CN210656319U - Spiral fenton oxidation tower - Google Patents
Spiral fenton oxidation tower Download PDFInfo
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- CN210656319U CN210656319U CN201921099004.4U CN201921099004U CN210656319U CN 210656319 U CN210656319 U CN 210656319U CN 201921099004 U CN201921099004 U CN 201921099004U CN 210656319 U CN210656319 U CN 210656319U
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Abstract
The utility model discloses a spiral fenton oxidation tower, including the tower body of round platform shape, tower body top diameter is greater than tower body bottom diameter, the tower body middle part is equipped with the flight of hugging closely tower body lateral wall, be equipped with the inlet tube, sulphuric acid dosing pipe, hydrogen peroxide dosing pipe and the ferrous sulfate dosing pipe that run through the tower body on the below tower body lateral wall that the flight corresponds, be equipped with the filter that suits with the tower body cross-section in the top tower body that the flight corresponds, the top tower body that the filter corresponds is equipped with the round overflow launder, be equipped with the delivery port that accesss to outside the tower body on the tower body lateral wall in the overflow launder, tower body bottom drain. The utility model discloses the inside reaction zone of tower body adopts spiral structure, has increased the surface area of reaction zone in the tower, and waste water is with spiral advancing, and its route is far greater than oxidation tower self height, makes waste water and fenton reagent intensive mixing, has strengthened the mass transfer effect, has improved the utilization ratio of fenton reagent, and need not plus agitated vessel, reduces the working costs.
Description
Technical Field
The utility model belongs to oxidation tower advanced treatment waste water field, in particular to spiral fenton oxidation tower.
Background
With the continuous promotion of industrialization process, the discharge standard of industrial wastewater is continuously improved, and the oxidation tower technology is more and more applied to the advanced treatment of wastewater difficult to be biochemically degraded. The fenton oxidation tower is a mature and widely used process.
However, the conventional fenton oxidation tower generally has some defects, such as poor mass transfer effect between the wastewater and the fenton reagent, and poor treatment effect due to low utilization rate of the reagent.
Disclosure of Invention
The purpose of the invention is as follows: an object of the utility model is to prior art not enough, provide a spiral fenton oxidation tower, improve the mass transfer effect of waste water and medicament, realize the high-efficient utilization to the fenton reagent, reduce the addition of medicament, practice thrift the cost and optimize the treatment effect.
The technical scheme is as follows: in order to achieve the above object, the present invention is specifically realized as follows: a spiral Fenton oxidation tower comprises a circular truncated cone-shaped tower body, wherein the diameter of the top of the tower body is larger than the diameter of the bottom of the tower body, a spiral plate tightly attached to the side wall of the tower body is arranged in the middle of the tower body, a water inlet pipe, a sulfuric acid dosing pipe, a hydrogen peroxide dosing pipe and a ferrous sulfate dosing pipe which penetrate through the tower body are arranged on the side wall of the tower body below the spiral plate, a filter plate which is matched with the cross section of the tower body is arranged in the tower body above the spiral plate, a circle of overflow groove is formed in the tower body above the filter plate, a water outlet leading to the outside of the tower body is formed in the side wall of the.
The side wall of the tower body between the spiral plate and the filter plate is provided with a lower clear liquid return pipe leading to the side wall of the tower body corresponding to the spiral plate, and the lower clear liquid return pipe is provided with a return pump and an adjusting valve.
Wherein, the water distribution pipe is connected to the end of the water inlet pipe extending into the tower body.
The tower body is fixed through three support frames, one end of each support frame is fixed with the tower body, the other end of each support frame is erected on a horizontal plane, and projection extension lines of the support frames on the horizontal plane are intersected at one point and are two-by-two at 120 degrees.
Wherein, the hydrogen peroxide dosing pipe and the ferrous sulfate dosing pipe are connected with the tower body after being connected to the pipeline mixer.
Wherein, the tower body bottom is spherical.
Wherein, the sulphuric acid dosing pipe and the hydrogen peroxide dosing pipe, and the sulphuric acid dosing pipe and the ferrous sulfate dosing pipe are respectively arranged at different sides of the tower body.
Wherein, the spiral plate is the bar, and one side is fixed with the tower body lateral wall and is laminated, just the spiral plate has the rotating surface who upwards spirals, 60 contained angles are all personally submitted with the level to each rotating surface.
The utility model discloses a processing principle is: waste water is evenly distributed in the corresponding area of the spiral plate through the water distributor, waste water, hydrogen peroxide solution and ferrous sulfate solution flow up along the spiral plate and are evenly mixed, the pH is adjusted through sulfuric acid solution, under the acidic condition, hydrogen peroxide generates a large amount of hydroxyl radicals with strong oxidizing property under the catalysis of ferrous ions, and various organic matters in the waste water can be oxidized simultaneously. After the wastewater enters the upper area of the spiral plate, the wastewater is precipitated under the action of gravity, part of iron mud is filtered by the filter plate, the supernatant enters the overflow groove and is discharged through the water outlet pipe, and the incompletely reacted supernatant in the upper area of the spiral plate enters the corresponding area of the spiral plate through the return pipe to continue the reaction.
Has the advantages that: compared with the prior art, the utility model, have following advantage:
(1) the Fenton oxidation tower adopts a round platform structure with a big top and a small bottom, so that the solid-liquid separation is easier when the wastewater flows upwards from bottom to top;
(2) the utility model discloses the internal reaction zone of tower body adopts spiral structure, has increased the surface area in the tower reaction zone, and waste water is advanced in a spiral way, and its route is far greater than oxidation tower self height, makes waste water and fenton reagent intensive mixing, has strengthened the mass transfer effect, has improved the utilization ratio of fenton reagent, and need not plus agitated vessel, reduces the working costs;
(3) each rotating curved surface of the spiral plate of the utility model forms an included angle of 60 degrees with the horizontal plane, so that the iron mud can be better rotated and settled along the spiral plate and is not easy to accumulate;
(4) the bottom of the tower body of the utility model is a hemisphere and protrudes outwards, so that the tower has better emptying effect.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a top view of the present invention.
Detailed Description
Example 1:
a spiral fenton oxidation tower as shown in fig. 1-2, comprising a circular truncated cone-shaped tower body 1, wherein the diameter of the top of the tower body 1 is larger than the diameter of the bottom of the tower body, a spiral plate 2 clinging to the side wall of the tower body is arranged in the middle of the tower body 1, a water inlet pipe 3, a sulfuric acid dosing pipe 4, a hydrogen peroxide dosing pipe 5 and a ferrous sulfate dosing pipe 6 which penetrate through the tower body are arranged on the side wall of the lower tower body corresponding to the spiral plate 2, a filter plate 7 which is suitable for the section of the tower body is arranged in the upper tower body corresponding to the spiral plate 2, a circle of overflow groove 8 is arranged on the tower body above the filter plate 7, a water outlet 9 leading to the outside of the tower body is arranged on the side; the spiral plate is bar-shaped, one side of the spiral plate is fixedly attached to the side wall of the tower body, the spiral plate has rotating curved surfaces which are upwards coiled, and each rotating curved surface is 60-degree included angle with the horizontal surface.
Example 2:
referring to embodiment 1, in order to improve the utilization rate of the fenton reagent, a lower clear liquid return pipe 11 leading to the tower side wall corresponding to the spiral plate is arranged on the tower side wall between the spiral plate 2 and the filter plate 7, and a reflux pump 12 and a regulating valve 13 are arranged on the lower clear liquid return pipe 11.
Example 3:
referring to example 1, in order to improve the distribution uniformity of the wastewater, one end of the water inlet pipe 3 extending into the tower body is connected with a water distribution pipe 14, and the water distribution pipe is in a disc shape or a multi-pipe structure.
Example 4:
in order to fix the tower body conveniently, the tower body 1 is fixed by three support frames 15, one end of each support frame 15 is fixed with the tower body, the other end of each support frame is erected on a horizontal plane, and projection extension lines of the support frames on the horizontal plane are intersected at one point and are in a pairwise shape of 120 degrees.
Example 5:
referring to example 1, in order to facilitate the mixing uniformity of the fenton reagent, the hydrogen peroxide dosing pipe and the ferrous sulfate dosing pipe are connected to the pipeline mixer and then connected to the tower body; meanwhile, the sulfuric acid is used as a reagent for adjusting the pH value, so that the sulfuric acid and a Fenton reagent pipeline are kept at a certain distance as far as possible, and the sulfuric acid dosing pipe and the hydrogen peroxide dosing pipe as well as the sulfuric acid dosing pipe and the ferrous sulfate dosing pipe are respectively arranged on different sides of the tower body.
Example 6:
referring to example 1, the bottom of the tower body is spherical in order to facilitate collection and discharge of the evacuation pipe.
Claims (8)
1. A spiral Fenton oxidation tower comprises a circular truncated cone-shaped tower body, wherein the diameter of the top of the tower body is larger than the diameter of the bottom of the tower body, the spiral plate is arranged in the middle of the tower body and clings to the side wall of the tower body, a water inlet pipe, a sulfuric acid dosing pipe, a hydrogen peroxide dosing pipe and a ferrous sulfate dosing pipe which penetrate through the tower body are arranged on the side wall of the tower body below the spiral plate, a filter plate which is matched with the cross section of the tower body is arranged in the tower body above the spiral plate, a circle of overflow groove is arranged on the tower body above the filter plate, a water outlet leading to the outside of the tower body is arranged on the side wall of the tower body in.
2. A spiral Fenton oxidation tower according to claim 1, wherein a lower clear liquid return pipe leading to the corresponding tower body side wall of the spiral plate is arranged on the tower body side wall between the spiral plate and the filter plate, and a reflux pump and a regulating valve are arranged on the lower clear liquid return pipe.
3. The spiral Fenton oxidation tower according to claim 1, wherein one end of the water inlet pipe extending into the tower body is connected with a water distribution pipe.
4. A spiral Fenton oxidation tower according to claim 1, wherein the tower body is fixed by three support frames, one end of each support frame is fixed with the tower body, the other end of each support frame is erected on a horizontal plane, and projection extension lines of the support frames on the horizontal plane intersect at one point and form a 120 ° angle in pairs.
5. A spiral fenton oxidation tower according to claim 1, wherein the hydrogen peroxide dosing pipe and the ferrous sulfate dosing pipe are connected to the pipeline mixer and then connected to the tower body.
6. A spiral fenton oxidation tower according to claim 1, wherein the bottom of the tower body is spherical.
7. A spiral fenton oxidation tower according to claim 1, wherein the sulphuric acid dosing pipe and the hydrogen peroxide dosing pipe, the sulphuric acid dosing pipe and the ferrous sulphate dosing pipe are respectively arranged on different sides of the tower body.
8. A spiral fenton oxidation tower according to claim 1, wherein the spiral plate is strip-shaped, one side of the spiral plate is fixedly attached to the side wall of the tower body, and the spiral plate has a curved surface of revolution spiraling upwards, and each curved surface of revolution forms an included angle of 60 ° with the horizontal plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921099004.4U CN210656319U (en) | 2019-07-15 | 2019-07-15 | Spiral fenton oxidation tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921099004.4U CN210656319U (en) | 2019-07-15 | 2019-07-15 | Spiral fenton oxidation tower |
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| Publication Number | Publication Date |
|---|---|
| CN210656319U true CN210656319U (en) | 2020-06-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921099004.4U Active CN210656319U (en) | 2019-07-15 | 2019-07-15 | Spiral fenton oxidation tower |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115571969A (en) * | 2022-11-10 | 2023-01-06 | 华夏碧水环保科技股份有限公司 | Fenton reactor |
| CN115626743A (en) * | 2022-11-10 | 2023-01-20 | 华夏碧水环保科技股份有限公司 | Treatment method of pyridine-containing wastewater |
-
2019
- 2019-07-15 CN CN201921099004.4U patent/CN210656319U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115571969A (en) * | 2022-11-10 | 2023-01-06 | 华夏碧水环保科技股份有限公司 | Fenton reactor |
| CN115626743A (en) * | 2022-11-10 | 2023-01-20 | 华夏碧水环保科技股份有限公司 | Treatment method of pyridine-containing wastewater |
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