CN206417892U - Catalytic electrochemical wastewater treatment equipment - Google Patents

Catalytic electrochemical wastewater treatment equipment Download PDF

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Publication number
CN206417892U
CN206417892U CN201720043313.4U CN201720043313U CN206417892U CN 206417892 U CN206417892 U CN 206417892U CN 201720043313 U CN201720043313 U CN 201720043313U CN 206417892 U CN206417892 U CN 206417892U
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China
Prior art keywords
catalytic
wastewater treatment
catalytic electrochemical
treatment equipment
electrode group
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Expired - Fee Related
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CN201720043313.4U
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Chinese (zh)
Inventor
刘云芳
向勇
顾德周
喻长远
常莎
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Shanghai Fuyuan Environmental Protection Engineering Co ltd
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Environmental Engineering Technology (shanghai) Co Ltd
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Abstract

The utility model discloses a kind of catalytic electrochemical wastewater treatment equipment, with a reactor shell and an energy supply control module, there is a catalytic electrochemical reaction zone in the reactor enclosure body, the catalytic electrochemical reaction zone has a catalyticing anode electrode group and a catalytic cathode electrode group, the carbon granules sub-electrode for being filled between some inorganic particulates, the inorganic particulate hierarchical pore structure uniformly filled with some load multidimensional catalyst between the catalyticing anode electrode group and the catalytic cathode electrode group.The utility model provides a kind of with the catalytic electrochemical wastewater treatment equipment that waste water treatment efficiency is high, processing is uniform, stable, simple in construction and low operating cost, wastewater toxicity can be reduced as the pretreating process of wastewater treatment, can also as waste water advanced treatment process, can also be separately as waste water treatment process, discharged wastewater met the national standard or reuse are realized, practicality is greatly increased.

Description

Catalytic electrochemical wastewater treatment equipment
Technical field
The utility model is related to technical field of waste water processing, more particularly to a kind of catalytic electrochemical wastewater treatment equipment.
Background technology
With the continuous reinforcement of countries in the world environmental consciousness, people to the discharge standard of industrial wastewater also step up with Ensure the sustainable development of society.For the industrial wastewater containing the organic matter for being difficult to biochemical degradation, to environmental hazard very Greatly, and intractability is also very high.Electrochemical oxidation process is a kind of important wastewater treatment high-level oxidation technology, in biodegradability The poor field of industrial waste water treatment of energy has good advantage.Electrochemical oxidation process uses traditional two-dimensional electrode reactor When, i.e. anode electrode and cathode electrode is handled industrial wastewater, causes it total with waste water because number of electrodes is limited Contact area is smaller, causes wastewater treatment uneven or endless congruent phenomenon;Meanwhile, it is small to there is treating capacity in two-dimensional electrode reactor And current utilization efficiency it is low not enough the problem of.When electrochemical oxidation process uses three-dimensional electrode reactor device, i.e., in anode electrode Granular material is loaded between cathode electrode, when in anode electrode and cathode electrode energization, is then formed between electrodes Granule electrode, so as to overcome the existing deficiency of two-dimensional electrode reactor to a certain extent.
The key factor of the effect of three-dimensional electrode reactor device processing trade effluent is two-dimensional electrode performance, granule electrode Energy and oxidation reactor structure etc..Existing three-dimensional electrode reactor device has catalyticing anode electrode group, catalytic cathode electrode Group, some inorganic particulates being filled between catalyticing anode electrode group and catalytic cathode electrode group and it is uniformly filled in some inorganic Some activated carbon granules between particle.Although existing three-dimensional electrode reactor device is obtained necessarily in terms of wastewater treatment research Progress, but still suffer from that the particle activity filled between two-dimensional electrode is relatively low, operating cost is higher, and treatment effect is not good and operation is steady Qualitative poor the problems such as.
Utility model content
The three-dimensional electrode reactor device processing industry that the utility model is used for electrochemical oxidation process of the prior art The particle activity of the filling existed during sewage is relatively low, and operating cost is higher, and treatment effect is not good and the poor grade of operation stability lacks Fall into, it is therefore intended that provide a kind of with waste water treatment efficiency is high, processing is uniform, stable, simple in construction and operating cost is low Catalytic electrochemical wastewater treatment equipment.
Realizing the technical scheme of above-mentioned purpose is:
The utility model catalytic electrochemical wastewater treatment equipment, reactor shell and an electricity with one for handling waste water There is a catalytic electrochemical reaction zone, the catalytic electrochemical reaction zone has one in source control module, the reactor enclosure body Catalyticing anode electrode group and one with the catalytic cathode electrode group of the catalyticing anode electrode group mating reaction, the catalyticing anode electricity Some inorganic particulates are filled between pole group and the catalytic cathode electrode group, the energy supply control module is urged with described respectively Change anode electrode group, catalytic cathode electrode group electrical connection, it is characterised in that if uniform between the inorganic particulate be filled with The carbon granules sub-electrode of the dry hierarchical pore structure for being loaded with multidimensional catalyst.
The carbon particle electrode surface is loaded with noble metal, rare earth metal and/or transition metal.
The inorganic particulate is the inorganic particulate of the porous prilled inorganic material of some load multidimensional catalyst, the nothing Machine particle includes ceramic particle, volcanic rock particle, quartz sand, diatomite particle, fly ash grain and/or blue or green violet stone particle;Institute State surface of inorganic particles and be loaded with the noble metal, the rare earth metal and/or the transition metal;The catalyticing anode electrode Group and the catalytic cathode electrode group surface are loaded with the noble metal, the rare earth metal, the transition metal, composition The Ti electrode plate of coating, the Ti electrode net of composition coating and/or the graphite electrode plate of composition coating.
There is an equal pool, the reaction in the reactor enclosure body and positioned at the catalytic electrochemical reaction zone lower surface Device housing side is installed with a water inlet connected with the equal pool close to bottom position.
The reactor enclosure body side surface, which is located at, is installed with an air inlet and one for being used to inject air below the water inlet The gas distribution unit connected in the equal pool and with the air inlet.
Being located at the catalytic electrochemical reaction zone upper surface in the reactor enclosure body has an exhalant region, the reactor The opposite side of housing is installed with a delivery port connected with the exhalant region close to tip position;The reactor shell it is another Side is installed with a backwash discharge outlet connected with the equal pool close to bottom position.
The reactor shell upper surface is passed through provided with an exhaust outlet with being connected in the reactor enclosure body for discharging Air and reaction produce gas.
A water distributing plate, the catalytic electrochemical reaction are installed between the catalytic electrochemical reaction zone and the equal pool An overfalling weir is installed between area and the exhalant region.
The carbon granules sub-electrode and the inorganic particulate volume proportion are 1:0.5~10.
The carbon granules sub-electrode and the inorganic particulate volume proportion are 1:3~6.
Positive effect of the present utility model is:
Catalytic electrochemical wastewater treatment equipment of the present utility model, by catalyticing anode electrode group and catalytic cathode electrode Between group filling load multidimensional catalyst hierarchical pore structure carbon granules sub-electrode and supported catalyst it is porous prilled inorganic The inorganic particulate of material, is handled waste water via energy supply control module, it is possible to achieve pre-processed to drop as waste water Low wastewater toxicity, improves biodegradability, improves biochemical treatment efficiency;Advanced treating can also be carried out as waste water, realize waste water Qualified discharge or reuse utilize;Discharged wastewater met the national standard or reuse can also be realized, greatly separately as waste water treatment process Improve practicality.
The technique effect of design of the present utility model, concrete structure and generation is made furtherly below with reference to accompanying drawing It is bright, to be fully understood from the purpose of this utility model, feature and effect.
Brief description of the drawings
Fig. 1 is the structural scheme of mechanism of the utility model catalytic electrochemical wastewater treatment equipment;
Fig. 2 is the first embodiment schematic diagram of the utility model catalytic electrochemical wastewater treatment equipment;
Fig. 3 is the second embodiment schematic diagram of the utility model catalytic electrochemical wastewater treatment equipment;
Fig. 4 is the 3rd embodiment schematic diagram of the utility model catalytic electrochemical wastewater treatment equipment;
Fig. 5 is the fourth embodiment schematic diagram of the utility model catalytic electrochemical wastewater treatment equipment.
Embodiment
With reference to Fig. 1 to Fig. 5, catalytic electrochemical wastewater treatment equipment of the present utility model is described in detail.
As shown in figure 1, the catalytic electrochemical wastewater treatment equipment of the present embodiment, the reactor with one for handling waste water Housing 10, reactor shell 10 has catalytic electrochemical reaction zone 11, and catalytic electrochemical reaction zone 11 has catalyticing anode electrode Organize 111, the catalytic cathode electrode group 112 with the mating reaction of catalyticing anode electrode group 111, be filled in catalyticing anode electrode group 111 Uniformly filled with some negative between some inorganic particulates 113 between catalytic cathode electrode group 112, some inorganic particulates 113 The carbon granules sub-electrode 114 of the hierarchical pore structure of multidimensional catalyst is loaded with, the area load of carbon granules sub-electrode 114 has noble metal, rare earth Metal and/or transition metal.Catalytic electrochemical wastewater treatment equipment also have energy supply control module 20, energy supply control module 20 with Catalyticing anode electrode group 111, catalytic cathode electrode group 112 are electrically connected, and realize that catalytic electrochemical reacts.Catalyticing anode electrode Group 111 and the surface of catalytic cathode electrode group 112 are loaded with the titanium electricity of noble metal, rare earth metal, transition metal, composition coating The Ti electrode net and/or the graphite electrode plate of composition coating of pole plate, composition coating.Inorganic particulate 113 is some movable Load multidimensional catalyst porous prilled inorganic material inorganic particulate 113, including ceramic particle, volcanic rock particle, stone Sand, diatomite particle, fly ash grain or blue or green violet stone particle etc.;The area load of inorganic particulate 113 has noble metal, rare earth metal And/or transition metal.Wherein, noble metal be zero dimension, one-dimensional, two-dimentional or three-dimensional noble metal, with Pt, Au, Pt, Ag, Ir, Pd, Ru or Rh;Rare earth metal has Ce or La;Transition metal has Fe, Cu, Mn, Ti, Y, V or Ni.The He of carbon granules sub-electrode 114 The volume proportion of inorganic particulate 113 is 1:0.5~10.In a preferred embodiment of the present utility model, carbon granules sub-electrode 114 and nothing The volume proportion of machine particle 113 is 1:3~6.Have in reactor shell 10 and positioned at the lower surface of catalytic electrochemical reaction zone 11 equal Pool 12, the side of reactor shell 10 is installed with the water inlet 121 connected with equal pool 12 close to bottom position.Reactor shell 10 sides are located at the lower section of water inlet 121 and are installed with air inlet 122 for injecting air and in equal pool 12 and and air inlet The gas distribution units 123 of the connection of mouth 122, gas distribution unit 123 is used to uniformly mix the waste water for injecting water inlet 121, plays water distribution work With again to catalyticing anode electrode group 111, catalytic cathode electrode group 112, catalyticing anode electrode group 111 and catalytic cathode electrode group Oxygen is provided filled with some mobilizable inorganic particulates 113 and some mobilizable carbon granules sub-electrodes 114 between 112, is energy It is enough that waste water is fully handled.Being located at the upper surface of catalytic electrochemical reaction zone 11 in reactor shell 10 has exhalant region 13, The opposite side of reactor shell 10 is installed with the delivery port 16 connected with exhalant region 13 close to tip position.Reactor shell 10 is another Side is installed with the backwash discharge outlet 124 connected with equal pool 12 close to bottom position., can after device uses a period of time To be backwashed via gas distribution unit 123, process subject to backwash terminates, and backwashing water is via backwash discharge outlet 124 from anti- Device housing 10 is answered to discharge reactor shell 10.The upper surface of reactor shell 10 is provided with the exhaust outlet with being connected in reactor shell 10 132, the gas that the air and reaction being passed through for discharging are produced.It is installed between catalytic electrochemical reaction zone 11 and pool 12 Water distributing plate 14, water distributing plate 14 is used to well mixed waste water being injected into catalytic electrochemical reaction zone 11 that to carry out catalytic electrochemical anti- Should.Overfalling weir 15 is installed between catalytic electrochemical reaction zone 11 and exhalant region 12, overfalling weir 15 is used for the waste water after processing Exhalant region 13 is spilt into, reactor shell 10 is discharged via delivery port 16.
The operation principle of the utility model catalytic electrochemical wastewater treatment equipment is:
Catalytic electrochemical wastewater treatment equipment of the present utility model, first, waste water are fixed via the side of reactor shell 10 Water inlet 121 inject equal pool 12, the waste water in equal pool 12 is under the gas distribution unit 123 and the collective effect of water distributing plate 14 To uniform mixing.Air enters gas distribution unit 123 via air inlet 122, for realizing that waste water is sufficiently mixed and strengthened catalysis electricity The water treatment effect of chemical reaction.Waste water enters catalytic electrochemical reaction zone 11 by water distributing plate 14, i.e., by catalyticing anode electricity Pole group 111, catalytic cathode electrode group 112, the hierarchical pore structure carbon granules sub-electrode 114 and supported catalyst for loading multidimensional catalyst The catalytic electrochemical reaction zone that constitutes of porous inorganic particle 113, waste water degraded or directly in catalytic electrochemical reaction zone Mineralising.Waste water after processing enters exhalant region 10 by overfalling weir 15, and discharges reactor shell 10 via delivery port 16.When urging Change electrochemical waste water treatment device to use after a period of time, backwashed via gas distribution unit 123, after end subject to backwash, Backwashing water is via the backwash discharge reactor shell 10 of discharge outlet 124.The gas that the air and reaction being passed through are produced passes through row Gas port 132 discharges reactor shell 10.Whole wastewater treatment process adjusts control by energy supply control module 20.
In first embodiment of the present utility model, as shown in Fig. 2 using catalytic electrochemical wastewater treatment of the present utility model Device is pre-processed to pharmaceutical wastewater, and after treatment, COD reduces by 40% to waste water, and Biodegradability of Wastewater can be improved To 0.32, biochemical is significantly improved, be easy to subsequent biochemical to handle.
In second embodiment of the present utility model, as shown in Fig. 2 using catalytic electrochemical wastewater treatment of the present utility model Device is to wastewater from chemical industry advanced treating, and waste water is after biochemical treatment, and water outlet COD is 90~122mg/L, and colourity surpasses 300 are crossed, after advanced treating, the COD of waste water drops to below 40mg/L, and colourity drops to less than 20.
In 3rd embodiment of the present utility model, as shown in figure 3, using catalytic electrochemical wastewater treatment of the present utility model Device is to petrochemical wastewater advanced treating, and petrochemical refining's waste water water outlet COD after biochemical treatment is 80~100mg/L, Colourity is more than 80, after advanced treating, and chemical oxygen demand of waste water drops to below 40mg/L, and colourity drops to less than 10.
In fourth embodiment of the present utility model, as shown in figure 4, using catalytic electrochemical wastewater treatment of the present utility model Device is individually handled extraordinary wastewater from chemical industry, and chemical oxygen demand of waste water is 1800~3000mg/L, and colourity is more than 120, warp Cross after the processing of catalytic electrochemical wastewater treatment equipment, chemical oxygen demand of waste water drops to below 60mg/L, and colourity drops to less than 30.
Each preferred embodiment of the present utility model described in detail above.It should be appreciated that the ordinary skill of this area Personnel just can make many modifications and variations without creative work according to design of the present utility model.Therefore, all this technologies Technical staff passes through logic analysis, reasoning or limited on the basis of existing technology according to design of the present utility model in field Available technical scheme is tested, all should be in the protection domain being defined in the patent claims.

Claims (10)

1. a kind of catalytic electrochemical wastewater treatment equipment, reactor shell and a power supply mould with one for handling waste water There is a catalytic electrochemical reaction zone, the catalytic electrochemical reaction zone has a catalyticing anode in block, the reactor enclosure body Electrode group and one with the catalytic cathode electrode group of the catalyticing anode electrode group mating reaction, the catalyticing anode electrode group and institute State some inorganic particulates that are filled between catalytic cathode electrode group, the energy supply control module respectively with catalyticing anode electricity Pole group, catalytic cathode electrode group electrical connection, it is characterised in that be uniformly loaded between the inorganic particulate filled with some The carbon granules sub-electrode of the hierarchical pore structure of multidimensional catalyst.
2. catalytic electrochemical wastewater treatment equipment as claimed in claim 1, it is characterised in that the carbon particle electrode surface is born It is loaded with noble metal, rare earth metal and/or transition metal.
3. catalytic electrochemical wastewater treatment equipment as claimed in claim 1, it is characterised in that the inorganic particulate is some negative The inorganic particulate of the porous prilled inorganic material of multidimensional catalyst is carried, the inorganic particulate includes ceramic particle, volcanic rock Grain, quartz sand, diatomite particle, fly ash grain and/or blue or green violet stone particle;The surface of inorganic particles be loaded with noble metal, Rare earth metal and/or transition metal;Your gold the catalyticing anode electrode group and the catalytic cathode electrode group surface are loaded with Category, rare earth metal, transition metal, the Ti electrode plate of composition coating, the Ti electrode net and/or composition coating of composition coating Graphite electrode plate.
4. catalytic electrochemical wastewater treatment equipment as claimed in claim 1, it is characterised in that in the reactor enclosure body and position There is an equal pool in the catalytic electrochemical reaction zone lower surface, the reactor shell side is installed with close to bottom position One water inlet connected with the equal pool.
5. catalytic electrochemical wastewater treatment equipment as claimed in claim 4, it is characterised in that the reactor enclosure body side surface position Be installed with below the water inlet air inlet for being used to injecting air and one be located in the equal pool and with the air inlet The gas distribution unit of mouth connection.
6. catalytic electrochemical wastewater treatment equipment as claimed in claim 5, it is characterised in that be located in the reactor enclosure body The catalytic electrochemical reaction zone upper surface has an exhalant region, and the opposite side of the reactor shell is fixed close to tip position There is a delivery port connected with the exhalant region;The opposite side of the reactor shell close to bottom position be installed with one with it is described The backwash discharge outlet of equal pool connection.
7. catalytic electrochemical wastewater treatment equipment as claimed in claim 1, it is characterised in that the reactor shell upper surface Exhaust outlet provided with one with being connected in the reactor enclosure body, the gas that the air and reaction being passed through for discharging are produced.
8. catalytic electrochemical wastewater treatment equipment as claimed in claim 4, it is characterised in that the catalytic electrochemical reaction zone A water distributing plate is installed between the equal pool, one is installed between the catalytic electrochemical reaction zone and the exhalant region Overfalling weir.
9. catalytic electrochemical wastewater treatment equipment as claimed in claim 1, it is characterised in that the carbon granules sub-electrode and described Inorganic particulate volume proportion is 1:0.5~10.
10. catalytic electrochemical wastewater treatment equipment as claimed in claim 1, it is characterised in that the carbon granules sub-electrode and institute It is 1 to state inorganic particulate volume proportion:3~6.
CN201720043313.4U 2017-01-13 2017-01-13 Catalytic electrochemical wastewater treatment equipment Expired - Fee Related CN206417892U (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107522267A (en) * 2017-09-19 2017-12-29 华东师范大学 A kind of multistage out-phase three-dimensional electrochemical reaction unit for waste water treatment
CN110182907A (en) * 2019-07-17 2019-08-30 东莞市亿霖环保科技有限公司 A kind of industrial wastewater treatment device of removable ammonia nitrogen
CN110642480A (en) * 2019-11-01 2020-01-03 广东威特雅环境科技有限公司 Method and system for treating landfill leachate
CN110818028A (en) * 2018-08-08 2020-02-21 江阴顶立环保科技有限公司 Three-dimensional electrolytic catalytic oxidation device
CN113336370A (en) * 2021-05-31 2021-09-03 淄博格瑞水处理工程有限公司 Electrocatalysis degradation device for organic wastewater without electrolyte

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107522267A (en) * 2017-09-19 2017-12-29 华东师范大学 A kind of multistage out-phase three-dimensional electrochemical reaction unit for waste water treatment
CN110818028A (en) * 2018-08-08 2020-02-21 江阴顶立环保科技有限公司 Three-dimensional electrolytic catalytic oxidation device
CN110182907A (en) * 2019-07-17 2019-08-30 东莞市亿霖环保科技有限公司 A kind of industrial wastewater treatment device of removable ammonia nitrogen
CN110642480A (en) * 2019-11-01 2020-01-03 广东威特雅环境科技有限公司 Method and system for treating landfill leachate
CN110642480B (en) * 2019-11-01 2021-10-29 广东威特雅环境科技有限公司 Method and system for treating landfill leachate
CN113336370A (en) * 2021-05-31 2021-09-03 淄博格瑞水处理工程有限公司 Electrocatalysis degradation device for organic wastewater without electrolyte

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Effective date of registration: 20210702

Address after: 201600 No.32, Shenshen Road, Chedun Town, Songjiang District, Shanghai 5786

Patentee after: Shanghai Fuyuan Environmental Protection Engineering Co.,Ltd.

Address before: Room a692-13, building 2, 351 GuoShouJing Road, China (Shanghai) pilot Free Trade Zone, Pudong New Area, Shanghai, 200120

Patentee before: LIZHONG ENVIRONMENT ENGINEERING TECHNOLOGY (SHANGHAI) Co.,Ltd.

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170818