CN205974108U - Novel domestic sewage electrolysis dephosphorization device - Google Patents
Novel domestic sewage electrolysis dephosphorization device Download PDFInfo
- Publication number
- CN205974108U CN205974108U CN201621009246.6U CN201621009246U CN205974108U CN 205974108 U CN205974108 U CN 205974108U CN 201621009246 U CN201621009246 U CN 201621009246U CN 205974108 U CN205974108 U CN 205974108U
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- China
- Prior art keywords
- electrode
- electrolysis
- domestic sewage
- novel domestic
- dephosphorization
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000010865 sewage Substances 0.000 title claims abstract description 56
- 238000005868 electrolysis reaction Methods 0.000 title claims abstract description 53
- 230000002572 peristaltic effect Effects 0.000 claims abstract description 7
- 238000005273 aeration Methods 0.000 claims abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 35
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 claims description 20
- 230000008676 import Effects 0.000 claims description 3
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 3
- 238000013461 design Methods 0.000 abstract description 3
- 238000012545 processing Methods 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 abstract description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 20
- 238000000034 method Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 9
- 239000002244 precipitate Substances 0.000 description 6
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000001914 filtration Methods 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 4
- 239000004020 conductor Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 229910052742 iron Inorganic materials 0.000 description 4
- 230000008093 supporting effect Effects 0.000 description 4
- 238000002161 passivation Methods 0.000 description 3
- 229910052698 phosphorus Inorganic materials 0.000 description 3
- 239000011574 phosphorus Substances 0.000 description 3
- 230000036647 reaction Effects 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 208000036828 Device occlusion Diseases 0.000 description 1
- 239000002156 adsorbate Substances 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000003411 electrode reaction Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 230000003311 flocculating effect Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 150000002440 hydroxy compounds Chemical class 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- -1 metals ion Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000032696 parturition Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000012913 prioritisation Methods 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
Landscapes
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The utility model belongs to the technical field of sewage treatment, especially, relate to a novel domestic sewage electrolysis dephosphorization device. It has solved the unreasonable scheduling problem of prior art design. This novel domestic sewage electrolysis dephosphorization device is connected with the domestic sewage inlet tube including the inside device body that has electrolysis dephosphorization cavity bottom the device body, be connected with the peristaltic pump on the domestic sewage inlet tube, electrolysis dephosphorization cavity in be equipped with electrode support frame and electrolysis dephosphorization cavity bottom and electrode support frame between leave the interval, being equipped with parallelly connected just vertical distribution's fe electrode and the al electrode of setting up on the electrode support frame, electrolysis dephosphorization cavity bottom be equipped with aeration systems, device body top be equipped with the outlet pipe, be equipped with the filter screen at the end of intaking of outlet pipe, be equipped with the mud pipe in the bottom of device body. The utility model has the advantages of: the processing time is short and the dephosphorization is efficient.
Description
Technical field
This utility model belongs to technical field of sewage, more particularly, to a kind of novel domestic sewage device for removing phosphorous by electrolysis.
Background technology
Adopting iron plate or aluminium sheet as electrode current electrolysis dephosphorization apparatus, battery lead plate is submerged in water, and anode is in direct current more
The lower electrolysis of power supply effect produces Fe2+Or Al3+, Fe2+Generation Fe can be aoxidized further3+, these ions can be with the PO in sewage4 3-Instead
Insoluble compound should be generated, can be removed by solid-liquid separation.Additionally, under condition of different pH, part metals ion meeting
With the OH in sewage-The hydroxy compounds of generation ferrum or aluminum and precipitate, the PO in sewage4 3-Can adsorb sedimentary at these
Surface is simultaneously removed therewith.Meanwhile, the H that negative electrode generates2Air supporting phenomenon can be produced in sewage, make the granule in sewage
Thing floats to surface and is removed.
Domestic at present existing many researchs with regard to device for removing phosphorous by electrolysis, but the sewage quantity due to processing in its short time has
Limit and some other technical problem existing limit its continuous application on sewage treatment unit end.
(1) easily there is passivation phenomenon in metal anode.With the carrying out of cell reaction process, anode surface can form one layer not
Conductive metal-oxide, thickening of sull certainly will increase its resistance, lead to by the electric current of voltage stabilizing electrolysis system by
Decrescence little, electrode reaction speed is gradually lowered, and then affects the efficiency of electrolysis dephosphorization.
(2) water outlet after cell reaction is unable to reach chromaticity index.On the one hand, the more Fe of dissolution in electrolytic process3+Can make
Water body assumes yellowish-brown or even brownish red；On the other hand, Fe2+Form the Organic Iron being difficult to flocculating sedimentation with colour former in water
Compound, makes raw water variable color.
(3) produce substantial amounts of flocky precipitate in course of reaction, for making water outlet limpid, how using the side adding flocculant
Formula, and conventional flocculant can cause secondary pollution and device blockage.
Utility model content
The purpose of this utility model is for the problems referred to above, provides a kind of process time short and the high new life of dephosphorization efficiency
Electrolytic sewage dephosphorization apparatus alive.
For reaching above-mentioned purpose, this utility model employs following technical proposal：This novel domestic sewage electrolysis dephosphorization dress
Put including inside have electrolysis dephosphorization chamber device body, be connected with sanitary sewage water inlet pipe in device body bottom, giving birth to
Peristaltic pump is connected with sewage water inlet pipe alive, described electrolysis dephosphorization within the chamber is provided with electrode holder and is electrolysed dephosphorization chamber
Leave spacing between bottom and electrode holder, the Fe electrode being arranged in parallel and being vertically distributed and Al are provided with electrode holder
Electrode, described electrolysis dephosphorization cavity bottom is provided with aerating system, and described device body top is provided with outlet pipe, in outlet pipe
Water inlet end be provided with drainage screen, be provided with discharge pipeline in the bottom of device body.
In above-mentioned novel domestic sewage device for removing phosphorous by electrolysis, described Fe electrode has two, and described Al electrode has
Two, and described Fe electrode and Al electrode be connected in parallel on electrode controller.
In above-mentioned novel domestic sewage device for removing phosphorous by electrolysis, described Fe electrode and Al electrode gap are uniformly distributed.
In above-mentioned novel domestic sewage device for removing phosphorous by electrolysis, described aerating system aeration rate is 2L/min.
In above-mentioned novel domestic sewage device for removing phosphorous by electrolysis, described electrode controller includes pedestal, has connection
3rd conduction region of the first conduction region of positive source, the second conduction region connecting motor first end and connection power cathode and company
Connect the 4th conduction region at motor second end.
In above-mentioned novel domestic sewage device for removing phosphorous by electrolysis, described electrode holder is located in the import of discharge pipeline
Side.
In above-mentioned novel domestic sewage device for removing phosphorous by electrolysis, described discharge pipeline caliber is respectively greater than outlet pipe and life
The caliber of sewage water inlet pipe alive.
In above-mentioned novel domestic sewage device for removing phosphorous by electrolysis, described sanitary sewage water inlet pipe is connected with intake pool.
Compared with prior art, the advantage of this novel domestic sewage device for removing phosphorous by electrolysis is：
1st, adopt the positive and negative electrode controller of independent research, changed by automatically controlling the periodic polarity of medium between anodic-cathodic plate
To reduce the deposition of the fixing adsorbate of anode surface, solve when electrode reversal of plate polarity is fixed because of Fe simultaneously3+What excessively dissolution led to goes out
Colority of water problem, thus improve electrolysis dephosphorization efficiency.
2nd, the water inlet pipe of electrolysis bath and outlet pipe adopt the design of bottom in and top out, and raw water is drawn by the water inlet pipe of bottom of electrolytic tank
Enter, the aerating system of cooperation bottom of electrolytic tank, the convective motion of electrolyte can be promoted, slow down electrode passivation phenomenon, reduce solution
Impedance, and strengthen air supporting phenomenon, make raw water obtain highly efficient electrolysis and process.
3rd, while taking into account operating cost and dephosphorization efficiency, using four electrodes spaced set mode in parallel, more accord with
Close the process demand of small-sized sanitary sewage.
4th, effluent pipe mouth setting macromolecular filtering net is not so that flocky precipitate is taken out of filtering layer by current and was sufficiently complete
Filtration journey, thus realize effective removal of phosphor in sewage.
Brief description
Fig. 1 is the structural representation that this utility model provides.
In figure, device body 1, electrolysis dephosphorization chamber 11, sanitary sewage water inlet pipe 2, peristaltic pump 21, electrode holder 3, Fe
Electrode 31, Al electrode 32, aerating system 4, outlet pipe 5, discharge pipeline 6, electrode controller 7, intake pool 8.
Specific embodiment
The following is the specific embodiment of utility model and combine accompanying drawing, the technical solution of the utility model is made further
Description, but this utility model is not limited to these embodiments.
As shown in figure 1, this novel domestic sewage device for removing phosphorous by electrolysis includes the device that inside has electrolysis dephosphorization chamber 11
Body 1, device body 1 upper end has uncovered with what electrolysis dephosphorization chamber 11 connected.
It is connected with sanitary sewage water inlet pipe 2 in device body 1 bottom, sanitary sewage water inlet pipe 2 is connected with peristaltic pump
21 and this sanitary sewage water inlet pipe 2 be connected with intake pool 8.It is provided with electrode holder 3 and electrolysis removes in electrolysis dephosphorization chamber 11
Leave spacing between the bottom of phosphorus chamber 11 and electrode holder 3, electrode holder 3 is provided with and is arranged in parallel and is vertically distributed
Fe electrode 31 and Al electrode 32, described electrolysis dephosphorization chamber 11 bottom is provided with aerating system 4, and aerating system 4 is located at described
Spacing in and aerating system 4 aeration rate be 2L/min.Raw water is introduced by the water inlet pipe of bottom of electrolytic tank, can increase bottom electrolysis
The disturbance of liquid, the aerating system collective effect with bottom of electrolytic tank, can play the work slowing down electrode passivation, reducing solution resistance
With, strengthen air supporting phenomenon simultaneously, the flocky precipitate producing after accelerating to remove sewage disposal, so that raw water is obtained more quickly effective
Electrolysis process.
It is provided with outlet pipe 5 at device body 1 top, is provided with drainage screen 51 in the water inlet end of outlet pipe 5, in device body 1
Bottom be provided with discharge pipeline 6.
Prioritization scheme, the Fe electrode 31 of the present embodiment has two, and described Al electrode 32 has two, and described Fe electrode
31 and Al electrodes 32 are connected in parallel on electrode controller 7.Described Fe electrode 31 and Al electrode 32 interval are uniformly distributed.In electrolysis bath
Battery lead plate adopts two groups of medium between anodic-cathodic plates spaced set mode in parallel, takes into account operating cost and dephosphorization efficiency simultaneously, more accords with
Close the process demand of small-sized sanitary sewage engineering.
Secondly as producing the flocky precipitate of a large amount of Fe, Al during cell reaction, and float under air supporting effect
The water surface, therefore designs and arranges macromolecular filtering net so that flocky precipitate is not taken out of filtering layer by current and abundant in effluent pipe mouth
Complete filter process, thus realizing effective removal of phosphor in sewage.After equipment runs a period of time, drainage screen retention is substantial amounts of
Filter efficiency can be led to after floccule to reduce it is therefore desirable to periodically be cleaned to drainage screen.
Specifically, the electrode controller 7 of the present embodiment includes pedestal, first conduction region with connection positive source, connects
The second conduction region connecing motor first end and the 3rd conduction region connecting power cathode and the 4th conduction connecting motor second end
Area.First electric installation, has the first electric-conductor bridging first and second conduction region, and bridging the 3rd and the 4th conduction region
The second electric-conductor；Second electric installation, have bridging first and the 4th conduction region the 3rd electric-conductor, and bridging second and
4th electric-conductor of the 3rd conduction region；First magnetic attracting device, can attract the second electric installation displacement to contact to several conduction regions, and
Make positive source and the conducting of motor second end, power cathode and the conducting of motor first end, motor reversion output；Second magnetic dress
Put, the first electric installation displacement can be attracted to contact to several conduction regions, and make positive source and the conducting of motor first end, power supply
Negative pole is turned on motor second end, and motor rotates forward output.
In addition, electrode holder 3 is located above the import of discharge pipeline 6.
Further, discharge pipeline 6 caliber is respectively greater than the caliber of outlet pipe 5 and sanitary sewage water inlet pipe 2.
The operation principle of the present embodiment is as follows：
This utility model device is applied to the end of small-sized domestic sewage treatment process, and main water quality pH is 6.5～7, always
Phosphorus concentration is 5～8mg/L.First, open peristaltic pump, sewage passes through water inlet pipe and enters electrolysis chamber from intake pool, and flow velocity is 1L/
min.Constant voltage is 24V, carries out cell reaction with two groups of Fe, Al electrode parallel connections, pole plate specification is 150mm*100mm*
5mm, plate spacing is 100mm, changes a positive and negative electrode by the every 5min of electrode controller simultaneously, and controls aeration rate to be 2L/
min.Whole technique is continuous processing process, and the mud of electrolysis cavity bottom carries out regular spoil disposal process, and dephosphorization efficiency is stablized
More than 80%, water outlet total phosphorus concentration is stablized in below 2mg/L, reaches《Rural Area in Zhejiang Province Sewage Treatment Facilities water pollution
Thing discharge standard》(DB33/973-2015).
Specific embodiment described herein is only explanation for example to this utility model spirit.This utility model institute
Belong to those skilled in the art described specific embodiment can be made with various modifications or supplement or using similar
Mode substitute, but without departing from of the present utility model spirit or surmount scope defined in appended claims.
Although more employing device body 1, electrolysis dephosphorization chamber 11, sanitary sewage water inlet pipe 2, peristaltic pump herein
21st, electrode holder 3, Fe electrode 31, Al electrode 32, aerating system 4, outlet pipe 5, discharge pipeline 6, electrode controller 7, intake pool
8 grade terms, but it is not precluded from the probability using other terms.It is used for the purpose of more easily description using these terms to conciliate
Release essence of the present utility model；Being construed as any additional restriction is all to disagree with this utility model spirit
's.
Claims (8)
1. a kind of novel domestic sewage device for removing phosphorous by electrolysis, including inside have electrolysis dephosphorization chamber (11) device body (1),
It is characterized in that, described device body (1) bottom is connected with sanitary sewage water inlet pipe (2), on sanitary sewage water inlet pipe (2)
It is connected with peristaltic pump (21), be provided with electrode holder (3) in described electrolysis dephosphorization chamber (11) and be electrolysed dephosphorization chamber (11)
Bottom and electrode holder (3) between leave spacing, electrode holder (3) is provided with the Fe being arranged in parallel and being vertically distributed
Electrode (31) and Al electrode (32), described electrolysis dephosphorization chamber (11) bottom is provided with aerating system (4), described device body
(1) top is provided with outlet pipe (5), is provided with drainage screen (51) in the water inlet end of outlet pipe (5), sets in the bottom of device body (1)
There is discharge pipeline (6).
2. novel domestic sewage device for removing phosphorous by electrolysis according to claim 1 is it is characterised in that described Fe electrode (31)
There are two, described Al electrode (32) has two, and described Fe electrode (31) and Al electrode (32) are connected in parallel on electrode controller
(7) on.
3. novel domestic sewage device for removing phosphorous by electrolysis according to claim 2 is it is characterised in that described Fe electrode (31)
It is uniformly distributed with Al electrode (32) interval.
4. novel domestic sewage device for removing phosphorous by electrolysis according to claim 1 is it is characterised in that described aerating system
(4) aeration rate is 2L/min.
5. novel domestic sewage device for removing phosphorous by electrolysis according to claim 1 is it is characterised in that described electrode controller
(7) include pedestal, there is the first conduction region connecting positive source, the second conduction region connecting motor first end and connection power supply
3rd conduction region of negative pole and the 4th conduction region connecting motor second end.
6. novel domestic sewage device for removing phosphorous by electrolysis according to claim 1 is it is characterised in that described electrode holder
(3) it is located above the import of discharge pipeline (6).
7. novel domestic sewage device for removing phosphorous by electrolysis according to claim 1 is it is characterised in that described discharge pipeline (6)
Caliber is respectively greater than the caliber of outlet pipe (5) and sanitary sewage water inlet pipe (2).
8. novel domestic sewage device for removing phosphorous by electrolysis according to claim 1 is it is characterised in that described sanitary sewage enters
Water pipe (2) is connected with intake pool (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621009246.6U CN205974108U (en) | 2016-08-30 | 2016-08-30 | Novel domestic sewage electrolysis dephosphorization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621009246.6U CN205974108U (en) | 2016-08-30 | 2016-08-30 | Novel domestic sewage electrolysis dephosphorization device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205974108U true CN205974108U (en) | 2017-02-22 |
Family
ID=58039272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621009246.6U Expired - Fee Related CN205974108U (en) | 2016-08-30 | 2016-08-30 | Novel domestic sewage electrolysis dephosphorization device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205974108U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109368883A (en) * | 2018-11-27 | 2019-02-22 | 江苏大学 | A kind of electric flocculation laundrywastes processing method |
| CN112174443A (en) * | 2020-10-23 | 2021-01-05 | 广东沣和环保科技有限公司 | Rural domestic sewage treatment |
-
2016
- 2016-08-30 CN CN201621009246.6U patent/CN205974108U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109368883A (en) * | 2018-11-27 | 2019-02-22 | 江苏大学 | A kind of electric flocculation laundrywastes processing method |
| CN112174443A (en) * | 2020-10-23 | 2021-01-05 | 广东沣和环保科技有限公司 | Rural domestic sewage treatment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170222 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |