CN213506156U - Ozone catalytic oxidation fluidized bed sewage treatment plant - Google Patents
Ozone catalytic oxidation fluidized bed sewage treatment plant Download PDFInfo
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- CN213506156U CN213506156U CN202022132256.1U CN202022132256U CN213506156U CN 213506156 U CN213506156 U CN 213506156U CN 202022132256 U CN202022132256 U CN 202022132256U CN 213506156 U CN213506156 U CN 213506156U
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Abstract
The utility model belongs to the technical field of sewage treatment, in particular to an ozone catalytic oxidation fluidized bed sewage treatment device, which aims at the problem that when the existing ozone catalytic oxidation fluidized bed sewage treatment device is used, because the fluid flow in the device is stable, the contact is not sufficient, and the oxidant and ozone gas are not easy to be mixed with raw water, so that the catalytic efficiency is slow, the utility model provides a scheme which comprises a fluidized bed shell, two water inlet bins are symmetrically arranged on the inner walls of the two sides of the fluidized bed shell, when the ozone catalytic oxidation fluidized bed sewage treatment device is used, the water can be distributed in a rotating way through a rotating umbrella-shaped water distribution element, the fluid flow rate in the device is improved, and simultaneously, a stirring paddle can stir the mixed water counted in the fluidized bed to ensure that the mixed water is fully contacted with the ozone gas and the oxidant, thereby improving the efficiency of catalytic oxidation.
Description
Technical Field
The utility model relates to a sewage treatment technical field especially relates to an ozone catalytic oxidation fluidized bed sewage treatment plant.
Background
The fluidized bed technology is developed in the early 70 s, is based on the biomembrane method, absorbs the fluidization technology in chemical operation, becomes an efficient sewage treatment technology, and is an important breakthrough of the biomembrane method. In 1973, Jeris Johns et al, USA, successfully developed anoxic fluidized bed technology for nitrification treatment to remove BOD5 and NH 3-N. In 1975, HY-FIO fluidized bed process was developed by Ecolotrol corporation of America for the secondary and tertiary treatment of wastewater. Much research has been carried out by Dorr-Oliver in the United states on the utility of fluidized beds, particularly oxygenators and water inlet distribution systems. The British water research center and the American water research center respectively improve the oxygenation mode and are successfully used for the anoxic-aerobic two-stage fluidized bed to carry out comprehensive secondary treatment on the sewage, including the removal and denitrification of organic carbon. At present, the fluidized bed technology is successfully applied to the treatment of sewage which is not easy to be biochemically degraded and is discharged in the industries of pharmacy, chemical engineering and the like and the treatment of high-concentration organic sewage discharged in the industries of food, beer and the like. However, because the fluidized bed process is independently utilized for advanced wastewater treatment, a carbon source is usually added for denitrification, so that the operation cost and the operation energy consumption are high, and secondary pollution is also caused;
however, when the existing ozone catalytic oxidation fluidized bed sewage treatment device is used, because the fluid flow in the device is stable, the device is not in sufficient contact, and the oxidant, the ozone gas and the raw water are not easy to mix, so that the catalytic efficiency of the device is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the current ozone catalytic oxidation fluidized bed sewage treatment plant when using, because its inside fluid flow is comparatively stable, make its contact abundant inadequately, and be difficult for making oxidant and ozone gas and raw water mix to make the slower shortcoming of its catalytic efficiency, and the ozone catalytic oxidation fluidized bed sewage treatment plant who provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a sewage treatment device of an ozone catalytic oxidation fluidized bed comprises a fluidized bed shell, two water inlet bins are symmetrically arranged on the inner walls of two sides of the fluidized bed shell, one side of each water inlet bin is respectively communicated with one end of a first conveying pipe and one end of a second conveying pipe, the other ends of the first conveying pipe and the second conveying pipe are respectively communicated with the bottom of the fluidized bed shell, the two sides of the fluidized bed shell are respectively and symmetrically and fixedly connected with an oxidant input shell and an ozone input shell, the oxidant input shell and the ozone input shell are respectively fixedly sleeved on the outer sides of the first conveying pipe and the second conveying pipe, conveying pumps are respectively arranged on the first conveying pipe and the second conveying pipe, an umbrella-shaped water distribution element is rotatably arranged on the inner wall of the bottom of the fluidized bed shell, a plurality of water distribution holes are formed in the umbrella-shaped water distribution element, a motor is arranged, the top end of the rotating shaft extends into the fluidized bed shell and is fixedly connected with the umbrella-shaped water distribution element, and an overflow pipe is arranged on the fluidized bed shell.
Preferably, the two sides of the fluidized bed shell are symmetrically and fixedly connected with mounting frames, the oxidant input shell and the ozone gas input shell are respectively and fixedly mounted on the two mounting frames, and the oxidant input shell and the ozone gas input shell can be fixed on the outer side of the fluidized bed shell through the mounting frames.
Preferably, an annular chute is formed in the inner wall of the bottom of the fluidized bed shell, a slip ring is fixedly connected to the bottom of the umbrella-shaped water distribution element, the slip ring is slidably mounted in the annular chute, and the slip ring can rotate in the annular chute.
Preferably, two support frames of fixedly connected with on the bottom inner wall of fluidized bed casing, two support frames are located first conveyer pipe and second conveyer pipe respectively directly over, and all rotate on two support frames and install the rotary rod, and the low side of two rotary rods all is fixed with the stirring rake, and the rotary rod can drive the stirring rake and rotate.
Preferably, the fixed cover in the outside of rotation axis is equipped with the gear wheel, the equal fixedly connected with pinion in top of two rotary rods, and two pinions all mesh with the gear wheel mutually, and the gear wheel can drive two pinion rotations and hoisting rate simultaneously.
Compared with the prior art, the utility model has the advantages of:
(1) according to the scheme, the large gear is matched with the small gear, and the rotating rod is matched with the stirring paddle, so that the large gear can indirectly drive the stirring paddle to rotate through the small gear and increase the speed, and the stirring paddle further stirs raw water, an oxidant and ozone gas to enable the raw water, the oxidant and the ozone gas to be in full contact reaction;
(2) according to the scheme, the rotating shaft is matched with the umbrella-shaped water distribution element, and the umbrella-shaped water distribution element is matched with the water distribution holes, so that the rotating umbrella-shaped water distribution element can discharge the mixed raw water in a rotating manner, the flow velocity of the raw water is improved, and the purification efficiency of the raw water in the fluidized bed is improved;
the utility model discloses an ozone catalytic oxidation fluidized bed sewage treatment plant can rotate the water distribution through pivoted umbrella-type water distribution component when using, promotes its inside fluid flow rate, makes the stirring rake stir the mixed water of involving in the fluidized bed simultaneously, makes its and ozone gas and the abundant contact of oxidant to promote its catalytic oxidation's efficiency.
Drawings
FIG. 1 is a schematic structural view of a sewage treatment plant with an ozone catalytic oxidation fluidized bed provided by the present invention;
FIG. 2 is an enlarged schematic structural view of the portion A in FIG. 1 of the sewage treatment plant of the catalytic ozonation fluidized bed of the present invention;
FIG. 3 is a schematic view of the structure of an umbrella-shaped water distribution element of the sewage treatment device of the catalytic ozonation fluidized bed according to the present invention.
In the figure: the device comprises a fluidized bed shell 1, a water inlet bin 2, a first delivery pipe 3, a second delivery pipe 4, an oxidant input shell 5, an ozone gas input shell 6, a delivery pump 7, an umbrella-shaped water distribution element 8, water distribution holes 9, a motor 10, a rotating shaft 11, an overflow pipe 12, a mounting rack 13, a sliding ring 14, a support frame 15, a rotating rod 16, a stirring paddle 17, a bull gear 18 and a pinion 19.
Detailed Description
The technical solutions in the embodiments will be described clearly and completely with reference to the drawings in the embodiments, and it is obvious that the described embodiments are only a part of the embodiments, but not all embodiments.
Example one
Referring to fig. 1-3, an ozone catalytic oxidation fluidized bed sewage treatment device comprises a fluidized bed shell 1, two water inlet bins 2 are symmetrically arranged on the inner walls of two sides of the fluidized bed shell 1, one side of the two water inlet bins 2 is respectively communicated with one end of a first conveying pipe 3 and one end of a second conveying pipe 4, the other ends of the first conveying pipe 3 and the second conveying pipe 4 are both communicated with the bottom of the fluidized bed shell 1, two sides of the fluidized bed shell 1 are respectively and symmetrically and fixedly connected with an oxidant input shell 5 and an ozone input shell 6, the oxidant input shell 5 and the ozone input shell 6 are respectively fixedly sleeved outside the first conveying pipe 3 and the second conveying pipe 4, a conveying pump 7 is respectively arranged on the first conveying pipe 3 and the second conveying pipe 4, an umbrella-shaped water distribution element 8 is rotatably arranged on the inner wall of the bottom of the fluidized bed shell 1, a plurality of water distribution holes 9 are arranged on, the bottom of the fluidized bed shell 1 is provided with a motor 10, an output shaft of the motor 10 is welded with a rotating shaft 11, the top end of the rotating shaft 11 extends into the fluidized bed shell 1 and is fixedly connected with the umbrella-shaped water distribution element, and the fluidized bed shell 1 is provided with an overflow pipe 12.
In this embodiment, the two sides of the fluidized bed housing 1 are symmetrically and fixedly connected with mounting frames 13, the oxidant input housing 5 and the ozone gas input housing 6 are respectively and fixedly mounted on the two mounting frames 13, and the oxidant input housing 5 and the ozone gas input housing 6 can be fixed on the outer side of the fluidized bed housing 1 through the mounting frames 13.
In this embodiment, an annular chute is formed in the inner wall of the bottom of the fluidized bed housing 1, the bottom of the umbrella-shaped water distribution element 8 is fixedly connected with a slip ring 14, the slip ring 14 is slidably mounted in the annular chute, and the slip ring 14 can rotate in the annular chute.
In this embodiment, two support frames 15 of fixedly connected with on the bottom inner wall of fluidized bed casing 1, two support frames 15 are located first conveyer pipe 3 and second conveyer pipe 4 directly over respectively, and all rotate on two support frames 15 and install rotary rod 16, and the low side of two rotary rods 16 all is fixed with stirring rake 17, and rotary rod 16 can drive stirring rake 17 and rotate.
In this embodiment, the outer side of the rotating shaft 11 is fixedly sleeved with a large gear 18, the top ends of the two rotating rods 16 are fixedly connected with small gears 19, the two small gears 19 are engaged with the large gear 18, and the large gear 18 can simultaneously drive the two small gears 19 to rotate and increase the speed.
Example two
Referring to fig. 1-3, an ozone catalytic oxidation fluidized bed sewage treatment device comprises a fluidized bed shell 1, two water inlet bins 2 are symmetrically arranged on the inner walls of two sides of the fluidized bed shell 1, one side of the two water inlet bins 2 is respectively communicated with one end of a first conveying pipe 3 and one end of a second conveying pipe 4, the other ends of the first conveying pipe 3 and the second conveying pipe 4 are both communicated with the bottom of the fluidized bed shell 1, two sides of the fluidized bed shell 1 are respectively and symmetrically and fixedly connected with an oxidant input shell 5 and an ozone input shell 6, the oxidant input shell 5 and the ozone input shell 6 are respectively fixedly sleeved outside the first conveying pipe 3 and the second conveying pipe 4, a conveying pump 7 is respectively arranged on the first conveying pipe 3 and the second conveying pipe 4, an umbrella-shaped water distribution element 8 is rotatably arranged on the inner wall of the bottom of the fluidized bed shell 1, a plurality of water distribution holes 9 are arranged on, the bottom of the fluidized bed shell 1 is provided with a motor 10, an output shaft of the motor 10 is welded with a rotating shaft 11, the top end of the rotating shaft 11 extends into the fluidized bed shell 1 and is fixedly connected with the umbrella-shaped water distribution element through welding, and the fluidized bed shell 1 is provided with an overflow pipe 12.
In this embodiment, the two sides of the fluidized bed housing 1 are symmetrically and fixedly connected with mounting frames 13 through bolts, the oxidant input housing 5 and the ozone gas input housing 6 are respectively and fixedly mounted on the two mounting frames 13 through bolts, and the oxidant input housing 5 and the ozone gas input housing 6 can be fixed on the outer side of the fluidized bed housing 1 through the mounting frames 13.
In this embodiment, an annular chute is formed in the inner wall of the bottom of the fluidized bed housing 1, the bottom of the umbrella-shaped water distribution element 8 is fixedly connected with a slip ring 14 by welding, the slip ring 14 is slidably mounted in the annular chute, and the slip ring 14 can rotate in the annular chute.
In this embodiment, through two support frames 15 of welded fastening connection on fluidized bed casing 1's the bottom inner wall, two support frames 15 are located first conveyer pipe 3 and second conveyer pipe 4 directly over respectively, and all rotate on two support frames 15 and install rotary rod 16, and two rotary rod 16's low ends all have stirring rake 17 through welded fastening, and rotary rod 16 can drive stirring rake 17 and rotate.
In this embodiment, the outer side of the rotating shaft 11 is provided with a large gear 18 through a welding fixing sleeve, the top ends of the two rotating rods 16 are fixedly connected with small gears 19 through welding, the two small gears 19 are all meshed with the large gear 18, and the large gear 18 can simultaneously drive the two small gears 19 to rotate and increase the speed.
In this embodiment, the two water inlet bins 2 respectively transport raw water into the oxidant input shell 5 and the ozone gas input shell 6 through the first transport pipe 3 and the second transport pipe 4, the oxidant and the ozone gas are added through the oxidant input shell 5 and the ozone gas input shell 6, then the mixed raw water enters from the bottom of the fluidized bed shell 1 through the two transport pumps 7, the motor 10 is started simultaneously, the output shaft of the motor 10 drives the rotating shaft 11 to rotate, the rotating shaft 11 drives the umbrella-shaped water distribution element 8 to rotate, the mixed raw water flowing out through the water distribution holes 9 rotates and speeds up when the umbrella-shaped water distribution element 8 rotates, meanwhile, the mixed raw water is distributed more uniformly, the reaction speed of the mixed raw water in the fluidized bed shell 1 is further increased, meanwhile, the rotating shaft 11 drives the bull gear 18 to rotate, and the bull gear 18 simultaneously drives the two pinion gears 19 to rotate, two pinion 19 distribute and drive two rotary rod 16 and rotate, two rotary rod 16 drive two stirring rake 17 respectively and rotate, when two stirring rake 17 rotate, can carry the mixed liquid of raw water and catalytic oxidizer after mixing to fluidized bed casing 1 to first conveyer pipe 3 and stir, make its contact reaction that can be abundant, the same mixed liquid that raw water and ozone gas after mixing that can carry to fluidized bed casing 1 to second conveyer pipe 4 stirs, make its contact reaction that can be abundant, further its reaction rate and efficiency of promotion.
The above descriptions are only preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to, replaced or changed.
Claims (5)
1. The sewage treatment device of the ozone catalytic oxidation fluidized bed comprises a fluidized bed shell (1) and is characterized in that two water inlet bins (2) are symmetrically arranged on the inner walls of the two sides of the fluidized bed shell (1), one side of each of the two water inlet bins (2) is respectively communicated with one end of a first conveying pipe (3) and one end of a second conveying pipe (4), the other ends of the first conveying pipe (3) and the second conveying pipe (4) are respectively communicated with the bottom of the fluidized bed shell (1), the two sides of the fluidized bed shell (1) are respectively and symmetrically and fixedly connected with an oxidant input shell (5) and an ozone gas input shell (6), the oxidant input shell (5) and the ozone gas input shell (6) are respectively and fixedly sleeved on the outer sides of the first conveying pipe (3) and the second conveying pipe (4), conveying pumps (7) are respectively arranged on the first conveying pipe (3) and the second conveying pipe (4), an umbrella-shaped water distribution element (8) is rotatably mounted on the inner wall of the bottom of the fluidized bed shell (1), a plurality of water distribution holes (9) are formed in the umbrella-shaped water distribution element (8), a motor (10) is arranged at the bottom of the fluidized bed shell (1), a rotating shaft (11) is welded on an output shaft of the motor (10), the top end of the rotating shaft (11) extends into the fluidized bed shell (1) and is fixedly connected with the umbrella-shaped water distribution element (8), and an overflow pipe (12) is arranged on the fluidized bed shell (1).
2. The sewage treatment device of the catalytic ozonation fluidized bed according to claim 1, wherein the fluidized bed housing (1) is symmetrically and fixedly connected with mounting frames (13) at two sides, and the oxidant input housing (5) and the ozone gas input housing (6) are respectively and fixedly mounted on the two mounting frames (13).
3. The sewage treatment device of the catalytic ozonation fluidized bed according to claim 1, wherein an annular chute is formed in the inner wall of the bottom of the fluidized bed shell (1), a slip ring (14) is fixedly connected to the bottom of the umbrella-shaped water distribution element (8), and the slip ring (14) is slidably mounted in the annular chute.
4. The sewage treatment device of the catalytic ozonation fluidized bed according to claim 1, wherein two support frames (15) are fixedly connected to the inner wall of the bottom of the fluidized bed housing (1), the two support frames (15) are respectively located right above the first conveying pipe (3) and the second conveying pipe (4), the two support frames (15) are respectively and rotatably provided with a rotating rod (16), and the lower ends of the two rotating rods (16) are respectively and fixedly provided with a stirring paddle (17).
5. The sewage treatment device of the catalytic ozonation fluidized bed according to claim 1, wherein a large gear (18) is fixedly sleeved outside the rotating shaft (11), small gears (19) are fixedly connected to the top ends of the two rotating rods (16), and the two small gears (19) are meshed with the large gear (18).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022132256.1U CN213506156U (en) | 2020-09-25 | 2020-09-25 | Ozone catalytic oxidation fluidized bed sewage treatment plant |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022132256.1U CN213506156U (en) | 2020-09-25 | 2020-09-25 | Ozone catalytic oxidation fluidized bed sewage treatment plant |
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| CN213506156U true CN213506156U (en) | 2021-06-22 |
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| CN202022132256.1U Active CN213506156U (en) | 2020-09-25 | 2020-09-25 | Ozone catalytic oxidation fluidized bed sewage treatment plant |
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