CN221166264U - Gradual reduction type aeration system - Google Patents
Gradual reduction type aeration system Download PDFInfo
- Publication number
- CN221166264U CN221166264U CN202323301064.9U CN202323301064U CN221166264U CN 221166264 U CN221166264 U CN 221166264U CN 202323301064 U CN202323301064 U CN 202323301064U CN 221166264 U CN221166264 U CN 221166264U
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- China
- Prior art keywords
- air duct
- air
- aeration system
- pipe
- aeration
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- 238000005273 aeration Methods 0.000 title claims abstract description 49
- 230000009467 reduction Effects 0.000 title claims abstract description 11
- 230000005540 biological transmission Effects 0.000 claims description 23
- 230000001105 regulatory effect Effects 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 6
- 230000003247 decreasing effect Effects 0.000 claims description 2
- 238000010276 construction Methods 0.000 claims 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 18
- 239000001301 oxygen Substances 0.000 abstract description 18
- 229910052760 oxygen Inorganic materials 0.000 abstract description 18
- 239000010865 sewage Substances 0.000 abstract description 2
- 239000011259 mixed solution Substances 0.000 abstract 1
- 239000007788 liquid Substances 0.000 description 8
- 238000005276 aerator Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 5
- 239000002351 wastewater Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 244000005700 microbiome Species 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000006213 oxygenation reaction Methods 0.000 description 2
- 239000010802 sludge Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 230000004060 metabolic process Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000012071 phase Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Abstract
The utility model belongs to the technical field of sewage treatment, and particularly relates to a gradual reduction type aeration system, which comprises an air pump, wherein an air exhaust end of the air pump is connected with a vertical air duct which is vertically arranged, a three-way connecting pipe is connected at the bottom of the vertical air duct in an inserting way, reducing connecting pipes are connected at two ends of the three-way connecting pipe in an inserting way, a first air duct and a second air duct are connected at two ends of the three-way connecting pipe in an inserting way respectively through the reducing connecting pipes, and the diameter of the first air duct is smaller than that of the second air duct; the utility model discloses a reducing connecting pipe can carry out the reducing to first air duct and second air duct, makes the diameter of first air duct be less than the diameter of second air duct, and the air guide volume in the second air duct will be greater than the air guide volume of first air duct when the air guide, and different air volumes are supplied with to the different parts of aeration tank, and the entrance supplies with air volume more, and then less near the export for the air volume is roughly proportional with the oxygen demand of mixed solution, can save oxygen suppliment volume.
Description
Technical Field
The utility model relates to the technical field of sewage treatment, in particular to a gradual-reduction type aeration system.
Background
The main function of aeration is oxygenation, stirring and mixing, the purpose of oxygenation is to provide dissolved oxygen required by microorganisms such as activated sludge and the like so as to ensure the oxygen demand of the microorganism metabolic process, the purpose of mixing and stirring is to enable the sludge in an aeration tank to be in a suspension state, so that the full contact between wastewater and mixed liquid is increased, the mass transfer efficiency is improved, the treatment effect of the aeration tank is ensured, the oxygen in the air is transferred into the mixed liquid through aeration, the oxygen is transferred from a gas phase to a liquid phase through mass transfer, and finally the oxygen is utilized by the microorganisms.
When the existing aeration device is used for aerating wastewater, oxygen released by the aeration device in the aeration tank is uniformly released into the aeration tank, the oxygen amount required by different organic loads in mixed liquid between the water inlet and the water outlet of the aeration tank is also different, and the aeration is carried out by the maximum aeration amount during aeration so as to meet the organic loads in the mixed liquid at different positions, thereby causing the waste of the oxygen amount.
Disclosure of utility model
Object of the utility model
In order to solve the technical problems in the background technology, the utility model provides a gradual reduction type aeration system, the diameter of a first air duct and a second air duct can be changed through a reducing connecting pipe, so that the diameter of the first air duct is smaller than that of the second air duct, the air-guiding amount in the second air duct is larger than that of the first air duct during air-guiding, different parts of an aeration tank are supplied with different air amounts, the air amount supplied at an inlet is more, the air amount is less near an outlet, the air amount is approximately proportional to the oxygen demand of a mixed liquid, and the oxygen supply amount can be saved, so that the problems in the background technology are solved.
(II) technical scheme
In order to solve the technical problems, the utility model provides a gradual reduction type aeration system, which comprises an air pump, wherein an exhaust end of the air pump is connected with a vertical air duct which is vertically arranged, a three-way connecting pipe is connected at the bottom of the vertical air duct in an inserting way, reducing connecting pipes are connected at two ends of the three-way connecting pipe in an inserting way, a first air duct and a second air duct are respectively connected at two ends of the three-way connecting pipe in an inserting way through the reducing connecting pipes, and the diameter of the first air duct is smaller than that of the second air duct;
The first air duct and the second air duct are respectively provided with an air flow regulating valve;
jet aeration pipes are arranged at the ends of the first air guide pipe and the second air guide pipe.
Preferably, the vertical air duct, the first air duct and the second air duct are all telescopic structures.
Preferably, the telescopic parts of the vertical air duct, the first air duct and the second air duct are provided with sealing rings.
Preferably, the ends of the first air duct and the second air duct are connected with a connecting seat in a conducting mode, and the connecting seat is of a circular structure.
Preferably, the end part of the jet aeration pipe is spliced with the connecting seat, and the jet aeration pipes are equidistantly distributed on the surface of the connecting seat.
Preferably, the transmission case is all installed to tolerance governing valve top, the transmission case inner chamber rotates and is equipped with the worm wheel, worm wheel bottom fixedly connected with transfer line, transfer line bottom links to each other with tolerance governing valve transmission.
Preferably, the side wall of the worm wheel is in transmission connection with a worm, and the end part of the worm is fixedly connected with a driving rod.
The technical scheme of the utility model has the following beneficial technical effects:
1. The ends of the first air duct and the second air duct are respectively connected with the three-way connecting pipe through the reducing connecting pipe, the diameter of the first air duct and the diameter of the second air duct can be reduced through the reducing connecting pipe, so that the diameter of the first air duct is smaller than that of the second air duct, the air quantity in the second air duct is larger than that of the first air duct during air guide, different air quantities are supplied to different parts of the aeration tank, more air quantities are supplied to an inlet, less air quantity is supplied to the vicinity of an outlet, the air quantity is approximately proportional to the oxygen demand of the mixed liquid, and the oxygen supply can be saved.
2. According to the utility model, the driving rod drives the worm in the transmission case to rotate, the worm adjusts the air quantity adjusting valve through the worm wheel and the transmission rod, the air in the first air guide pipe and the air in the second air guide pipe can be accurately adjusted, and the accurate adjustment of gradual reduction type aeration can be realized.
Drawings
FIG. 1 is a schematic view of the overall structure of a gradual reduction type aeration system according to the present utility model;
FIG. 2 is a schematic diagram of a three-way pipe connection structure of a decreasing aeration system according to the present utility model;
FIG. 3 is a schematic diagram of a three-way pipe connection and disassembly structure of a gradual reduction type aeration system according to the present utility model;
Fig. 4 is a schematic diagram of a transmission case structure of a gradual reduction type aeration system according to the present utility model.
Reference numerals:
1. An air pump; 2. a vertical air duct; 3. a three-way connecting pipe; 4. a reducing connecting pipe; 5. a first air duct; 6. a second air duct; 7. a connecting seat; 8. jet aeration pipe; 9. an air flow regulating valve; 10. a transmission case; 11. a transmission rod; 12. a worm wheel; 13. a worm; 14. a driving rod; 15. and (3) sealing rings.
Detailed Description
The objects, technical solutions and advantages of the present utility model will become more apparent by the following detailed description of the present utility model with reference to the accompanying drawings. It should be understood that the description is only illustrative and is not intended to limit the scope of the utility model. In addition, in the following description, descriptions of well-known structures and techniques are omitted so as not to unnecessarily obscure the present utility model.
As shown in fig. 1-4, the gradually-decreasing aeration system provided by the utility model comprises an air pump 1, wherein an exhaust end of the air pump 1 is connected with a vertical air duct 2 which is vertically arranged, a three-way connecting pipe 3 is connected at the bottom of the vertical air duct 2 in a plugging manner, reducing connecting pipes 4 are connected at two ends of the three-way connecting pipe 3 in a plugging manner, a first air duct 5 and a second air duct 6 are respectively connected at two ends of the three-way connecting pipe 3 in a plugging manner through the reducing connecting pipes 4, and the diameter of the first air duct 5 is smaller than that of the second air duct 6;
The first air duct 5 and the second air duct 6 are provided with air flow regulating valves 9;
the ends of the first air duct 5 and the second air duct 6 are respectively provided with a jet aerator pipe 8.
The air pump 1 introduces air into the connecting seat 7 through the vertical air guide pipe 2, the first air guide pipe 5 and the second air guide pipe 6, and discharges the air through the jet aeration pipe 8, so as to realize aeration of wastewater, the bottom of the vertical air guide pipe 2 is connected with the three-way connecting pipe 3 in an inserting way, the end parts of the first air guide pipe 5 and the second air guide pipe 6 are respectively connected with the three-way connecting pipe 3 through the reducing connecting pipe 4, the diameter of the first air guide pipe 5 and the second air guide pipe 6 can be reduced through the reducing connecting pipe 4, the diameter of the first air guide pipe 5 is smaller than that of the second air guide pipe 6, the air guide amount in the second air guide pipe 6 is larger than that of the first air guide pipe 5 during air guide, different parts of the aeration tank are supplied with different air amounts, the air amount is supplied at the inlet, the air amount is less near the outlet, the air amount is approximately proportional to the oxygen demand of the mixed liquid, and the oxygen supply amount can be saved.
In this embodiment, as shown in fig. 3, the vertical air duct 2, the first air duct 5 and the second air duct 6 are all telescopic structures, and the telescopic positions of the vertical air duct 2, the first air duct 5 and the second air duct 6 are all provided with sealing rings 15.
It should be noted that, the vertical air duct 2, the first air duct 5 and the second air duct 6 can all stretch out and draw back, and the stretching part is sealed through the sealing ring 15, so that the installation depth and the interval of the jet aerator pipe 8 can be flexibly adjusted during installation.
In this embodiment, as shown in fig. 1, the end portions of the first air duct 5 and the second air duct 6 are connected with a connection seat 7 in a conducting manner, the connection seat 7 is in a circular structure, the end portion of the jet aerator pipe 8 is connected with the connection seat 7 in an inserting manner, and the jet aerator pipes 8 are distributed on the surface of the connection seat 7 at equal intervals.
It should be noted that, jet aerator pipe 8 is fixed through connecting seat 7, and jet aerator pipe 8 is equidistant distribution, can enlarge the aeration scope.
In this embodiment, as shown in fig. 3 and fig. 4, a transmission case 10 is installed above the air flow regulating valve 9, a worm wheel 12 is rotatably provided in an inner cavity of the transmission case 10, a transmission rod 11 is fixedly connected to the bottom of the worm wheel 12, the bottom of the transmission rod 11 is in transmission connection with the air flow regulating valve 9, a worm 13 is in transmission connection with a side wall of the worm wheel 12, and a driving rod 14 is fixedly connected to an end portion of the worm 13.
It should be noted that, the driving rod 14 drives the worm 13 in the transmission case 10 to rotate, the worm 13 adjusts the air flow adjusting valve 9 through the worm wheel 12 and the transmission rod 11, and can accurately adjust the air in the first air guide pipe 5 and the second air guide pipe 6, so that the accurate adjustment of gradual reduction type aeration can be realized.
The working principle and the using flow of the utility model are as follows: the air pump 1 guides air into the connecting seat 7 through the vertical air guide pipe 2, the first air guide pipe 5 and the second air guide pipe 6, and discharges air through the jet aeration pipe 8, the aeration to waste water is realized, the bottom of the vertical air guide pipe 2 is inserted into the three-way connecting pipe 3, the ends of the first air guide pipe 5 and the second air guide pipe 6 are respectively connected with the three-way connecting pipe 3 through the reducing connecting pipe 4, the diameters of the first air guide pipe 5 and the second air guide pipe 6 can be changed through the reducing connecting pipe 4, the diameter of the first air guide pipe 5 is smaller than the diameter of the second air guide pipe 6, the air guide amount in the second air guide pipe 6 is larger than the air guide amount of the first air guide pipe 5 during air guide, different parts of an aeration tank are supplied with different air amounts, the air amount is less near an inlet, the air amount is approximately proportional to the oxygen demand of mixed liquid, the oxygen supply amount can be saved, the vertical air guide pipe 2, the first air guide pipe 5 and the second air guide pipe 6 can be stretched out and drawn back through the sealing ring 15, the stretching part can be sealed, the installation depth of the worm wheel 8 and the flexible installation distance between the worm wheel and the air guide pipe 6 can be changed during installation, the air guide pipe 6 can be driven by the flexible worm wheel and the flexible adjustment rod 10, the air guide pipe 13 can be driven by the worm drive the worm 13, the air guide rod can be driven by the worm 13 to rotate, the air guide rod can be driven by the air guide rod 13, the accurate adjustment rod can be driven by the air guide rod 13, the air guide rod can be driven by the air guide rod 13, and the air guide rod can be driven by the air through the air guide rod 13, and the air guide device can be driven by the air through the air guide device 13, and the air through 13, and the 9.
It is to be understood that the above-described embodiments of the present utility model are merely illustrative of or explanation of the principles of the present utility model and are in no way limiting of the utility model. Accordingly, any modification, equivalent replacement, improvement, etc. made without departing from the spirit and scope of the present utility model should be included in the scope of the present utility model. Furthermore, the appended claims are intended to cover all such changes and modifications that fall within the scope and boundary of the appended claims or the equivalents of such scope and boundary.
Claims (7)
1. The gradual reduction type aeration system comprises an air pump (1), and is characterized in that an exhaust end of the air pump (1) is connected with a vertical air duct (2) which is vertically installed, a three-way connecting pipe (3) is connected at the bottom of the vertical air duct (2) in an inserting mode, reducing connecting pipes (4) are connected at two ends of the three-way connecting pipe (3) in an inserting mode, a first air duct (5) and a second air duct (6) are connected at two ends of the three-way connecting pipe (3) in an inserting mode through the reducing connecting pipes (4) respectively, and the diameter of the first air duct (5) is smaller than that of the second air duct (6);
The first air duct (5) and the second air duct (6) are provided with air flow regulating valves (9);
jet aeration pipes (8) are arranged at the ends of the first air guide pipe (5) and the second air guide pipe (6).
2. A tapered aeration system according to claim 1, wherein the vertical air duct (2), the first air duct (5) and the second air duct (6) are all of telescopic construction.
3. A decreasing aeration system according to claim 2, characterized in that the telescopic parts of the vertical air duct (2), the first air duct (5) and the second air duct (6) are provided with sealing rings (15).
4. A gradual decrease aeration system according to claim 1, wherein the ends of the first air duct (5) and the second air duct (6) are respectively connected with a connecting seat (7), and the connecting seats (7) are in a circular structure.
5. A tapered aeration system according to claim 1, wherein the end of the jet aeration pipe (8) is inserted into the connection seat (7), and the jet aeration pipes (8) are equidistantly distributed on the surface of the connection seat (7).
6. A gradual decrease aeration system according to claim 1, wherein a transmission case (10) is installed above the air flow regulating valve (9), a worm wheel (12) is rotatably arranged in an inner cavity of the transmission case (10), a transmission rod (11) is fixedly connected to the bottom of the worm wheel (12), and the bottom of the transmission rod (11) is in transmission connection with the air flow regulating valve (9).
7. A tapered aeration system according to claim 6, wherein the side wall of the worm wheel (12) is in transmission connection with a worm (13), and the end part of the worm (13) is fixedly connected with a driving rod (14).
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221166264U true CN221166264U (en) | 2024-06-18 |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant |