CN117326675A - Ozone catalytic oxidation equipment for wastewater treatment - Google Patents
Ozone catalytic oxidation equipment for wastewater treatment Download PDFInfo
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- CN117326675A CN117326675A CN202311547510.6A CN202311547510A CN117326675A CN 117326675 A CN117326675 A CN 117326675A CN 202311547510 A CN202311547510 A CN 202311547510A CN 117326675 A CN117326675 A CN 117326675A
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- ozone
- wall
- wastewater
- catalytic oxidation
- stirring
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- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 title claims abstract description 217
- 238000007254 oxidation reaction Methods 0.000 title claims abstract description 78
- 230000003647 oxidation Effects 0.000 title claims abstract description 77
- 230000003197 catalytic effect Effects 0.000 title claims abstract description 72
- 238000004065 wastewater treatment Methods 0.000 title claims abstract description 33
- 239000002351 wastewater Substances 0.000 claims abstract description 104
- 238000006243 chemical reaction Methods 0.000 claims abstract description 75
- 238000001514 detection method Methods 0.000 claims abstract description 43
- 238000000034 method Methods 0.000 claims abstract description 28
- 230000008569 process Effects 0.000 claims abstract description 19
- 238000003756 stirring Methods 0.000 claims description 104
- 238000011084 recovery Methods 0.000 claims description 29
- 238000012544 monitoring process Methods 0.000 claims description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 238000011282 treatment Methods 0.000 claims description 18
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 16
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 14
- 239000012528 membrane Substances 0.000 claims description 13
- 230000001133 acceleration Effects 0.000 claims description 11
- 239000001257 hydrogen Substances 0.000 claims description 11
- 229910052739 hydrogen Inorganic materials 0.000 claims description 11
- 239000007789 gas Substances 0.000 claims description 9
- 230000000694 effects Effects 0.000 claims description 7
- 238000004891 communication Methods 0.000 claims description 6
- 238000007599 discharging Methods 0.000 claims description 6
- 238000010438 heat treatment Methods 0.000 claims description 6
- 239000008213 purified water Substances 0.000 claims description 6
- 238000004064 recycling Methods 0.000 claims description 6
- 238000003915 air pollution Methods 0.000 claims description 5
- 239000012535 impurity Substances 0.000 claims description 5
- 238000001556 precipitation Methods 0.000 claims description 5
- 230000004044 response Effects 0.000 claims description 4
- 238000005868 electrolysis reaction Methods 0.000 claims description 3
- 150000002431 hydrogen Chemical class 0.000 claims description 3
- 238000000746 purification Methods 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 2
- 230000007613 environmental effect Effects 0.000 claims description 2
- 238000001914 filtration Methods 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 abstract description 4
- XFXPMWWXUTWYJX-UHFFFAOYSA-N Cyanide Chemical compound N#[C-] XFXPMWWXUTWYJX-UHFFFAOYSA-N 0.000 description 5
- 230000001276 controlling effect Effects 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000001301 oxygen Substances 0.000 description 3
- 229910052760 oxygen Inorganic materials 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 2
- 238000011897 real-time detection Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 241000876443 Varanus salvator Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007791 dehumidification Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000001699 photocatalysis Effects 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/78—Treatment of water, waste water, or sewage by oxidation with ozone
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
- B01D53/04—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography with stationary adsorbents
- B01D53/0407—Constructional details of adsorbing systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/808—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with stirrers driven from the bottom of the receptacle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
- B01F27/80—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis
- B01F27/90—Mixers with rotary stirring devices in fixed receptacles; Kneaders with stirrers rotating about a substantially vertical axis with paddles or arms
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
- B01F35/30—Driving arrangements; Transmissions; Couplings; Brakes
- B01F35/32—Driving arrangements
- B01F35/32005—Type of drive
- B01F35/3204—Motor driven, i.e. by means of an electric or IC motor
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/008—Control or steering systems not provided for elsewhere in subclass C02F
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/72—Treatment of water, waste water, or sewage by oxidation
- C02F1/725—Treatment of water, waste water, or sewage by oxidation by catalytic oxidation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/102—Carbon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/66—Treatment of water, waste water, or sewage by neutralisation; pH adjustment
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/78—Details relating to ozone treatment devices
- C02F2201/782—Ozone generators
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/02—Temperature
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/06—Controlling or monitoring parameters in water treatment pH
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/38—Gas flow rate
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/40—Liquid flow rate
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The invention discloses ozone catalytic oxidation equipment for wastewater treatment, which relates to the technical field of catalytic oxidation equipment and comprises an ozone generating tank, a reaction tank and a reaction detection module, wherein the reaction tank is arranged at the top of the outer wall of the ozone generating tank, and the reaction detection module is arranged in the reaction tank; the reaction detection module is used for detecting various reaction condition parameters of catalytic oxidation of wastewater treatment in real time; the reaction detection module includes: PH detection stick, temperature sensor and pressure sensor. According to the invention, by installing the reaction detection module, the function of detecting various parameters in the catalytic oxidation process of the wastewater is realized, and the problems that the catalytic oxidation is incomplete due to the fact that the ozone conveying amount and the reaction temperature and pressure cannot be regulated because the reaction parameters cannot be detected are solved.
Description
Technical Field
The invention relates to the technical field of catalytic oxidation equipment, in particular to ozone catalytic oxidation equipment for wastewater treatment.
Background
Ozone is an unstable and easily decomposed strong oxidant, so that the ozone oxidation water treatment process equipment mainly consists of an ozone generator and air-water contact equipment, and the only method for producing ozone on a large scale is a silent discharge method. The raw material gas for producing ozone is air or oxygen, and the raw material gas must undergo the processes of oil removal, dehumidification, dust removal and other purification treatments, otherwise the ozone yield and normal use of equipment can be affected.
The existing ozone catalytic oxidation equipment for wastewater treatment can only realize catalytic oxidation treatment, cannot realize real-time detection of influencing parameters in treatment reaction, cannot realize the stirring function of wastewater mixture and the flow control and regulation functions of wastewater and ozone, and causes incomplete catalytic oxidation of wastewater and low production efficiency
1. Patent document CN104609533B discloses a control system and a method for an ozone heterogeneous catalytic oxidation treatment process of organic wastewater difficult to degrade, and the above patent realizes real-time regulation and control of wastewater treatment process working conditions, ensures that effluent indexes meet emission standards, and simultaneously ensures that ozone heterogeneous catalytic oxidation treatment process equipment is maintained in a stable and efficient running state, but the above patent cannot realize detection functions of various parameters in the wastewater catalytic oxidation process.
2. Patent document CN111573929B discloses a reaction system and a method for O3/photocatalytic advanced oxidation of high-concentration wastewater, which improve treatment efficiency, reduce ozone dosage, reduce use of corrosive raw materials, reduce equipment loss, and reduce production cost, but the above patent cannot realize a stirring function for wastewater.
3. Patent document CN112408579B discloses a membrane module for ozone catalytic oxidation wastewater treatment, and the above patent realizes improvement of ozone utilization rate and catalytic oxidation reaction rate, effective reduction of equipment volume, reduction of investment running cost, but the above patent cannot realize a function of efficiently generating high-purity dry ozone.
4. Patent document CN106673278B discloses a petrochemical cyanide-containing wastewater treatment process and apparatus, and the above patent realizes effective treatment of complex cyanide and free cyanide, has excellent effect on complex cyanide, and reduces total cyanide below emission standard, and has relatively low treatment cost, but the above patent cannot realize control and regulation functions on wastewater flow and ozone supply flow.
In summary, the above patent cannot realize the functions of detecting various parameters in the catalytic oxidation process of the wastewater, stirring the wastewater, efficiently generating high-purity dry ozone and controlling and adjusting the wastewater flow and the ozone supply flow, so that the problems of incomplete catalytic oxidation and resource waste due to the proportion imbalance of the wastewater and the ozone, and incomplete catalytic oxidation due to the fact that the wastewater and the ozone flow cannot be adjusted and controlled are caused;
therefore, the application provides the ozone catalytic oxidation equipment for wastewater treatment, which can realize the functions of detecting various parameters in the wastewater catalytic oxidation process, stirring the wastewater, efficiently generating high-purity dry ozone and controlling and regulating the wastewater flow and ozone supply flow.
Disclosure of Invention
The invention aims to provide ozone catalytic oxidation equipment for wastewater treatment, which solves the technical problems that the prior art cannot realize the functions of detecting various parameters in the wastewater catalytic oxidation process, stirring wastewater, efficiently generating high-purity dry ozone and controlling and adjusting wastewater flow and ozone supply flow, so that the contact area of wastewater and ozone is small, the wastewater and ozone flow cannot be adjusted and controlled, the proportion of the wastewater and ozone is unbalanced, the catalytic oxidation is incomplete, the resource is wasted and the catalytic oxidation is not complete due to the influence of low-purity wet ozone.
In order to achieve the above purpose, the present invention provides the following technical solutions: the ozone catalytic oxidation equipment for wastewater treatment comprises an ozone generating tank, a reaction tank and a reaction detection module, wherein the reaction tank is arranged at the top of the outer wall of the ozone generating tank, and the reaction detection module is arranged in the reaction tank; the reaction detection module is used for detecting various reaction condition parameters of catalytic oxidation of wastewater treatment in real time;
the reaction detection module includes: a PH detection rod, a temperature sensor and a pressure sensor;
the stirring chamber is installed to retort inner wall bottom, the PH detection stick is installed at stirring chamber inner wall top, PH detection stick is used for detecting the pH value around the waste water treatment, temperature sensor is installed at stirring chamber inner wall top, temperature sensor is used for detecting stirring intracavity portion temperature data, pressure sensor is installed at stirring chamber inner wall top, pressure sensor is used for detecting stirring intracavity reaction pressure size.
Preferably, a stirring acceleration module is arranged at the bottom of the inner wall of the reaction tank and is used for stirring and increasing the contact area of wastewater and ozone and accelerating the catalytic oxidation effect;
the stirring acceleration module includes: the stirring device comprises a first motor, a stirring rod and stirring paddles;
the first motor is installed to retort inner wall bottom, and first pivot is installed at first motor outer wall top, and first pivot top cover is equipped with the stirring rod, and stirring rod outer wall side-mounting has stirring paddle, and stirring paddle outer wall runs through and has offered the water conservancy diversion hole, and first motor outer wall side electric connection has third signal controller.
Preferably, a flow control module is arranged in the reaction tank and is used for monitoring the flow of wastewater and the flow of ozone in real time and responding and adjusting the flow;
the flow control module includes: the wastewater flow rate monitoring electric valve, the ozone flow rate monitor and the second motor;
the waste water inlet channel is installed at retort outer wall top, and waste water inlet channel bottom stretches into the stirring intracavity portion, waste water velocity of flow monitoring electric valve is installed to waste water inlet channel outer wall bottom, ozone pressure boost box is installed to stirring intracavity wall side face, ozone velocity of flow monitor is installed to ozone pressure boost box inner wall side face, second motor outer wall side face installs the second pivot, second pivot outer wall cover is equipped with the booster fan, second motor outer wall top electric connection has fourth signal controller.
Preferably, an ozone generating module is arranged at the bottom of the ozone generating tank and is used for generating high-purity ozone to be provided for the wastewater for catalytic oxidation treatment;
the ozone generation module includes: corona discharger, water molecule diaphragm and hydrogen molecule diaphragm;
the ozone generating tank outer wall side runs through and installs the charge-in pipeline, and ozone generating tank outer wall side runs through and installs the bleeder line, and corona discharger is installed to ozone generating tank inner wall bottom, and corona discharger outer wall side electric connection has the second signal controller, and ozone generating tank inner wall side installs the hydrone diaphragm, and ozone generating tank inner wall side installs the hydrogen molecule diaphragm, and hydrogen molecule diaphragm is in hydrone diaphragm top.
Preferably, the first pump is installed to stirring chamber inner wall bottom, and waste water outlet pipe is installed at retort outer wall top, and the communication pipeline is installed at first pump outer wall top, and the fixed intercommunication of communication pipeline outer wall top and waste water outlet pipe outer wall bottom, stirring chamber inner wall side-mounting have the heating rod, and heating rod outer wall top electric connection has first signal controller, corona discharger outer wall side electric connection has second signal controller.
Preferably, the supporting leg is installed to ozone generation jar outer wall bottom, and ozone generation jar outer wall back-mounted has the hydrogen recovery pipe, and ozone generation jar outer wall side-mounting has ozone pipeline, and ozone pipeline runs through the retort outer wall and communicates with the stirring chamber outer wall, ozone booster tank and ozone pipeline intercommunication, and impurity precipitation net is installed to stirring chamber inner wall bottom.
Preferably, an ozone recovery alarm module is installed at the top of the outer wall of the reaction tank and is used for recovering redundant ozone and monitoring whether the ozone leaks into the air to cause air pollution;
the ozone recovery alarm module includes: an activated carbon plate, a battery and an ozone concentration sensor;
the recovery tower is installed at retort outer wall top, and the active carbon board is installed to recovery tower inner wall side, and the battery is installed to recovery tower inner wall bottom, and buzzer is installed at recovery tower inner wall top, and ozone concentration sensor is installed at recovery tower outer wall top, and buzzer and battery and ozone concentration sensor pass through the wire connection.
Preferably, the electric valve for monitoring the flow rate of the wastewater and the ozone flow rate monitor are connected with the second signal controller and the fourth signal controller through a shared database network, the temperature sensor is connected with the first signal controller through a signal line, and the PH detection rod is connected with the third signal controller through a Bluetooth protocol in a wireless way.
Preferably, the use method comprises the following steps:
s1, conveying purified water from a feeding pipeline into an ozone generating tank, performing discharge electrolysis on the purified water by an ozone generating module, and filtering molecules to obtain high-purity dry ozone gas;
s2, inputting the wastewater into a stirring cavity in the reaction tank from a wastewater inlet pipeline, conveying high-purity dry ozone gas obtained in the ozone generation tank into the stirring cavity through an ozone conveying pipeline, and carrying out catalytic oxidation treatment on the wastewater by ozone;
s3, monitoring all reaction parameters in the stirring cavity in real time by the reaction detection module in the catalytic oxidation process, and driving the stirring acceleration module to take real-time response measures according to real-time monitoring data so as to enable the catalytic oxidation of the wastewater to be more thorough;
and S4, finally, discharging the wastewater after the treatment and detection, and recycling the redundant ozone in the stirring cavity by utilizing an ozone recycling alarm module to prevent the generation of environmental air pollution.
Preferably, the using method further comprises the following steps:
s11, after the wastewater enters the stirring cavity, ozone is simultaneously input into the wastewater to make the ozone fully contact with the wastewater in the form of bubbles;
s21, detecting temperature data and pressure data in the stirring cavity in the catalytic oxidation process by the reaction detection module, transmitting the data to a corresponding signal controller, and starting corresponding response measures;
s31, when the PH value of the wastewater is detected to be within the data range of the purification completion, discharging the wastewater subjected to the catalytic oxidation from the stirring cavity;
s41, when ozone is recovered, the ozone concentration in the external air of the reaction tank is detected, and when the ozone concentration in the external air exceeds a standard range, the buzzer sends out a buzzing alarm to remind an operator to process in time.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, by installing the reaction detection module, the function of detecting various parameters in the catalytic oxidation process of the wastewater is realized, and the problems that the catalytic oxidation is incomplete due to the fact that the ozone conveying amount and the reaction temperature and pressure cannot be regulated because the reaction parameters cannot be detected are solved;
2. according to the invention, the stirring acceleration module is arranged, so that the stirring function of wastewater is realized, and the problems of small contact area of wastewater and ozone and poor catalytic oxidation effect are solved;
3. according to the invention, the ozone generating module is arranged, so that the function of efficiently generating high-purity dry ozone is realized, and the influence of low-purity wet ozone on the catalytic oxidation treatment effect is solved;
4. the invention realizes the control and regulation functions of the wastewater flow and the ozone supply flow by installing the flow control module, and solves the problems of incomplete catalytic oxidation and resource waste caused by unbalanced proportion of the wastewater flow and the ozone flow which cannot be regulated and controlled.
Drawings
FIG. 1 is a schematic elevational view of the present invention;
FIG. 2 is a schematic view of the front part structure of the present invention;
FIG. 3 is a schematic view of a part of the structure of an ozone generating module according to the present invention;
FIG. 4 is a schematic view of a part of the structure of the stirring acceleration module of the present invention;
FIG. 5 is a schematic diagram of a portion of a reaction detection module according to the present invention;
FIG. 6 is a schematic view of a part of the structure of an ozone recovery alarm module according to the present invention;
FIG. 7 is a schematic view of a portion of a flow control module according to the present invention;
FIG. 8 is a schematic view of a part of the structure of an impurity precipitation net according to the present invention.
In the figure: 1. an ozone generating tank; 2. support legs; 3. a reaction tank; 4. an ozone delivery conduit; 5. a wastewater inlet pipe; 6. a wastewater outlet pipe; 7. an ozone concentration sensor; 8. a stirring cavity; 9. a first pump; 10. a communication pipe; 11. a feed conduit; 12. a discharge pipe; 13. a corona discharger; 14. a second signal controller; 15. an ozone pressurizing box body; 16. a water molecule membrane; 17. a hydrogen molecular membrane; 18. a hydrogen recovery pipe; 19. the flow rate of the waste water monitors the electric valve; 20. a first motor; 21. a first rotating shaft; 22. a stirring rod; 23. stirring paddles; 24. a third signal controller; 25. a pressure sensor; 26. a temperature sensor; 27. a PH detection bar; 28. a first signal controller; 29. a heating rod; 30. an activated carbon plate; 31. a recovery tower; 32. a battery; 33. a buzzer; 34. a second motor; 35. a second rotating shaft; 36. a booster fan; 37. an ozone flow rate monitor; 38. a fourth signal controller; 39. and (5) an impurity precipitation net.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like 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 invention will be understood in specific cases by those of ordinary skill in the art.
Example 1
Referring to fig. 1, 2 and 5, an embodiment of the present invention provides: the ozone catalytic oxidation equipment for wastewater treatment comprises an ozone generating tank 1, a reaction tank 3 and a reaction detection module, wherein the reaction tank 3 is arranged at the top of the outer wall of the ozone generating tank 1, and the reaction detection module is arranged in the reaction tank 3; the reaction detection module is used for detecting various reaction condition parameters of catalytic oxidation of wastewater treatment in real time;
the reaction detection module includes: a PH detection bar 27, a temperature sensor 26, and a pressure sensor 25;
the bottom of the inner wall of the reaction tank 3 is provided with a stirring cavity 8, the top of the inner wall of the stirring cavity 8 is provided with a PH detection rod 27, the PH detection rod 27 is used for detecting PH values before and after wastewater treatment, the top of the inner wall of the stirring cavity 8 is provided with a temperature sensor 26, the temperature sensor 26 is used for detecting temperature data in the stirring cavity 8, the top of the inner wall of the stirring cavity 8 is provided with a pressure sensor 25, and the pressure sensor 25 is used for detecting the reaction pressure in the stirring cavity 8;
further, temperature sensor 26 detects the inside temperature data of stirring chamber 8 in real time, pressure sensor 25 detects the inside reaction pressure of stirring chamber 8 in real time, PH detection stick 27 detects waste water PH value data in real time to suitably increase ozone volume and waste water volume according to waste water PH value, when temperature data is less than the reaction requirement temperature, temperature sensor 26 transmits the signal to first signal controller 28, first signal controller 28 controls heating stick 29 to open and heats waste water, guarantee that waste water temperature is 75 ℃ in the optimal range temperature, pressure sensor 25 detects stirring chamber 8 internal pressure and prevents to take place the cavity pressure release and lead to catalytic oxidation incomplete.
Example 2
Referring to fig. 1, 2 and 4, an embodiment of the present invention is provided: an ozone catalytic oxidation device for wastewater treatment is characterized in that a stirring acceleration module is arranged at the bottom of the inner wall of the reaction tank 3 and used for stirring and increasing the contact area between wastewater and ozone and accelerating the catalytic oxidation effect;
the stirring acceleration module includes: a first motor 20, a stirring rod 22 and a stirring blade 23;
the bottom of the inner wall of the reaction tank 3 is provided with a first motor 20, the top of the outer wall of the first motor 20 is provided with a first rotating shaft 21, the top of the first rotating shaft 21 is sleeved with a stirring rod 22, the side surface of the outer wall of the stirring rod 22 is provided with a stirring blade 23, the outer wall of the stirring blade 23 is provided with a diversion hole in a penetrating way, and the side surface of the outer wall of the first motor 20 is electrically connected with a third signal controller 24;
further, the third signal controller 24 receives real-time detection data of the PH detection rod 27, when the PH does not reach the set oxidation completion range, the third signal controller 24 controls the first motor 20 to start, the first motor 20 drives the first rotating shaft 21 to rotate, the first rotating shaft 21 drives the stirring rod 22 to rotate, the stirring rod 22 drives the stirring blade 23 to rotate, the stirring blade 23 stirs the mixed liquid of the wastewater and the ozone in the stirring cavity 8, the contact area of the ozone and the wastewater is increased, the catalytic oxidation speed is accelerated, and the oxidation efficiency is improved.
Example 3
Referring to fig. 1, 2 and 7, an embodiment of the present invention provides: an ozone catalytic oxidation device for wastewater treatment is characterized in that a flow control module is arranged in a reaction tank 3 and used for monitoring wastewater flow and ozone flow in real time and responding to the wastewater flow and controlling flow;
the flow control module includes: a wastewater flow rate monitoring electric valve 19, an ozone flow rate monitor 37 and a second motor 34;
the top of the outer wall of the reaction tank 3 is provided with a wastewater inlet pipeline 5, the bottom of the wastewater inlet pipeline 5 stretches into the stirring cavity 8, the bottom of the outer wall of the wastewater inlet pipeline 5 is provided with a wastewater flow speed monitoring electric valve 19, the side surface of the inner wall of the stirring cavity 8 is provided with an ozone pressurizing box 15, the side surface of the inner wall of the ozone pressurizing box 15 is provided with an ozone flow speed monitor 37, the side surface of the inner wall of the ozone pressurizing box 15 is provided with a second motor 34, the side surface of the outer wall of the second motor 34 is provided with a second rotating shaft 35, the outer wall of the second rotating shaft 35 is sleeved with a pressurizing fan 36, and the top of the outer wall of the second motor 34 is electrically connected with a fourth signal controller 38;
further, waste water is input into the stirring cavity 8 from the waste water inlet pipeline 5, the waste water flow rate monitoring electric valve 19 detects the waste water flow rate in real time, and when the waste water input time reaches the set time, the waste water flow rate monitoring electric valve 19 is automatically closed, the second motor 34 in the ozone pressurizing box 15 is started, the second motor 34 drives the second rotating shaft 35 to rotate, the second rotating shaft 35 drives the pressurizing fan 36 to rotate, the pressurizing fan 36 blows ozone in the ozone pressurizing box 15 into the stirring cavity 8, the internal pressure of the stirring cavity 8 is increased, the ozone flow rate monitor 37 detects the ozone flow rate in the set time, the flow rate is fed back to the fourth signal controller 38 in real time, and the fourth signal controller 38 controls the second motor 34 according to the flow rate to adjust the output power so as to ensure that the input ozone quantity in the set time meets the catalytic oxidation requirement of the waste water.
Example 4
Referring to fig. 1, 3 and 7, an embodiment of the present invention provides: an ozone catalytic oxidation device for wastewater treatment, wherein an ozone generation module is arranged at the bottom of an ozone generation tank 1 and is used for generating high-purity ozone and providing the high-purity ozone for wastewater for catalytic oxidation treatment;
the ozone generation module includes: a corona discharger 13, a water molecule membrane 16, and a hydrogen molecule membrane 17;
the side surface of the outer wall of the ozone generating tank 1 is provided with a feeding pipeline 11 in a penetrating way, the side surface of the outer wall of the ozone generating tank 1 is provided with a discharging pipeline 12 in a penetrating way, the bottom of the inner wall of the ozone generating tank 1 is provided with a corona discharger 13, the side surface of the outer wall of the corona discharger 13 is electrically connected with a second signal controller 14, the side surface of the inner wall of the ozone generating tank 1 is provided with a water molecule membrane 16, the side surface of the inner wall of the ozone generating tank 1 is provided with a hydrogen molecule membrane 17, and the hydrogen molecule membrane 17 is above the water molecule membrane 16;
further, purified water to be electrolyzed is input from the feed pipe 11 into the ozone generating tank 1, the ozone flow rate monitor 37 transmits detection data to the second signal controller 14, the corona discharger 13 is started after receiving the signal of the second signal controller 14, the corona discharger 13 performs discharge electrolysis on the purified water to generate hydrogen and oxygen molecules, the corona discharger 13 continuously discharges the oxygen molecules to obtain ozone molecules, the water molecule membrane 16 isolates the molecules into upper hydrogen molecules and ozone molecules, the lower water is water molecules, dry ozone molecules are obtained at the moment, the molecules are isolated into upper hydrogen molecules through the hydrogen molecule membrane 17, and pure dry ozone gas is obtained at the moment.
Example 5
Referring to fig. 1, 2 and 7, an embodiment of the present invention provides: an ozone catalytic oxidation device for wastewater treatment is characterized in that an ozone recovery alarm module is arranged at the top of the outer wall of a reaction tank 3 and used for recovering redundant ozone and monitoring whether the ozone leaks into the air to cause air pollution;
the ozone recovery alarm module includes: an activated carbon plate 30, a battery 32, and an ozone concentration sensor 7;
the top of the outer wall of the reaction tank 3 is provided with a recovery tower 31, the side surface of the inner wall of the recovery tower 31 is provided with an activated carbon plate 30, the bottom of the inner wall of the recovery tower 31 is provided with a battery 32, the top of the inner wall of the recovery tower 31 is provided with a buzzer 33, the top of the outer wall of the recovery tower 31 is provided with an ozone concentration sensor 7, and the buzzer 33 is connected with the battery 32 and the ozone concentration sensor 7 through wires;
further, after the catalytic oxidation of the primary wastewater is completed, redundant ozone molecules in the stirring cavity 8 enter the recovery tower 31, the activated carbon plate 30 in the recovery tower 31 absorbs the ozone molecules, the ozone concentration sensor 7 detects the ozone concentration in the air outside the reaction tank 3, when the external ozone concentration exceeds 2%, the ozone concentration sensor 7 is connected with a circuit between the buzzer 33 and the battery 32, the battery 32 is powered on, the buzzer 33 gives out a buzzing alarm, and the staff is reminded to purify the air, so that the air environmental pollution is prevented.
The working principle is that the supporting legs 2 play a role in supporting the ozone generating tank 1, and the hydrogen recycling pipe 18 plays a role in recycling hydrogen; firstly, pure dry ozone gas is produced through an ozone generating module and is led into a stirring cavity 8 through an ozone conveying pipeline 4, then waste water is led into the stirring cavity 8, a reaction detection module monitors reaction temperature, pressure and PH data in the catalytic oxidation process of the ozone gas and waste water mixture in real time, then a flow control module and a stirring acceleration module are started through signal transmission according to the data monitored in real time, the flow of the waste water and the flow of the ozone are controlled and adjusted to reach a set reaction proportion, the catalytic oxidation speed and the effect are continuously stirred and accelerated, then the PH value of the waste water is continuously monitored, when the PH value is displayed in a set oxidation completion range, the oxidation treatment is stopped, a first pump 9 is started, the waste water in the stirring cavity 8 is pumped into a waste water outlet pipeline 6 from a communicating pipeline 10, oxidized sediment in the waste water is adsorbed by an impurity precipitation net 39, the electrolyzed pure water is discharged out of an ozone generating tank 1 from a discharging pipeline 12, finally, residual ozone in the reaction tank 3 is recovered and adsorbed by an ozone recovery alarm module, and whether the ozone is leaked or not is detected and the leakage is alarmed.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (10)
1. An ozone catalytic oxidation device for wastewater treatment, which is characterized in that: the device comprises an ozone generating tank (1), a reaction tank (3) and a reaction detection module, wherein the reaction tank (3) is arranged at the top of the outer wall of the ozone generating tank (1), and the reaction detection module is arranged in the reaction tank (3); the reaction detection module is used for detecting various reaction condition parameters of catalytic oxidation of wastewater treatment in real time;
the reaction detection module includes: a PH detection rod (27), a temperature sensor (26) and a pressure sensor (25);
stirring chamber (8) are installed to retort (3) inner wall bottom, PH detection stick (27) are installed at stirring chamber (8) inner wall top, PH detection stick (27) are used for detecting the PH value around the waste water treatment, temperature sensor (26) are installed at stirring chamber (8) inner wall top, temperature sensor (26) are used for detecting stirring chamber (8) inside temperature data, pressure sensor (25) are installed at stirring chamber (8) inner wall top, pressure sensor (25) are used for detecting reaction pressure size in stirring chamber (8).
2. An ozone catalytic oxidation apparatus for wastewater treatment according to claim 1, wherein: the bottom of the inner wall of the reaction tank (3) is provided with a stirring acceleration module which is used for stirring and increasing the contact area between wastewater and ozone and accelerating the catalytic oxidation effect;
the stirring acceleration module includes: a first motor (20), a stirring rod (22) and a stirring blade (23);
the first motor (20) is installed to retort (3) inner wall bottom, and first pivot (21) are installed at first motor (20) outer wall top, and stirring rod (22) are equipped with to first pivot (21) top cover, and stirring paddle (23) are installed to stirring rod (22) outer wall side, and stirring paddle (23) outer wall runs through and has seted up the water conservancy diversion hole, and first motor (20) outer wall side electric connection has third signal controller (24).
3. An ozone catalytic oxidation apparatus for wastewater treatment according to claim 1, wherein: the reaction tank (3) is internally provided with a flow control module which is used for monitoring the flow of wastewater and the flow of ozone in real time and responding and adjusting the flow;
the flow control module includes: a wastewater flow rate monitoring electric valve (19), an ozone flow rate monitor (37) and a second motor (34);
the waste water inlet channel (5) is installed at retort (3) outer wall top, and waste water inlet channel (5) bottom stretches into inside stirring chamber (8), waste water velocity of flow monitoring electric valve (19) are installed to waste water inlet channel (5) outer wall bottom, ozone pressure boost box (15) are installed to stirring chamber (8) inner wall side, ozone flow velocity monitor (37) are installed to ozone pressure boost box (15) inner wall side, second motor (34) are installed to ozone pressure boost box (15) inner wall side, second pivot (35) are installed to second motor (34) outer wall side, booster fan (36) are installed to second pivot (35) outer wall cover, fourth signal controller (38) are connected with in second motor (34) outer wall top electric property.
4. An ozone catalytic oxidation apparatus for wastewater treatment according to claim 1, wherein: an ozone generating module is arranged at the bottom of the ozone generating tank (1) and is used for generating high-purity ozone and providing the high-purity ozone for wastewater for catalytic oxidation treatment;
the ozone generation module includes: a corona discharger (13), a water molecule membrane (16) and a hydrogen molecule membrane (17);
the utility model provides an ozone generation jar (1) outer wall side runs through and installs charge-in pipeline (11), ozone generation jar (1) outer wall side runs through and installs discharge pipeline (12), corona discharger (13) are installed to ozone generation jar (1) inner wall bottom, corona discharger (13) outer wall side electric connection has second signal controller (14), ozone generation jar (1) inner wall side-mounting has hydrone diaphragm (16), ozone generation jar (1) inner wall side-mounting has hydrogen molecular diaphragm (17), and hydrogen molecular diaphragm (17) are in hydrone diaphragm (16) top.
5. An ozone catalytic oxidation apparatus for wastewater treatment according to claim 1, wherein: the stirring chamber (8) inner wall bottom is installed first pump (9), and waste water outlet pipe (6) are installed at retort (3) outer wall top, and communication pipeline (10) are installed at first pump (9) outer wall top, and communication pipeline (10) outer wall top and waste water outlet pipe (6) outer wall bottom fixed intercommunication, and stirring chamber (8) inner wall side-mounting has heating rod (29), and heating rod (29) outer wall top electric connection has first signal controller (28).
6. An ozone catalytic oxidation apparatus for wastewater treatment according to claim 1, wherein: supporting legs (2) are installed to ozone generation jar (1) outer wall bottom, and hydrogen recovery tube (18) are installed to ozone generation jar (1) outer wall back side, and ozone generation jar (1) outer wall side-mounting has ozone pipeline (4), and ozone pipeline (4) run through retort (3) outer wall and stirring chamber (8) outer wall intercommunication, ozone booster tank (15) and ozone pipeline (4) intercommunication, and impurity precipitation net (39) are installed to stirring chamber (8) inner wall bottom.
7. An ozone catalytic oxidation apparatus for wastewater treatment according to claim 1, wherein: an ozone recovery alarm module is arranged at the top of the outer wall of the reaction tank (3) and is used for recovering redundant ozone and monitoring whether the ozone leaks into the air to cause air pollution;
the ozone recovery alarm module includes: an activated carbon plate (30), a battery (32) and an ozone concentration sensor (7);
recovery tower (31) is installed at retort (3) outer wall top, and active carbon plate (30) are installed to recovery tower (31) inner wall side, and battery (32) are installed to recovery tower (31) inner wall bottom, and buzzer (33) are installed at recovery tower (31) inner wall top, and ozone concentration sensor (7) are installed at recovery tower (31) outer wall top, and buzzer (33) pass through wire connection with battery (32) and ozone concentration sensor (7).
8. An ozone catalytic oxidation apparatus for wastewater treatment according to claim 3, wherein: the waste water flow rate monitoring electric valve (19), the ozone flow rate monitor (37) are connected with the second signal controller (14) and the fourth signal controller (38) through a shared database network, the temperature sensor (26) is connected with the first signal controller (28) through a signal wire, and the PH detection rod (27) is connected with the third signal controller (24) through a Bluetooth protocol in a wireless mode.
9. The method for using an ozone catalytic oxidation apparatus for wastewater treatment according to any one of claims 1-8, wherein: the using method comprises the following steps:
s1, firstly, conveying purified water into an ozone generating tank (1) from a feeding pipeline (11), performing discharge electrolysis on the purified water by an ozone generating module, and filtering molecules to obtain high-purity dry ozone gas;
s2, inputting the wastewater into a stirring cavity (8) in the reaction tank (3) from a wastewater inlet pipeline (5), conveying high-purity dry ozone gas obtained in the ozone generation tank (1) into the stirring cavity (8) through an ozone conveying pipeline (4), and carrying out catalytic oxidation treatment on the wastewater by ozone;
s3, monitoring all reaction parameters in the stirring cavity (8) in real time by the reaction detection module in the catalytic oxidation process, and driving the stirring acceleration module to take real-time response measures according to real-time monitoring data so as to enable the catalytic oxidation of the wastewater to be more thorough;
and S4, finally, discharging the wastewater after the treatment and detection, and recycling the redundant ozone in the stirring cavity (8) by utilizing an ozone recycling alarm module to prevent the generation of environmental air pollution.
10. The method for using an ozone catalytic oxidation apparatus for wastewater treatment according to claim 9, wherein: the using method further comprises the following steps:
s11, after the wastewater enters the stirring cavity (8), ozone is simultaneously input into the wastewater to make the ozone fully contact with the wastewater in a bubble mode;
s21, detecting temperature data and pressure data in the stirring cavity (8) in the catalytic oxidation process by the reaction detection module, transmitting the data to a corresponding signal controller, and starting corresponding response measures;
s31, when the PH value of the wastewater is detected to be within the data range of the purification completion, discharging the wastewater subjected to the catalytic oxidation from the stirring cavity (8);
s41, when ozone is recovered, the ozone concentration in the air outside the reaction tank (3) is detected, and when the ozone concentration in the air exceeds a standard range, the buzzer (33) gives out a buzzing alarm to remind an operator to process in time.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117985840A (en) * | 2024-02-23 | 2024-05-07 | 天津滨海新区塘沽环科新河污水处理有限公司 | Monocrystalline silicon wastewater treatment device and process based on ozone catalytic oxidation technology |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117985840A (en) * | 2024-02-23 | 2024-05-07 | 天津滨海新区塘沽环科新河污水处理有限公司 | Monocrystalline silicon wastewater treatment device and process based on ozone catalytic oxidation technology |
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