CN209507687U - A kind of electro-catalysis water treatment facilities - Google Patents
A kind of electro-catalysis water treatment facilities Download PDFInfo
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- CN209507687U CN209507687U CN201821931549.2U CN201821931549U CN209507687U CN 209507687 U CN209507687 U CN 209507687U CN 201821931549 U CN201821931549 U CN 201821931549U CN 209507687 U CN209507687 U CN 209507687U
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Abstract
A kind of electro-catalysis water treatment facilities, including the shell with inlet and outlet, multiple cathode pressuring plates and anode plate for being successively spaced and stacking are provided in shell, cathode pressuring plate and anode plate have centre bore, central axis passes through centre bore and cathode pressuring plate and anode plate positioning compression is formed disk type structure and obstruct the two in central hole location barrier, waste water to be processed is entered by water inlet, and flowing of successively turning back between each cathode pressuring plate and anode plate forms access, and flows out from water outlet.The utility model increases reaction mass transfer efficiency and response path using disk type design, improves the reaction efficiency of electrocatalytic oxidation；Electro catalytic electrode staggeredly laminates mode using cathode and anode, increases electrode and places density, thus intensified response efficiency.Through processing saliferous industrial wastewater the result shows that: this method has good electrocatalytic oxidation ability, can significantly improve the removal efficiency of coloration in high-salt wastewater, ammonia nitrogen and COD, make water outlet reach integrated wastewater discharge primary standard.
Description
Technical field
The utility model belongs to water-treatment technology field, in particular to a kind of electro-catalysis water treatment facilities.
Background technique
Electro-catalysis water treatment technology is a kind of efficient water treatment technology of quick oxidation removal organic pollutant, is had extensive
Application prospect.The basic principle of electro-catalysis water treatment technology be make pollutant occur on the electrode Direct Electrochemistry reaction or
It connects electrochemical conversion and reduces or remove from waste water.It can be divided into Direct Electrolysis and indirect electrolytic.Direct Electrolysis refers to pollution
Object is directly oxidated or reduced on the electrode and removes from waste water.Indirect electrolytic refers to the redox generated using electrochemistry
Substance is (such as chlorate, hypochlorite, H with strong oxidizing property2O2And O3And solvated electron, HO, HO2Deng freely
Base) it is used as reactant or catalyst, so that pollutant is converted to the smaller substance of toxicity.Electro-catalysis processing technique has multi-functional
Property, high flexibility, pollution-free or of low pollution, easily controllable property the features such as, while its equipment it is small, land occupation less, operational management it is simple
And high treating effect, it is increasingly subject to the attention of people at present.But since it still has power consumption height, effect in practice
The disadvantages of unstable, hinders its extensive use.Seek energy-efficient electro-catalysis water treatment technology and equipment and has become electrification
Learn the important directions of application technical research.
Summary of the invention
In order to overcome the disadvantages of the above prior art, the purpose of this utility model is to provide a kind of electro-catalysis water process dresses
Set, through processing oil field high slat-containing wastewater the result shows that: this method has good electrocatalytic oxidation ability, can significantly improve useless
Coloration and the removal efficiency of COD in water make water outlet reach integrated wastewater discharge primary standard.
To achieve the goals above, the technical solution adopted in the utility model is:
A kind of electro-catalysis water treatment facilities is provided with more including the shell 7 with water inlet 12 and water outlet 11 in shell 7
A to be successively spaced the cathode pressuring plate 8 and anode plate 9 stacked, cathode pressuring plate 8 and anode plate 9 have centre bore, and central axis 16 is worn
It crosses centre bore and cathode pressuring plate 8 and 9 positioning compression of anode plate is formed disk type structure and obstructed in central hole location and hinder the two
Every waste water to be processed is entered by water inlet 12, and from the cathode pressuring plate 8 or anode plate 9 of top layer, successively baffling is downward, successively each
Flowing of turning back between cathode pressuring plate 8 and anode plate 9 forms access, and flows out from the water outlet 11 for being located at 7 lower section of shell, it is described in
Mandrel 16 is conductor, is located at the part in shell 7 and is cased with insulating washer 14, anode plate 9 passes through insulating washer 14 and central axis
16 connections, form anode conducting circuit；Cathode pressuring plate 8 is located at except insulating washer 14, and disk type structure is located in the shell 7
Both ends be provided with the end seal head 5 with cathode crimping bolt 13, cathode pressuring plate 8 is connect with cathode crimping bolt 13, formed cathode
Galvanic circle.
The outer diameter of the cathode pressuring plate 8 is greater than the outer diameter of anode plate 9, and cathode pressuring plate 8 is equipped with flow passage, to be processed useless
Water is entered by water inlet 12, and the flowing of turning back of the flow passage on edge and cathode pressuring plate 8 successively through anode plate 9 forms access,
And it is flowed out from water outlet 11.
It is closed between the outer edge of adjacent each cathode pressuring plate 8, each anode plate 9 is located at adjacent
In enclosure space between cathode pressuring plate 8.
Alternatively, the outer diameter of the cathode pressuring plate 8 is less than the outer diameter of anode plate 9, anode plate 9 is equipped with flow passage, wait locate
Reason waste water is entered by water inlet 12, and the flow passage on edge and anode plate 9 successively through cathode pressuring plate 8, which turns back to flow to be formed, leads to
Road, and flowed out from water outlet 11.
It is closed between the outer edge of adjacent each anode plate 9, each cathode pressuring plate 8 is located at adjacent
In enclosure space between anode plate 9.
Conductive gasket 15 is provided between the insulating washer 14 and central axis 16, the anode plate 9 passes through insulating washer
14 with conductive gasket 15, formed anode conducting circuit.
The part of corresponding disk type structure is provided with sealing ring 2 10, the end seal head 5 and shell outside the insulating washer 14
There is sealing ring 1 between 7 inner wall of body, sealing ring 1 is located in a circle protrusion of 7 inner wall of shell, 2 10 material of sealing ring
For PVC, plastics, silicon rubber, tetrafluoro, 14 material of insulating washer is PVC, plastics, silicon rubber or tetrafluoro；The conductive gasket
15 materials are copper, stainless steel, aluminium or titanium, and one 6 material of sealing ring is PVC, plastics, silicon rubber, tetrafluoro.
One end of the central axis 16 is equipped with encapsulation nut 1, encapsulates and is provided with anode pressure between nut 1 and central axis 16
Line washer 2, the part that the central axis 16 is located at outside shell 7 are cased with insulation sleeve 3 and insulating washer 4, and insulating washer 4 is located at insulation
Between set 3 and conductive gasket 15.
The cathode pressuring plate 8 is stainless steel, aluminium or titanium, and the anode plate 9 is yttrium oxide, ruthenium-oxide, the oxidation of iridium ruthenium alloy
Object, platinoiridita ruthenium alloy oxide, lead oxide, antimony-tin-oxide or the Ti electrode of platinum coating, the anode plate 9 are imperforate plate sun
Pole or porous plate anode.
Compared with prior art, the utility model has the beneficial effects that
(1) increase the electrode in unit volume using disk type structure and load area.
(2) interelectrode arrangement spacing is significantly reduced, reaction mass transfer efficiency and response path are increased, improves electrocatalytic oxidation
Reaction efficiency.
(3) electro-catalysis anode plate and cathode pressuring plate are staggered in electro-catalysis water treatment facilities enclosure interior, are formed and are turned back
Stream increases the reaction time.Electro catalytic electrode uses electro-catalysis anode plate and cathode pressuring plate disc arrangement mode, increases electrode and puts
Density is set, thus intensified response efficiency, conducive to application of the electro-catalytic oxidation technology in practical water treatment technology is realized.
Detailed description of the invention
Fig. 1 is apparatus structure schematic diagram described in the utility model.
Fig. 2 is the top view of the cathode pressuring plate of device described in the utility model.
Fig. 3 is the cross-sectional view of the cathode pressuring plate of device described in the utility model.
Fig. 4 is the top view of the anode plate of device described in the utility model.
Specific embodiment
The embodiments of the present invention is described in detail with reference to the accompanying drawings and examples.
As shown in Figure 1, a kind of electro-catalysis water treatment facilities, including the shell 7 with water inlet 12 and water outlet 11, shell 7
In be provided with multiple cathode pressuring plates 8 and anode plate 9 for being successively spaced and stacking, cathode pressuring plate 8 and anode plate 9 have centre bore,
Central axis 16 passes through centre bore and cathode pressuring plate 8 and 9 positioning compression of anode plate is formed disk type structure and hindered in central hole location
It is obstructed every by the two.
With reference to Fig. 2, Fig. 3 and Fig. 4, the outer diameter of cathode pressuring plate 8 is greater than the outer diameter of anode plate 9, in centre bore on cathode pressuring plate 8
Several flow passages are externally provided with, are closed between the outer edge of adjacent each cathode pressuring plate 8, each anode plate 9 is located at
In enclosure space between neighbouring cathode pressing plate 8.
Waste water to be processed is entered by water inlet 12, successively the stream on the edge and cathode pressuring plate 8 of the anode plate 9 through top layer
The flowing of turning back of through-hole road forms access, and flows out from the water outlet of the lower section of shell 7 11.
Alternatively, the outer diameter of cathode pressuring plate 8 is less than the outer diameter of anode plate 9, anode plate 9 is equipped with flow passage, and adjacent is each
It is closed between the outer edge of a anode plate 9, each cathode pressuring plate 8 is located in the enclosure space between adjacent anode plate 9.
Waste water to be processed is entered by water inlet 12, successively the stream on the edge and anode plate 9 of the cathode pressuring plate 8 through top layer
The flowing of turning back of through-hole road forms access, and flows out from the water outlet of the lower section of shell 7 11.
In the utility model, central axis 16 is conductor, and the part being located in shell 7 is cased with insulating washer 14, felt pad
The part of corresponding disk type structure is provided with sealing ring 2 10 outside circle 14, and anode plate 9 passes through sealing ring 2 10 and insulating washer 14
It is connect with central axis 16, forms anode conducting circuit；Cathode pressuring plate 8 is located at except insulating washer 14, and disk type is located in shell 7
The both ends of structure are provided with the end seal head 5 with cathode crimping bolt 13, have sealing ring 1 between 7 inner wall of end seal head 5 and shell,
Sealing ring 1 is located in a circle protrusion of 7 inner wall of shell, and cathode pressuring plate 8 is connect with cathode crimping bolt 13, and it is conductive to form cathode
Circuit.
Further, conductive gasket 15 can be set between insulating washer 14 and central axis 16, insulation is passed through by anode plate 9
Washer 14 and conductive gasket 15 form anode conducting circuit.
One end of central axis 16 is equipped with encapsulation nut 1, encapsulates and is provided with anode crimping pad between nut 1 and central axis 16
Circle 2, the part that central axis 16 is located at outside shell 7 are cased with insulation sleeve 3 and insulating washer 4, and insulating washer 4 is located at insulation sleeve 3 and leads
Between electrical pad circle 15.
In the utility model, the position of cathode pressuring plate 8 and anode plate 9 be can be interchanged, corresponding anode and cathode accessory role
It changes.
In the utility model, 2 10 material of sealing ring is PVC, plastics, silicon rubber, tetrafluoro, and 14 material of insulating washer is
PVC, plastics, silicon rubber or tetrafluoro；15 material of conductive gasket is copper, stainless steel, aluminium or titanium, and one 6 material of sealing ring is PVC, moulds
Material, silicon rubber, tetrafluoro.Cathode pressuring plate 8 is stainless steel, aluminium or titanium, and anode plate 9 is yttrium oxide, ruthenium-oxide, the oxidation of iridium ruthenium alloy
Object, platinoiridita ruthenium alloy oxide, lead oxide, antimony-tin-oxide or platinum coating Ti electrode, anode plate 9 be imperforate plate anode or
Porous plate anode.
The entire reaction unit of the utility model is compressed by encapsulation nut 1 and is encapsulated, and forms closed system, concrete operations are by following
Step carries out:
A, additional power source acts on anode plate 9 by anode pad for fixing electric wire line 2, and cathode crimping bolt 13 acts on cathode pressuring plate
8；
B, saliferous industrial wastewater (electro-catalysis waste water) is squeezed into from water inlet 12 with centrifugal multistage pump multiple centrifugal pump, flow velocity 1-5m/s,
Fluid is through cathode pressuring plate 8) duct around centre bore forms the stream that turns back；
C, adjusting extra electric field voltage is 1-10.0V, current density 5-60mA/cm2；
D, it after stable operation 1h, is sampled from water outlet 11, detects effluent color dilution, ammonia nitrogen, COD index.
It is several specific embodiments below.
Embodiment 1
Ruthenium-oxide coats Ni―Ti anode disk type electric catalysis reactor and handles saliferous industrial wastewater:
A, cathode pressuring plate 8 is stainless steel cathode pressing plate, and anode plate 9 is that ruthenium-oxide coats titanium anode plate；
B, saliferous industrial wastewater is squeezed into from water inlet 12 with centrifugal multistage pump multiple centrifugal pump, flow velocity 1m/s, fluid is through cathode pressuring plate 8
Duct forms the stream that turns back around centre bore；
C, adjusting extra electric field voltage is 2.0V, current density 10mA/cm2；
D, it after stable operation 1h, is sampled from water outlet 11, detects effluent color dilution, ammonia nitrogen, COD index.
Entering water COD is 483mg/L, ammonia nitrogen 232mg/L, can completely remove the coloration in water body, and water outlet COD is dropped to
40mg/L, ammonia nitrogen drop to 1mg/L, reach integrated wastewater discharge primary standard.
Embodiment 2
Lead oxide coats Ni―Ti anode disk type electric catalysis reactor and handles saliferous industrial wastewater:
A, cathode pressuring plate 8 is stainless steel cathode pressing plate, and anode plate 9 is that lead oxide coats titanium anode plate；
B, saliferous industrial wastewater is squeezed into from water inlet 12 with centrifugal multistage pump multiple centrifugal pump, flow velocity 2m/s, fluid is through cathode pressuring plate 8
Duct forms the stream that turns back around centre bore；
C, adjusting extra electric field voltage is 3.0V, current density 20mA/cm2；
D, it after stable operation 1h, is sampled from water outlet 11, detects effluent color dilution, ammonia nitrogen, COD index.
Entering water COD is 483mg/L, ammonia nitrogen 232mg/L, can completely remove the coloration in water body, and water outlet COD is dropped to
45mg/L, ammonia nitrogen drop to 1mg/L, reach integrated wastewater discharge primary standard.
Embodiment 3
A, cathode pressuring plate 8 is stainless steel cathode pressing plate, and anode plate 9 is that antimony-tin-oxide coats titanium anode plate；
B, saliferous industrial wastewater is squeezed into from water inlet 12 with centrifugal multistage pump multiple centrifugal pump, flow velocity 3m/s, fluid is through cathode pressuring plate 8
Duct forms the stream that turns back around centre bore；
C, adjusting extra electric field voltage is 4.0V, current density 30mA/cm2；
D, it after stable operation 1h, is sampled from water outlet 11, detects effluent color dilution, ammonia nitrogen, COD index.
Entering water COD is 483mg/L, ammonia nitrogen 232mg/L, can completely remove the coloration in water body, and water outlet COD is dropped to
42mg/L, ammonia nitrogen drop to 1.2mg/L, reach integrated wastewater discharge primary standard.
Embodiment 4
Yttrium oxide coats Ni―Ti anode disk type electric catalysis reactor and handles saliferous industrial wastewater:
A, cathode pressuring plate 8 is stainless steel cathode pressing plate, and anode plate 9 is that yttrium oxide coats titanium anode plate；
B, saliferous industrial wastewater is squeezed into from water inlet 12 with centrifugal multistage pump multiple centrifugal pump, flow velocity 5m/s, fluid is through cathode pressuring plate 8
Duct forms the stream that turns back around centre bore；
C, adjusting extra electric field voltage is 4.0V, current density 30mA/cm2；
D, it after stable operation 1h, is sampled from water outlet 11, detects effluent color dilution, ammonia nitrogen, COD index.
Entering water COD is 483mg/L, ammonia nitrogen 232mg/L, can completely remove the coloration in water body, and water outlet COD is dropped to
48mg/L, ammonia nitrogen drop to 1.2mg/L, reach integrated wastewater discharge primary standard.
Embodiment 5
Platinum coats Ni―Ti anode disk type electric catalysis reactor and handles saliferous industrial wastewater:
A, cathode pressuring plate 8 is stainless steel cathode pressing plate, and anode plate 9 is that platinum coats titanium anode plate；
B, saliferous industrial wastewater is squeezed into from water inlet 12 with centrifugal multistage pump multiple centrifugal pump, flow velocity 5m/s, fluid is through cathode pressuring plate 8
Duct forms the stream that turns back around centre bore；
C, adjusting extra electric field voltage is 4.0V, current density 30mA/cm2；
D, it after stable operation 1h, is sampled from water outlet 11, detects effluent color dilution, ammonia nitrogen, COD index.
Entering water COD is 483mg/L, ammonia nitrogen 232mg/L, can completely remove the coloration in water body, and water outlet COD is dropped to
46mg/L, ammonia nitrogen drop to 1.4mg/L, reach integrated wastewater discharge primary standard.
Embodiment 6
Platinoiridita ruthenium composite oxides coat Ni―Ti anode disk type electric catalysis reactor and handle saliferous industrial wastewater:
A, cathode pressuring plate 8 is stainless steel cathode pressing plate, and anode plate 9 is that platinoiridita ruthenium composite oxides coat titanium anode plate；
B, saliferous industrial wastewater is squeezed into from water inlet 12 with centrifugal multistage pump multiple centrifugal pump, flow velocity 3m/s, fluid is through cathode pressuring plate 8
Duct forms the stream that turns back around centre bore；
C, adjusting extra electric field voltage is 4.0V, current density 30mA/cm2；
D, it after stable operation 1h, is sampled from water outlet 11, detects effluent color dilution, ammonia nitrogen, COD index.
Entering water COD is 483mg/L, ammonia nitrogen 232mg/L, can completely remove the coloration in water body, and water outlet COD is dropped to
40mg/L, ammonia nitrogen drop to 1.0mg/L, reach integrated wastewater discharge primary standard.
Technical solution described in the utility model, there are multiple technologies enlightenment, the theoretical foundation of alternative has:
Anode plate 9 used in embodiment given by the utility model is yttrium oxide, ruthenium-oxide, the oxidation of iridium ruthenium alloy
Object, platinoiridita ruthenium alloy oxide, lead oxide, antimony-tin-oxide or the Ti electrode of platinum coating, the material of cathode pressuring plate 8 be titanium,
Thus stainless steel, aluminium are inferred: when anode plate 9 is using other types electrode (such as carbon cloth, carbon fiber, graphite electrode), cathode pressure
Plate 8 is also able to achieve the technology effect of the utility model using other types electrode (such as using carbon cloth, carbon fiber, graphite electrode)
Fruit.
Disk type electrode assembling mode in embodiment given by the utility model is a kind of improvement side of electrode arrangements
Formula, those skilled in the art can the technical solution according to provided by the utility model case study on implementation, obtain technical inspiration, pass through
Change disk type device structure and the method for operation, to realize the technical effect of the utility model.
In method described in the utility model, anode plate 8 and cathode pressuring plate 9 are using staggeredly laminating mode, this field
Technical staff can obtain technical inspiration according to technical solution provided by the utility model, using different arrangement methods, reach
To same technical effect.
Claims (10)
1. a kind of electro-catalysis water treatment facilities, which is characterized in that including the shell (7) with water inlet (12) and water outlet (11),
Multiple cathode pressuring plates (8) and anode plate (9) for being successively spaced and stacking, cathode pressuring plate (8) and anode plate are provided in shell (7)
(9) centre bore is had, central axis (16) passes through centre bore and cathode pressuring plate (8) and anode plate (9) positioning compression are formed disc
Formula structure and obstructing in central hole location obstructs the two, and waste water to be processed is entered by water inlet (12), from the cathode of top layer
Successively baffling is downward for pressing plate (8) or anode plate (9), and flowing of successively turning back between each cathode pressuring plate (8) and anode plate (9) is formed
Access, and from water outlet (11) outflow being located at below shell (7), the central axis (16) is conductor, is located in shell (7)
Part be cased with insulating washer (14), anode plate (9) pass through insulating washer (14) connect with central axis (16), formation anode conducting
Circuit；Cathode pressuring plate (8) is located at except insulating washer (14), and the both ends in the shell (7) positioned at disk type structure are provided with
End seal head (5) with cathode crimping bolt (13), cathode pressuring plate (8) are connect with cathode crimping bolt (13), and it is conductive to form cathode
Circuit.
2. electro-catalysis water treatment facilities according to claim 1, which is characterized in that the outer diameter of the cathode pressuring plate (8) is greater than
The outer diameter of anode plate (9), cathode pressuring plate (8) are equipped with flow passage, and waste water to be processed is entered by water inlet (12), successively through sun
The flowing of turning back of flow passage on the edge and cathode pressuring plate (8) of pole plate (9) forms access, and flows out from water outlet (11).
3. electro-catalysis water treatment facilities according to claim 2, which is characterized in that adjacent each cathode pressuring plate (8)
Outer edge between close, each anode plate (9) is located in the enclosure space between neighbouring cathode pressing plate (8).
4. electro-catalysis water treatment facilities according to claim 1, which is characterized in that the outer diameter of the cathode pressuring plate (8) is less than
The outer diameter of anode plate (9), anode plate (9) are equipped with flow passage, and waste water to be processed is entered by water inlet (12), successively through cathode
The flowing of turning back of flow passage on the edge and anode plate (9) of pressing plate (8) forms access, and flows out from water outlet (11).
5. electro-catalysis water treatment facilities according to claim 4, which is characterized in that adjacent each anode plate (9)
It is closed between outer edge, each cathode pressuring plate (8) is located in the enclosure space between adjacent anode plate (9).
6. electro-catalysis water treatment facilities according to claim 1, which is characterized in that the insulating washer (14) and central axis
(16) it is provided between conductive gasket (15), the anode plate (9) passes through insulating washer (14) and conductive gasket (15), forms sun
Pole galvanic circle.
7. electro-catalysis water treatment facilities according to claim 6, which is characterized in that the insulating washer (14) corresponds to disc outside
The part of formula structure is provided with sealing ring two (10).
8. electro-catalysis water treatment facilities according to claim 6, which is characterized in that the end seal head (5) and shell (7) inner wall
Between have a sealing ring one (6), sealing ring one (6) is located in a circle protrusion of shell (7) inner wall.
9. electro-catalysis water treatment facilities according to claim 6, which is characterized in that one end of the central axis (16) is equipped with
It encapsulates nut (1), encapsulates and be provided with anode pad for fixing electric wire line (2) between nut (1) and central axis (16).
10. electro-catalysis water treatment facilities according to claim 6, which is characterized in that the central axis (16) is located at shell (7)
Outer part is cased with insulation sleeve (3) and insulating washer (4), insulating washer (4) be located at insulation sleeve (3) and conductive gasket (15) it
Between.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821931549.2U CN209507687U (en) | 2018-11-22 | 2018-11-22 | A kind of electro-catalysis water treatment facilities |
| US16/672,340 US11345620B2 (en) | 2018-11-22 | 2019-11-01 | Disc-type electrocatalytic water treatment device |
Applications Claiming Priority (1)
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Effective date of registration: 20230628 Address after: Room 034, F2002, 20th Floor, Building 4-A, Xixian Financial Port, Fengdong New City Energy Jinmao District, Xixian New District, Xi'an City, Shaanxi Province, 712000 Patentee after: Shaanxi Haofeng Jingcheng Environmental Technology Co.,Ltd. Address before: 710021 Shaanxi province Xi'an Weiyang university campus of Shaanxi University of Science and Technology Patentee before: SHAANXI University OF SCIENCE & TECHNOLOGY |