CN216614122U - Device for treating dye wastewater by electrolytic method - Google Patents
Device for treating dye wastewater by electrolytic method Download PDFInfo
- Publication number
- CN216614122U CN216614122U CN202123446024.4U CN202123446024U CN216614122U CN 216614122 U CN216614122 U CN 216614122U CN 202123446024 U CN202123446024 U CN 202123446024U CN 216614122 U CN216614122 U CN 216614122U
- Authority
- CN
- China
- Prior art keywords
- electrolytic cell
- wastewater
- positive electrode
- positive
- electrodes
- 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.)
- Active
Links
- 239000002351 wastewater Substances 0.000 title claims abstract description 64
- 238000000034 method Methods 0.000 title abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 24
- 239000000975 dye Substances 0.000 claims description 28
- 238000005273 aeration Methods 0.000 claims description 25
- 238000005868 electrolysis reaction Methods 0.000 claims description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 239000004743 Polypropylene Substances 0.000 claims description 3
- 229910002804 graphite Inorganic materials 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- -1 polypropylene Polymers 0.000 claims description 3
- 229920001155 polypropylene Polymers 0.000 claims description 3
- 238000004065 wastewater treatment Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 8
- 239000012535 impurity Substances 0.000 abstract description 4
- 238000003780 insertion Methods 0.000 abstract description 2
- 230000037431 insertion Effects 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- 230000015556 catabolic process Effects 0.000 description 3
- 238000006731 degradation reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000002848 electrochemical method Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000000383 hazardous chemical Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
Landscapes
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The utility model provides a device for treating dye wastewater by an electrolytic method, which comprises a wastewater barrel, an electrolytic cell, a circulating water pump and an electrode assembly, wherein the electrode assembly comprises a power supply, a plurality of positive electrodes and negative electrodes, the lower ends of the negative electrodes are fixedly connected with the bottom of the electrolytic cell, the side wall of the electrolytic cell is provided with a guide groove, the upper end of each positive electrode is provided with a limiting plate, the lower ends of the positive electrodes penetrate through a cell cover and extend into the electrolytic cell along the guide groove, the limiting plates are erected on the cell cover, a gap is reserved between the lower ends of the positive electrodes and the bottom of the electrolytic cell, and the negative electrodes and the positive electrodes are alternately arranged in the electrolytic cell along the flow direction of the wastewater. According to the device for treating the dye wastewater by the electrolytic method, the positive electrode extends into the electrolytic cell through insertion, organic matters in the wastewater are oxidized and decomposed at the positive electrode in the forward flowing process of the wastewater along the electrolytic cell, so that the content of the organic matters in the wastewater is reduced, meanwhile, the positive electrode can be quickly assembled and disassembled, impurities attached to the positive electrode are conveniently cleaned, the activity of the positive electrode is ensured, and the wastewater treatment efficiency is improved.
Description
Technical Field
The utility model belongs to the field of wastewater treatment equipment, and particularly relates to a device for treating dye wastewater by an electrolytic method.
Background
The dye wastewater has the characteristics of high chroma, high salinity and poor biodegradability, and a large amount of decolorizing flocculant is required to be added when the traditional chemical method is adopted to treat the dye wastewater. However, the addition of the decolorizing flocculant also brings new problems, the ammonia nitrogen value in the dye wastewater is increased, and the COD removal rate is limited. At present, a safe and effective method for treating dye wastewater is urgently needed. Electrochemical methods are used in many applications in the treatment of inorganic wastewater, but are rarely used in the treatment of organic wastewater. The electrochemical method is an effective and environment-friendly method because no extra medicament is theoretically needed to be added in the wastewater treatment, and harmful dirt in the water body can be extracted by electrolysis or can be converted into hazardous substances by electrolysis.
In the prior art, an electrochemical method is adopted to treat dye wastewater, and a filler is filled between electrode plates in water treatment equipment. The wastewater treatment effect of the water treatment equipment at the initial stage of operation is very obvious, and the chromaticity of the dye wastewater can be reduced to a very low level. But the activity of the filler is reduced in the later period, and the wastewater treatment effect is gradually reduced.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention is directed to a device for treating dye wastewater by an electrolytic method, so as to clean electrodes and maintain efficient wastewater treatment.
In order to achieve the purpose, the technical scheme of the utility model is realized as follows:
an apparatus for treating dye wastewater by an electrolytic method comprises a wastewater barrel for containing wastewater;
the electrolytic cell is communicated with the waste water barrel through a pipeline, and a cell cover is arranged on the electrolytic cell;
the circulating water pump is arranged on a pipeline between the electrolytic cell and the waste water barrel;
the electrolytic cell comprises an electrode assembly, wherein the electrode assembly comprises a power supply, a plurality of positive electrodes and negative electrodes, the positive electrodes and the negative electrodes are connected with the power supply through electric wires, the negative electrodes are arranged in the electrolytic cell, the lower ends of the negative electrodes are fixedly connected with the bottom of the electrolytic cell, gaps are reserved between the upper ends of the negative electrodes and a cell cover, the side wall of the electrolytic cell is provided with a guide groove, a jack is arranged on the cell cover, a limiting plate is arranged at the upper end of the positive electrode, the lower ends of the positive electrodes penetrate through the jack and stretch into the electrolytic cell along the guide groove, the limiting plate is erected on the cell cover, gaps are reserved between the lower ends of the positive electrodes and the bottom of the electrolytic cell, and the negative electrodes and the positive electrodes are alternately arranged in the electrolytic cell along the flow direction of wastewater.
The device for treating dye wastewater by the electrolytic method has the following working principle: when the electrode is electrified, the active sites on the surface of the positive electrode can excite water molecules into strong oxidizing radicals such as hydroxyl radicals and the like, and dye molecules can be oxidized into small molecular substances. The small molecular substances continue to be oxidized and decomposed and finally become carbon dioxide and water. Multiunit electrode setting, dyestuff waste water loops through between each group's electrode, the dyestuff molecule progressively degrades, water treatment efficiency has been increased, along with the increase of adhering to impurity on the positive electrode, positive electrode activity reduces, lead to water treatment efficiency to descend, can extract the positive electrode at this moment and clear up the back, reinsert in the electrolytic bath, make the positive electrode be in high active state all the time, improve water treatment efficiency, and extract single positive electrode and do not influence the whole operation of device, can avoid leading to the device to shut down because the maintenance, waste water treatment efficiency has further been accelerated.
Furthermore, female head is connected to being equipped with on limiting plate and the electrolytic bath lateral wall, female head and positive electrode or negative electrode electric connection are connected to the connection, be equipped with on the electric wire and connect public head, be equipped with corresponding screw thread on connecting public first inner wall and the female first outer wall of connection.
Further, still include aeration components, aeration components includes aeration pump and passes through a plurality of aeration pipes of pipeline and aeration pump intercommunication, the aeration pipe passes the electrolysis trough lateral wall and stretches into in the electrolysis trough, and the aeration pipe is located the positive electrode below.
Further, the length of the positive electrode is 300mm, the width is 195mm, and the thickness is 5 mm.
Further, the negative electrode has a length of 250mm, a width of 195mm and a thickness of 5 mm.
Further, the distance between the adjacent positive and negative electrodes was 10 mm.
Furthermore, the electrolytic cell and the cell cover are both made of polypropylene.
Furthermore, the positive electrode and the negative electrode are made of graphite.
Compared with the prior art, the device for treating the dye wastewater by the electrolytic method has the following advantages:
(1) according to the device for treating the dye wastewater by the electrolytic method, the positive electrode extends into the electrolytic cell through insertion, and organic matters in the wastewater are oxidized and decomposed at the positive electrode in the forward flowing process of the wastewater along the electrolytic cell, so that the content of the organic matters in the wastewater is reduced, meanwhile, the positive electrode can be quickly assembled and disassembled, so that impurities attached to the positive electrode are conveniently cleaned, the activity of the positive electrode is ensured, and the wastewater treatment efficiency is improved;
(2) the electrode of the device for treating dye wastewater by the electrolytic method is in threaded connection with the wire through the male connection head and the female connection head, so that the device is convenient to disassemble and assemble, and the maintenance efficiency of the device is improved.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:
FIG. 1 is a schematic structural diagram of an apparatus for treating dye wastewater by an electrolytic method according to an embodiment of the present invention;
FIG. 2 is a schematic top view of an electrolytic cell according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a pool cover according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a positive electrode according to an embodiment of the utility model.
Description of reference numerals:
1. a waste water tank; 2. an electrolytic cell; 3. a pool cover; 4. a water circulating pump; 5. a power source; 6. a positive electrode; 7. a negative electrode; 8. a guide groove; 9. a jack; 10. a limiting plate; 11. connecting the female head; 12. connecting a male head; 13. an aeration pump; 14. an aeration pipe.
Detailed Description
It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
The device for treating dye wastewater by an electrolytic method comprises a wastewater barrel 1, an electrolytic cell 2, a circulating water pump 4, an electrode assembly and an aeration assembly, wherein wastewater to be treated is filled in the wastewater barrel 1, the water inlet end of the electrolytic cell 2 is communicated with the water outlet end of the wastewater barrel 1 through a pipeline, the water outlet end of the electrolytic cell 2 is communicated with the water inlet end of the wastewater barrel 1 through a pipeline, the circulating water pump 4 is arranged on the pipeline between the water inlet end of the electrolytic cell 2 and the water outlet end of the wastewater barrel 1, the water inlet end and the water outlet end of the electrolytic cell 2 are both connected with the upper end of the side wall of the electrolytic cell 2 to ensure the flowing distance and the degradation time of the wastewater in the electrolytic cell 2, a cell cover 3 is buckled on the electrolytic cell 2, air holes are arranged on the cell cover 3, the discharge of degradation gas can be realized, the heat dissipation effect can also be realized, the electrode assembly comprises a power supply 5, a plurality of positive electrodes 6 and negative electrodes 7, the power supply 5 is a direct current power supply, the negative electrode 7 is arranged in the electrolytic cell 2, the lower end of the negative electrode 7 is fixedly connected with the bottom of the electrolytic cell 2 through waterproof sealant, a gap is reserved between the upper end of the negative electrode 7 and the cell cover 3, a guide groove 8 is arranged on the side wall of the electrolytic cell 2, a jack 9 is arranged on the cell cover 3, a limiting plate 10 is arranged at the upper end of the positive electrode 6, the lower end of the positive electrode 6 penetrates through the jack 9 and extends into the electrolytic cell 2 along the guide groove 8, when the limiting plate 10 is erected on the cell cover 3, a gap is reserved between the lower end of the positive electrode 6 and the bottom of the electrolytic cell 2, and the negative electrode 7 and the positive electrode 6 are alternately arranged in the electrolytic cell 2 along the flow direction of wastewater. The limiting plate 10 and the side wall of the electrolytic cell 2 are provided with a female connecting head 11, the female connecting head 11 is electrically connected with the positive electrode 6 or the negative electrode 7, the wire is provided with a male connecting head 12, the male connecting head 12 and the female connecting head 11 are both made of copper, and the inner wall of the male connecting head 12 and the outer wall of the female connecting head 11 are provided with corresponding threads. The aeration component comprises an aeration pump 13 and a plurality of aeration pipes 14 communicated with the aeration pump 13 through pipelines, the aeration pipes 14 penetrate through the side wall of the electrolytic tank 2 and extend into the electrolytic tank 2, and the aeration pipes 14 are arranged below the positive electrode 6.
The device for treating dye wastewater by the electrolytic method has the following working procedures:
the circulating water pump 4 is started, wastewater in the wastewater barrel 1 is filled into the electrolytic tank 2, and finally flows back to the wastewater barrel 1 from the electrolytic tank 2 to form a circulating water path, the power supply 5 is started, the positive electrode 6 and the negative electrode 7 are powered through the power supply 5, the wastewater passing between the positive electrode 6 and the negative electrode 7 is degraded at the positive electrode 6, the aeration pump 13 is started simultaneously, air is injected into the bottom of the electrolytic tank 2 through the aeration pump 13, back mixing between the degraded wastewater and the undegraded wastewater is avoided, and the degradation efficiency is improved. The positive electrode 6 and the male connection head 12 and the female connection head 11 on the wire are sequentially separated at regular intervals, the positive electrode 6 is pulled out from the electrolytic cell 2, the surface of the positive electrode 6 is cleaned, attached impurities are removed, and then the positive electrode is inserted into the electrolytic cell 2 again and connected with the wire, so that the reduction of the wastewater treatment efficiency caused by the reduction of the activity of the positive electrode 6 is prevented, and only one positive electrode 6 can be pulled out at the same time for cleaning.
Specifically, in this embodiment, the length of the positive electrode 6 is 300mm, the width is 195mm, the thickness is 5mm, the length of the negative electrode 7 is 250mm, the width is 195mm, the thickness is 5mm, the distance between the adjacent positive electrode 6 and the negative electrode 7 is 10mm, the electrolytic cell 2 and the cell cover 3 are both made of polypropylene, the positive electrode 6 and the negative electrode 7 are both made of graphite, when the positive electrode 6 is inserted into the electrolytic cell 2, the positive electrode 6 is tightly abutted against the guide groove 8, and the sealing connection is realized by the elasticity of the material itself.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. The utility model provides a device of dyestuff waste water is handled to electrolysis method which characterized in that: the waste water barrel is used for containing waste water;
the electrolytic cell is communicated with the waste water barrel through a pipeline, and a cell cover is arranged on the electrolytic cell;
the circulating water pump is arranged on a pipeline between the electrolytic cell and the waste water barrel;
the electrolytic cell comprises an electrode assembly, wherein the electrode assembly comprises a power supply, a plurality of positive electrodes and negative electrodes, the positive electrodes and the negative electrodes are connected with the power supply through electric wires, the negative electrodes are arranged in the electrolytic cell, the lower ends of the negative electrodes are fixedly connected with the bottom of the electrolytic cell, gaps are reserved between the upper ends of the negative electrodes and a cell cover, the side wall of the electrolytic cell is provided with a guide groove, a jack is arranged on the cell cover, a limiting plate is arranged at the upper end of the positive electrode, the lower ends of the positive electrodes penetrate through the jack and stretch into the electrolytic cell along the guide groove, the limiting plate is erected on the cell cover, gaps are reserved between the lower ends of the positive electrodes and the bottom of the electrolytic cell, and the negative electrodes and the positive electrodes are alternately arranged in the electrolytic cell along the flow direction of wastewater.
2. The apparatus for treating dye wastewater by electrolysis according to claim 1, wherein: the limiting plate and the side wall of the electrolytic cell are provided with female connecting heads, the female connecting heads are electrically connected with the positive electrode or the negative electrode, the wires are provided with male connecting heads, and the inner walls of the male connecting heads and the outer walls of the female connecting heads are provided with corresponding threads.
3. The apparatus for treating dye wastewater by electrolysis according to claim 1, wherein: still include aeration components, aeration components includes aeration pump and a plurality of aeration pipes through pipeline and aeration pump intercommunication, the aeration pipe passes the electrolytic bath lateral wall and stretches into in the electrolytic bath, and the aeration pipe is located the positive electrode below.
4. The apparatus for treating dye wastewater by electrolysis according to claim 1, wherein: the length of the positive electrode is 300mm, the width is 195mm, and the thickness is 5 mm.
5. The apparatus for treating dye wastewater by electrolysis according to claim 1, wherein: the negative electrode has a length of 250mm, a width of 195mm and a thickness of 5 mm.
6. The apparatus for treating dye wastewater by electrolysis according to claim 1, wherein: the distance between adjacent positive and negative electrodes was 10 mm.
7. The apparatus for treating dye wastewater by electrolysis according to claim 1, wherein: the electrolytic cell and the cell cover are made of polypropylene.
8. The apparatus for treating dye wastewater by electrolysis according to claim 1, wherein: the positive electrode and the negative electrode are made of graphite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123446024.4U CN216614122U (en) | 2021-12-31 | 2021-12-31 | Device for treating dye wastewater by electrolytic method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123446024.4U CN216614122U (en) | 2021-12-31 | 2021-12-31 | Device for treating dye wastewater by electrolytic method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216614122U true CN216614122U (en) | 2022-05-27 |
Family
ID=81687895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123446024.4U Active CN216614122U (en) | 2021-12-31 | 2021-12-31 | Device for treating dye wastewater by electrolytic method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216614122U (en) |
-
2021
- 2021-12-31 CN CN202123446024.4U patent/CN216614122U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| AU738707C (en) | Method and apparatus for electrocoagulation of liquids | |
| CN209367873U (en) | An automatic descaling electrochemical water treatment device | |
| US7211185B2 (en) | Method and apparatus for electrocoagulation of liquids | |
| CN104528889B (en) | A kind of multiple-unit integrated form electrolysis bath | |
| CN205313291U (en) | Refrigeration cycle water integrated processing system | |
| CN116605955A (en) | Circulating horizontal flow type electrochemical descaling treatment method based on power plant | |
| CN105271615A (en) | Electrochemical composite membrane bioreactor | |
| CN216614122U (en) | Device for treating dye wastewater by electrolytic method | |
| CN205313294U (en) | But continuous operation's cooling circulating water treatment system | |
| CN205313292U (en) | Middle -size and small -size energy -conserving cooling circulating water treatment system | |
| CN210825762U (en) | Baffling type ammonia nitrogen wastewater deep denitrification device | |
| CN2908475Y (en) | An electrolytic treatment device for industrial wastewater containing metal ions | |
| CN217377398U (en) | Parallel plate electrode hard water treatment device | |
| CN204384936U (en) | A kind of multiple-unit integrated form electrolyzer | |
| CN217479240U (en) | Coating waste gas consumable-free washing and purifying device | |
| KR101145864B1 (en) | Diffuser equipped with a high-efficiency electrolysis reactor | |
| CN212425729U (en) | Advanced oxidation treatment device for composite sewage | |
| CN210764485U (en) | Electric flocculation device | |
| CN105540952B (en) | Murexide waste water treatment process | |
| KR101245329B1 (en) | Sewage treatment system using electrolysis | |
| CN217947882U (en) | Grease effluent treatment plant | |
| CN101983935A (en) | Self-cleaning sterilizer for water tank | |
| CN218665515U (en) | High concentration refractory organic waste water electrolytic oxidation preprocessing device | |
| CN217921739U (en) | Hydroxyl microbubble oxidation system | |
| CN219194616U (en) | Waste water treatment device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |