CN218910054U - Aeration blast structure of sewage oxidation pond - Google Patents
Aeration blast structure of sewage oxidation pond Download PDFInfo
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- CN218910054U CN218910054U CN202320130303.XU CN202320130303U CN218910054U CN 218910054 U CN218910054 U CN 218910054U CN 202320130303 U CN202320130303 U CN 202320130303U CN 218910054 U CN218910054 U CN 218910054U
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- fan
- oxidation
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- heat treatment
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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
- Y02W10/10—Biological treatment of water, waste water, or sewage
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Abstract
The utility model belongs to the technical field of sewage oxidation tanks, and particularly discloses a sewage oxidation tank aeration blast structure which comprises an oxidation tank aeration main pipe and a heat treatment fan, wherein a first oxidation fan and a second oxidation fan are communicated with the oxidation tank aeration main pipe, an air inlet end of the first oxidation fan and an air inlet end of the second oxidation fan are respectively communicated with the heat treatment fan, valves are respectively arranged between the air inlet end of the first oxidation fan, the air inlet end of the second oxidation fan and an air outlet end of the heat treatment fan, valves are respectively arranged between the air outlet end of the first oxidation fan, the air outlet end of the second oxidation fan and the oxidation tank aeration main pipe, and a filtering mechanism for filtering air impurities is arranged at the air inlet end of the heat treatment fan. The utility model utilizes lower economic cost, and increases the pressure of the existing centrifugal fan by arranging the heat treatment fan, thereby ensuring the normal operation of the centrifugal fan in the aeration process of the sewage oxidation tank.
Description
Technical Field
The utility model relates to the technical field of sewage oxidation tanks, in particular to an aeration blast structure of a sewage oxidation tank.
Background
When the existing sewage oxidation pond is used for aeration, as the air pressure in the external environment is lower than the standard air pressure value, the air pressure in the temperature is too high, the factors of low air pressure and high temperature are more unfavorable for the operation of the centrifugal fan, the centrifugal fan is easy to surge in the operation process, especially the temperature of the surrounding environment of the sewage oxidation pond is high when the temperature is 3 months to 9 months, the centrifugal fan cannot normally operate, the air quantity at the outlet end of the centrifugal fan cannot be fed into the main pipe of the sewage oxidation pond, so that the qualification rate of biochemical indexes of sewage is seriously influenced, the sewage treatment capacity is limited, the load of a chemical system is limited, and the economic cost of production is increased if the number of the oxidation fans is simply increased.
Disclosure of Invention
The utility model aims to provide an aeration blast structure of a sewage oxidation tank, which aims to solve the problem that a centrifugal fan in the aeration structure of the oxidation tank cannot normally operate in an environment with low air pressure and high temperature so as to influence sewage oxidation treatment.
In order to achieve the above purpose, the basic scheme provided by the utility model is as follows: the utility model provides a sewage oxidation pond aeration blast structure, includes oxidation pond aeration main pipe and heat treatment fan, the intercommunication has first oxidation fan and second oxidation fan on the oxidation pond aeration main pipe, the air inlet end of first oxidation fan and the air inlet end of second oxidation fan communicate with the heat treatment fan respectively, be equipped with the valve between the air inlet end of first oxidation fan and the air inlet end of second oxidation fan and the air-out end of heat treatment fan respectively, be equipped with the valve between air-out end of first oxidation fan and the air-out end of second oxidation fan and the oxidation pond aeration main pipe respectively, the air inlet end of heat treatment fan is equipped with the filter equipment who is used for filtering air impurity.
The principle and the beneficial effects of the utility model are as follows: the utility model utilizes lower economic cost to increase pressure of the existing centrifugal fan, thereby ensuring normal operation of the centrifugal fan in the aeration process of the sewage oxidation tank.
The second scheme is the optimization of the basic scheme, the standby fan is further communicated with the oxidation pond aeration main pipe, a valve is arranged between the air outlet end of the standby fan and the oxidation pond aeration main pipe, a valve is arranged between the air inlet end of the standby fan and the air outlet pipe of the air outlet end of the heat treatment fan, and an emptying valve is arranged on the air outlet pipe. Once the first oxidation fan or the second oxidation fan suddenly breaks down, a vent valve can be opened, the first oxidation fan or the second oxidation fan is shut down, a standby fan is started, the production is quickly started, and the vent valve ensures that an oxidation tank aeration main pipe and other fans cannot be overpressurized after emergency shutdown.
In the third scheme, the method is a preferable scheme, and a suspension fan is communicated with the aeration main pipe of the oxidation tank. And in the ultra-high temperature period in summer, starting a suspension fan to assist in increasing the aeration quantity of the oxidation pond.
The filtering mechanism comprises a plurality of supporting rods, the supporting rods are fixedly connected to the end parts of the air inlet pipes, the supporting rods are fixedly connected with covers, and a filter screen is arranged between the air inlet pipes and the covers. The filter screen filters sand and dust, prevents sand and dust from entering into the heat treatment fan, destroys the heat treatment fan.
Drawings
FIG. 1 is a flow chart of an aeration blast structure of a sewage oxidation tank according to the present utility model;
FIG. 2 is a schematic diagram of a sewage oxidation tank aeration blast structure filtering device.
Description of the embodiments
The utility model is described in further detail below by way of specific embodiments:
reference numerals in the drawings of the specification include: 1. a heat treatment fan; 2. an air outlet pipe; 3. an air inlet pipe; 4. a filtering device; 5. a support rod; 6. a filter screen; 7. covering; 8. a first oxidation blower; 9. a standby fan; 1. a vent valve; 1. a suspension fan; 1. an oxidation tank aeration main pipe; 1. and a second oxidation fan.
As shown in fig. 1 and 2: the utility model provides a sewage oxidation pond aeration blast structure, including oxidation pond aeration main pipe 12 and heat treatment fan 1, one side of oxidation pond aeration main pipe 12 is equipped with the valve respectively through the air-out end of pipeline and first oxidation fan 8 and the air-out end intercommunication of second oxidation fan 13, be equipped with the valve on the pipeline between oxidation pond aeration main pipe 12 and the air-out end of first oxidation fan 8 and second oxidation fan 13, and the air-in end of first oxidation fan 8 and the air-in end of second oxidation fan 13 all communicate with the air-out pipe 2 of heat treatment fan 1 air-out end through the pipeline, be equipped with the valve respectively between the air-in end of first oxidation fan 8 and second oxidation fan 13 and the heat treatment fan 1 air-out end, the opposite side of oxidation pond aeration main pipe 12 is equipped with suspension fan and reserve fan 9, the air-out end of suspension fan 1 and reserve fan 9 are equipped with the valve respectively through pipeline and oxidation pond aeration main pipe 1 intercommunication, be equipped with the valve on the air-out end of reserve fan 9 and the pipeline between oxidation pond aeration main pipe 12, the air-in-out end of reserve fan 9 is equipped with the air-out valve through being equipped with the air-out valve 2 with the air-out end of heat treatment fan 1 and the air-out end, the air-out end is equipped with the air-out valve of reserve fan 1 and is equipped with the air-out end of the air-out valve 1, the air-out end is close to the air-out end of the air-out mechanism is equipped with the air valve 1, and is equipped with the air-out valve 1.
The filtering mechanism 4 comprises four supporting rods 5, an air inlet pipe 3 is communicated with the air inlet end of the heat treatment fan 1, the four supporting rods 5 are uniformly fixedly connected to the end parts of the air inlet pipe 3 of the heat treatment fan 1, a cover 7 is fixedly connected to the top ends of the four supporting rods 5, and a filter screen 6 is arranged between the end parts of the air inlet pipe 3 and the cover 7.
The implementation of this example is: the valves of the air inlet end and the air outlet end of the first oxidation fan 8 and the second oxidation fan 1 are respectively opened, the heat treatment fan 1 is started, external air enters the air inlet pipe 3 through the filter screen 6, wind pressure in the air inlet pipe 3 enters the air inlet ends of the first oxidation fan 8 and the second oxidation fan 13, the first oxidation fan 8 and the second oxidation fan 13 send the enhanced wind pressure into the oxidation pond aeration main pipe 12, and the oxidation pond aeration main pipe 12 sends the enhanced wind pressure to different oxidation ponds.
If the heat treatment fan 1 is started in summer to enhance the wind pressure of the first oxidation fan 8 and the second oxidation fan 13 which are conveyed into the oxidation tank aeration main pipe 12, but the production needs still cannot be met, a valve between the suspension fan 11 and the oxidation tank aeration main pipe 12 is opened, and the suspension fan 11 is started to assist in increasing the aeration rate of the oxidation tank. When the first oxidation fan 8 or the second oxidation fan 13 fails, the emptying valve 1 is opened, the failed fan is closed again, overpressure of a pipe network and other operation fans is prevented, the valve between the standby fan 9 and the oxidation pond aeration main pipe 12 is opened, the standby fan 9 is started, normal production operation is maintained, and then the failed fan is overhauled.
The foregoing is merely exemplary embodiments of the present utility model, and specific structures and features that are well known in the art are not described in detail herein. It should be noted that modifications and improvements can be made by those skilled in the art without departing from the structure of the present utility model, and these should also be considered as the scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the utility of the patent. The protection scope of the present application shall be subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.
Claims (4)
1. The utility model provides a sewage oxidation pond aeration blast structure, its characterized in that, including oxidation pond aeration main (12) and heat treatment fan (1), the intercommunication has first oxidation fan (8) and second oxidation fan (13) on oxidation pond aeration main (12), the air inlet end of first oxidation fan (8) and the air inlet end of second oxidation fan (13) communicate with heat treatment fan (1) respectively, be equipped with the valve between the air inlet end of first oxidation fan (8) and the air inlet end of second oxidation fan (13) and the air-out end of heat treatment fan (1) respectively, be equipped with the valve between the air-out end of first oxidation fan (8) and the air-out end of second oxidation fan (13) and oxidation pond aeration main (12) respectively, the air inlet end of heat treatment fan (1) is equipped with the filter mechanism that is used for filtering air impurity.
2. The sewage oxidation pond aeration blast structure according to claim 1, wherein a standby fan (9) is further communicated with the oxidation pond aeration main pipe (12), a valve is arranged between an air outlet end of the standby fan (9) and the oxidation pond aeration main pipe (12), a valve is arranged between an air inlet end of the standby fan (9) and an air outlet pipe (2) of an air outlet end of the heat treatment fan (1), and a blow-down valve (10) is arranged on the air outlet pipe (2).
3. A sewage oxidation pond aeration blast structure according to claim 1, wherein the oxidation pond aeration main pipe (12) is communicated with a suspension fan (11).
4. The aeration and blasting structure of the sewage oxidation pond according to claim 1, wherein the filtering mechanism (4) comprises a plurality of supporting rods (5), the plurality of supporting rods (5) are fixedly connected to the end parts of the air inlet pipes (3), the plurality of supporting rods (5) are fixedly connected with covers (7), and a filter screen (6) is arranged between the air inlet pipes (3) and the covers (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320130303.XU CN218910054U (en) | 2023-01-17 | 2023-01-17 | Aeration blast structure of sewage oxidation pond |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320130303.XU CN218910054U (en) | 2023-01-17 | 2023-01-17 | Aeration blast structure of sewage oxidation pond |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218910054U true CN218910054U (en) | 2023-04-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320130303.XU Active CN218910054U (en) | 2023-01-17 | 2023-01-17 | Aeration blast structure of sewage oxidation pond |
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| Country | Link |
|---|---|
| CN (1) | CN218910054U (en) |
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2023
- 2023-01-17 CN CN202320130303.XU patent/CN218910054U/en active Active
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