Summary of the invention
In view of this, the present invention is directed to the disappearance of prior art existence, its main purpose is to provide a kind of electricity flocculation wastewater treatment electrode, it is made into tube shape by negative electrode and anode, directly as pipeline, use, and increase sealing function, electrocatalysis and chemistry reflection directly occur while making drainage flow in tube cavity, wastewater treatment efficiency significantly improves, Reaction time shorten.
For achieving the above object, the present invention adopts following technical scheme:
An electricity flocculation wastewater treatment electrode, comprises anode and negative electrode for electrocatalysis, and this negative electrode in a tubular form, forms tube chamber in the inside of negative electrode; This anode is bar-shaped or tubulose, and anode is supported in the tube chamber center of negative electrode by several bracing frames; Each bracing frame comprises a ring bodies and by a plurality of support ribs of the outside radiation formation of this ring bodies, this anode is arranged in the formed annular collar of ring bodies, the inner-wall surface of each support ribs Contact cathod pipe and and the inner-wall surface of cathode tube between form a plurality of water stream channels that impel current to form eddy current; In addition, this negative electrode overcoat has the leakproof sebific duct that can avoid body gas leakage.
As a kind of preferred version, a water supply connector and a water out adapter are installed respectively in the two ends of described leakproof sebific duct, and this water-in and water-out joint and the sealed at both ends of leakproof sebific duct are joined.
As a kind of preferred version, described water supply connector has a feed-water end and connects body and and be connected body with this feed-water end and be the water-in that T word is arranged; This water out adapter has a water side and connects body and and be connected body with this water side and be the water outlet that T word is arranged, and this water-in, negative electrode tube chamber and water outlet communicate.
As a kind of preferred version, the end of described water supply connector is provided with the first sealing plug, and the center of this first sealing plug has first through hole passing for anode end.
As a kind of preferred version, the end of described water out adapter is provided with the second sealing plug, and the center of this second sealing plug has second through hole passing for cathode end.
As a kind of preferred version, between described anode and negative electrode, be equipped with 4 bracing frames, each bracing frame is supported in respectively two ends and the middle part of this anode.
As a kind of preferred version, support frame as described above is insulating material.
As a kind of preferred version, support frame as described above has 5 support ribs, between adjacent two support ribs, forms arc groove, encloses and form described water stream channel between arc groove and cathode tube cavity wall face.
The present invention compared with prior art has obvious advantage and beneficial effect, particularly, as shown from the above technical solution, it is mainly that the electrode of waste disposal plant (negative electrode and anode) is directly made into form of tubes: first, negative electrode exists with a kind of form of pipeline, the inner tube chamber that forms of negative electrode of tubulose, sewage can directly flow in tube chamber, while flow, carries out electrolysis; Secondly, the glue-leakage-resistant seal of tube, outside negative electrode, provides the reaction compartment of sealing, and the obnoxious flavour of generation can loss, be easy to control, reaction comprehensively, combined and instant; In addition, because intraluminal anode is to be supported by a plurality of bracing frames, the water stream channel on bracing frame makes the current that pass through at this form eddy current, thereby liquid medicine is better mixed, and solubleness is higher, and treatment effect is better.
For more clearly setting forth constitutional features of the present invention and effect, below in conjunction with accompanying drawing and specific embodiment, the present invention is described in detail.
Accompanying drawing explanation
Fig. 1 is the front view of electricity flocculation wastewater treatment equipment of the present invention's embodiment;
Fig. 2 is the enlarged view of pipeline of the present invention's embodiment;
Fig. 3 is the partial schematic diagram of head end of pipeline of the present invention's embodiment;
Fig. 4 is the partial schematic diagram of end of pipeline of the present invention's embodiment;
Fig. 5 is the schematic diagram of bracing frame of pipeline of the present invention's embodiment;
Fig. 6 is the left view of electricity flocculation wastewater treatment equipment of the present invention's embodiment, and in figure, each pipeline is connected in series;
Fig. 7 is the left view of electricity flocculation wastewater treatment equipment of the present invention's embodiment, and in figure, each pipeline is connected in parallel;
Fig. 8 is the schematic diagram of Sewage treatment systems in the present invention's embodiment.
Accompanying drawing identifier declaration:
1, Sewage treatment systems
10, electricity flocculation wastewater treatment equipment 11, pipeline
111, first segment pipe 112, end pipeline
113, intermediate conduit 114, joint
1141, water supply connector 1141-1 feed-water end connects body
1141-2, water-in 1142, water out adapter
1142-1 water side connects body 1142-2 water outlet
115, anode 116, negative electrode
1161, tube chamber 117, leakproof sebific duct
118, sealing plug 1181, the first sealing plug
1182, the first through hole 1183, the second sealing plug
1184, the second through hole 119, bracing frame
1191, ring bodies 1192, support ribs
1193, arc groove 1194, water stream channel
12, water-in
13, water intaking valve 14, water outlet
15, pressurizing valve 16, detection valve
17, dosing valve 18, support
19, screw
20, PH adjusts pond 30, reaction tank
40, transferpump 50, PH adjust back pond
60, coagulation basin 70, equipment for separating liquid from solid
80, produce water pump.
Embodiment
Please refer to shown in Fig. 1 to Fig. 7, it has demonstrated the concrete structure of electricity flocculation wastewater treatment equipment 10 of the present invention's preferred embodiment, this electricity flocculation wastewater treatment equipment 10 is to compose in series by multistage pipeline 11 is roundabout, in first segment pipe 111 be provided with water-in 12, these water-in 12 places are installed into water valve 13.In end pipeline 112, be provided with water outlet 14, pressurizing valve 15 is installed at these water outlet 14 places.Middle arbitrary segment pipe 113 is with joint 114 place's installation and measuring valves 16 of its preceding paragraph pipeline, install dosing valves 17 with joint 114 places of its next segment pipe.
As shown in Figures 2 to 5, every segment pipe 11 includes anode 115 and the negative electrode 116 for electrocatalysis.This negative electrode 116 in a tubular form, forms tube chamber 1161 in the inside of negative electrode 116; This anode 115 is bar-shaped or tubulose, and anode 115 is supported in tube chamber 1161 centers of negative electrode 116 by several bracing frames 119; Each bracing frame 119 comprises a ring bodies 1191 and by a plurality of support ribs 1192 of the outside radiation formation of this ring bodies, this anode 115 is arranged in the formed annular collar of ring bodies 1191, the inner-wall surface of each support ribs 1192 Contact cathod pipes 116 and and the inner-wall surface of cathode tube 116 between form a plurality of water stream channels 1194 that impel current to form eddy current.In addition, these negative electrode 116 overcoats have the leakproof sebific duct 117 that can avoid body gas leakage.
In the present embodiment, support frame as described above is insulating material.Between described anode 115 and negative electrode 116, be equipped with 4 bracing frames 119, each bracing frame 119 is supported in respectively two ends and the middle part of this anode 115.It should be noted that, the quantity of bracing frame 119 is not limited to 4, can freely increase and decrease according to needs.Each bracing frame has 5 support ribs 1192, between adjacent two support ribs 1192, forms arc groove 1193, encloses and form described water stream channel 1194 between arc groove and anode tube cavity wall face.
By anodic-cathodic 116,115 forms with a kind of pipeline are existed, sewage can directly flow in tube chamber, while flow, carries out electrolysis, reacts more abundant.Secondly, anodic-cathodic 116,115 is inserted in leakproof sebific duct 117, thereby this electricity flocculation wastewater treatment equipment 10 is not all existed and leaks, leaks gas by water-in 12 to water outlet 14 integral body, and the reaction compartment of sealing is provided, reaction is comprehensive, combined and instant.In addition, by pressurizing valve 15 being set at water outlet 14 places, can be to gas pressurization, the space of sealing makes gas solubility higher, and treatment effect is better.Nationality is by arranging water stream channel 1194 on bracing frame 119 again, and current are flowed through behind the little space of this water stream channel 1194 by large space, produce eddying effect, thereby liquid medicine better mixed through the current of water stream channel 1194, and solubleness is higher, and treatment effect is better
Particularly, as shown in Figure 3 and Figure 4, a water supply connector 1141 and a water out adapter 1142 are installed respectively in the two ends of described leakproof sebific duct 117, and this water-in and water-out joint 1141 joins with the sealed at both ends of leakproof sebific duct 1142, guarantee that each segment pipe 11 is water-tight, gas leakage.Wherein, this water supply connector 1141 has a feed-water end and connects body 1141-1 and and be connected body with this feed-water end and be the water-in 1141-2 that T word is arranged; This water out adapter 1142 has a water side and connects body 1142-1 and and be connected body with this water side and be the water outlet 1142-2 that T word is arranged, this water-in 1141-2, negative electrode tube chamber 1161 and the water outlet 1142-2 that communicates.
In addition, the two ends of each segment pipe 11 all have sealing plug 118.Wherein, the end of described water supply connector 1141 is provided with the first sealing plug 1181, and the center of this first sealing plug 1181 has first through hole 1182 passing for anode end; The end of described water out adapter 1142 is provided with the second sealing plug 1183, and the center of this second sealing plug 1183 has second through hole 1184 passing for cathode end.
As shown in Figure 6, Figure 7, the pipeline 11 of described electricity flocculation wastewater treatment equipment 10 has two rows at least, and each segment pipe is arranged on support 18, preferably can be fixing by screw 19 between each segment pipe and support 18, thus equipment fast demountable, by place flexible combination, take up an area littlely, be applicable to various environment.
In this device, each discharge pipe 11 can join by serial or parallel connection.
As shown in Figure 6, when series connection, each discharge pipe 11 front and back are set up in parallel, and the first segment pipe 111 of front discharge pipe 11 is located at below, and end pipeline 112 is located at top, and intermediate conduit 113 increases successively highly upwards serial connection and installs; Described rear of tube road 11 ' first segment pipe 111 ' be located at top, end pipeline 112 ' be located at below, intermediate conduit 113 ' reduce successively serial connection highly downwards to install; The end pipeline 112 of this front discharge pipe 11 and rear of tube road 11 ' first segment pipe 111 ' between be connected in series.When selecting while being connected in series, electricity flocculation wastewater treatment equipment 10, because pipeline lengthens as original several times, makes sewage make treatment effect better.
As shown in Figure 7, when parallel connection, each discharge pipe 11 front and back are set up in parallel, and the first segment pipe 111 of each discharge pipe 11 is all located at below, and end pipeline 112 is all located at top, and intermediate conduit 113 all increases successively highly upwards serial connection and installs; The first segment pipe 111 of each discharge pipe 11 converges and is connected on water intaking valve 13, and the end pipeline 112 of each discharge pipe 11 converges and is connected on pressurizing valve 15.When selecting while being connected in parallel, electricity flocculation wastewater treatment equipment 10 each discharge pipes 11 act on simultaneously, add high throughput.
The principle of this electricity flocculation wastewater treatment equipment 10 is: adopt high-voltage pulse coagulation technology, and the traditional low voltage of this technological breakthrough, the electrolytic process of large electric current, and adopt the little electric current of high-voltage---high-voltage pulse coagulation method (HVES).This method adopts electrochemical principle, by applying high voltage effect, produce electrochemical reaction, electric energy conversion, it is chemical energy, through single Electrocoagulation equipment, can carry out redox reaction to the organic or inorganic thing in waste water, and then condense, float and remove, pollutent is separated from water body, can effectively remove the Cr in electroplating comprehensive waste water
6+, Zn
2+, Ni
2+, Cu
2+, Cd
2+, CN, oil, phosphoric acid salt and COD, SS and colourity.
Because the front end of every segment pipe 11 all has the valve 16 of detection, back segment has dosing valve 17, first, by the concentration that detects valve 16 and detect oxygenants, if concentration reaches standard, the dosing valve 17 at rear is failure to actuate, if concentration is rarer, the dosing valve 17 at rear adds approximately automatically.So still realize and automatically adjust concentration, and any pipeline section can add medicament, can utilize the processing power of leading portion pipe as far as possible, and add medicament at back segment pipe, can save dosage.
When the preferred Fe of soluble anode 115(the present embodiment rod extremely) pass to after direct current, the oxidized electronics that loses of anode, forms metallic cation Fe
2+, anode 115 principal reactions are: Fe-2e
-→ Fe
2+
4OH-4e
-→2H
2O+2[O]→O
2↑
The new life [O] that anode 115 produces has very strong oxidation capacity, the organism in can oxidizing water.Through the electrochemical sewage of tubular type, the Fe that its anode 115 dissociates
2+there is superpower coagulation effect, be about 5 times of usefulness of general chemical agent; Through containing Al(OH)
3during the coagulation basin 60 of coagulant aids, be more conducive to coagulating sedimentation.
As shown in Figure 8, it has shown that this electricity flocculation wastewater treatment equipment 10 is applied to the schematic diagram of Sewage treatment systems 1.This Sewage treatment systems 1 comprises that by sewage disposal, flowing to the following structure setting gradually: PH adjusts pond 20, reaction tank 30, transferpump 40, electricity flocculation wastewater treatment equipment 10, PH readjustment pond 50, coagulation basin 60, equipment for separating liquid from solid 70 and produce water pump 80.
Waste water injects after this PH adjusts pond 20 and carries out PH adjustment, and this reaction tank 30 is located at this PH and is adjusted 20 sides sides, pond and communicate with PH adjustment pond 20, and waste water flows to reaction tank 30 by PH adjustment pond 20 and carries out chemical reaction; Pipeline by transferpump 40 is connected on the water outlet of reaction tank 30 and the water-in 12 of this electricity flocculation wastewater treatment equipment 10 again, by the waste water suction electricity flocculation wastewater treatment equipment 10 of reaction tank 30, the water outlet 14 of this electricity flocculation wastewater treatment equipment 10 passes into PH readjustment pond 50, this PH readjustment pond 50 communicates with this coagulation basin 60, the water side of this coagulation basin 60 passes into equipment for separating liquid from solid 70, by producing water pump 80, is connected on equipment for separating liquid from solid 70 and the clear water after processing is sent.
The water treatment process of Sewage treatment systems 1 of the present invention is: heavy metal wastewater thereby → pH adjustment → tubular type electrochemistry wastewater treatment → Al(OH)
3reaction coagulation → medial launder → solid-liquid separation → product water.
In actual operating process, can adjust between pond 20 and electricity flocculation wastewater treatment equipment 10 and add oxygenant (as oxydol H at pH
2o
2), and 10 of wastewater treatment equipments of electricity flocculation serve as a katalysis, can obtain by experiment, this method can make the clearance of heavy metal significantly improve.In electrochemical treatment flow process in the past, also existence is processed thoroughly, the time is long, inefficient problem.In general, the efficiency that electricity flocculation wastewater treatment equipment 10 is processed heavy metal ion, at 70-80%, utilizes interlude to add the mode of oxygenant can make the electrochemical treatment effect of tubular type significantly improve, Reaction time shorten, and add H
2o
2after oxygenant, processing efficiency can reach more than 90%.
In sum, design focal point of the present invention is, it is mainly that the electrode of waste disposal plant 10 (negative electrode 116 and anode 115) is directly made into form of tubes: first, negative electrode 116 exists with a kind of form of pipeline, the inner tube chamber 1161 that forms of negative electrode 116 of tubulose, sewage can be directly interior mobile at tube chamber 1161, while flow, carries out electrolysis; Secondly, leakproof sebific duct 117 is sealed in outside negative electrode 1161, and the reaction compartment of sealing is provided, and the obnoxious flavour of generation can loss, be easy to control, reaction comprehensively, combined and instant; In addition, because intraluminal anode 115 is that the water stream channel 1194 on bracing frame 119 makes the current that pass through at this form eddy current by a plurality of bracing frame 119 supportings, thereby liquid medicine is better mixed, and solubleness is higher, and treatment effect is better.
Secondly, electricity is flocculated wastewater treatment equipment 10 is applied to sewage disposal.First, because the pipeline 11 of this electricity flocculation wastewater treatment equipment 10 is multi-stage types, the upstream extremity of every segment pipe 11 arranges and detects valve 16, downstream end arranges dosing valve 17, thereby by the order that first detects dosing again, if detectable level is up to standard without dosing, if Automatic Dosing up to standard can add medicament to realize any pipeline section, and can add different medicaments in the different flow processs of different pipe sections, to meet processing needs.Secondly, each segment pipe 11 is inserted in anodic-cathodic 115,116 interior, and in outside with 117 sealings of leakproof sebific duct, the reaction compartment of sealing is provided, the obnoxious flavour of generation can loss, is easy to control, reaction is comprehensive, combined and instant.Moreover, due to the environment of each segment pipe 11 interior sealings, add at water outlet 14 places pressurizing valve 15 is set, can make gas solubility higher to gas pressurization, treatment effect be better.In addition, can independent assortment due to the component specification product of each segment pipe 11, equipment cost is low, simple in structure, safeguards easily.Finally, each pipeline 11 can be connected and be made treatment effect better, also can parallel connection add high throughput, and assembling mode diversity, meets different sewage processing demands.
The above, it is only preferred embodiment of the present invention, not technical scope of the present invention is imposed any restrictions, therefore any trickle modification, equivalent variations and modification that every foundation technical spirit of the present invention is done above embodiment all still belong in the scope of technical solution of the present invention.