CN220412988U - Inclined flow type repeated aeration electro-oxidation reaction device - Google Patents
Inclined flow type repeated aeration electro-oxidation reaction device Download PDFInfo
- Publication number
- CN220412988U CN220412988U CN202321493548.5U CN202321493548U CN220412988U CN 220412988 U CN220412988 U CN 220412988U CN 202321493548 U CN202321493548 U CN 202321493548U CN 220412988 U CN220412988 U CN 220412988U
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- oxidation reaction
- electro
- reaction tube
- aeration
- flow type
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- 238000006056 electrooxidation reaction Methods 0.000 title claims abstract description 95
- 238000005273 aeration Methods 0.000 title claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 22
- 238000007254 oxidation reaction Methods 0.000 claims description 15
- 230000003252 repetitive effect Effects 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 5
- 239000011810 insulating material Substances 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 4
- 230000010354 integration Effects 0.000 abstract description 4
- 239000002351 wastewater Substances 0.000 description 11
- 239000007789 gas Substances 0.000 description 9
- 230000006872 improvement Effects 0.000 description 9
- 239000000460 chlorine Substances 0.000 description 7
- 238000003487 electrochemical reaction Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 239000010802 sludge Substances 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 3
- 229910052801 chlorine Inorganic materials 0.000 description 3
- -1 hydrogen ions Chemical class 0.000 description 3
- 230000035484 reaction time Effects 0.000 description 3
- 238000004904 shortening Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 238000005189 flocculation Methods 0.000 description 2
- 230000016615 flocculation Effects 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000010405 anode material Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000037237 body shape Effects 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000003311 flocculating effect Effects 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 229910021645 metal ion Inorganic materials 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The utility model provides an inclined flow type repeated aeration electro-oxidation reaction device which comprises a gas collecting tank and an electro-oxidation reaction tube which is obliquely arranged, wherein the electro-oxidation reaction tube is provided with a water inlet and a water outlet, and a plurality of electro-oxidation reaction electrode groups are arranged in the electro-oxidation reaction tube; the upper end of the electro-oxidation reaction tube is communicated with a gas collecting tank, and the gas collecting tank is communicated with the lower end of the electro-oxidation reaction tube through a conveying tubeCommunicating; the lower end of the electrooxidation reaction tube is closed. According to the technical scheme of the utility model, through Cl 2 The repeated aeration can effectively improve the treatment effect, increase the contact area of water and the electrode, improve the reaction efficiency and reduce the occupied area; in addition, the components can be additionally arranged or reduced according to actual conditions, so that the site operability is high and the integration is good.
Description
Technical Field
The utility model relates to an electro-oxidation reaction device, in particular to an inclined flow type repeated aeration electro-oxidation reaction device.
Background
At present, the electrochemical treatment method of wastewater is a popular direction. The electroflocculation technology in the process of electrochemically treating wastewater forces the soluble metal to be oxidized and dissolved by the action of an external electric field to generate a large amount of metal cations, and hydrogen ions near a cathode plate are reduced to generate a large amount of hydroxide ions. When the metal ions dissolved by the anode contact with hydroxyl ions generated by the cathode, the substances generated by the reaction can adsorb pollutants in the condensed water, so that the purpose of removing the pollutants in the water is achieved.
In the traditional electroflocculation technology, a flocculation reaction tank often has the functions of flocculation and sedimentation, generally needs higher residence time, and in the process, the flocculating body can be accumulated in an electrochemical tank, so that the disturbance of the water body is insufficient, the contact area of water and an electrode is influenced, the reaction efficiency is low, and the treatment effect is poor.
Disclosure of Invention
Aiming at the technical problems, the utility model discloses an inclined flow type repeated aeration electro-oxidation reaction device.
In this regard, the technical scheme of the utility model is as follows:
the inclined flow type repeated aeration electro-oxidation reaction device comprises a gas collection box and an electro-oxidation reaction tube which is obliquely arranged, wherein the electro-oxidation reaction tube is provided with a water inlet and a water outlet, and a plurality of electro-oxidation reaction electrode groups are arranged in the electro-oxidation reaction tube; the upper end of the electro-oxidation reaction tube is communicated with a gas collection box, and the gas collection box is communicated with the lower end of the electro-oxidation reaction tube through a conveying tube; the lower end of the electrooxidation reaction tube is closed.
By adopting the technical proposal, the upper end of the electrooxidation reaction tube is connected with a gas collection box, and Cl is generated in the reaction process 2 Is transported to the lower end of the electrooxidation reaction tube through a transport tube to further transport Cl 2 Dissolved in water to allow Cl to escape during the electrochemical reaction 2 Repeatedly aerating into the electro-oxidation reaction tube to keep the concentration of free chlorine in the wastewater at high concentration all the time, thereby shortening the reaction time; on the other hand, the electrooxidation reaction tube is obliquely arranged, so that sludge flocs generated in the electrooxidation process are deposited at the bottom and are convenient to clean together. The electric oxidation reaction tube is internally provided with a plurality of electric oxidation reaction electrode groups, so that the contact area between the electrodes and the wastewater is increased, the reaction efficiency is improved, and the occupied area is reduced. Furthermore, the electric oxidation reaction tube components can be additionally arranged or reduced according to actual conditions, so that the site operability is high and the integration is good.
As a further improvement of the utility model, the number of the electrooxidation reaction tubes is more than two, and the anodes and the cathodes of each electrooxidation reaction electrode group are staggered. By adopting the technical scheme, the contact area between the electrode and the wastewater is increased.
As a further improvement of the utility model, the anodes and cathodes of each electrooxidation reaction electrode group are arranged in parallel. By adopting the technical scheme, the space is better saved, and the occupied area is reduced.
As a further development of the utility model, several sets of electrooxidation reaction electrodes are arranged in parallel.
As a further improvement of the utility model, the electro-oxidation reaction tube comprises an anode part and a cathode part, wherein the anode part and the cathode part are connected through an insulating material to form a tube body of the electro-oxidation reaction tube; the anodes of the electrooxidation reaction electrode groups are made of the same materials as the anode parts and are connected with the anode parts, and the cathodes of the electrooxidation reaction electrode groups are made of the same materials as the cathode parts and are connected with the cathode parts. By adopting the technical scheme, the electro-oxidation reaction tube is also composed of the anode part and the cathode part, and the electro-oxidation reaction tube also participates in electrochemical reaction, so that the contact area between the electrode and the wastewater is further increased, and the reaction efficiency is improved.
As a further improvement of the utility model, the electro-oxidation reaction tube is in a rectangular parallelepiped shape, the anode part and the cathode part are type, and the electro-oxidation reaction tubes are arranged in parallel in the transverse direction.
As a further improvement of the utility model, the anode is a DSA anode and the cathode is a stainless steel cathode.
As a further improvement of the utility model, the lower end of the electrooxidation reaction tube is provided with a detachable mud discharging cover. By adopting the technical scheme, the sludge deposited at the bottom can be conveniently removed, and the normal operation of the reactor is ensured.
As a further improvement of the utility model, the water inlet is arranged at the upper part of the electric oxidation reaction tube, and the water outlet is arranged at the lower part of the electric oxidation reaction tube.
As a further improvement of the utility model, the diagonal flow type repeated aeration electro-oxidation reaction device comprises a fixed bracket, and the electro-oxidation reaction tube and the gas collection box are positioned on the fixed bracket.
As a further improvement of the utility model, the inclination angle of the electric oxidation reaction tube, namely the included angle with the horizontal plane, can be set as required and can be 10 degrees to 90 degrees, and further, the inclination angle of the electric oxidation reaction tube is 30 degrees to 60 degrees.
Compared with the prior art, the utility model has the beneficial effects that:
according to the technical scheme of the utility model, the waste water is controlled to carry out electrochemical reaction in an inclined flow mode, and one side of the waste water is subjected to electrochemical reactionCl evolved during electrochemical reaction 2 Repeatedly aerating into the inclined tube to ensure that the concentration of free chlorine in the wastewater is always kept at high concentration, thereby shortening the reaction time; on the other hand, the sludge flocs generated in the electro-oxidation process are deposited at the bottom of the inclined tube, so that the cleaning is convenient, and the normal operation of the reactor is ensured. The reaction device can effectively improve the treatment effect; the contact area of water and the electrode is increased, the reaction efficiency can be improved, and the occupied area is small; in addition, the components can be additionally arranged or reduced according to actual conditions, so that the site operability is high and the integration is good.
Drawings
FIG. 1 is a schematic structural view of an apparatus for a diagonal flow type repetitive aeration electro-oxidation reaction according to an embodiment of the present utility model.
FIG. 2 is a schematic diagram of the structure of the electric oxidation reaction tube connected to a power supply according to an embodiment of the present utility model.
FIG. 3 is a cross-sectional view of an electro-oxidation reaction tube according to an embodiment of the present utility model.
The reference numerals include:
1-a fixed support, 2-a gas collecting tank, 3-an electrooxidation reaction tube, 4-a conveying tube, 5-a mud discharging cover and 6-a direct current power supply;
31-water inlet, 32-water outlet, 33-electrooxidation reaction electrode group, 34-anode portion, 35-cathode portion and 36-insulating material.
Detailed Description
Preferred embodiments of the present utility model will be described in further detail below with reference to the accompanying drawings.
As shown in fig. 1 to 3, an inclined flow type repeated aeration electro-oxidation reaction device comprises a fixed support 1, wherein a gas collection box 2 and a plurality of groups of electro-oxidation reaction tubes 3 are arranged on the fixed support 1, and the groups of electro-oxidation reaction tubes 3 are obliquely and transversely arranged in parallel. The upper part of the electro-oxidation reaction tube 3 is provided with a water inlet 31, and the lower part of the electro-oxidation reaction tube 3 is provided with a water outlet 32.
The upper end of the electrooxidation reaction tube 3 is communicated with the gas collection box 2, and the gas collection box 2 is communicated with the lower end of the electrooxidation reaction tube 3 through a conveying tube 4; the lower end of the electrooxidation reaction tube 3 is provided with a detachable sludge discharge cover 5.
The electro-oxidation reaction tube 3 has a columnar shape, and the cross section thereof may be polygonal, circular, elliptical, etc. The electrooxidation reaction tube 3 in this embodiment is rectangular parallelepiped tubular. The electro-oxidation reaction tube 3 comprises an anode part 34 and a cathode part 35, the anode part 34 and the cathode part 35 are type, and the anode part 34 and the cathode part 35 are connected through an insulating material 36 to form a tube body shape of the electro-oxidation reaction tube 3. A plurality of electrooxidation reaction electrode groups 33 are arranged in the electrooxidation reaction tube 3; the anodes and cathodes of each electrooxidation electrode group 33 are arranged in staggered parallel. Several sets of electrooxidation reaction electrodes 33 are arranged in parallel. The anodes of the electrooxidation reaction electrode group 33 and the anode part 34 are made of the same material and are DSA anode materials, and the anodes of the electrooxidation reaction electrode group 33 are connected with the anode part 34; the cathode of the electro-oxidation reaction electrode group 33 and the cathode portion 35 are made of stainless steel, and the cathode of the electro-oxidation reaction electrode group 33 is connected to the cathode portion 35. In use, the anode 34 and the cathode 35 are connected to the positive and negative poles of the dc power supply 6, respectively.
According to the technical scheme, the waste water is controlled to carry out electrochemical reaction in an inclined flow mode, and Cl escaped in the electrochemical reaction process is reacted on one hand 2 Repeatedly aerating into the electro-oxidation reaction tube 3 to keep the concentration of free chlorine in the wastewater at high concentration all the time, thereby shortening the reaction time; on the other hand, the sludge flocs generated in the electro-oxidation process are deposited at the bottom of the electro-oxidation reaction tube 3, and the sludge discharge cover 5 is detached to remove the sludge, so that the long-term normal operation of the reactor can be ensured. The electro-oxidation reaction tube 3 and the electro-oxidation reaction electrode groups 33 participate in electrochemical reaction, so that the contact area of water and electrodes is increased, the reaction efficiency can be improved, the treatment effect can be effectively improved, and the occupied area is small; in addition, the device components can be additionally arranged or reduced according to actual conditions, so that the site operability is high and the integration is good.
In the description of the present utility model, it should be understood that the terms such as "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships as described based on the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.
The above embodiments are preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model, which is defined by the appended claims, but rather by the following claims.
Claims (10)
1. An oblique flow type repeated aeration electro-oxidation reaction device is characterized in that: the device comprises a gas collection box and an electric oxidation reaction tube which is obliquely arranged, wherein the electric oxidation reaction tube is provided with a water inlet and a water outlet, and a plurality of electric oxidation reaction electrode groups are arranged in the electric oxidation reaction tube; the upper end of the electro-oxidation reaction tube is communicated with a gas collection box, and the gas collection box is communicated with the lower end of the electro-oxidation reaction tube through a conveying tube; the lower end of the electrooxidation reaction tube is closed.
2. The diagonal flow type repetitive aeration electro-oxidation reaction device according to claim 1, wherein: the number of the electrooxidation reaction tubes is more than two groups, and anodes and cathodes of each electrooxidation reaction electrode group are arranged in a staggered manner.
3. The diagonal flow type repetitive aeration electro-oxidation reaction device according to claim 2, wherein: the anode and the cathode of each electrooxidation reaction electrode group are arranged in parallel.
4. A diagonal flow type repetitive aeration electro-oxidation reaction apparatus according to claim 3, wherein: the electro-oxidation reaction electrode groups are arranged in parallel.
5. The diagonal flow type repetitive aeration electro-oxidation reaction device according to claim 2, wherein: the electric oxidation reaction tube comprises an anode part and a cathode part, wherein the anode part and the cathode part are connected through an insulating material to form a tube body of the electric oxidation reaction tube; the anodes of the electrooxidation reaction electrode groups are made of the same materials as the anode parts and are connected with the anode parts, and the cathodes of the electrooxidation reaction electrode groups are made of the same materials as the cathode parts and are connected with the cathode parts.
6. The diagonal flow type repetitive aeration electro-oxidation reaction device according to claim 5, wherein: the electrooxidation reaction tube is in a cuboid tube shape, the anode part and the cathode part are , and the electrooxidation reaction tubes are transversely arranged in parallel.
7. The diagonal flow type repetitive aeration electro-oxidation reaction device according to claim 5, wherein: the anode is a DSA anode, and the cathode is a stainless steel cathode.
8. The diagonal flow type repetitive aeration electro-oxidation reaction device according to claim 1, wherein: the lower end of the electrooxidation reaction tube is provided with a detachable mud discharging cover.
9. The diagonal flow type repetitive aeration electro-oxidation reaction device according to claim 1, wherein: the water inlet is arranged at the upper part of the electro-oxidation reaction tube, and the water outlet is arranged at the lower part of the electro-oxidation reaction tube.
10. The diagonal flow type repetitive aeration electro-oxidation reaction apparatus according to any one of claims 1 to 9, wherein: the electric oxidation reaction tube and the gas collection box are positioned on the fixed support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321493548.5U CN220412988U (en) | 2023-06-13 | 2023-06-13 | Inclined flow type repeated aeration electro-oxidation reaction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321493548.5U CN220412988U (en) | 2023-06-13 | 2023-06-13 | Inclined flow type repeated aeration electro-oxidation reaction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220412988U true CN220412988U (en) | 2024-01-30 |
Family
ID=89643331
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321493548.5U Active CN220412988U (en) | 2023-06-13 | 2023-06-13 | Inclined flow type repeated aeration electro-oxidation reaction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220412988U (en) |
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2023
- 2023-06-13 CN CN202321493548.5U patent/CN220412988U/en active Active
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