CN220723773U - Novel ozone catalytic oxidation treatment device - Google Patents
Novel ozone catalytic oxidation treatment device Download PDFInfo
- Publication number
- CN220723773U CN220723773U CN202322444105.3U CN202322444105U CN220723773U CN 220723773 U CN220723773 U CN 220723773U CN 202322444105 U CN202322444105 U CN 202322444105U CN 220723773 U CN220723773 U CN 220723773U
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- China
- Prior art keywords
- ozone
- catalytic oxidation
- treatment device
- ozone catalytic
- oxidation treatment
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- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 title claims abstract description 126
- 230000003647 oxidation Effects 0.000 title claims abstract description 43
- 238000007254 oxidation reaction Methods 0.000 title claims abstract description 43
- 230000003197 catalytic effect Effects 0.000 title claims abstract description 39
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000010865 sewage Substances 0.000 claims abstract description 18
- 238000005273 aeration Methods 0.000 claims abstract description 12
- 239000003054 catalyst Substances 0.000 claims abstract description 11
- 239000000945 filler Substances 0.000 claims abstract description 10
- 239000006200 vaporizer Substances 0.000 claims abstract description 9
- 239000007789 gas Substances 0.000 claims abstract description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 26
- 229910052760 oxygen Inorganic materials 0.000 claims description 26
- 239000001301 oxygen Substances 0.000 claims description 26
- 238000010992 reflux Methods 0.000 claims description 11
- 239000002351 wastewater Substances 0.000 abstract description 9
- 239000003344 environmental pollutant Substances 0.000 abstract description 6
- 231100000719 pollutant Toxicity 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Landscapes
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
Novel ozone catalytic oxidation treatment device. Relates to the technical field of sewage treatment. Comprises a liquid oxygen storage tank, a liquid oxygen vaporizer, a pressure control valve, an ozone generator and an ozone catalytic oxidation tower which are connected in sequence through pipelines; an aeration disc connected with an ozone generator is arranged between a water inlet in the ozone catalytic oxidation tower and the ozone catalyst filler; an ozone outlet is formed in the top of the ozone catalytic oxidation tower, and a tail gas destructor is arranged on the ozone outlet; a water outlet is arranged between the ozone outlet and the ozone catalyst filler. The utility model has compact structure, easy operation and stable operation; the method reduces the maintenance of the traditional air compressor, the cold dryer and the oxygenerator, reduces the noise of on-site operation, improves the ozone yield, has a treatment effect higher than that of the traditional ozone oxidation equipment, greatly reduces the operation treatment cost, and is suitable for wastewater with various pollutant concentrations.
Description
Technical Field
The utility model relates to the technical field of sewage treatment, in particular to a novel ozone catalytic oxidation treatment device.
Background
At present, the traditional ozone oxidation treatment equipment adopts a method of compressing air by an air compressor, compressed air is stored in an air storage tank, cooled and dried by a cold dryer and then enters an oxygenerator to obtain oxygen with lower purity, the oxygen enters an oxidation tower through ozone generated by an ozone generator, most of ozone directly reacts with pollutants in wastewater, the pollutants cannot be mineralized, the treatment purpose is difficult to achieve, more ozone is wasted, and the treatment cost is high; the air compressor, the oxygenerator and the cold dryer need to be shut down regularly for maintenance, the treatment cost is increased, after the filler in the oxygenerator is used for a long time, the oxygen production efficiency is greatly reduced, the ozone yield is insufficient at the back, the wastewater treatment efficiency is reduced, and when the external environment temperature is higher, the cold dryer cannot cool the compressed air to a proper temperature, the ozone yield is reduced, and the treatment effect is affected.
Disclosure of Invention
Aiming at the problems, the utility model provides a novel ozone catalytic oxidation treatment device with exquisite structure and high-efficiency and stable operation.
The technical scheme of the utility model is as follows:
the novel ozone catalytic oxidation treatment device comprises a liquid oxygen storage tank, a liquid oxygen vaporizer, a pressure control valve, an ozone generator and an ozone catalytic oxidation tower which are sequentially connected through pipelines;
an aeration disc connected with an ozone generator is arranged between a water inlet in the ozone catalytic oxidation tower and the ozone catalyst filler; an ozone outlet is formed in the top of the ozone catalytic oxidation tower, and a tail gas destructor is arranged on the ozone outlet; a water outlet is arranged between the ozone outlet and the ozone catalyst filler.
Specifically, a liquid oxygen flow control valve is arranged between the liquid oxygen storage tank and the liquid oxygen vaporizer.
Specifically, the pressure control valve is provided with a pressure gauge.
Specifically, an ozone flow control valve is arranged between the ozone generator and the ozone catalytic oxidation tower.
Specifically, a pre-dissolving tank is arranged between the ozone generator and the ozone catalytic oxidation tower;
the pre-dissolving tank is provided with a sewage inflow port and a sewage outflow port; the sewage outlet is connected with the aeration disc;
an ozone inlet pipe connected with an ozone generator is arranged in the pre-dissolving tank, and the ozone inlet pipe extends downwards.
Specifically, the ozone inlet pipe extends into the sewage of the pre-dissolving tank.
Specifically, the top of the pre-dissolving tank is provided with an oxygen reflux pipe connected with an ozone generator.
Specifically, an oil-water separator is arranged on the oxygen reflux tank.
Specifically, an oxygen reflux check valve is arranged on the oxygen reflux tank.
Specifically, the sewage inflow port is positioned at the side part of the pre-dissolving tank and is provided with a water inflow one-way valve.
Compared with the prior art, the utility model has the beneficial effects that:
the novel ozone catalytic oxidation treatment device has compact structure, easy operation and more stable operation; the method reduces the maintenance of the traditional air compressor, the cold dryer and the oxygenerator, reduces the noise of on-site operation, improves the ozone yield, has a treatment effect higher than that of the traditional ozone oxidation equipment, greatly reduces the operation treatment cost, and is suitable for wastewater with various pollutant concentrations.
Drawings
Figure 1 is a schematic view of the structure of the present utility model,
FIG. 2 is a schematic diagram of the structure when a pre-dissolving tank is added;
in the figure, 100 is a liquid oxygen storage tank, 200 is a liquid oxygen vaporizer, 300 is a pressure control valve, 400 is an ozone generator, 500 is an ozone catalytic oxidation tower, 510 is a water inlet, 520 is an aeration disc, 530 is ozone catalyst filler, 540 is an exhaust gas destructor, 550 is a water outlet,
600 is a pre-dissolving tank, 610 is an ozone inlet pipe, 620 is an oxygen return pipe, 630 is an oil-water separator, 640 is an oxygen return check valve,
710 is a liquid oxygen flow control valve and 720 is an ozone flow control valve.
Detailed Description
Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
In the description of the present utility model, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", "vertical", "horizontal", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of 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 constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.
In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
The utility model is shown in fig. 1-2;
the novel ozone catalytic oxidation treatment device comprises a liquid oxygen storage tank 100, a liquid oxygen vaporizer 200, a pressure control valve 300, an ozone generator 400 and an ozone catalytic oxidation tower 500 which are sequentially connected through pipelines;
an aeration disc 520 connected with the ozone generator 400 is arranged between the water inlet 510 and the ozone catalyst filler 530 in the ozone catalytic oxidation tower 500; an ozone outlet is arranged at the top of the ozone catalytic oxidation tower 500, and a tail gas destructor 540 is arranged on the ozone outlet; a water outlet 550 is arranged between the ozone outlet and the ozone catalyst packing 530.
Further preferably, a liquid oxygen flow control valve 710 is disposed between the liquid oxygen storage tank 100 and the liquid oxygen vaporizer 200.
Further preferably, a pressure gauge is disposed on the pressure control valve 300.
Further preferably, an ozone flow control valve 720 is arranged between the ozone generator 400 and the ozone catalytic oxidation tower 500.
The working principle of the scheme is as follows:
after the liquid oxygen in the liquid oxygen storage tank 100 is gasified by the liquid oxygen carburetor 200, a stable normal-temperature oxygen source is obtained through the pressure control valve 300, and oxygen enters the ozone generator 400, so that high-concentration ozone can be generated due to lower temperature; ozone enters from the bottom of the ozone catalytic oxidation tower 500, is uniformly released into the tower through a titanium alloy ozone aeration disc 520, is fully mixed and contacted with wastewater entering from the bottom of the tower, flows upwards through an ozone catalyst filler 530 layer, generates high-concentration hydroxyl free radicals under the action of a catalyst, can be used for non-selectively oxidizing and decomposing various organic pollutants in the wastewater, mineralizes the organic matters to generate inorganic matters such as carbon dioxide and water, improves the ozone utilization rate, achieves the aim of treating pollutants, discharges a small amount of residual ozone from a pipeline at the top of the catalytic oxidation tower, enters an ozone tail gas destructor 540 for treatment, generates oxygen and is discharged; the power of the oxygen pressure control valve 300 and the power of the ozone generator 400 are adjusted, so that the device is suitable for treating wastewater with various concentrations of refractory pollutants, the use of liquid oxygen is safe and reliable, the treatment cost is low, and the device is suitable for treating various wastewater.
Further optimizing and adding the pre-dissolving tank 600:
a pre-dissolving tank 600 is arranged between the ozone generator 400 and the ozone catalytic oxidation tower 500;
the pre-dissolving tank 600 is provided with a sewage inflow port and a sewage outflow port; the sewage outlet is connected with the aeration disc 520;
an ozone inlet pipe connected with the ozone generator 400 is arranged in the pre-dissolving tank 600, and the ozone inlet pipe 610 extends downwards.
Further preferably, the ozone inlet pipe 610 extends into the sewage of the pre-dissolving tank 600.
Further preferably, an oxygen return pipe 620 connected with the ozone generator 400 is arranged at the top of the pre-dissolving tank 600.
Further preferably, an oil-water separator 630 is arranged on the oxygen reflux tank to remove oil and water in the reflux gas.
Further preferably, the oxygen reflux tank is provided with an oxygen reflux check valve 640.
Further preferably, the sewage inflow port is positioned at the side of the pre-dissolving tank 600 and is provided with a water inflow one-way valve.
Ozone generator 400 is connected with generated ozone into pre-dissolving tank 600, and is mixed with waste water in pre-dissolving tank 600 to perform pre-dissolving, after pre-dissolving, the ozone is input into aeration disc 520 through booster pump at sewage outlet, and is sprayed upwards through aeration disc 520; since the solubility of ozone is higher than the solubility of oxygen in water, the dissolution of oxygen is small, and oxygen is fed again into the inlet of the ozone generator 400 through the oxygen return pipe 620, so that ozone is generated through the ozone generator 400.
In the present case, the air inlet end of the ozone generator 400 adopts a three-way joint, one end is connected with the ozone generator 400, and the other two ends are respectively connected with the liquid oxygen vaporizer 200 and the oxygen return pipe 620. The outlet end of the ozone generator 400 can also adopt a three-way joint, one end of the three-way joint is connected with the ozone generator 400, and the other two ends of the three-way joint are respectively connected with the aeration disc 520 and the pre-dissolving tank 600, so that the full mixing degree of ozone and wastewater is improved.
For the purposes of this disclosure, the following points are also described:
(1) The drawings of the embodiments disclosed in the present application relate only to the structures related to the embodiments disclosed in the present application, and other structures can refer to common designs;
(2) The embodiments disclosed herein and features of the embodiments may be combined with each other to arrive at new embodiments without conflict;
the above is only a specific embodiment disclosed in the present application, but the protection scope of the present disclosure is not limited thereto, and the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (10)
1. The novel ozone catalytic oxidation treatment device is characterized by comprising a liquid oxygen storage tank, a liquid oxygen vaporizer, a pressure control valve, an ozone generator and an ozone catalytic oxidation tower which are sequentially connected through pipelines;
an aeration disc connected with an ozone generator is arranged between a water inlet in the ozone catalytic oxidation tower and the ozone catalyst filler; an ozone outlet is formed in the top of the ozone catalytic oxidation tower, and a tail gas destructor is arranged on the ozone outlet; a water outlet is arranged between the ozone outlet and the ozone catalyst filler.
2. The novel ozone catalytic oxidation treatment device according to claim 1, wherein a liquid oxygen flow control valve is arranged between the liquid oxygen storage tank and the liquid oxygen vaporizer.
3. The novel ozone catalytic oxidation treatment device according to claim 1, wherein the pressure control valve is provided with a pressure gauge.
4. The novel ozone catalytic oxidation treatment device according to claim 1, wherein an ozone flow control valve is arranged between the ozone generator and the ozone catalytic oxidation tower.
5. The novel ozone catalytic oxidation treatment device according to claim 1, wherein a pre-dissolving tank is arranged between the ozone generator and the ozone catalytic oxidation tower;
the pre-dissolving tank is provided with a sewage inflow port and a sewage outflow port; the sewage outlet is connected with the aeration disc;
an ozone inlet pipe connected with an ozone generator is arranged in the pre-dissolving tank, and the ozone inlet pipe extends downwards.
6. The novel ozone catalytic oxidation treatment device according to claim 5, wherein the ozone inlet pipe extends into the sewage of the pre-dissolving tank.
7. The novel ozone catalytic oxidation treatment device according to claim 5, wherein an oxygen return pipe connected with an ozone generator is arranged at the top of the pre-dissolving tank.
8. The novel ozone catalytic oxidation treatment device according to claim 7, wherein an oil-water separator is arranged on the oxygen reflux tank.
9. The novel ozone catalytic oxidation treatment device according to claim 7, wherein the oxygen reflux tank is provided with an oxygen reflux check valve.
10. The novel ozone catalytic oxidation treatment device according to claim 5, wherein the sewage inflow port is positioned at the side of the pre-dissolving tank and is provided with a water inflow check valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322444105.3U CN220723773U (en) | 2023-09-08 | 2023-09-08 | Novel ozone catalytic oxidation treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322444105.3U CN220723773U (en) | 2023-09-08 | 2023-09-08 | Novel ozone catalytic oxidation treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220723773U true CN220723773U (en) | 2024-04-05 |
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ID=90501641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322444105.3U Active CN220723773U (en) | 2023-09-08 | 2023-09-08 | Novel ozone catalytic oxidation treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220723773U (en) |
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2023
- 2023-09-08 CN CN202322444105.3U patent/CN220723773U/en active Active
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