CN209853807U - Concentric column-shaped electric flocculation reactor - Google Patents
Concentric column-shaped electric flocculation reactor Download PDFInfo
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- CN209853807U CN209853807U CN201920587673.XU CN201920587673U CN209853807U CN 209853807 U CN209853807 U CN 209853807U CN 201920587673 U CN201920587673 U CN 201920587673U CN 209853807 U CN209853807 U CN 209853807U
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Abstract
The utility model belongs to the technical field of waste water treatment, especially, relate to a concentric column electric flocculation reactor, include: the water-cooled cathode comprises an insulating shell, an anode plate, middle plates, insulating baffles, a cathode plate, a water inlet pipe and a water outlet pipe, wherein the anode plate is tightly attached to the inner wall of the insulating shell, the cathode plate is arranged at the center of a circle inside the insulating shell, three middle plates are arranged between the anode plate and the cathode plate, and the left side and the right side of the upper end of the anode plate are respectively connected with an anode power connection point. This kind of concentric column electric flocculation reactor to compound electric flocculation is the basis, and the polar plate adopts concentric circles structure to constitute, and circular shape runner furthest has promoted rivers to the scouring ability of polar plate, adopts circular shape polar plate setting simultaneously for the distribution of electric current is more even, thereby reduces concentration polarization to the influence of polar plate, solves the passivation that the existence of concentration polarization can aggravate the polar plate among the prior art, leads to the inefficacy of polar plate and the termination scheduling problem of reaction.
Description
Technical Field
The utility model belongs to the technical field of waste water treatment, especially, relate to a concentric column electric flocculation reactor.
Background
The electric flocculation technology is based on an electrochemical theory, utilizes electrochemical reaction to take place under certain direct current of different polar plates and carries out the wastewater treatment technology of getting rid of to the pollutant in the waste water, because characteristics such as its application scope is extensive, the treatment effect is good, easy operation is convenient, in recent years, the electric flocculation technology obtains the broad attention of industry, and electric flocculation is from the power supply form, divide into two kinds: one is high pressure low flow and one is low pressure high flow; the device structure form is divided into two types: one is open type, and the other is closed type; from the polar plate form, divide into two kinds: one is unipolar type and the other is multipolar type.
At present, in the electrochemical reaction process, the phenomenon of concentration polarization always exists; the existence of concentration polarization can aggravate the passivation of the polar plate, so that the polar plate fails and the reaction is stopped; the influence of reducing concentration polarization on the polar plate becomes a key for lifting the electric flocculation equipment.
It can be seen that the prior art has at least the following disadvantages: the presence of concentration polarization can exacerbate passivation of the plate, leading to failure of the plate and termination of the reaction.
Therefore, it is necessary to provide a technical means to solve the above-mentioned drawbacks.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's defect, provide a concentric column electric flocculation reactor to the existence of concentration polarization can aggravate the passivation of polar plate among the solution prior art, leads to the inefficacy of polar plate and the termination scheduling problem of reaction.
The utility model discloses a realize like this, a concentric column electrocoagulation reactor, include:
insulating casing, positive pole plate, middle polar plate, insulating barrier, negative pole plate, inlet tube and outlet pipe, the positive pole plate closely laminates at insulating casing's inner wall, the negative pole plate is arranged in the inside centre of a circle department of insulating casing, install three middle polar plates between positive pole plate and the negative pole plate, positive pole plate upper end left and right sides all has connect the positive pole and connects the electric point, negative pole plate upper end left and right sides all has connect the negative pole and connects the electric point, insulating barrier fixes at insulating casing inner wall right-hand member, insulating barrier left end and negative pole plate fixed connection, the first right-hand member of middle polar plate and be located insulating barrier rear side, the right-hand member of second middle polar plate and be located insulating barrier front side, the right-hand member of third middle polar plate and be located insulating barrier rear side and the right-hand member of negative pole plate and be located insulating barrier front side and all opened annular, the water inlet pipe is communicated with the right side of the lower end of the insulating shell, the upper end of the water inlet pipe is communicated with the anode plate and the first middle plate from the outer side to the inner side, and the water outlet pipe is communicated with the middle of the lower end of the insulating shell.
Further, the insulating shell is of a hollow cylinder structure and is made of glass fiber reinforced plastics.
Specifically, the anode plate, the middle plate and the cathode plate are all in a hollow cylinder structure.
Further, the length of the insulating baffle is equal to the distance between the cathode plate and the inner wall of the insulating shell.
Specifically, the three middle polar plates are evenly distributed from the inner outer side of the insulating shell to the center of the circle in the insulating shell at equal intervals.
Compared with the prior art, the beneficial effects of the utility model are that:
this kind of concentric column electric flocculation reactor to compound electric flocculation is the basis, and the polar plate adopts concentric circles structure to constitute, and circular shape runner furthest has promoted the washing away ability of rivers to the polar plate, adopts circular shape polar plate setting simultaneously for the distribution of electric current is more even, thereby reduces the influence of concentration polarization to the polar plate.
Drawings
FIG. 1 is a schematic overall top view of the present invention;
fig. 2 is a schematic view of the whole front end section of the present invention.
In the figure: the device comprises an insulating shell 1, an anode plate 2, a middle plate 3, an insulating baffle 4, a cathode plate 5, a water inlet pipe 6, an annular runner port 7, a water outlet pipe 8, an anode power connection point 9 and a cathode power connection point 10.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
As shown in fig. 1-2, a preferred embodiment of the present invention is a concentric cylindrical electrocoagulation reactor, comprising: the insulation shell 1, the anode plate 2, the middle plate 3, the insulation baffle 4, the cathode plate 5, the water inlet pipe 6 and the water outlet pipe 8, the anode plate 2 is tightly attached to the inner wall of the insulation shell 1, the cathode plate 5 is arranged at the center of the circle inside the insulation shell 1, three middle plates 3 are arranged between the anode plate 2 and the cathode plate 5, the left side and the right side of the upper end of the anode plate 2 are respectively connected with an anode power connection point 9, the left side and the right side of the upper end of the cathode plate 5 are respectively connected with a cathode power connection point 10, the insulation shell 1 is in a hollow cylinder structure, the insulation shell 1 is made of glass fiber reinforced plastic, the anode plate 2, the middle plate 3 and the cathode plate 5 are respectively in a hollow cylinder structure, firstly, the anode plate 2 can be connected with an external direct current power supply through the anode power connection point 9, and the cathode plate 5 can be connected with the external direct current, the anode plate 2 and the cathode plate 5 are electrified, and then when the anode plate 2 and the cathode plate 5 in the insulating shell 1 are electrified, the insulating shell 1 can have an insulating effect due to the insulating property of the glass fiber reinforced plastics;
further, the insulating baffle 4 is fixed at the right end of the inner wall of the insulating shell 1, the left end of the insulating baffle 4 is fixedly connected with the cathode plate 5, the right end of the first middle plate 3 from the outer side to the inner side is positioned at the rear side of the insulating baffle 4, the right end of the second middle plate 3 is positioned at the front side of the insulating baffle 4, the right end of the third middle plate 3 is positioned at the rear side of the insulating baffle 4 and the right end of the cathode plate 5 and is positioned at the front side of the insulating baffle 4, annular runner holes 7 are formed in the right end of the third middle plate 3, the upper end of the water inlet pipe 6 penetrates through the space between the anode plate 2 and the first middle plate 3 from the outer side to the inner side, the length of the insulating baffle 4 is equal to the distance from the cathode plate 5 to the inner wall of the insulating shell 1, the three middle plates 3 are evenly distributed at equal intervals from the outer side, when the anode plate 2 and the cathode plate 5 are electrified, along with the connection of the water inlet pipe 6 and an external water inlet pump, a water source can flow into the space between the anode plate 2 and the first middle plate 3 from the outer side to the inner side along the water inlet pipe 6, so that the middle plate 3 conducts current to the middle plate 3 along with water flow, and the middle plate 3 is electrified, the water flow can firstly flow clockwise to the first annular runner port 7 due to the blocking of the insulating baffle 4, so that the water flows anticlockwise to the second annular runner port 7 between the middle plates 3 along the annular runner port 7, then flows clockwise to the third annular runner port 7 between the middle plates 3, and then flows anticlockwise to the fourth annular runner port 7 between the middle plates 3 and the cathode plate 5;
preferably, the outlet pipe 8 is communicated with the middle of the lower end of the insulating shell 1, when wastewater flows into the cathode plate 5 from the annular runner port 7, the wastewater flows in a staggered manner, so that the wastewater finally flows out of the outlet pipe 8, the polar plates are formed by concentric circle structures on the basis of compound electric flocculation, the circular runner furthest improves the scouring capacity of water flow on the polar plates, and meanwhile, the circular polar plates are arranged, so that the current is more uniformly distributed, and the influence of concentration polarization on the polar plates is reduced.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A concentric cylindrical electroflocculation reactor, comprising:
insulating casing, positive pole plate, middle polar plate, insulating barrier, negative pole plate, inlet tube and outlet pipe, the positive pole plate closely laminates at insulating casing's inner wall, the negative pole plate is arranged in the inside centre of a circle department of insulating casing, install three middle polar plates between positive pole plate and the negative pole plate, positive pole plate upper end left and right sides all has connect the positive pole and connects the electric point, negative pole plate upper end left and right sides all has connect the negative pole and connects the electric point, insulating barrier fixes at insulating casing inner wall right-hand member, insulating barrier left end and negative pole plate fixed connection, the first right-hand member of middle polar plate and be located insulating barrier rear side, the right-hand member of second middle polar plate and be located insulating barrier front side, the right-hand member of third middle polar plate and be located insulating barrier rear side and the right-hand member of negative pole plate and be located insulating barrier front side and all opened annular, the water inlet pipe is communicated with the right side of the lower end of the insulating shell, the upper end of the water inlet pipe is communicated with the anode plate and the first middle plate from the outer side to the inner side, and the water outlet pipe is communicated with the middle of the lower end of the insulating shell.
2. A concentric cylindrical electroflocculation reactor as claimed in claim 1, wherein: the insulating shell is of a hollow cylinder structure and is made of glass fiber reinforced plastics.
3. A concentric cylindrical electroflocculation reactor as claimed in claim 1, wherein: the anode plate, the middle plate and the cathode plate are all in hollow cylinder structures.
4. A concentric cylindrical electroflocculation reactor as claimed in claim 1, wherein: the length of the insulating baffle is equal to the distance between the cathode plate and the inner wall of the insulating shell.
5. A concentric cylindrical electroflocculation reactor as claimed in claim 1, wherein: the three middle pole plates are evenly distributed from the outer side inside the insulating shell to the circle center inside the insulating shell at equal intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920587673.XU CN209853807U (en) | 2019-04-26 | 2019-04-26 | Concentric column-shaped electric flocculation reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920587673.XU CN209853807U (en) | 2019-04-26 | 2019-04-26 | Concentric column-shaped electric flocculation reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209853807U true CN209853807U (en) | 2019-12-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920587673.XU Active CN209853807U (en) | 2019-04-26 | 2019-04-26 | Concentric column-shaped electric flocculation reactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209853807U (en) |
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2019
- 2019-04-26 CN CN201920587673.XU patent/CN209853807U/en active Active
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