CN218454095U - Impact flow sewage treatment system of coupling photocatalysis - Google Patents
Impact flow sewage treatment system of coupling photocatalysis Download PDFInfo
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- CN218454095U CN218454095U CN202222286699.5U CN202222286699U CN218454095U CN 218454095 U CN218454095 U CN 218454095U CN 202222286699 U CN202222286699 U CN 202222286699U CN 218454095 U CN218454095 U CN 218454095U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
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Abstract
The utility model provides a coupling photocatalysis's impinging stream sewage treatment system, the system includes PAC medicine storage tank, PAC reactor, vertical impinging stream reactor and photocatalysis reactor; the PAC medicine storage tank is connected with the PAC reactor; the PAC reactor is provided with a sewage inlet and a liquid outlet; the lower end of the vertical impinging stream reactor is provided with a liquid inlet, and the upper end of the vertical impinging stream reactor is provided with a separated product outlet; the photocatalytic reactor is provided with a light source device and a photocatalytic reactor water outlet; the liquid outlet of the PAC reactor is connected with the liquid inlet of the vertical impinging stream reactor through a pipeline; and the separated product outlet of the vertical impinging stream reactor is connected with the photocatalytic reactor through a separated product outlet pipe. The utility model discloses a system sewage purification is effectual, can effectively get rid of the sewage that emits into the natural water or handle the natural water that receives the pollution, possesses better application prospect.
Description
Technical Field
The utility model relates to a sewage treatment plant technical field, in particular to coupling photocatalysis's striking flows sewage treatment system.
Background
With the improvement of living standard, the requirement of people on water quality is higher and higher, and the traditional treatment method is difficult to meet the requirement of water quality treatment. Industrial pollution and domestic pollution are becoming more serious, most natural water bodies face serious challenges, and the water quality is decreasing. Most of natural water bodies can not be directly used as domestic water, and the requirement of water quality purification treatment is increased. It is necessary to purify the sewage discharged into the natural water body reasonably and effectively.
The sewage discharged into the natural water body generally contains suspended substances, bacteria, organic substances and the like. Therefore, the sewage treatment system generally comprises at least a precipitation device and a purification device. There are several patented technologies for sewage treatment that can be discharged into natural water bodies. CN216946525U discloses a raw water treatment system, including tubular mixer, integration water purifier and charge device, this system simple structure has multiple efficiency such as coagulating, sediment, filtration, backwashing, nevertheless lacks the detection device of harmful substance in the sewage. CN205258248U discloses a sewage treatment system, including sewage storage tank, tubular mixer, vertical impinging stream reactor, oil-water separator, facultative anaerobism biochemical treatment device, extractant regeneration separator, condensing equipment, extractant storage tank, this system can handle the chlorinated organic matter waste water of different concentrations, and the treatment cost is low, and the treatment effect is good, and this system structure is comparatively complicated, and it is comparatively single to handle waste water kind.
Therefore, it is necessary to design a sewage treatment system with simple structure and high sewage purification efficiency.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems existing in the prior art, the utility model provides a following technical scheme:
a coupling photocatalysis impinging stream sewage treatment system comprises a PAC medicine storage tank, a PAC reactor, a vertical impinging stream reactor and a photocatalysis reactor;
the PAC medicine storage tank is connected with the PAC reactor;
the PAC reactor is provided with a sewage inlet and a liquid outlet;
the lower end of the vertical impinging stream reactor is provided with a liquid inlet, and the upper end of the vertical impinging stream reactor is provided with a separated product outlet;
the photocatalytic reactor is provided with a light source device and a photocatalytic reactor water outlet;
the liquid outlet of the PAC reactor is connected with the liquid inlet of the vertical impinging stream reactor through a pipeline;
and the separated product outlet of the vertical impinging stream reactor is connected with the photocatalytic reactor through a separated product outlet pipe.
Further, a first stirrer is also provided at the lower portion of the PAC reactor.
Further, the photocatalytic reactor also comprises a photocatalytic reaction catalyst adding pipe, an oxygen inlet pipe, an air outlet valve and a second stirrer, wherein the photocatalytic reaction catalyst adding pipe, the oxygen inlet pipe and the air outlet valve are arranged at the upper end of the photocatalytic reactor, and the second stirrer is arranged at the lower part of the photocatalytic reactor.
Furthermore, a first cyclone separator, a first circulating pump and a raw material inlet control valve are sequentially arranged on a connecting pipeline between the liquid outlet of the PAC reactor and the liquid inlet of the vertical impinging stream reactor.
Further, the system also comprises a second circulating pump, a second cyclone separator and a COD online detector;
the second circulating pump, the second cyclone separator and the COD online detector are sequentially arranged on a photocatalytic reaction water outlet pipe connected with a water outlet of the photocatalytic reactor;
the tail end of the photocatalytic reaction water outlet pipe is a purified water outlet.
Further, the vertical impinging stream reactor comprises a condensed phase outlet control valve, a settling zone, a baffle, an impinging stream zone, a membrane tube and a reflux zone which are arranged from bottom to top,
resin sealing layers are arranged at two ends of the membrane tube;
the upper end of the vertical impinging stream reactor is also provided with a compressed gas inlet control valve, a separated product outlet control valve and a medicament backwashing outlet control valve.
Further, the light source device comprises an ultraviolet lamp and an ultraviolet lamp power supply.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses a dirty water treatment system is flowed in striking of coupling photocatalysis's simple structure only includes PAC medicine storage tank, PAC reactor, vertical striking flow reactor and photocatalytic reactor, the utility model discloses a system sewage purification is effectual, can effectively get rid of the sewage of discharging into the natural water or handle the natural water that receives the pollution, possesses better application prospect. The utility model discloses a sewage treatment system flocculates the suspended solid of pending water with the PAC reactor, and vertical impinging stream reactor further adsorbs impurity, then through with photocatalytic reaction device and COD on-line measuring appearance, can also real-time supervision purify aquatic COD content when effectively degrading the organic pollutant in the sewage, if reach standard then carry the purification water through purifying water outlet; if the water quality is not up to the standard, the water can be pumped back to the photocatalytic reactor by a circulating pump for secondary treatment until purified water meeting the requirements is obtained.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.
Drawings
In order to clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the description below are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 shows a schematic diagram of a coupled photocatalytic impinging stream sewage treatment system in an embodiment of the present invention.
Description of reference numerals:
1. a PAC drug storage tank; 2. a sewage inlet; 3. a PAC reactor; 4. a first stirrer; 5. a first cyclone separator; 6. a first circulation pump; 7. a reflux zone; 8. a membrane tube; 9. a resin sealing layer; 10. an impact flow zone; 11. a settling zone; 12. a baffle plate; 13. a compressed gas inlet control valve; 14. a separated product outlet control valve; 15. a medicament backwashing outlet control valve; 16. a raw material inlet control valve; 17. a condensed phase outlet control valve; 18. a product separation outlet pipe; 19. a photocatalytic reaction catalyst feeding pipe; 20. an oxygen bubbling pipe; 21. an ultraviolet lamp; 22. an air outlet valve; 23. a photocatalytic reaction water outlet pipe; 24. a second circulation pump; 25. a second cyclone separator; 26. a COD on-line detector; 27. a purified water outlet; 28. a second agitator; 29. and an ultraviolet lamp power supply.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
The utility model discloses an embodiment provides a coupling photocatalysis's impinging stream sewage treatment system, the schematic structure of system is shown in fig. 1, the system includes PAC medicine storage tank 1, PAC reactor 3, vertical impinging stream reactor and photocatalytic reactor; PAC is polyaluminium chloride, which is an inorganic substance, a new water purifying material and an inorganic high-molecular coagulant.
The PAC medicine storage tank 1 is connected with the PAC reactor 3;
the PAC reactor 3 is provided with a sewage inlet 2 and a liquid outlet, and the lower part of the PAC reactor 3 is also provided with a first stirrer 4;
the lower end of the vertical impinging stream reactor is provided with a liquid inlet, a liquid outlet of the PAC reactor 3 is connected with the liquid inlet of the vertical impinging stream reactor through a pipeline, and a first cyclone separator 5, a first circulating pump 6 and a raw material inlet control valve 16 are sequentially arranged on the connecting pipeline between the liquid outlet of the PAC reactor 3 and the liquid inlet of the vertical impinging stream reactor; the vertical impinging stream reactor comprises a condensed phase outlet control valve 17, a settling zone 11, a baffle 12, an impinging stream zone 10, a membrane tube 8 and a reflux zone 7 which are arranged from bottom to top, wherein resin sealing layers 9 are arranged at two ends of the membrane tube 8; the upper end of the vertical impinging stream reactor is also provided with a compressed gas inlet control valve 13, a separated product outlet control valve 14 and a medicament backwashing outlet control valve 15, and the upper end of the vertical impinging stream reactor is provided with a separated product outlet; the separated product outlet of the vertical impinging stream reactor is connected with the photocatalytic reactor through a separated product outlet pipe 18;
the photocatalytic reactor is provided with a light source device and a photocatalytic reactor water outlet, wherein the light source device is specifically an ultraviolet lamp 21 and an ultraviolet lamp power supply 29; the photocatalytic reactor also comprises a photocatalytic reaction catalyst adding pipe 19, an oxygen inlet pipe 20, an air outlet valve 22 and a second stirrer 28, wherein the photocatalytic reaction catalyst adding pipe 19, the oxygen inlet pipe 20 and the air outlet valve are arranged at the upper end of the photocatalytic reactor;
the system also comprises a second circulation pump 24, a second cyclone separator 25 and an on-line COD detector 26.COD, chemical Oxygen Demand (Chemical Oxygen Demand), is a Chemical method for measuring the amount of reducing substances to be oxidized in a water sample. The oxygen equivalent of a substance (typically an organic substance) that can be oxidized by a strong oxidizing agent in wastewater, wastewater treatment plant effluent, and contaminated water. In the research of river pollution and the property of industrial wastewater and the operation management of wastewater treatment plants, it is an important and relatively fast measurable organic pollution parameter, often denoted by the symbol COD.
The second circulating pump 24, the second cyclone separator 25 and the COD online detector 26 are sequentially arranged on the photocatalytic reaction water outlet pipe 23 connected with the water outlet of the photocatalytic reactor; the tail end of the photocatalytic reaction water outlet pipe 23 is a purified water outlet 27.
The utility model discloses a coupling photocatalysis's striking flows sewage treatment system's theory of operation does:
during sewage that will await treatment adds PAC reactor 3 through sewage water inlet 2, PAC medicine storage tank 1 drops into PAC to pending sewage, and first agitator 4 begins the stirring and promotes going on of flocculation, and PAC forms network structure in aqueous, can bond the solid tiny particle in the sewage together, gets rid of the suspended solid in the sewage. The sewage with suspended matters removed is sent into the vertical impinging stream reactor through the first circulating pump 6, and micro impurities in the sewage can be further removed by utilizing the vertical impinging stream reactor. Then, the sewage enters a photocatalytic reactor, bacteria and residual organic matters which may be in the sewage are removed under the irradiation of ultraviolet light to obtain purified water, the purified water is sent to a COD online detector 26 through a second circulating pump 24 to detect the COD content in the purified water in real time, and if the purified water reaches the standard, the purified water is sent through a purified water outlet 27; if the water quality does not reach the standard, the water can be sent back to the photocatalytic reactor for retreatment through the second circulating pump 24 until purified water meeting the requirement is obtained.
To sum up, the utility model discloses a coupling photocatalysis's striking flows sewage treatment system's simple structure only includes PAC medicine storage tank 1, PAC reactor 3, vertical striking flow reactor and photocatalytic reactor, the utility model discloses a system sewage purification is effectual, can effectively get rid of the sewage of discharging into the natural water or handle the natural water that receives the pollution, possesses better application prospect. The utility model discloses a sewage treatment system, with PAC reactor 3 flocculation pending water suspended solid, vertical impinging stream reactor further adsorbs impurity, later through with photocatalytic reaction device and COD on-line measuring appearance 26, can also real-time supervision purify aquatic COD content when effectively degrading the organic pollutant in the sewage, if reach standard then carry the purified water through purifying water outlet 27; if the water quality is not up to the standard, the water can be pumped back to the photocatalytic reactor by a circulating pump for secondary treatment until purified water meeting the requirements is obtained.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (7)
1. A coupling photocatalysis impinging stream sewage treatment system is characterized by comprising a PAC medicine storage tank (1), a PAC reactor (3), a vertical impinging stream reactor and a photocatalysis reactor;
the PAC medicine storage tank (1) is connected with the PAC reactor (3);
the PAC reactor (3) is provided with a sewage inlet (2) and a liquid outlet;
the lower end of the vertical impinging stream reactor is provided with a liquid inlet, and the upper end of the vertical impinging stream reactor is provided with a separated product outlet;
the photocatalytic reactor is provided with a light source device and a photocatalytic reactor water outlet;
the liquid outlet of the PAC reactor (3) is connected with the liquid inlet of the vertical impinging stream reactor through a pipeline;
the separated product outlet of the vertical impinging stream reactor is connected with the photocatalytic reactor through a separated product outlet pipe (18).
2. The system according to claim 1, wherein the PAC reactor (3) is further provided with a first agitator (4) at a lower portion thereof.
3. The system as claimed in claim 1, wherein the photocatalytic reactor further comprises a photocatalytic reaction catalyst introduction pipe (19), an oxygen gas blowing pipe (20) and an air outlet valve (22) provided at an upper end of the photocatalytic reactor, and a second stirrer (28) provided at a lower portion of the photocatalytic reactor.
4. The system according to claim 1, wherein the connection between the PAC reactor (3) liquid outlet and the vertical impinging stream reactor liquid inlet is provided in sequence with a first cyclone (5), a first circulation pump (6) and a feed inlet control valve (16).
5. The system according to any one of claims 1 to 4, further comprising a second circulation pump (24), a second cyclone separator (25) and an on-line COD detector (26);
the second circulating pump (24), the second cyclone separator (25) and the COD online detector (26) are sequentially arranged on a photocatalytic reaction water outlet pipe (23) connected with a water outlet of the photocatalytic reactor;
the tail end of the photocatalytic reaction water outlet pipe (23) is a purified water outlet (27).
6. The system according to claim 1, wherein the vertical impinging stream reactor comprises a condensed phase outlet control valve (17), a settling zone (11), a baffle plate (12), an impinging stream zone (10), a membrane pipe (8) and a reflux zone (7) which are arranged from bottom to top,
resin sealing layers (9) are arranged at two ends of the membrane tube (8);
the upper end of the vertical impinging stream reactor is also provided with a compressed gas inlet control valve (13), a separated product outlet control valve (14) and a medicament backwashing outlet control valve (15).
7. A system according to claim 1, characterized in that said light source means comprise a uv lamp (21) and a uv lamp power supply (29).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222286699.5U CN218454095U (en) | 2022-08-26 | 2022-08-26 | Impact flow sewage treatment system of coupling photocatalysis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222286699.5U CN218454095U (en) | 2022-08-26 | 2022-08-26 | Impact flow sewage treatment system of coupling photocatalysis |
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| Publication Number | Publication Date |
|---|---|
| CN218454095U true CN218454095U (en) | 2023-02-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222286699.5U Active CN218454095U (en) | 2022-08-26 | 2022-08-26 | Impact flow sewage treatment system of coupling photocatalysis |
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| Country | Link |
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| CN (1) | CN218454095U (en) |
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2022
- 2022-08-26 CN CN202222286699.5U patent/CN218454095U/en active Active
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