CN201825763U - Electric coagulation type sewage treatment device - Google Patents
Electric coagulation type sewage treatment device Download PDFInfo
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- CN201825763U CN201825763U CN2010205643781U CN201020564378U CN201825763U CN 201825763 U CN201825763 U CN 201825763U CN 2010205643781 U CN2010205643781 U CN 2010205643781U CN 201020564378 U CN201020564378 U CN 201020564378U CN 201825763 U CN201825763 U CN 201825763U
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- coated steel
- electrolytic zinc
- casing
- sewage
- waste disposal
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Abstract
The utility model discloses an electric coagulation type sewage treatment device which comprises a box body, a water inlet, a water outlet, an electrolytic plate and a plurality of insulated gate plates, wherein the electrolytic plate consists of a plurality of first electrolytic plates, a plurality of second electrolytic plates arranged at intervals with the first electrolytic plates, and a plurality of third electrolytic plates arranged between the first electrolytic plates and the second electrolytic plates which are adjacent; a first clearance by which sewage can pass is arranged between one of the two adjacent electrolytic plates and the internal top surface of the box body; a second clearance by which the sewage can pass is arranged between the other one of the two adjacent electrolytic plates and the internal bottom surface of the box body; and the plurality of insulated gate plates are arranged in the box body and divide the box body into a plurality of sewage treatment units that are sequentially arranged in width direction. By adopting the sewage treatment device, the speed of water flow can be enhanced, the efficiency of sewage treatment can be improved, the energy consumption can be reduced, and a procedure of removing passivated membrane by pickling can be avoided; and the electric coagulation sewage treatment device is beneficial for energy conservation, environment protection and cost reduction.
Description
Technical field
The utility model relates to a kind of waste disposal plant, and the film formed electricity of particularly energy-conservation no passivation coagulates the formula waste disposal plant.
Background technology
It is the sewage water treatment method of using always that electricity coagulates the formula sewage water treatment method, its principle of work is: utilize charged ion or other charge species can form suspended substance or sedimentary characteristic in water with after the particle of oppositely charged combines, the ion that in sewage, adds oppositely charged, can make pollutent such as heavy metal ion and inorganic or organic colloid generation precipitation in the water, thereby reach the effect of purifying waste water.Compare with the chemical coagulation method, electricity coagulates the formula sewage treatment plurality of advantages, fast as processing speed, the efficient height, and the level of automation height does not use chemical substance, the recyclable utilization of water after the processing etc.
Yet, electricity coagulates the formula waste disposal plant at present still many defectives, for example, electrolytic zinc-coated steel sheet is arranged to contour side by side arrangement mode usually, sewage is to be communicated with arbitrarily when flowing through electrolytic zinc-coated steel sheet, therefore sewage may be from the by-pass mistake of electrolytic zinc-coated steel sheet, and so easy formation by-pass current increases the current consumption of device; The flow pattern at sewage its each position when flowing through electrolytic zinc-coated steel sheet of this simultaneously " being communicated with arbitrarily ", velocity of flow also can be different, cause the electrolytic efficiency of electrolytic zinc-coated steel sheet to differ; And because each position of electrolytic zinc-coated steel sheet is subjected to the surging force difference of sewage, in the course of time, the electrolytic zinc-coated steel sheet easy deformation; Therefore, summing up present electricity in conjunction with above-mentioned example, to coagulate the problem that the formula waste disposal plant mainly exists as follows:
1, forms by-pass current between electrolytic zinc-coated steel sheet and the electrolytic zinc-coated steel sheet easily, current consumption is increased;
2, the easy absorption of the agglutinating matter that produces in the sewage treatment process is deposited on the electrolytic zinc-coated steel sheet, produces concentration polarization, makes resistance increase, and hinders the cohesion of metallic cation, and the reduction electricity coagulates efficient;
3, its surface can generate the layer of metal oxide passivation film after electrolytic zinc-coated steel sheet used for some time, the method of traditional removal passive film is to use pickling, can cause secondary pollutant like this, and corrosion consumes certain electrode materials, the cost of consumption acids is also bigger simultaneously;
4, when flow velocity was higher, electrolytic zinc-coated steel sheet easily was out of shape because of water impact, may cause short circuit;
5, flow velocity skewness on electrolytic zinc-coated steel sheet causes the electrode dissolving of electrolytic zinc-coated steel sheet different sites uneven.
Summary of the invention
Technical problem to be solved in the utility model is to overcome the deficiencies in the prior art, provides a kind of improved electricity to coagulate the formula waste disposal plant.
For solving above technical problem, the utility model is taked following technical scheme:
A kind of electricity coagulates the formula waste disposal plant, it comprises casing, be arranged on the water-in and the water outlet of the relative both sides of casing, the a plurality of electrolytic zinc-coated steel sheets that are arranged in the casing and arrange along the length direction of casing along the short transverse of casing, these a plurality of electrolytic zinc-coated steel sheets are by a plurality of first electrolytic zinc-coated steel sheets that are connected with a utmost point of power supply by lead, be connected with another utmost point of power supply and form by lead with spaced at least one second electrolytic zinc-coated steel sheet of a plurality of first electrolytic zinc-coated steel sheet and a plurality of the 3rd electrolytic zinc-coated steel sheets that are arranged between the first adjacent electrolytic zinc-coated steel sheet and second electrolytic zinc-coated steel sheet, wherein: in two adjacent electrolytic zinc-coated steel sheets one leading flank with casing, trailing flank and inner bottom surface are tightly connected mutually, and and leave first space that can pass through for sewage between the inner top surface of casing; Leading flank, trailing flank and the inner top surface homogeneous phase of another in two adjacent electrolytic zinc-coated steel sheets and casing are tightly connected, and and leave second space that can pass through for sewage between the inner bottom surface of casing, the mode that makes sewage turn back with up-flow is passed through casing, described waste disposal plant also comprise be arranged on case intravital at least one the insulation screen, it is used for casing is separated into a plurality of independently sewage disposals unit that a plurality of broad ways are arranged in order.
According to a preferred aspect of the present utility model, the insulation screen has a plurality of, and a plurality of insulation screen is along the width uniform distribution of casing.According to a specific embodiments: each insulation screen by between inner surface that is arranged on casing and the adjacent electrolytic zinc-coated steel sheet and a plurality of insulation grizzly bars between the two adjacent electrolytic zinc-coated steel sheets form.Preferably, between insulation grizzly bar and the electrolytic zinc-coated steel sheet, and be fixedly connected between the inner surface of insulation grizzly bar and casing, but blow-by.So, when in casing, feeding pressurized air, air is run through in the whole box body.The cross-sectional shape of insulation grizzly bar can be for being regular or irregular, the shape of preference rule, and for example Polygonss such as circle or tetragon, pentagon or hexagon most preferably are circle.
According to the utility model, the material of described insulation grizzly bar can be polypropylene (PP), polyvinyl chloride (PVC), polyvinylidene difluoride (PVDF) (PVDF) or nylon.The material of described first electrolytic zinc-coated steel sheet and second electrolytic zinc-coated steel sheet can be nonexpendable electro-conductive material when the electrolysis such as stainless steel, graphite or titanium alloy, described the 3rd electrolytic zinc-coated steel sheet is then made for consumption type metal materials such as iron or aluminium, and its positively charged, another side when electrolysis are electronegative.
According to further preferred version of the present utility model: described water-in has a plurality of, and a plurality of water-in respectively with the corresponding connection in a plurality of sewage disposals unit, so be convenient to sewage separation is introduced in each sewage disposal unit.
According to a concrete aspect, waste disposal plant also comprises the water inlet pipe that is common to input sewage with water-in mutually, and on water inlet pipe, be provided with the flow control valve of regulating the discharge of sewage,, keep sewage at the intravital turbulence state of case in order to the flow and the flow velocity of control sewage.
According to another concrete aspect, described waste disposal plant also comprises a plurality of compressed air inlets on the bottom side that is arranged on casing and provides compressed-air actuated compressed air supply system by the compressed air inlet in casing, its effect is when waste disposal plant is worked, spray into pressurized air to box house, the throw out that is deposited on the throw out on the electrolytic zinc-coated steel sheet and is deposited on bottom half is blown afloat, dissolve in the water, and flow out casing with current.
Owing to take above technical scheme, the utility model compared with prior art has following advantage:
1, in each sewage disposal unit of the present utility model, the water flow mode that sewage is turned back with up-flow passes through casing, on the one hand, can not form by-pass current, thereby avoid waste electric energy; On the other hand, effectively avoid electrolytic zinc-coated steel sheet bottom pneumatosis phenomenon;
2, adopt the insulation screen that casing is divided into a plurality of sewage disposals unit, on the one hand,, make sewage more even, improved the dissolution evenness of electrolytic zinc-coated steel sheet, help improving the service efficiency of electrolytic zinc-coated steel sheet in the intravital distribution of case by sewage separation is handled; On the other hand, can disperse current to electrolytic zinc-coated steel sheet surging force, make electrolytic zinc-coated steel sheet can not be out of shape because of the impact of high velocity flow, avoid causing short circuit;
3, adopt the utility model, can increase flow velocity, make sewage form turbulent flows, thereby can in time the agglutinating matter on the electrolytic zinc-coated steel sheet be moved apart electrode body, can not form the passive film that is difficult to remove on the electrolytic zinc-coated steel sheet surface, both improve electricity and coagulated efficient, and avoided the pickling of existing apparatus to remove the passive film operation, the work-ing life that is beneficial to energy-saving and environmental protection and improves electrode materials again.
Description of drawings
The utility model is described in more detail below in conjunction with accompanying drawing and concrete embodiment:
Fig. 1 is the vertical view of waste disposal plant of the present utility model;
Fig. 2 is the vertical cross-sectional schematic of the A-A of Fig. 1;
Fig. 3 is the vertical cross-sectional schematic of the B-B of Fig. 1;
Wherein: 1, casing; 2, water-in; 20, water inlet pipe; 21, flow control valve; 3, water outlet; 4, first electrolytic zinc-coated steel sheet; 5, second electrolytic zinc-coated steel sheet; 6, the 3rd electrolytic zinc-coated steel sheet; 40, first space; 50, second space; 7, insulation screen; 70, insulation grizzly bar; 8, sewage disposal unit; 9, compressed air inlet.
Embodiment
As shown in Figures 1 to 3, the waste disposal plant according to present embodiment mainly comprise casing 1, the water-in 2 that is arranged on casing 1 relative both sides and water outlet 3, a plurality of electrolytic zinc-coated steel sheets that are arranged in the casing 1 and are arranged in order along the length direction of casing 1, be arranged on case intravital with casing 1 separate into that broad ways is arranged in order three independently sewage disposal unit 8 insulation screen 7 and compressed-air actuated compressed air supply system (not shown) is provided in described casing 1.
In this example, the set-up mode of electrolytic zinc-coated steel sheet makes sewage to pass through casing 1 in the mode that up-flow is turned back, specifically, electrolytic zinc-coated steel sheet is by a plurality of first electrolytic zinc-coated steel sheets 4 that are connected with a utmost point of power supply by lead, by lead be connected with another utmost point of power supply and and first electrolytic zinc-coated steel sheet, 4 spaced second electrolytic zinc-coated steel sheets 5 and a plurality of the 3rd electrolytic zinc-coated steel sheets 6 of being arranged between the first adjacent electrolytic zinc-coated steel sheet 4 and second electrolytic zinc-coated steel sheet 5 constitute, wherein: in two adjacent electrolytic zinc-coated steel sheets one leading flank with casing, trailing flank and inner bottom surface are tightly connected mutually, and and leave first space 40 that can pass through for sewage between the inner top surface of casing 1; Leading flank, trailing flank and the inner top surface homogeneous phase of another in two adjacent electrolytic zinc-coated steel sheets and casing 1 are tightly connected, and and leave second space 50 that can pass through for sewage between the inner bottom surface of casing 1, thereby, sewage at first passes through first space 40 in the mode of up-flow, dirty then returning flow through second space 50, and so forth until discharging from water port 2.
In this example, each insulation screen 7 is not to be a whole plate, but be connected between electrolytic zinc-coated steel sheet and the casing 1 and the material between the two adjacent electrolytic zinc-coated steel sheets is that the insulation grizzly bar 70 of PP constitutes by a plurality of, the cross-sectional shape of insulation grizzly bar 70 can be circle, square, prismatic, pentagon, hexagon etc.Though be square in this example, the technology of this area should understand, other shape also is feasible, and in generalized case, circle is preferred cross-sectional shape.
Three corresponding above-mentioned sewage disposal unit 8 are provided with three water-ins 2 on casing 1, be connected to water inlet pipe 20 at each water-in 2 place, and are provided with the flow control valve 21 of regulating the discharge of sewage on water inlet pipe 20; Sewage independently can be imported in each sewage disposal unit 8.
In addition, be provided with a plurality of compressed air inlets 9 on the bottom side of casing 1, it is used to connect compressed air supply system, thus input air.
The waste disposal plant of present embodiment is when work, sewage enters in the casing 1 by water-in 2 from water inlet pipe 20, with the passage of mode that up-flow is turned back, discharge from relief outlet 3 at last through forming by the space between the electrolytic zinc-coated steel sheet, first space 40 and second space 50 in the sewage disposal unit 8.In the process of electrolytic decontaminating, the time that can set at interval for example fed pressurized air in the clockwise casing 1 in 20 minutes, with blow off electrolytic zinc-coated steel sheet surface and casing 1 bottoms such as the objectionable impurities that will produce in the sewage treatment process, throw out, throw outs, make it to flow out casing 1, finish decontamination process with current.
To sum up, utilize the waste disposal plant of present embodiment to carry out sewage disposal, can increase flow velocity, improve the efficient dispose of sewage and reduce energy consumption, can also avoid pickling to remove the passive film operation simultaneously, be beneficial to energy-saving and environmental protection and reduce cost.
More than the utility model has been done detailed description; its purpose is to allow the personage that is familiar with this art can understand content of the present utility model and is implemented; can not limit protection domain of the present utility model with this; all equivalences of doing according to spirit of the present utility model change or modify, and all should be encompassed in the protection domain of the present utility model.
Claims (10)
1. an electricity coagulates the formula waste disposal plant, comprise casing (1), be arranged on described casing (1) water-in (2) and the water outlet (3) of both sides relatively, the a plurality of electrolytic zinc-coated steel sheets that are arranged in the described casing (1) and arrange along the length direction of described casing (1) along the short transverse of casing (1), described a plurality of electrolytic zinc-coated steel sheet is by a plurality of first electrolytic zinc-coated steel sheets (4) that are connected with a utmost point of power supply by lead, by lead be connected with another utmost point of power supply and and spaced second electrolytic zinc-coated steel sheets of described a plurality of first electrolytic zinc-coated steel sheets (4) (5) and be arranged on adjacent first electrolytic zinc-coated steel sheet (4) and a plurality of the 3rd electrolytic zinc-coated steel sheets (6) between second electrolytic zinc-coated steel sheet (5) constitute, it is characterized in that: in two adjacent electrolytic zinc-coated steel sheets one leading flank with described casing (1), trailing flank and inner bottom surface are tightly connected mutually, and and leave first space (40) that can pass through for sewage between the inner top surface of described casing (1); Leading flank, trailing flank and the inner top surface homogeneous phase of another in two adjacent electrolytic zinc-coated steel sheets and described casing (1) are tightly connected, and and leave second space (50) that can pass through for sewage between the inner bottom surface of described casing (1), the mode that makes sewage turn back with up-flow is passed through described casing (1)
Described waste disposal plant also comprises at least one the insulation screen (7) that is arranged in the described casing (1), and described at least one insulation screen (7) is used for described casing (1) is separated into a plurality of a plurality of independently sewage disposals unit (8) that are arranged in order along the width of casing (1).
2. waste disposal plant according to claim 1 is characterized in that: described insulation screen (7) has a plurality of, and a plurality of described insulation screens (7) are along the width uniform distribution of described casing (1).
3. waste disposal plant according to claim 1 is characterized in that: described insulation screen (7) by between inner surface that is arranged on casing (1) and the adjacent electrolytic zinc-coated steel sheet and a plurality of insulation grizzly bars (70) between the two adjacent electrolytic zinc-coated steel sheets form.
4. waste disposal plant according to claim 3 is characterized in that: between described insulation grizzly bar (70) and the electrolytic zinc-coated steel sheet, and is fixedly connected between the inner surface of insulation grizzly bar (70) and described casing (1), but blow-by.
5. waste disposal plant according to claim 3 is characterized in that: the cross-sectional shape of described insulation grizzly bar (70) is circle or Polygons.
6. waste disposal plant according to claim 3 is characterized in that: the material of described insulation grizzly bar (70) is polypropylene, polyvinyl chloride, polyvinylidene difluoride (PVDF) or nylon.
7. waste disposal plant according to claim 1 is characterized in that: described water-in (2) has a plurality of, and a plurality of described water-in (2) respectively with the corresponding connection in described a plurality of sewage disposals unit (8).
8. waste disposal plant according to claim 7, it is characterized in that: described waste disposal plant also comprises the water inlet pipe (20) that is common to input sewage with described water-in (2) mutually, is provided with the flow control valve (21) of regulating the discharge of sewage on described water inlet pipe (20).
9. waste disposal plant according to claim 1 is characterized in that: described waste disposal plant also comprises a plurality of compressed air inlets (9) on the bottom side that is arranged on described casing (1) and provides compressed-air actuated compressed air supply system by described compressed air inlet (9) in described casing (1).
10. according to each described waste disposal plant in the claim 1 to 9, it is characterized in that: the material of described first electrolytic zinc-coated steel sheet (4) and second electrolytic zinc-coated steel sheet (5) is stainless steel, graphite or titanium alloy, and the material of described the 3rd electrolytic zinc-coated steel sheet (6) is iron or aluminium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205643781U CN201825763U (en) | 2010-10-18 | 2010-10-18 | Electric coagulation type sewage treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205643781U CN201825763U (en) | 2010-10-18 | 2010-10-18 | Electric coagulation type sewage treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201825763U true CN201825763U (en) | 2011-05-11 |
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ID=43964313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205643781U Expired - Lifetime CN201825763U (en) | 2010-10-18 | 2010-10-18 | Electric coagulation type sewage treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201825763U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103172144A (en) * | 2013-04-02 | 2013-06-26 | 湖南水木科技有限公司 | High-chemical-oxygen-demand (COD) oil-containing waste water treatment method and device |
-
2010
- 2010-10-18 CN CN2010205643781U patent/CN201825763U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103172144A (en) * | 2013-04-02 | 2013-06-26 | 湖南水木科技有限公司 | High-chemical-oxygen-demand (COD) oil-containing waste water treatment method and device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110511 |
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| CX01 | Expiry of patent term |