CN214360496U - Air-lift backflow equipment capable of accurately controlling flow - Google Patents
Air-lift backflow equipment capable of accurately controlling flow Download PDFInfo
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- CN214360496U CN214360496U CN202120564379.4U CN202120564379U CN214360496U CN 214360496 U CN214360496 U CN 214360496U CN 202120564379 U CN202120564379 U CN 202120564379U CN 214360496 U CN214360496 U CN 214360496U
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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 discloses an air-lift backflow equipment of accurate control flow, including the oxygen deficiency pond, good oxygen pond is installed on the right side in oxygen deficiency pond, the surface intercommunication in good oxygen pond is connected with intake pipe and intake pipe internally mounted and is admitted air electrical control valve, the end of intake pipe is installed in the inlet port of riser, the end intercommunication of riser is connected with out the liquid canal, has installed electrical control valve in the intake pipe, but the valve aperture is adjusted, and then adjusts the air-lift backward flow, has gone out liquid canal internally mounted and has measured the groove, but real-time supervision air-lift backward flow, simultaneously as required flow control intake pipe electrical control valve reaches the purpose of air-lift backward flow accurate control flow, at the terminal even trompil of intake pipe, guarantees to give vent to anger evenly, more is favorable to air-lift device steady operation.
Description
Technical Field
The utility model relates to a sewage treatment field of being correlated with, in particular to air stripping return apparatus of accurate control flow.
Background
An important component of sewage treatment is biological treatment, and an activated sludge method is the most widely applied method in biological treatment. The activated sludge process is a biological sewage treating technology with activated sludge as main body, and adopts a series of artificial strengthening and controlling measures to make the biological functions of oxidizing and decomposing organic pollutant of microbe in the activated sludge fully exerted so as to achieve the biological engineering technology of purifying sewage. The activated sludge treatment system consists of an aeration bioreactor, an aeration system, a reflux system, a secondary sedimentation tank and other units. Wherein the mixed liquid reflows, namely, the mixed sludge in the aerobic zone of the biochemical tank is reflowed to the anoxic zone of the biochemical tank by using a reflowing device, thereby ensuring the denitrification of the biochemical tank. In the return-flow system, the mixed liquid backward flow lifting means who commonly uses mainly is backwash pump (centrifugal pump, stealthily dirty pump), and the backwash pump also has advantages such as convenient operation, but the height that present mixed liquid backward flow needs to promote is below 1 meter, and the use of traditional pump has great lift waste, and the energy consumption is high.
Patent numbers: CN212532418U discloses a gas stripping return-flow system and sewage treatment device, this design reasonable in design, not only the gas stripping backward flow is efficient, saves the power consumption, can effectively avoid gaseous waste moreover to effectively solve the not enough that prior art exists.
However, the above patents have the following disadvantages: 1. the design can not adjust the reflux quantity of the gas stripping, can not accurately control the flow and is not beneficial to the temperature operation of the gas stripping device.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides an air-lift backflow equipment of accurate control flow, installed electrical control valve in the intake pipe, but the adjustable valve aperture, and then adjust the air-lift backward flow, at liquid canal internally mounted the Pasteur measuring tank, but real-time supervision air-lift backward flow, flow control intake pipe electrical control valve as required simultaneously reaches the purpose of air-lift reflux unit accurate control flow, at the terminal even trompil of intake pipe, guarantees to give vent to anger evenly, more is favorable to air-lift device steady operation.
The problems in the background art can be effectively solved.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides an air stripping return-flow apparatus of accurate control flow, includes the oxygen deficiency pond, good oxygen pond is installed on the right side in oxygen deficiency pond, the surface intercommunication in good oxygen pond is connected with intake pipe and intake pipe internally mounted has the electrical control valve that admits air, the end of intake pipe is installed in the inlet port of riser, the end intercommunication of riser is connected with out the liquid canal.
Further, the terminal installation pipe cap of intake pipe, evenly open the gas pocket according to the demand on the pipe cap, evenly trompil at the intake pipe end, guarantee to give vent to anger evenly, more be favorable to the air stripping device steady operation.
Furthermore, an air inlet plate flowmeter is arranged in the air inlet pipe behind the air inlet electric regulating valve, and can well monitor the flow.
Further, a gas stripping reflux flow rate can be monitored in real time by the aid of the pasteurization tank arranged in the liquid outlet channel.
Compared with the prior art, the utility model discloses following beneficial effect has: compressed air enters from the air inlet pipe, sequentially passes through the air inlet electric regulating valve and the air inlet plate flowmeter, finally enters the liquid inlet of the lifting pipe through the opening of the tail end pipe cap, the compressed air is mixed with liquid in the lifting pipe, the density of the liquid in the lifting pipe is lower than that of the liquid outside the lifting pipe, the relative density difference enables the liquid outside the lifting pipe to flow into the lifting pipe, the lifting purpose is achieved, the lifted liquid enters the liquid outlet channel through the joint of the lifting pipe and the liquid outlet channel, and the flow of the lifting liquid can be monitored in real time by installing a Pasteur measuring groove in the liquid outlet channel. According to the lifting flow regulation air inlet electric control valve of demand, the reading in the liquid outlet channel meets the requirement, thereby the flow of air stripping backflow is accurately controlled, the electric control valve is installed in the air inlet pipe, the valve opening can be adjusted, the air stripping backflow amount is further adjusted, the liquid outlet channel is internally provided with the pasteurization tank, the air stripping backflow amount can be monitored in real time, meanwhile, the electric control valve of the flow regulation air inlet pipe is used as required, the purpose of accurately controlling the flow of the air stripping backflow device is achieved, the tail end of the air inlet pipe is uniformly perforated, the air outlet is ensured to be uniform, and the stable operation of the air stripping device is more facilitated.
Drawings
FIG. 1 is a schematic plane structure diagram of a gas stripping reflux method for accurately controlling flow rate according to the present invention;
fig. 2 is a schematic sectional structure diagram of the air stripping reflux method for accurately controlling the flow rate of the present invention.
In the figure: 1. an anoxic tank; 2. an aerobic tank; 3. a liquid inlet; 4. an electric control valve; 5. an inlet orifice plate flowmeter; 6. an air inlet pipe; 7. a riser tube; 8. a liquid outlet channel; 9. a pasteurisation tank.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
As shown in fig. 1 and 2, the air stripping reflux equipment capable of accurately controlling the flow rate comprises an anoxic tank 1, an aerobic tank 2 is installed on the right side of the anoxic tank 1, an air inlet pipe 6 is connected to the surface of the aerobic tank 2 in an intercommunicating manner, an air inlet electric regulating valve 4 is installed inside the air inlet pipe 6, the tail end of the air inlet pipe 6 is installed in a liquid inlet 3 of a lifting pipe 7, and a liquid outlet channel 8 is connected to the tail end of the lifting pipe 7 in an intercommunicating manner.
Further, 6 end installation pipe caps of intake pipe, evenly open the gas pocket according to the demand on the pipe cap, at 6 end even trompils of intake pipe, guarantee to give vent to anger evenly, more be favorable to the air stripping device steady operation.
Furthermore, an air inlet plate flowmeter 5 is arranged in the air inlet pipe 6 and behind the air inlet electric regulating valve 4, and the air inlet plate flowmeter 5 can well monitor the flow.
Further, a gas stripping reflux flow rate can be monitored in real time by the aid of the pasteurization tank 9 arranged in the liquid outlet channel 8.
It should be noted that, the utility model relates to an air-lift backflow device of accurate control flow, compressed air gets into from intake pipe 6, loop through air inlet electrical control valve 4 and inlet port board flowmeter 5, finally get into in inlet 3 of riser 7 through the trompil of terminal pipe cap, liquid mixture in compressed air and the riser 7, liquid density is less than the outer liquid density of riser 7 in the riser 7, this relative density difference makes the outer liquid of riser 7 gush into intraductally, reach the promotion purpose, the liquid that promotes gets into out liquid canal 8 through riser 7 and the junction that goes out liquid canal 8, but the interior installation Pasteur measuring tank 9 real-time supervision of play liquid canal 8 promotes the liquid flow. According to the promotion flow control of demand electric control valve 4 that admits air, read satisfying the requirement in the Pasteur measuring groove 9, thereby the flow of accurate control air stripping backward flow, install electric control valve 4 in intake pipe 6 like this, but the valve aperture is adjusted, and then adjust the air stripping backward flow, at play liquid 8 internally mounted Pasteur measuring groove 9 in ditch, but real-time supervision air stripping backward flow, the electric control valve 4 of flow control intake pipe 6 as required simultaneously, reach the purpose of the accurate control flow of air stripping reflux unit, at the terminal even trompil of intake pipe 6, guarantee to give vent to anger evenly, more be favorable to air stripping device steady operation.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (4)
1. The utility model provides an air stripping return-flow apparatus of accurate control flow, includes oxygen deficiency pond (1), its characterized in that, good oxygen pond (2) are installed on the right side in oxygen deficiency pond (1), the surface intercommunication in good oxygen pond (2) is connected with intake pipe (6) and intake pipe (6) internally mounted has admit air electrical control valve (4), install in inlet (3) of riser (7) the end of intake pipe (6), the end intercommunication of riser (7) is connected with out liquid canal (8).
2. The stripping reflux device with accurately controlled flow according to claim 1, characterized in that: the tail end of the air inlet pipe (6) is provided with a pipe cap, and air holes are uniformly formed in the pipe cap according to requirements.
3. The stripping reflux device with accurately controlled flow according to claim 1, characterized in that: an air inlet plate flowmeter (5) is arranged in the air inlet pipe (6) and behind the air inlet electric regulating valve (4).
4. The stripping reflux device with accurately controlled flow according to claim 1, characterized in that: a Pasteur measuring groove (9) is arranged in the liquid outlet channel (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120564379.4U CN214360496U (en) | 2021-03-19 | 2021-03-19 | Air-lift backflow equipment capable of accurately controlling flow |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120564379.4U CN214360496U (en) | 2021-03-19 | 2021-03-19 | Air-lift backflow equipment capable of accurately controlling flow |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214360496U true CN214360496U (en) | 2021-10-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120564379.4U Active CN214360496U (en) | 2021-03-19 | 2021-03-19 | Air-lift backflow equipment capable of accurately controlling flow |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214360496U (en) |
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2021
- 2021-03-19 CN CN202120564379.4U patent/CN214360496U/en active Active
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