyst film 23, the micro-content organism with degrade residual of sterilizing; Flow out by porous ceramic pipe 24 top exits without micropore photocatalyst film 23 and porous ceramic pipe 24 filtering water; Can be used as and wash clean water 4, the water after micropore photocatalyst film 23 and porous ceramic pipe 24 filtrations flows into the space between porous ceramic pipe 24 and the stainless steel tube 20, is flowed out to quote by lateral water outlet 00 at last and purifies waste water 5; The completion drink water purifying is handled, and the water after the processing can directly be quoted.
The utility model specifically is achieved in that gac is filled in the cylindrical shell of vertical bottom sealing; Tap water gets into the cylindrical shell bottom by drainage tube; Remove some impurity such as organism through active carbon layer after, overflow gets into the photochemical catalysis inorganic membrane assembly, wherein; The gac that is used to adsorb is the particle of particle diameter greater than 1 μ m, can adopt edible ethanol to soak regeneration and recycling.Photochemical catalysis inorganic membrane assembly 2 adopts the cross-flow mode; Under the effect of pressure; Part water radially outside micropore photocatalyst film 23 is penetrated into porous ceramic pipe 24, gets in the space of porous ceramic pipe 24 and stainless steel tube 20 formation after light-catalyzed reaction is carried out on the film surface of micropore photocatalyst film 23; And flow out photochemical catalysis inorganic membrane assembly 2, accomplish drink water purifying and handle.All the other are not then flowed out by the outlet of porous ceramic pipe 24 tops through the water of micropore photocatalyst film 23, as generally washing clean water.The outlet of porous ceramic pipe 24 tops can be provided with valve, regulates the pressure of water body in the porous ceramic pipe 24, and then the control permeation flux, and this process is cross flow filter.Open big valve, accelerate axial flow velocity, can in time remove most of settling on mineral membrane surface in the porous ceramic pipe 24, and need not to change the mineral membrane that porous ceramic pipe 24 adheres to cleaning or replacing.
The micropore photocatalyst film of ceramic foam inside pipe wall is the core component of photochemical catalysis inorganic membrane assembly, and photocatalyst film is the mineral membrane with photocatalytic activity, is the ratio preparation TiO of 1:4:5:3 with the mol ratio of butyl(tetra)titanate, Glacial acetic acid min. 99.5, propyl carbinol, water
2Colloidal sol; The inwall water of vitrified pipe is cleaned up, and in Hydrogen chloride, soak 30min, and then clean with zero(ppm) water; Under 120 ℃ temperature, in air dry oven, dried one hour afterwards; Treat carrier, after the porous ceramic pipe cooling just, film: earlier carrier is put into TiO with dip-coating method
2Soak 2min in the colloidal sol, then with 10cm.min
-1Speed lift.After lifting, carrier is dried in air, and then with it as for roasting in the retort furnace, energising makes temperature be raised to 500 ℃ from 100 ℃, and the every rising of temperature all is incubated 1 hour for 100 ℃.Roasting makes carrier cool off with furnace temperature after finishing, and promptly gets the TiO that loads on the ceramic foam inside pipe wall
2Film repeats above-mentioned steps, can obtain with 4 layers of TiO
2The porous ceramic pipe of film, the main part of formation photochemical catalysis inorganic membrane assembly, the thickness that SEM measures film is 200nm, membrane pore size is less than 1 μ m.
Embodiment:
Tap water passes through the activated carbon filter component of the utility model device successively: the activated carbon granule particle diameter is greater than 1 μ m; Photochemical catalysis inorganic membrane assembly: photochemical catalysis TiO
2Mineral membrane, average membrane pore size 0.5 μ m, light source is the irradiation of 4W low pressure mercury lamp, the photochemical catalysis inorganic membrane assembly carries out cross flow filter.Tap water after the utility model device filtration treatment, COD
MnBy 0.19mg.L
-1Be reduced to 0.04mg.L
-1, clearance is 78.9%, total plate count is by 8 .L
-1Be reduced to 0, sterilization rate is 100%.
The gac of the utility model activated carbon filter component is the particle of particle diameter greater than 1 μ m, and renewable and recycling is soaked as adopting edible ethanol.
The utility model provides a kind of the associating to use charcoal absorption, inorganic membrane filtration and TiO
2Photochemical catalysis sterilized with the device for purifying potable water of removing micro-content organism, this device is applicable to deep purification for tap water, preparation can supply the water purification directly drunk.The utility model is made up of two parts; Activated carbon filter component is a preprocessing part; Be used for removing the partial organic substances and the chlorine residue of tap water; The photochemical catalysis inorganic membrane assembly of integrated light-catalyzed reaction and membrane filtration is the advanced treatment part: under the effect of UV-light and the micropore photochemical catalysis mineral membrane that is carried on the ceramic foam inside pipe wall, both can reach the effect of quick sterilization, degraded chlorine residue and residual organic matter, and can carry out depth type filtration again simultaneously and handle.Tap water can directly be drunk through the effect of above two parts.
The utility model has adopted porous ceramic pipe and micropore photocatalyst film to replace cotton or organic membrane filter core commonly used; Mode with cross flow filter is removed suspended substance, and water (flow) direction is vertically to be provided with, and tap water is after charcoal absorption; Partly filter by porous ceramic pipe and micropore photocatalyst film; The water of filtered, the water-flowing path that constitutes along porous ceramic pipe directly flows out as washing clean water, and this process can play the sedimental effect of flushing ceramic foam inside pipe wall simultaneously; The clear light catalyst film, thus the replacing of filter core in the life-time service process avoided.
The utility model is an one with inorganic membrane filtration and light-catalyzed reaction collection, in the mineral membrane surface sterilization, filters, and has reduced by a processing unit device, has dwindled the volume of single unit system, has improved processing efficiency.
Claims (3)
1. device for purifying potable water; It is characterized in that comprising activated carbon filter component and photochemical catalysis inorganic membrane assembly; Activated carbon filter component is connected with the photochemical catalysis inorganic membrane assembly successively, and current flow into from activated carbon filter component, flows out to drink from the photochemical catalysis inorganic membrane assembly and purifies waste water; The structure of said photochemical catalysis inorganic membrane assembly is: on the inwall of porous ceramic pipe, adhere to the micropore photocatalyst film, said photocatalyst film is TiO
2Film; Average membrane pore size is less than 1 μ m, and photocatalyst film and ceramic foam tube wall form radial penetration water-flowing path, socket stainless steel tube outside porous ceramic pipe; Flange seal is used at the stainless steel tube two ends; The two ends of porous ceramic pipe adopt sealing-ring and stainless steel tube to completely cut off, and light-catalysed light source places the shaft core position of porous ceramic pipe, and light source is with quartz socket tube outward; Porous ceramic pipe is a vertical structure; Current are by the water-in of bottom; Evenly get into porous ceramic pipe through sparger; Radial penetration water-flowing path through the micropore photocatalyst film is penetrated into the space between porous ceramic pipe and the stainless steel tube again, flows out to quote and purifies waste water via being arranged on water outlet on the stainless steel tube then.
2. a kind of device for purifying potable water according to claim 1 is characterized in that in the photochemical catalysis inorganic membrane assembly, the porous ceramic pipe top is provided with water outlet, is flowed out by the porous ceramic pipe top without the water of inorganic membrane filtration, and water outlet is provided with the water control valve door.
3. a kind of device for purifying potable water according to claim 1 and 2 is characterized in that said photocatalyst film material comprises TiO
2, doped TiO
2, to be power contain the electroluminescent light source less than 400nm less than uv lamp or the radiation spectrum of 15W to light source; The gac of activated carbon filter component is the particle of particle diameter greater than 1 μ m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203713286U CN202272797U (en) | 2011-10-08 | 2011-10-08 | Drinking water purification device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203713286U CN202272797U (en) | 2011-10-08 | 2011-10-08 | Drinking water purification device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202272797U true CN202272797U (en) | 2012-06-13 |
Family
ID=46193170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203713286U Expired - Fee Related CN202272797U (en) | 2011-10-08 | 2011-10-08 | Drinking water purification device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202272797U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102976533A (en) * | 2012-11-02 | 2013-03-20 | 冯冠华 | Cyclone type photo-catalytic reaction apparatus |
| CN104817216A (en) * | 2015-04-16 | 2015-08-05 | 广西大学 | Field drinking water device |
| CN110015792A (en) * | 2019-05-10 | 2019-07-16 | 北京交通大学 | A kind of photocatalysis urine process recycle device |
| CN115385455A (en) * | 2022-08-05 | 2022-11-25 | 绵阳市靓固建设工程有限公司 | Water ecological restoration device based on microorganism |
| CN115385455B (en) * | 2022-08-05 | 2024-05-10 | 绵阳市靓固建设工程有限公司 | Microorganism-based water ecological restoration device |
-
2011
- 2011-10-08 CN CN2011203713286U patent/CN202272797U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102976533A (en) * | 2012-11-02 | 2013-03-20 | 冯冠华 | Cyclone type photo-catalytic reaction apparatus |
| CN104817216A (en) * | 2015-04-16 | 2015-08-05 | 广西大学 | Field drinking water device |
| CN110015792A (en) * | 2019-05-10 | 2019-07-16 | 北京交通大学 | A kind of photocatalysis urine process recycle device |
| CN115385455A (en) * | 2022-08-05 | 2022-11-25 | 绵阳市靓固建设工程有限公司 | Water ecological restoration device based on microorganism |
| CN115385455B (en) * | 2022-08-05 | 2024-05-10 | 绵阳市靓固建设工程有限公司 | Microorganism-based water ecological restoration device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120613 Termination date: 20131008 |