CN208166766U - A kind of ultraviolet photocatalyst Treated sewage reusing equipment of electrolysis - Google Patents

Abstract

The utility model provides a kind of ultraviolet photocatalyst Treated sewage reusing equipment of electrolysis, it includes power supply, water pump, water tank；Water inlet pipe, water inlet, water outlet, air inlet/outlet and sewage draining exit are provided on the water tank；The cathode and anode of catalysis electrode are provided in the water tank；Ultraviolet light group is provided between the cathode and anode；Titanium dioxide coating is provided between the catalysis electrode and ultraviolet light group；The utility model is by utilizing electrochemical techniques, so that the concentration of BOD5, COD, NH3-N that oxidation reduces in stoste occur in electrolytic process for pollutant, make the metal ion in stoste form precipitating by reduction reaction simultaneously or be reduced to cation at a low price, the utility model utilizes the ultraviolet photocatalyst degradation of organic substances water treatment technology of electrolysis, it is without secondary pollution, except cleanliness height, it can be widely applied to plating, electronic circuit board, chemical industry, printing and dyeing and industrial and agricultural production waste water, the advanced treating of wastewater from car washer pair, long service life.

Description

A kind of ultraviolet photocatalyst Treated sewage reusing equipment of electrolysis

Technical field

The utility model belongs to technical field of wastewater recovery, and in particular to sets to a kind of ultraviolet photocatalyst Treated sewage reusing of electrolysis It is standby.

Background technique

Classify by sewage source, sewage treatment is generally divided into production sewage treatment and sanitary sewage disposal.Production waste packet Trade effluent, agriculture anhydrous and medical sewage etc. are included, and sanitary sewage is exactly the sewage that daily life generates, and refers to various shapes The inorganic matter of formula and the complex mixture of organic matter, including：Floating and the size solid particle to suspend；The diffusion of gluey and gel Object；Pure solution, corresponding sewage treatmentmethod also there are many, mainly include sewage treatment according to its effect can be divided into physical method, Bioanalysis and three kinds of chemical method, the nondestructive processing technique such as existing physisorphtion, Coagulation Method, only by organic matter from Liquid phase becomes solid phase, generates secondary pollution, and how to make adsorbent, coagulant regeneration is a problem；And chemistry, biochemistry etc. are handled Although technology can be with decomposing pollutant, except cleanliness is low, the content of organics in waste water is significantly larger than the discharge of national waste water Standard can not fundamentally solve the problems, such as organic contamination, can not achieve and waste water be effectively treated.

Utility model content

（One）Technical problems to be solved

The purpose of the utility model is to overcome above-mentioned deficiency, provide one kind pollutant can be decomposed into water, Electrolysis ultraviolet photolysis matchmaker's Treated sewage reusing equipment of carbon dioxide and inorganic salts.

（Two）Technical solution

To solve the technical problem, the utility model provides a kind of ultraviolet photocatalyst Treated sewage reusing equipment of electrolysis, it is wrapped Containing power supply, water pump, water tank, water inlet pipe, water inlet, water outlet, air inlet/outlet and sewage draining exit, institute are provided on the water tank It is provided with the cathode and anode of catalysis electrode in the water tank stated, ultraviolet light group is provided between the cathode and anode, it is described Catalysis electrode and ultraviolet light group between be provided with titanium dioxide coating；Preposition water filtering device is provided on the water inlet pipe, The water filtering device includes quartz sand filtration module and PP cotton filter element filtering module, and the quartz sand filtration module is located at PP On front side of cotton filter core filtering module.

Further, the quartz sand filtration module includes fine sand layer and coarse sands layer.

Further, the water inlet pipe includes outer tube and inner tube, and the outer tube cladding is on inner pipe.

Further, the inner wall of said inner tube is wave-shaped.

Further, the inner wall of upside and the inner wall of downside are in mirror symmetry in said inner tube.

Further, in said inner tube upside inner wall and downside aligning inner.

Further, the water inlet is set to the bottom of water tank.

Further, there are two the water outlets, the two sides on the top of water tank are symmetrically disposed on.

Further, the anode can there are two, be symmetrically disposed on the two sides of cathode.

Further, there are two the ultraviolet light groups.

（Three）Beneficial effect

The utility model is by utilizing electrochemical techniques, so that oxidation occurs in electrolytic process and reduces stoste for pollutant In BOD5, COD, NH3-N concentration, while by reduction reaction make the metal ion in stoste formed precipitating or be reduced For cation at a low price, the utility model utilizes the ultraviolet photocatalyst degradation of organic substances water treatment technology of electrolysis, without secondary pollution, removal Rate is high, can be widely applied to plating, electronic circuit board, chemical industry, printing and dyeing and industrial and agricultural production waste water, the depth of wastewater from car washer pair Processing, to 99% or more the removal rate of the various organic pollutants such as detergent (LAS), the nitrogenous, phosphorus of COD, BOD, while can eliminate The smelly problem of the discoloration of various water quality, while water inlet pipe is improved, preposition filter device is increased, Dual module is utilized Filtration system effectively filters raw water, extends the service life of equipment.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the work flow diagram of the utility model；

Fig. 3 is the schematic cross-section of inner tube in the utility model；

Fig. 4 is another schematic cross-section of inner tube in the utility model；

Fig. 5 is the schematic diagram of water inlet pipe in the utility model.

Specific embodiment

With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below Embodiment is not intended to limit the scope of the present invention for illustrating the utility model.

As shown in Figs. 1-5, the utility model, which provides, is electrolysed ultraviolet photocatalyst Treated sewage reusing equipment, it includes power supply, water Pump, water tank；Water inlet pipe 21, water inlet 1, water outlet 2, air inlet/outlet and sewage draining exit 3 are provided on the water tank 8；Described The cathode 4 and anode 5 of catalysis electrode are provided in water tank 8；Ultraviolet light group 6 is provided between the cathode 4 and anode 5；Institute The anode 5 stated can there are two, be symmetrically disposed on the two sides of cathode 4；Oxidation reaction is carried out during electrolysis, pollutant is straight It connects and pushes electronics in anode 5 and direct oxidation and indirect oxidation occurs, using the lower anion of electrode potential in solution, such as OH-, Cl- lose in anode and are electronically generated the new active material Cl2 of stronger oxidant etc..Make dirt using these active materials Dye object loses electronics, carries out oxygenolysis, reduces BOD5, COD, NH3-N etc. in stoste；It is carried out in electrolytic process Reduction reaction, pollutant directly obtain electronics on cathode 4 and reduction occur, and another kind of is indirect reduction, in pollutant Cation obtain electronics in cathode first so that high in electrolyte be situated between or the metal cation of low price obtains electronics in cathode 4 Directly it is reduced to cation or precipitated metal at a low price.

The described ultraviolet light row 6 can there are two；Titanium dioxide is provided between the catalysis electrode and ultraviolet light group 6 Coating 7；Ultraviolet photocatalyst can be passed through with using highly active nano-titanium dioxide as photochemical catalyst using ultraviolet Technological innovation combines, the Electron absorption luminous energy on solid phase nano-TiO2 film band is promoted according to optical principle and photocatalyst technology and It is excited on conduction band, generates with very strong electronegative high activity electronics, while generating the hole (n+) of positive electricity in valence band There is very strongly active electron-hole pair to generate, form redox system.Effectively kill various bacteriums, virus, algae in water Class, and various organic pollutants can be removed.

The water inlet 1 is set to the bottom of water tank 8；There are two the water outlets 2, is symmetrically disposed on water tank 8 The two sides on top；The bottom of water tank 8 is arranged in sewage draining exit 3.

As shown in Figure 2：Enter the ultraviolet photocatalyst Treated sewage reusing equipment 11 of electrolysis through the pre-filtered water of filter 10, sets at this It is handled in standby, the water of discharge enters in pond 12, subsequently into effluent reuse pond 14；It, can if more demanding to being discharged To be provided with a circulating pump 13 behind pond 12, the water in pond 12 is squeezed into the ultraviolet photocatalyst Treated sewage reusing of electrolysis again and is set It carries out secondary in standby 11 or handles three times, treated, and water enters pond 12, subsequently into effluent reuse pond 14.

Meanwhile preposition water filtering device is provided on the water inlet pipe, the water filtering device includes quartz sand filtration Module 23 and PP cotton filter element filtering module 22, the quartz sand filtration module is located on front side of PP cotton filter element filtering module, described Quartz sand filtration module includes fine sand layer and coarse sands layer, carries out the preliminary mistake of bulky grain to raw water first with quartz filter Filter, it is then for re-filtering by PP cotton filter element filtering module again, guarantee that the raw water for entering electrolytic cell is free of granule foreign, prolongs The service life of long equipment.

The water inlet pipe 21 includes outer tube 211 and inner tube 212, outer tube cladding on inner pipe, said inner tube it is interior Wall is wave-shaped.

In-pipe flow is carried out using wavy slowly, to further increase filter effect, wherein inside pipe wall can be set In as shown in 3 figures, the inner wall of upside and the inner wall of downside are in mirror symmetry in inner tube 212, it is of course also possible to be arranged to such as Fig. 4 It is shown, the aligning inner of the inner wall of upside and downside in inner tube.

Finally, utilizing quartz sand layer as shown in figure 5, quartz sand layer 213 can also be also provided on inner tubal wall 213 improve the wear-resisting property of pipelines, while quartz sand falls off can also play the role of certain after-filter.

In conclusion above embodiment is not the restricted embodiment for being the utility model, the technology of all this fields The modification or equivalent deformation that personnel are carried out on the basis of the substantive content of the utility model, in the skill of the utility model Art scope.

Claims (10)

1. a kind of ultraviolet photocatalyst Treated sewage reusing equipment of electrolysis, it includes power supply, water pump, water tank, is arranged on the water tank There are water inlet pipe, water inlet, water outlet, air inlet/outlet and sewage draining exit, the cathode and sun of catalysis electrode are provided in the water tank Pole is provided with ultraviolet light group, is provided with dioxy between the catalysis electrode and ultraviolet light group between the cathode and anode Change titanium coating；It is characterized in that, being provided with preposition water filtering device on the water inlet pipe, the water filtering device includes quartz sand Filtering module and PP cotton filter element filtering module, the quartz sand filtration module are located on front side of PP cotton filter element filtering module.

2. the ultraviolet photocatalyst Treated sewage reusing equipment of electrolysis according to claim 1, it is characterised in that：The quartz sand filtration Module includes fine sand layer and coarse sands layer.

3. the ultraviolet photocatalyst Treated sewage reusing equipment of electrolysis according to claim 1, it is characterised in that：The water inlet pipe includes Outer tube and inner tube, the outer tube cladding is on inner pipe.

4. the ultraviolet photocatalyst Treated sewage reusing equipment of electrolysis according to claim 3, it is characterised in that：The inner wall of said inner tube It is wave-shaped.

5. the ultraviolet photocatalyst Treated sewage reusing equipment of electrolysis according to claim 4, it is characterised in that：On the upside of said inner tube Inner wall and the inner wall of downside are in mirror symmetry.

6. the ultraviolet photocatalyst Treated sewage reusing equipment of electrolysis according to claim 4, it is characterised in that：Upside in said inner tube Inner wall and downside aligning inner.

7. the ultraviolet photocatalyst Treated sewage reusing equipment of electrolysis according to claim 1, it is characterised in that：The water inlet is set It is placed in the bottom of water tank.

8. the ultraviolet photocatalyst Treated sewage reusing equipment of electrolysis according to claim 1, it is characterised in that：The water outlet has Two, it is symmetrically disposed on the two sides on the top of water tank.

9. the ultraviolet photocatalyst Treated sewage reusing equipment of electrolysis according to claim 1, it is characterised in that：The anode has two It is a, it is symmetrically disposed on the two sides of cathode.

10. the ultraviolet photocatalyst Treated sewage reusing equipment of electrolysis according to claim 1, it is characterised in that the ultraviolet light group There are two.