CN-224212493-U - UV cooperated ozone fluidization catalytic oxidation reactor and wastewater treatment device thereof

CN224212493UCN 224212493 UCN224212493 UCN 224212493UCN-224212493-U

Abstract

The utility model discloses a UV synergistic ozone fluidization catalytic oxidation reactor and a wastewater treatment device thereof, wherein the reactor comprises an ejector, a pipeline mixer, an injection water inlet, a first catalytic oxidation reaction zone, a second catalytic oxidation reaction zone, a third catalytic oxidation reaction zone, an overflow port and a circulating water outlet tank; the jet device is connected with the pipeline mixer, the pipeline mixer is connected with the injection water inlet, the wastewater sequentially passes through the first catalytic oxidation reaction zone, the second catalytic oxidation reaction zone and the third catalytic oxidation reaction zone through the injection water inlet, the third catalytic oxidation reaction zone is connected with the overflow port, the overflow port is connected with the water inlet of the circulating water outlet tank, the first catalytic oxidation reaction zone and the second catalytic oxidation reaction zone are both provided with ultraviolet generating devices, the first water outlet of the circulating water outlet tank is connected with the injection water inlet, and circulating water is conveyed to enter the first catalytic oxidation reaction zone. The utility model effectively improves the efficiency of wastewater treatment and sterilization and the operation efficiency of the reactor.

Inventors

PENG ZHIHUA
LIU ZHENYU
Jian Hanfeng
CHEN WEICONG

Assignees

佛山市绿之源环保技术有限公司

Dates

Publication Date: 20260508
Application Date: 20250507

Claims (8)

1. The UV synergistic ozone fluidization catalytic oxidation reactor is characterized by comprising an ejector, a pipeline mixer, an injection water inlet, a first catalytic oxidation reaction zone, a second catalytic oxidation reaction zone, a third catalytic oxidation reaction zone, an overflow port and a circulating water outlet tank; The ejector is connected with a pipeline mixer, the pipeline mixer is connected with an injection water inlet, the ejector is used for sucking ozone gas by utilizing negative pressure of wastewater flow, and the pipeline mixer is used for uniformly mixing hydrogen peroxide and wastewater; The jet water inlet is connected with the first catalytic oxidation reaction zone, the first catalytic oxidation reaction zone is connected with the second catalytic oxidation reaction zone, the second catalytic oxidation reaction zone is connected with the third catalytic oxidation reaction zone, the third catalytic oxidation reaction zone is connected with the overflow port, and the overflow port is connected with the water inlet of the circulating water outlet groove; The first catalytic oxidation reaction zone and the second catalytic oxidation reaction zone are both provided with ultraviolet generating devices; the first water outlet of the circulating water outlet tank is connected with the spraying water inlet, and the circulating water is conveyed to enter the first catalytic oxidation reaction zone.
2. The UV synergistic ozone fluidization catalytic oxidation reactor as set forth in claim 1, wherein the first catalytic oxidation reaction zone, the second catalytic oxidation reaction zone and the third catalytic oxidation reaction zone are sequentially arranged according to the water flow direction in a step-by-step nested arrangement.
3. The UV synergistic ozone fluidized catalytic oxidation reactor according to claim 1, wherein the first catalytic oxidation reaction zone is provided with a first ultraviolet generating device and the second catalytic oxidation reaction zone is provided with a plurality of second ultraviolet generating devices.
4. The UV synergistic ozone fluidization catalytic oxidation reactor as set forth in claim 1, wherein the first water outlet of the circulating water outlet tank is connected with the injection water inlet through a pipe, a first flowmeter and a circulating water pump are sequentially connected on the connecting pipe of the circulating water outlet tank and the injection water inlet, the first flowmeter is used for measuring the circulating water quantity, and the circulating water pump is used for conveying the circulating water into the first catalytic oxidation reaction zone.
5. The UV-co-ozone fluidized catalytic oxidation reactor according to claim 1, wherein the second water outlet of the circulating water outlet tank is further provided with a water outlet pipe for discharging the wastewater treated by the UV-co-ozone fluidized catalytic oxidation reactor.
6. The UV synergistic ozone fluidization catalytic oxidation reactor as set forth in claim 1, further comprising an ozone supply device comprising an oxygen supply, a second flowmeter, an ozone generator, a one-way valve; The oxygen supply device is connected with the ozone generator through a pipeline, the second flowmeter is arranged on the pipeline where the oxygen supply device is connected with the ozone generator, the ozone generator is connected with the input end of the one-way valve, and the output end of the one-way valve is connected with the ejector.
7. The UV synergistic ozone fluidization catalytic oxidation reactor as set forth in claim 1, further provided with a hydrogen peroxide liquid feeder connected to the pipe mixer through a hydrogen peroxide liquid inlet pipe through which hydrogen peroxide is mixed uniformly with the wastewater in the pipe.
8. A wastewater treatment device, which is characterized in that the device is provided with the UV synergistic ozone fluidization catalytic oxidation reactor as set forth in any one of claims 1-7, and further comprises an adjusting tank, a coagulation reaction tank, a sedimentation tank, an intermediate water tank, a biological contact oxidation device, a secondary sedimentation tank and a quartz sand-activated carbon adsorption filtration device; The water outlet of the regulating tank is connected with the water inlet of the coagulation reaction tank through a pipeline, and a PAC liquid inlet pipe and a CPAM liquid inlet pipe are arranged on the pipeline connecting the water outlet of the regulating tank with the water inlet of the coagulation reaction tank; The water outlet of the coagulation reaction tank is connected with the water inlet of the sedimentation tank, the water outlet of the sedimentation tank is connected with the water inlet of the middle water tank, the water outlet of the middle water tank is connected with the water inlet of the biological contact oxidation device, the water outlet of the biological contact oxidation device is connected with the water inlet of the secondary sedimentation tank, the water outlet of the secondary sedimentation tank is connected with the spray water inlet of the UV collaborative ozone fluidization catalytic oxidation reactor through a pump, and the water outlet pipe of the UV collaborative ozone fluidization catalytic oxidation reactor is connected with the quartz sand-activated carbon adsorption filtration device.

Description

UV cooperated ozone fluidization catalytic oxidation reactor and wastewater treatment device thereof Technical Field The utility model relates to the technical field of wastewater treatment, in particular to a UV (ultraviolet) synergistic ozone fluidization catalytic oxidation reactor and a wastewater treatment device thereof. Background The biological treatment technology has become the most important technology selection for wastewater treatment, so that pollution loads of organic matters and the like of the wastewater are effectively reduced, the wastewater treatment mainly utilizes physical, chemical and biological methods or the synergistic effect of the methods to degrade and remove pollutants in the wastewater, so that the wastewater is purified, pollution is reduced, the wastewater is discharged up to standard or recycled, and water resources are fully utilized, wherein the UV synergistic technology mainly refers to the combined effect of ultraviolet light (UV) and other treatment means (such as catalysts, oxidants and the like); Many industrial waste water after secondary biological treatment still cannot reach the emission standard, for example, the pulping and papermaking waste water still contains organic pollutants such as high-concentration refractory lignin after secondary treatment due to the fact that the waste water contains high-concentration lignin degradation products, and the waste water cannot reach the national emission standard, and further treatment is needed to reduce the influence on the environment. The existing advanced treatment technology for industrial wastewater generally has the problems of high treatment cost, secondary pollution and the like. Disclosure of Invention In order to overcome the defects and shortcomings in the prior art, the utility model provides the UV synergistic ozone fluidization catalytic oxidation reactor and the wastewater treatment device thereof, and the reactor is compact, efficient, flexible and high in adaptability, and can efficiently degrade and remove refractory organic pollutants in wastewater by playing the synergistic effect of a plurality of advanced oxidation technologies based on hydroxyl radicals. In order to achieve the above purpose, the present utility model adopts the following technical scheme: The utility model provides a UV synergistic ozone fluidization catalytic oxidation reactor, which comprises an ejector, a pipeline mixer, a jet water inlet, a first catalytic oxidation reaction zone, a second catalytic oxidation reaction zone, a third catalytic oxidation reaction zone, an overflow port and a circulating water outlet tank, wherein the ejector is connected with the pipeline mixer; The ejector is connected with a pipeline mixer, the pipeline mixer is connected with an injection water inlet, the ejector is used for sucking ozone gas by utilizing negative pressure of wastewater flow, and the pipeline mixer is used for uniformly mixing hydrogen peroxide and wastewater; The jet water inlet is connected with the first catalytic oxidation reaction zone, the first catalytic oxidation reaction zone is connected with the second catalytic oxidation reaction zone, the second catalytic oxidation reaction zone is connected with the third catalytic oxidation reaction zone, the third catalytic oxidation reaction zone is connected with the overflow port, and the overflow port is connected with the water inlet of the circulating water outlet groove; The first catalytic oxidation reaction zone and the second catalytic oxidation reaction zone are both provided with ultraviolet generating devices; the first water outlet of the circulating water outlet tank is connected with the spraying water inlet, and the circulating water is conveyed to enter the first catalytic oxidation reaction zone. As a preferable technical scheme, the first catalytic oxidation reaction zone, the second catalytic oxidation reaction zone and the third catalytic oxidation reaction zone are sequentially arranged according to the water flow direction, and a step-by-step nested arrangement mode is adopted. As a preferable technical scheme, the first catalytic oxidation reaction zone is provided with a first ultraviolet generating device, and the second catalytic oxidation reaction zone is provided with a plurality of second ultraviolet generating devices. As the preferable technical scheme, the first water outlet of the circulating water outlet tank is connected with the injection water inlet through a pipeline, a first flowmeter and a circulating water pump which are sequentially connected are arranged on a connecting pipeline of the circulating water outlet tank and the injection water inlet, the first flowmeter is used for measuring the circulating water quantity, and the circulating water pump is used for conveying the circulating water into the first catalytic oxidation reaction zone. As the preferable technical scheme, the second water outlet of the circulating water outl