CN105668721B - For handling the overflow-type electric flocculation device of ship/platform sanitary sewage - Google Patents
For handling the overflow-type electric flocculation device of ship/platform sanitary sewage Download PDFInfo
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- CN105668721B CN105668721B CN201610185264.8A CN201610185264A CN105668721B CN 105668721 B CN105668721 B CN 105668721B CN 201610185264 A CN201610185264 A CN 201610185264A CN 105668721 B CN105668721 B CN 105668721B
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- Prior art keywords
- housing
- positive
- ship
- overflow
- negative electrode
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Classifications
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/46104—Devices therefor; Their operating or servicing
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
- C02F1/463—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis by electrocoagulation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/008—Originating from marine vessels, ships and boats, e.g. bilge water or ballast water
Abstract
It is a kind of including housing and positive and negative electrode plate, to be equipped with inlet and outlet on housing for handling the overflow-type electric flocculation device of ship/platform sanitary sewage, multiple positive and negative electrode plate intervals, it is parallel, be alternately fitted in housing.Housing is closed case structure, and inlet and outlet are respectively provided at the front upper of housing and the top of housing；Positive and negative electrode plate is longitudinally disposed, and support is fixed in the both ends on upper and lower both sides with the support plate of isolation material respectively；A spacing block is respectively equipped at the both ends of the support plate on top；A spacing block is equipped in the support plate of bottom one end adjacent with 1 back side of housing；Space is left between the upper/lower terminal of multiple electrodes plate and the top margin of housing and base as water stream channel；Positive and negative electrode plate is connected by electric conduction rod component with the two poles of the earth of DC power supply respectively；Sewage draining exit is equipped in the bottom of the housing.With simple in structure, pollution-free, space is small, convenient for automation control, the features such as being easily changed.
Description
Technical field
The present invention relates to a kind of for handling the overflow-type electric flocculation device of ship/platform sanitary sewage, it can also be used to electricity
The fields such as the processing of the various industrial sewages such as plating, chemical industry, printing and dyeing, pharmacy, process hides, papermaking and water supply purification.
Background technology
The common processing method of sanitary sewage on ship/platform is divided into physico-chemical process, biochemical process, 3 kinds of electrochemical process.Materialization
Method is less efficient, and application is less.Municipal sanitary sewage disposal generally use biochemical process, but handled applied to Sewage from Ships
When face many problems：（1）Need the professional bacterium of culture domestication for a long time；（2）Sewage load is handled when being widely varied
It can force difference；（3）Device volume is larger；（4）Activated sludge easily triggers stench etc..The above problem is not present in electrochemistry rule：It
Electric current is directly avoided into culture bacterium for processing procedure；Power supply can be opened at any time to be handled, it is simple to operate；It is dirty
Salt in water is conducive to increase electrical conductivity, reduces electrolysis energy consumption；Long-time natural subsidence is not required, avoids ship concussion
It influences.Therefore, had a clear superiority using the sanitary sewage on electrochemical process processing ship/platform.In electrochemical treatment,
Electric flocculation is easy to operate, efficient, investment is small, has extraordinary effect to the removal of solid suspension, and electrolysis can be efficient
Hydroxyl radical free radical of strong oxidizing property etc. is generated, dissolved organic matter can be effectively removed.But it is subject to space on ship/platform and hangs
The limitation of dress ability, inventing the overflow-type electric flocculation device that a kind of space is small, easy to change is particularly important.
The content of the invention
The present invention provide it is a kind of for handling the overflow-type electric flocculation device of ship/platform sanitary sewage, for ship/flat
The processing of sanitary sewage on platform, and meet the requirement of small space on ship/platform, and can preferably solve replacement electrode group
The problem of part is cumbersome.
The technical scheme is that：A kind of overflow-type electric flocculation device for being used to handle ship/platform sanitary sewage, bag
Housing and positive and negative electrode plate are included, inlet and outlet, multiple positive and negative electrode plate intervals, parallel, alternating are equipped on housing
Ground is mounted in housing, which is characterized in that the housing is closed case structure, and the inlet and outlet are distinguished
It is located at the front upper of housing and the top of housing；The positive and negative electrode plate is longitudinally disposed, the both ends difference on upper and lower both sides
Support is fixed with the support plate of isolation material；Be respectively equipped with a spacing block at the both ends of the support plate on top, support plate with every
From rectangle frame of the block composition along enclosure interior top periphery；Support plate in bottom one end adjacent with back side of shell is equipped with one
Spacing block, with gripper shoe groups into the U-shaped structure along three side of enclosure interior bottom；The upper/lower terminal of multiple electrodes plate and housing
Space is left between top margin and base as water stream channel；The positive and negative electrode plate by electric conduction rod component respectively with direct current
The two poles of the earth connection in source；Sewage draining exit is equipped in the bottom of the housing.
Terminal box is equipped in the positive lower part of the housing, one end of the electric conduction rod component is pierced by housing, and position
In in terminal box.
The housing is welded by the steel plate that material is Q235B, the inside and outside sandblasting of housing, and the inner wall of housing applies brush ring
Oxygen coal tar pitch layer carries out insulating corrosion, the brushing epoxy anticorrosive paint outside housing；The positive and negative electrode plate uses aluminium sheet or iron
Plate, on the outside brushing epoxy coating.
Same position in the upper and lower part of several positive and negative electrode plates of influent side is respectively equipped with cross-flow water distributing pore.
The housing is made of the rectangle shell of carbon steel material and the transparent cover plate at its both ends, and rectangle shell both ends are equipped with
Outside right angle crimp is equipped with multiple mounting holes on the periphery of the right angle crimp and transparent cover plate, and blending bolt mutually fastens；
Gasket is equipped between the right angle crimp and transparent cover plate；Erosion resistant coating is externally provided in rectangle shell.
The upper spacing block and support plate are made of PP.
The guide curve surface extended downwardly, the water inlet position are equipped with below the spacing block at the top of the housing front
In the close beneath of the guide curve surface.
Lifting lug and supporting leg are respectively equipped on the top of the housing and bottom.
The bell and spigot for being capable of quick despatch is respectively arranged on the water inlet, water outlet and sewage draining exit.
It is an advantage of the invention that：By the overflow-type electric flocculation device, space finite sum can be solved on ship/platform more
Change the problems such as cumbersome.The device has simple in structure, pollution-free, and space is small, convenient for automation control, is easily changed and waits spies
Point；By setting cross-flow water distributing pore on electrode plate, the uniformity of water distribution can be improved, so improve sewage disposal effect and
Efficiency.
Description of the drawings
Fig. 1 is the positive structure schematic of the present invention；
Fig. 2 is the rearview of Fig. 1；
Fig. 3 is the top view of Fig. 1；
Fig. 4 is the A-A sectional views of Fig. 2.
Reference sign：1st, housing, 2, spacing block, 21, guide curve surface, 3, support plate, 4, positive and negative electrode plate, 5, lead
Electric pole component, 6, terminal box, 7, cover board, 8, bolt, 9, lifting lug, 10, supporting leg, 11, water outlet, 12, water inlet, 13, sewage draining exit,
14th, cross-flow water distributing pore.
Specific embodiment
Referring to Fig. 1~Fig. 4, the present invention is a kind of for handling the overflow-type electric flocculation device of ship/platform sanitary sewage, wraps
Housing 1 and positive and negative electrode plate 4 are included, water inlet 12 and water outlet 11 are equipped on housing 1, multiple positive and negative electrode plates 4 are spaced, put down
Row, be alternately fitted in housing, which is characterized in that the housing 1 be closed case structure, 12 He of water inlet
Water outlet 11 is respectively provided at the front upper of housing 1 and the top of housing 1；The positive and negative electrode plate 4 is longitudinally disposed, thereon
Support is fixed in the both ends on lower both sides with the support plate 3 of isolation material respectively；One is respectively equipped at the both ends of the support plate 3 on top
Spacing block 2, support plate 3 form the rectangle frame along 1 inner tip periphery of housing with spacing block 2；Support plate 3 and housing in bottom
The adjacent one end in 1 back side is equipped with a spacing block 2, and the U-shaped structure along 1 inner bottom of housing, three side is formed with support plate 3；It is multiple
Space is left between the upper/lower terminal of electrode plate 4 and the top margin of housing 1 and base as water stream channel.Positive and negative electrode plate 4
It is connected respectively with the two poles of the earth of DC power supply by electric conduction rod component 5；Sewage draining exit 13 is equipped in the bottom of the housing 1.
Terminal box 6 is equipped in the positive lower part of the housing 1, one end of the electric conduction rod component 5 is pierced by housing, and
In terminal box 6.
The housing 1 is welded by the steel plate that material is Q235B, the inside and outside sandblasting of housing 1, and the inner wall of housing 1 applies
It brushes epoxide coal bituminous layer and carries out insulating corrosion, in 1 outer brushing epoxy anticorrosive paint of housing；The positive and negative electrode plate 4 uses aluminium sheet
Or iron plate, brushing epoxy coating on the outside.Epoxide coal bituminous coating is first, second two-component coating, adds second by the first component of priming paint
Component (curing agent), the first component of finishing coat then second component（Curing agent）Composition, and matched with corresponding diluent.Divide three
Layer, priming paint, intermediate coat, finishing coat thickness are 120 microns.With excellent electrical insulating property, water resistant permeability, antimicrobial invade
Excellent performances, the coating such as erosion, anti-stray current, heat-resisting, resistance to temperature difference cataclysm can use between -4~150 DEG C.
Same position in the upper and lower part of several positive and negative electrode plates 4 of influent side is respectively equipped with cross-flow water distributing pore 14.
The housing 1 by carbon steel material rectangle shell（Inside and outside carry out preservative treatment）With the transparent cover plate 7 at its both ends
It forms, rectangle shell both ends are equipped with outside right angle crimp（The both ends of rectangle shell can be welded on angle bar）, in the quarter bend
Side and the periphery of transparent cover plate 7 are equipped with multiple mounting holes, and blending bolt 8 mutually fastens；The right angle crimp and transparent cover plate 7 it
Between be equipped with gasket.
The upper spacing block 2 and support plate 3 is made of PP.
The guide curve surface 21 extended downwardly, the water inlet are equipped with below the spacing block 2 at the top of 1 front of housing
Mouth 12 is located at the close beneath of the guide curve surface 21.
Lifting lug 9 and supporting leg 10 are respectively equipped on the top of the housing 1 and bottom.
The bell and spigot for being capable of quick despatch is respectively arranged on the water inlet 12, water outlet 11 and sewage draining exit 13.
Each several part of the present invention is further described below：
(a) positive and negative electrode plate 4 is using the aluminium sheet of 8mm thickness, 4 of left upper portion and lower part in Fig. 4（Account for total number of electrode
Purpose 40-50%）4 cross-flow water distributing pores 14 are respectively provided on positive and negative electrode plate 4, for promoting uniformity of water distribution.
(b) housing 1 divides for two parts, and a part is the rectangular tubular of metal material, and both ends are equipped with outside quarter bend
Side（Similar flange）, rectangular tubular both ends are equipped with transparent cover plate 7, are made of transparent organic glass plate, are electrolysed convenient for observation
The crimp at reaction process and pole plate Expenditure Levels, 7 surrounding of transparent cover plate and rectangular tubular both ends is furnished with corresponding mounting hole, is used in combination
Bolt 8 mutually fastens；Gasket is equipped between the crimp and transparent cover plate 7（EPDM gaskets）, realize that sealing is water-tight, ensure
The leakproofness of whole device.
(c) rectangular tube portion of housing 1 is welded by the steel plate that material is Q235B, after the completion of welding, inside and outside housing
Sandblasting, the 1 epoxide coal bituminous layer of inner wall brushing of housing（Thickness：360 microns）Carry out insulating corrosion, 1 outer brushing epoxy anticorrosion of housing
Paint, while providing a hermetic electrolyte environment for electrode, it is ensured that the corrosion resistant type and security of device.
(d) positive and negative electrode plate 4 is connected in parallel by two root timber matter for the electric conduction rod component 5 of titanium, forms multiple parallel electrolysis
Room；Electric conduction rod component 5 is by mutually insulated and is co-axially mounted inside and outside conducting rod together（Pipe）With some connectors（It is interior
Outer fastening bolt, inside and outside clamping washer and inside and outside fastening waterproof washer）, realize inside and outside conducting rod respectively with positive and negative electrode plate 4
Connection（For routine techniques）.Electric conduction rod component 5 is equipped with two groups.
(e) positive and negative electrode plate 4 is fixed by the support plate 3 of PP materials, and realizes the fixation with housing 1, meanwhile, support
Plate 3 plays an important role of after being combined with spacing block to current deflecting.In addition, the guide curve surface 21 of the spacing block 2 in left side, ensure that
The directionality and stability of current in device.
(f) exit of electric conduction rod component 5 is equipped in the terminal box 6 of 1 face lower part of housing, inside and outside conducting rod leads to respectively
The positive and negative electrode for crossing copper bar and DC power supply connects.External direct current is redistributed to by copper bar on conducting rod；Copper bar, which is arranged on, to be connect
In wire box, copper bar is connected respectively with conducting rod and external cable.
(g) top of housing 1 is equipped with lifting lug 9, convenient for lifting by crane and carrying.
(h) bottom of housing 1 is equipped with supporting leg 10, is easily installed.
(i) water inlet 12 of device, water outlet 11 and sewage draining exit 13 are respectively arranged with bell and spigot, easy to disassemble and replacement.
The present invention is at work（Referring to Fig. 4）, make sanitary sewage from 1 back side of housing（Left side in figure）Top water inlet 12
It in inflow device, flows downward under the guide functions of guide curve surface 21 along the leftmost side, by the bottom of the first electrode plate of left side
Portion enters in the intake tunnel of tank house bottom, and the gap that current pass through between each positive and negative electrode plate 4 is flowed from bottom to top, passes through
The passage of device inner cavity top is crossed in water outlet 11 after convergence outside bleeder.The sewage draining exit 13 of bottom of device is used for device
Inside periodically cleaned and emptied.For the flow of sewage between balanced each electrode plate, in the several positive and negative of influent side
The same position of the upper and lower part of electrode plate 4 is respectively equipped with cross-flow water distributing pore 14.The operation principle of promotion uniformity of water distribution "
It is：According to normal current, current are the space water distributions between left shell and first, left side pole plate, subsequently into electrolysis
Then the bottom of cavity is upwardly into each electrolyte chamber again, after electrolysis, from the top exit water outlet of device.But root
According to water flow simulation, the entire in vivo upper left corner of electrolyte chamber, water flow is less, therefore 4 water distributions are added on 1 ~ No. 4 electrolytic zinc-coated steel sheet
Hole, to promote the uniformity of current water distribution.
The water inlet 12 that the internal structure of the present invention causes current and has top flows into, downwards upward deflector type stream again after reversion
Logical mode, is always at work so flowing full state in device, ensure that working media can sufficiently contact electricity with electrode plate
Solution forces current from 11 water outlet of top delivery port, avoids flocculate and deposits in the device and causes congestion.
Here is the concrete application example and effect of the present invention：
Embodiment 1：Ship/platform sanitary sewage is handled using electric flocculation technique, electrode material, current density are done with aluminium sheet
0.010A/cm2, 20 min of electric flocculation time, salinity 1%, pole plate spacing 18mm, pH close to it is neutral when, COD removal rates can reach
64%；
Embodiment 2：N and P in sanitary sewage is handled using electric flocculation technique, electrode material, stainless steel plate are done with aluminium sheet
For cathode, between pH is 6.7~9,30 min are electrolysed, current density is 0.25~0.6A/dm2When, COD, SS and color removal
Rate is respectively 70%, 70% and more than 80%, and water outlet COD reaches town sewage B-grade sewage discharge standard.
Embodiment 3：Refinery(waste) water is handled using electric flocculation technique, electrode material is done with aluminium, pH 7, during reaction
Between 90 min, 35 mA/cm of current density2 When, COD removal rates are 98.9%.Waste metal cutting liquid is handled using electric flocculation,
Electrode material, pH 5.0 are done with aluminium sheet, current density is 60 A/m2, 25 min are reacted, COD removal rates are 93%.
Embodiment 4：Fluoride in drinking water is handled using electric flocculation technique, electrode material is done with aluminium sheet, in original
Water pH is 7, and initial fluoride concentration is 25 mg/L, and current density is 16.7 A/cm2 , react 25 min, fluoride concentration
Removal rate is 94.5%.
Claims (9)
1. a kind of for handling the overflow-type electric flocculation device of ship/platform sanitary sewage, including housing and positive and negative electrode plate,
On housing be equipped with inlet and outlet, multiple positive and negative electrode plate intervals, it is parallel, be alternately fitted in housing, feature
Be, the housing be closed case structure, the inlet and outlet be respectively provided at housing front upper and
The top of housing；The positive and negative electrode plate is longitudinally disposed, and the both ends on upper and lower both sides are consolidated respectively with the support plate of isolation material
Fixed support；A spacing block is respectively equipped at the both ends of the support plate on top, support plate is formed with spacing block along enclosure interior top
The rectangle frame of end periphery；Support plate in bottom one end adjacent with back side of shell is equipped with a spacing block, with gripper shoe groups into
Along the U-shaped structure on three side of enclosure interior bottom；It is left between the upper/lower terminal of multiple electrodes plate and the top margin of housing and base
Space is as water stream channel；The positive and negative electrode plate is connected by electric conduction rod component with the two poles of the earth of DC power supply respectively；Described
The bottom of housing is equipped with sewage draining exit.
2. according to claim 1 for handling the overflow-type electric flocculation device of ship/platform sanitary sewage, feature exists
In, terminal box is equipped in the positive lower part of the housing, one end of the electric conduction rod component is pierced by housing, and positioned at wiring
In box.
3. according to claim 1 for handling the overflow-type electric flocculation device of ship/platform sanitary sewage, feature exists
In the housing is welded by the steel plate that material is Q235B, the inside and outside sandblasting of housing, the inner wall brushing Epoxy coal of housing
Bitumen layer carries out insulating corrosion, the brushing epoxy anticorrosive paint outside housing；The positive and negative electrode plate uses aluminium sheet or iron plate,
Outside brushing epoxy coating.
4. according to claim 1 for handling the overflow-type electric flocculation device of ship/platform sanitary sewage, feature exists
In the same position in the upper and lower part of several positive and negative electrode plates of influent side is respectively equipped with cross-flow water distributing pore.
5. according to claim 1 for handling the overflow-type electric flocculation device of ship/platform sanitary sewage, feature exists
In the housing is made of the rectangle shell of carbon steel material and the transparent cover plate at its both ends, and rectangle shell both ends are equipped with outside
Right angle crimp, be equipped with multiple mounting holes on the periphery of the right angle crimp and transparent cover plate, blending bolt mutually fastens；It is straight at this
Gasket is equipped between angle crimp and transparent cover plate；Erosion resistant coating is externally provided in rectangle shell.
6. according to claim 1 for handling the overflow-type electric flocculation device of ship/platform sanitary sewage, feature exists
In the spacing block and support plate are made of PP.
7. according to claim 1 for handling the overflow-type electric flocculation device of ship/platform sanitary sewage, feature exists
In equipped with the guide curve surface extended downwardly below the spacing block at the top of the housing front, the water inlet is located at should
The close beneath of guide curve surface.
8. according to claim 1 for handling the overflow-type electric flocculation device of ship/platform sanitary sewage, feature exists
In being respectively equipped with lifting lug and supporting leg on the top of the housing and bottom.
9. according to claim 1 for handling the overflow-type electric flocculation device of ship/platform sanitary sewage, feature exists
In being respectively arranged with the bell and spigot for being capable of quick despatch on the water inlet, water outlet and sewage draining exit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610185264.8A CN105668721B (en) | 2016-03-29 | 2016-03-29 | For handling the overflow-type electric flocculation device of ship/platform sanitary sewage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610185264.8A CN105668721B (en) | 2016-03-29 | 2016-03-29 | For handling the overflow-type electric flocculation device of ship/platform sanitary sewage |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105668721A CN105668721A (en) | 2016-06-15 |
| CN105668721B true CN105668721B (en) | 2018-05-18 |
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| CN201610185264.8A Active CN105668721B (en) | 2016-03-29 | 2016-03-29 | For handling the overflow-type electric flocculation device of ship/platform sanitary sewage |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108928893A (en) * | 2018-09-14 | 2018-12-04 | 上海济俭工业设备有限公司 | A kind of shaft-shell structure electrolysis electrocatalytic oxidation electric flocculation reaction unit |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NZ286122A (en) * | 1996-03-05 | 1997-03-24 | Ming Shing Lee | Electric field treatment of water |
| KR20020097115A (en) * | 2002-11-22 | 2002-12-31 | 고기순 | High efficiency a waste water disposal plant using of many rod net |
| CN103739040B (en) * | 2013-12-05 | 2015-11-18 | 铸神科技无锡有限公司 | A kind of modularization monomer electrochemical water treatment case |
| CN205710016U (en) * | 2016-03-29 | 2016-11-23 | 青岛双瑞海洋环境工程股份有限公司 | For processing the overflow-type electricity flocculation plant of boats and ships/platform sanitary sewage |
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