CN209797559U - High-efficiency ozone catalytic oxidation reactor - Google Patents
High-efficiency ozone catalytic oxidation reactor Download PDFInfo
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- CN209797559U CN209797559U CN201920176121.XU CN201920176121U CN209797559U CN 209797559 U CN209797559 U CN 209797559U CN 201920176121 U CN201920176121 U CN 201920176121U CN 209797559 U CN209797559 U CN 209797559U
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Abstract
The utility model provides a high-efficient ozone catalytic oxidation reactor, include: the reactor comprises a reactor main body, a cavity is defined in the reactor main body, an inlet pipe communicated with the cavity is arranged at the bottom of the reactor main body, and an outlet pipe and an emptying pipe communicated with the cavity are respectively arranged at the upper part of the reactor main body; a baffle plate disposed in the chamber and defining a bay space; catalyst fillers which are respectively arranged in the bulkhead space; the ozone generating device is used for generating ozone; and the aeration disc is connected with the ozone generating device and arranged at the bottom of the chamber to supply ozone to the chamber. According to the utility model discloses a high-efficient ozone catalytic oxidation reactor can make ozone and sewage fully contact, increases the contact time of ozone and sewage, improves the mass transfer efficiency between ozone and sewage, prolongs the life of catalyst, improves the catalytic capacity of catalyst, improves the treatment effect and the treatment effeciency of sewage.
Description
Technical Field
The utility model relates to a sewage treatment field, in particular to a high-efficient ozone catalytic oxidation reactor.
background
The heterogeneous ozone catalytic oxidation method utilizes a catalyst to catalyze ozone molecules, so that the ozone molecules generate more active groups with strong oxidation effect, and organic matters which are difficult to degrade in wastewater are quickly oxidized and decomposed, thereby being a wastewater treatment technology capable of completely mineralizing the organic matters. The heterogeneous ozone catalytic oxidation main mechanism is as follows: (1) through the chemical adsorption effect, the organic matters are adsorbed by hydroxyl groups on the surface of the catalyst, and the adsorbed organic matters further react with ozone chemically; (2) organic matters and ozone dissolved in the solution are jointly adsorbed by hydroxyl groups on the surface of the catalyst through the chemical adsorption effect, and the organic matters existing on the surface of the catalyst and the ozone react with each other through chemical potential; (3) ozone dissolved in the solution is adsorbed on the active sites of the catalyst through chemical action and interacts with the active sites to generate a certain active substance, and the active substance further reacts with organic matters adsorbed on the surface of the catalyst through non-chemical action and organic matters in the solution. Therefore, the catalytic ozonation technology has the advantages of high removal efficiency, quick reaction, no secondary pollution to the environment, convenience in operation and the like. However, high energy consumption is needed for producing ozone, and meanwhile, the contact mode and reaction of ozone at a heterogeneous interface are limited on equipment, so that the service life of the catalyst is short, the catalyst in the reactor is not easy to replace or clean, the contact time of ozone and sewage is short, the mass transfer efficiency between ozone and sewage is low, pollutants are easy to accumulate on the surface of the catalyst when the catalyst is operated for a long time, the catalytic capacity of the catalyst is reduced, the utilization efficiency of ozone is hindered, the treatment effect of sewage is reduced, the treatment efficiency is low, and the treatment cost of sewage is increased.
SUMMERY OF THE UTILITY MODEL
in view of this, the utility model provides a high-efficient ozone catalytic oxidation reactor for solve ozone and the insufficient and contact time short of sewage contact, the mass transfer efficiency between ozone and sewage is low, the treatment effect and the not high problem of efficiency of sewage.
in order to solve the technical problem, the utility model discloses a following technical scheme:
According to the utility model discloses high-efficient ozone catalytic oxidation reactor, include:
the reactor comprises a reactor main body, wherein a cavity is defined in the reactor main body, an inlet pipe communicated with the cavity is arranged at the bottom of the reactor main body, and an outlet pipe and an emptying pipe communicated with the cavity are respectively arranged at the upper part of the reactor main body;
A baffle disposed in the chamber and defining a bay space;
Catalyst packing respectively contained in the compartment spaces;
An ozone generating device for generating ozone;
The aeration disc is connected with the ozone generating device, and the aeration disc is arranged at the bottom of the chamber to supply ozone to the chamber.
furthermore, a hydrophobic air film is arranged above the baffle plate, the outflow pipe is positioned on the lower side of the hydrophobic air film, and the emptying pipe is positioned on the upper side of the hydrophobic air film.
Further, the baffle comprises a plurality of and defines a plurality of the compartment spaces.
Further, the number of the aeration discs is equal to that of the compartment spaces, and each aeration disc is arranged at the bottom of the corresponding compartment space.
further, the high-efficiency ozone catalytic oxidation reactor also comprises catalyst compartments with the same number as the compartment spaces, the catalyst packing is respectively arranged in the catalyst compartments, and each catalyst compartment is respectively arranged in the corresponding compartment space.
Further, the high-efficiency ozone catalytic oxidation reactor further comprises:
The backwashing spray head is arranged between the catalyst compartment and the aeration disc;
The backwashing device comprises a backwashing pump and a backwashing pipeline, wherein one end of the backwashing pipeline is connected with the backwashing nozzle, and the other end of the backwashing pipeline is connected with an outlet of the backwashing pump.
furthermore, the backwashing spray head comprises a plurality of backwashing spray heads, and at least one backwashing spray head is arranged below each catalyst compartment.
Furthermore, the high-efficiency ozone catalytic oxidation reactor also comprises a steam pipe, one end of the steam pipe is communicated with the backwashing pipeline, the other end of the steam pipe is communicated with a steam device, a first valve is arranged on the steam pipe, a second valve is arranged on the backwashing pipeline, and the second valve is positioned between the steam pipe and the backwashing pump.
Further, the high-efficiency ozone catalytic oxidation reactor also comprises a tail gas processor, and the tail gas processor is arranged on the emptying pipe.
Further, the high-efficiency ozone catalytic oxidation reactor also comprises an ozone concentration detector, the aeration disc is connected with the ozone generating device through a communicating pipe, and the ozone concentration detector is communicated with the communicating pipe to detect the concentration of ozone entering the aeration disc in the communicating pipe.
The utility model discloses an above-mentioned technical scheme's beneficial effect as follows:
According to the utility model discloses a high-efficient ozone catalytic oxidation reactor can make ozone and sewage fully contact, increases the contact time of ozone and sewage, improves the mass transfer efficiency between ozone and sewage, prolongs the life of catalyst, improves the catalytic capacity of catalyst, improves the treatment effect and the treatment effeciency of sewage, reduces the treatment cost of sewage, this reactor simple structure, easily manufacturing.
drawings
fig. 1 is a schematic structural diagram of a high-efficiency ozone catalytic oxidation reactor according to an embodiment of the present invention.
Reference numerals
A reactor main body 10; an inlet pipe 11; an outflow tube 12;
An emptying pipe 13; a hydrophobic gas film 14; a support layer 15;
A baffle plate 20; bay space 21;
A catalyst filler 30; a catalyst compartment 31;
an ozone generating device 40; an ozone concentration detector 41;
an aeration disk 50;
a backwash spray head 60; a backwash pump 61; a backwash line 62;
A steam pipe 63; a first valve 64; a second valve 65;
A tail gas processor 70.
Detailed Description
In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined below to clearly and completely describe the technical solution of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. All other embodiments, which can be derived from the description of the embodiments of the present invention by a person skilled in the art, are within the scope of the present invention.
The high-efficiency catalytic ozonation reactor according to an embodiment of the present invention will be described in detail with reference to the accompanying drawings.
As shown in fig. 1, the high efficiency catalytic ozonation reactor according to an embodiment of the present invention includes a reactor main body 10, a baffle plate 20, a catalyst packing 30, an ozone generating device 40, and an aeration plate 50.
Specifically, a chamber is defined in a reactor body 10, an inlet pipe 11 communicating with the chamber is provided at the bottom of the reactor body 10, an outlet pipe 12 and an evacuation pipe 13 communicating with the chamber are respectively provided at the upper portion of the reactor body 10, baffle plates 20 are provided in the chamber and define compartment spaces 21, catalyst packings 30 are respectively installed in the compartment spaces 21, an ozone generating device 40 is used to generate ozone, an aeration plate 50 is connected to the ozone generating device 40, and the aeration plate 50 is provided at the bottom of the chamber to supply ozone to the chamber.
That is, the high-efficiency catalytic ozonation reactor is mainly composed of a reactor main body 10, a baffle plate 20, a catalyst packing 30, an ozone generating device 40, and an aeration disc 50, wherein a chamber is defined in the reactor main body 10, an inlet pipe 11 communicated with the chamber is arranged at the bottom of the reactor main body 10, and sewage can be added into the chamber through the inlet pipe 11. The upper part of the reactor body 10 may be respectively provided with an outflow pipe 12 and a vent pipe 13 communicated with the chamber, the treated sewage may be discharged through the outflow pipe 12, the reactor adopts a lower water inlet and upper water outlet mode, and the treated residual gas may be vented through the vent pipe 13.
A baffle 20 may be provided in the chamber and define a compartment space 21, and the baffle 20 may be provided along the height of the reactor body 10. The baffle plate 20 can include a plurality of, and the baffle plate quantity can be 2, 4 or 6 etc., for example, can be four, can define a plurality of compartment spaces 21 through baffle plate 20, and four baffle plates 20 can define five compartment spaces 21, and catalyst packing 30 can be adorned respectively in each compartment space 21, and the vortex of sewage through baffle plate 20 can increase the contact time of sewage and ozone, makes it fully contact, strengthens mass transfer efficiency, improves sewage treatment efficiency. The ozone generating device 40 can be used for generating ozone, the aeration disc 50 can comprise a plurality of discs, the aeration disc 50 can be connected with the ozone generating device 40, the aeration disc 50 can be arranged at the bottom of the chamber to supply ozone to the chamber, the aeration disc 50 is uniformly distributed, so that the ozone is uniformly input into the chamber, the ozone is uniformly contacted with the sewage, and the sewage treatment effect and the sewage treatment efficiency are improved.
From this, according to the utility model discloses a high-efficient ozone catalytic oxidation reactor can make ozone and sewage fully contact, increases the contact time of ozone and sewage, improves the mass transfer efficiency between ozone and sewage, prolongs the life of catalyst, improves the catalytic capacity of catalyst, improves the treatment effect and the treatment effeciency of sewage.
in some embodiments, a hydrophobic gas film 14 may be disposed above the baffle 20, the outflow pipe 12 may be located at a lower side of the hydrophobic gas film 14, and the vent pipe 13 may be located at an upper side of the hydrophobic gas film 14. A support layer 15 may be disposed above the baffle 20, and a hydrophobic gas film 14 may be disposed on the support layer 15. A reticular support layer 15 can be arranged at the upper end of the reactor main body 10 at a position 0.1-0.3m above the outflow pipe 12, a ceramic membrane assembly with a hydrophobic layer can be arranged in the hydrophobic gas membrane 14, the hydrophobic gas membrane 14 can separate gas from water, liquid in the reactor main body 10 is prevented from flowing into the emptying pipe 13 along with tail gas, gas separated by the hydrophobic gas membrane 14 can be decomposed into oxygen by the tail gas processor 70 and then emptied through the emptying pipe 13, and pollution and harm to the tail gas are prevented.
In other embodiments, the baffle 20 can comprise a plurality and a plurality of baffles 20 can define a plurality of compartment spaces 21, e.g., four baffles 20 and four baffles 20 can define five compartment spaces 21. Through the turbulent flow regulation of the baffle plate 20, the ozone and the sewage in the chamber undergo forward flow and reverse flow alternate mass transfer reaction, so that the mass transfer efficiency is improved, and the sewage treatment effect and efficiency are improved.
specifically, the number of the aeration discs 50 may be equal to the number of the compartment spaces 21, and each aeration disc 50 is disposed at the bottom of the corresponding compartment space 21, so that each aeration disc 50 can uniformly supply ozone to the corresponding compartment space 21, so that the ozone is uniformly and sufficiently contacted with the sewage.
according to some embodiments, the high efficiency ozone catalytic oxidation reactor may further include a number of catalyst compartments 31 equal to the number of compartment spaces 21, the catalyst packing 30 may be respectively disposed in each catalyst compartment 31, each catalyst compartment 31 may be respectively disposed in a corresponding compartment space 21, the catalyst compartments 31 may be removable, each catalyst compartment 31 may independently replace the catalyst packing 30, and cleaning or replacement of the catalyst packing 30 may be facilitated.
According to other embodiments, the high efficiency ozone catalytic oxidation reactor may further include a backwash spray nozzle 60, a backwash pump 61 and a backwash pipe 62, wherein the backwash spray nozzle 60 may be disposed between the catalyst compartment 31 and the aeration disc 50, may be located below the catalyst compartment 31, and the backwash spray nozzle 60 may be additionally installed at a position 0.15-0.3m below each catalyst compartment 31, so as to clean the catalyst packing 30 in the catalyst compartment 31 through the backwash spray nozzle 60, and to clean the catalyst packing 30. One end of the backwash line 62 may be connected to the backwash nozzle 60, and the other end of the backwash line 62 may be connected to an outlet of the backwash pump 61, and the backwash pump 61 may be used to supply the backwash nozzle 60 with cleaning liquid through the backwash line 62 so as to clean the catalyst packing 30.
Alternatively, the backwash spray nozzles 60 may comprise a plurality of, for example, five, and at least one backwash spray nozzle 60 may be provided below each catalyst compartment 31, for example, one backwash spray nozzle 60 may be provided below each catalyst compartment 31.
according to some embodiments, the high efficiency catalytic ozonation reactor may further include a steam pipe 63, one end of the steam pipe 63 may be communicated with the backwash pipe 62, the other end of the steam pipe 63 may be used to communicate with a steam device, the steam device may provide steam, the steam pipe 63 may be provided with a first valve 64, the backwash pipe 62 may be provided with a second valve 65, the second valve 65 may be located at a position between the steam pipe 63 and the backwash pump 61 on the backwash pipe 62, different pipes may be switched by adjusting the first valve 64 and the second valve 65, steam may be sprayed through the backwash nozzle 60, water may be sprayed, water may be discharged after ozone treatment, the catalyst may be washed with water and steam by switching the valves, the combination of steam backwash and water wash may effectively improve the backwash efficiency of the catalyst, the catalyst packing 30 may be better cleaned, can improve the ozone catalyzing capacity of the catalyst and greatly prolong the service life of the catalyst. When the catalyst is polluted and blocked when the system runs for a long time, the catalyst can be back-flushed by alternately utilizing ozone water and steam by switching the valves, so that the activity of the catalyst is recovered.
According to other embodiments, the high efficiency catalytic ozonation reactor may further include a tail gas processor 70, the tail gas processor 70 may be disposed on the blow-down pipe 13, the hydrophobic gas film 14 may separate gas from water, may prevent liquid in the reactor body 10 from flowing into the tail gas processor 70 along with the tail gas, may process the tail gas through the tail gas processor 70, may decompose ozone in the tail gas into oxygen, and may prevent pollution of the tail gas.
In some embodiments, the high efficiency catalytic ozonation reactor may further include an ozone concentration detector 41, the aeration disc 50 and the ozone generating device 40 may be connected through a communication pipe, the ozone concentration detector 41 may be communicated with the communication pipe, the ozone concentration entering the aeration disc 50 in the communication pipe may be detected by the ozone concentration detector 41, the ozone concentration may be analyzed by the ozone concentration detector 41, so as to monitor the concentration of ozone entering the chamber, and the ozone concentration may be adjusted in time. When ozone enters the reactor chamber, the ozone concentration detector 41 can be turned on to monitor the concentration of ozone entering the reactor and adjust the concentration of ozone entering the chamber according to the COD concentration of the influent water.
according to the utility model discloses a high-efficient ozone catalytic oxidation reactor, can make ozone and sewage fully contact, increase the contact time of ozone and sewage, improve the mass transfer efficiency between ozone and sewage, prolong the life of catalyst, combine together steam backwash and washing can improve the backwash efficiency of catalyst, can improve the catalytic ozone ability of catalyst, improve the catalytic ability of catalyst, improve the treatment effect and the treatment effeciency of sewage, avoid tail gas pollution, can monitor the concentration of the ozone that gets into the cavity, reduce the treatment cost of sewage, the reactor is simple in structure, easily manufacturing.
Unless otherwise defined, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art to which the invention belongs. The terms "connected" or "coupled" and the like as used herein are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object to be described is changed, the relative positional relationships are changed accordingly.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. A high efficiency catalytic ozonation reactor, comprising:
The reactor comprises a reactor main body, wherein a cavity is defined in the reactor main body, an inlet pipe communicated with the cavity is arranged at the bottom of the reactor main body, and an outlet pipe and an emptying pipe communicated with the cavity are respectively arranged at the upper part of the reactor main body;
A baffle disposed in the chamber and defining a bay space;
Catalyst packing respectively contained in the compartment spaces;
an ozone generating device for generating ozone;
the aeration disc is connected with the ozone generating device, and the aeration disc is arranged at the bottom of the chamber to supply ozone to the chamber.
2. The high efficiency ozonation catalytic oxidation reactor of claim 1, wherein a hydrophobic gas film is disposed above the baffle plate, the outflow pipe is located at a lower side of the hydrophobic gas film, and the vent pipe is located at an upper side of the hydrophobic gas film.
3. The high efficiency ozone catalytic oxidation reactor as set forth in claim 1 wherein said baffles comprise a plurality of and define a plurality of said compartment spaces.
4. the high efficiency ozonation catalytic oxidation reactor of claim 3, wherein the number of aeration disks is equal to the number of bay spaces, and each aeration disk is disposed at the bottom of the corresponding bay space.
5. The high efficiency ozone catalytic oxidation reactor of claim 3 further comprising a number of catalyst compartments equal to the number of compartment spaces, the catalyst packing being disposed in each of the catalyst compartments, each of the catalyst compartments being disposed in a respective one of the compartment spaces.
6. The high efficiency ozonation catalytic oxidation reactor of claim 5, further comprising:
The backwashing spray head is arranged between the catalyst compartment and the aeration disc;
The backwashing device comprises a backwashing pump and a backwashing pipeline, wherein one end of the backwashing pipeline is connected with the backwashing nozzle, and the other end of the backwashing pipeline is connected with an outlet of the backwashing pump.
7. The high efficiency ozonation catalytic oxidation reactor of claim 6, wherein the backwash spray head comprises a plurality of backwash spray heads, and at least one backwash spray head is arranged below each catalyst compartment.
8. The high efficiency ozone catalytic oxidation reactor according to claim 6, further comprising a steam pipe, wherein one end of the steam pipe is communicated with the backwash pipeline, the other end of the steam pipe is used for communicating with a steam device, the steam pipe is provided with a first valve, the backwash pipeline is provided with a second valve, and the second valve is located between the steam pipe and the backwash pump.
9. the high efficiency ozone catalytic oxidation reactor of claim 1 further comprising a tail gas treater disposed on the vent line.
10. The high efficiency ozonation catalytic oxidation reactor according to claim 1, further comprising an ozone concentration detector, wherein the aeration disk is connected to the ozone generating device through a communication pipe, and the ozone concentration detector is communicated with the communication pipe to detect the concentration of ozone entering the aeration disk in the communication pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920176121.XU CN209797559U (en) | 2019-01-31 | 2019-01-31 | High-efficiency ozone catalytic oxidation reactor |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920176121.XU CN209797559U (en) | 2019-01-31 | 2019-01-31 | High-efficiency ozone catalytic oxidation reactor |
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| CN209797559U true CN209797559U (en) | 2019-12-17 |
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| CN201920176121.XU Expired - Fee Related CN209797559U (en) | 2019-01-31 | 2019-01-31 | High-efficiency ozone catalytic oxidation reactor |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113461240A (en) * | 2021-07-24 | 2021-10-01 | 安徽天柱绿色能源科技有限公司 | Device and method for efficiently treating domestic sewage by using ozone |
| WO2023005547A1 (en) * | 2021-07-27 | 2023-02-02 | 无锡小天鹅电器有限公司 | Clothing treatment device |
| CN117550746A (en) * | 2023-12-05 | 2024-02-13 | 江苏恩飞特环保工程有限公司 | Hydroxyl oxidation device for electroplating wastewater treatment and treatment process thereof |
-
2019
- 2019-01-31 CN CN201920176121.XU patent/CN209797559U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113461240A (en) * | 2021-07-24 | 2021-10-01 | 安徽天柱绿色能源科技有限公司 | Device and method for efficiently treating domestic sewage by using ozone |
| WO2023005547A1 (en) * | 2021-07-27 | 2023-02-02 | 无锡小天鹅电器有限公司 | Clothing treatment device |
| CN117550746A (en) * | 2023-12-05 | 2024-02-13 | 江苏恩飞特环保工程有限公司 | Hydroxyl oxidation device for electroplating wastewater treatment and treatment process thereof |
| CN117550746B (en) * | 2023-12-05 | 2024-06-25 | 江苏恩飞特环保工程有限公司 | Hydroxyl oxidation device for electroplating wastewater treatment and treatment process thereof |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191217 Termination date: 20210131 |
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| CF01 | Termination of patent right due to non-payment of annual fee |