CN211999034U - Bury formula mud and nitrify liquid gas lift backward flow sewage device - Google Patents
Bury formula mud and nitrify liquid gas lift backward flow sewage device Download PDFInfo
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- CN211999034U CN211999034U CN202020275566.6U CN202020275566U CN211999034U CN 211999034 U CN211999034 U CN 211999034U CN 202020275566 U CN202020275566 U CN 202020275566U CN 211999034 U CN211999034 U CN 211999034U
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Abstract
A buried sewage device for lifting and refluxing sludge and nitrified liquid by gas relates to a sewage treatment device, and comprises a gas supply pipe, a liquid lifting pipe, a gas-liquid separation box, a reflux pipe and a suction port, wherein the gas supply pipe is introduced into the liquid lifting pipe from the lower part, the gas-liquid separation box is arranged at the upper part of the liquid lifting pipe, and the gas-liquid separation box is communicated with the reflux pipe; one end of the air supply pipe is connected with the aeration compression fan, and the other end of the air supply pipe is connected with the riser pipe connector. The utility model discloses the device adopts air stripping mode backward flow mud or nitrifies the liquid, only needs compression fan to provide partial amount of wind, can reach the purpose of mixing liquid backward flow, has saved the electric energy. The lifting of the sludge or the nitrified liquid is realized by utilizing the liquid pressure difference inside and outside the liquid lifting pipe, and compared with the pump return flow, the sludge floc is not damaged. The utility model discloses save the capital construction investment, the energy consumption is low moreover, simple structure, and the management is convenient and not fragile.
Description
Technical Field
The utility model relates to a sewage treatment device, in particular to a buried sludge and nitrified liquid gas-lifting backflow sewage treatment device.
Background
For a long time, the water environment in rural areas is seriously damaged due to the influence of factors such as natural geographic difference, resident living habits, local infrastructure and the like in rural areas in China. Rural sewage can not be treated according to urban centralized sewage treatment method, and an integrated device with economy, high efficiency and convenient maintenance and management is adopted. And rural sewage treatment generally adopts a/O or improved a/O, the activated sludge and nitrifying liquid in the conventionally buried integrated a/O sewage treatment apparatus have mainly depended on the pump to reflow. The submersible sewage pump is inconvenient to install and maintain and has high energy consumption. Therefore, the utility model adopts the air stripping reflux device to carry out the sludge reflux and the nitration liquid reflux in consideration of the rural economic condition and the maintenance and management of the equipment.
Disclosure of Invention
An object of the utility model is to provide a bury formula mud and nitrify liquid air lift backward flow sewage device, the utility model discloses the device adopts air lift mode backward flow mud or nitrify liquid, only needs compression fan to provide partial amount of wind, can reach the purpose of mixing liquid backward flow, has saved the electric energy.
The utility model aims at realizing through the following technical scheme:
a buried sewage device for gas lift and return of sludge and nitrified liquid comprises an air supply pipe, a liquid lifting pipe, a gas-liquid separation box, a return pipe and a suction port, wherein the air supply pipe is introduced into the liquid lifting pipe from the lower part, the gas-liquid separation box is arranged at the upper part of the liquid lifting pipe, and the gas-liquid separation box is communicated with the return pipe; one end of the air supply pipe is connected with the aeration compression fan, and the other end of the air supply pipe is connected with the riser pipe connector.
The buried sludge and nitrified liquid gas-lift backflow sewage device is characterized in that a liquid lifting pipe connecting port is located 10cm above a suction port.
A bury formula mud and nitrify liquid gas and carry backward flow sewage device, the stalk lower extreme is the loudspeaker suction inlet, loudspeaker suction inlet angle is 15~30 degrees.
The buried sludge and nitrified liquid gas-lift backflow sewage device is characterized in that the top of the liquid lifting pipe is connected with the gas-liquid separation box and needs to be higher than the backflow pipe.
The buried sludge and nitrified liquid gas-lift backflow sewage device is characterized in that the bottom of the gas-liquid separation tank horizontally inclines downwards, the inclination angle is 15 degrees, and the inclination angle of the backflow pipe is 15 degrees.
The utility model has the advantages and effects that:
1. the utility model discloses can not destroy the mud floc, it is very favourable to the activity and the settleability that maintain mud, and no matter be mud backward flow or nitrify the liquid backward flow, the volume of the mixed liquid of backward flow all is very huge, the utility model discloses the device has cancelled the mud backwash pump in the traditional sedimentation tank, if adopts the tradition to return with the pump, will consume very big electric energy, adopts air stripping method backward flow mud or nitrify the liquid, only needs compression fan to provide a little less part amount of wind, can reach the purpose of mixed liquid backward flow, very big saving the electric energy, this device adopts air stripping device backward flow to mix the liquid and has fine economic benefits.
2. The utility model discloses be applied to and compare with the pump reflux in the formula of burying integrated equipment and have simple structure, management convenience and not fragile characteristics.
3. The utility model discloses after burying formula integration A/O domestic sewage treatment device and add the device, can keep original mud and nitrify liquid backward flow effect, because of not using stealthily dirty pump, save the capital construction investment, remove simultaneously from because of using stealthily dirty pump to produce the maintenance problem, the compressed air that air stripping reflux unit used comes from the aeration compression fan in the integration equipment, and job stabilization is reliable, can produce very big economy and social.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
In the figure: 1 is an air supply pipe, 2 is a liquid lifting pipe, 3 is a gas-liquid separation box, 4 is a return pipe, and 5 is a suction port.
Detailed Description
The present invention will be described in detail with reference to the embodiments shown in the drawings.
The utility model relates to a bury formula air lift reflux unit, including air supply pipe 1, stalk 2, gas-liquid separation case 3, back flow 4 and suction inlet 5, air supply pipe 2 is a thinner pipe, and air supply pipe 2 lets in a thicker stalk 1 from 1 lower part suction inlet 5 tops of stalk in, and stalk upper portion is gas-liquid separation case 3, and gas-liquid separation case 3 links to each other with back flow 4.
One end of the air supply pipe 1 is connected with the aeration compression fan, and the other end of the air supply pipe 1 and the lift pipe 2 are required to be provided with a connecting port which is about 10cm above the suction port 5.
The lower end of the riser tube 2 is a horn suction port 5, the angle of the horn suction port 5 is 15-30 degrees, and the suction port 5 is contacted with the bottom of the sedimentation tank.
The top of the lift tube 2 is connected with the gas-liquid separation box 3, and the top of the lift tube 2 needs to be higher than the return tube 4.
The bottom of the gas-liquid separation box 3 needs to be designed to be horizontally inclined downwards, the inclination angle is about 15 degrees, and the inclination angle of the return pipe 4 is about 15 degrees.
The utility model discloses with the gas lift, when the system need carry out the mud backward flow, compressed air advanced into air supply pipe 1 in, utilize the pressure differential to promote the gas-water mixture to gas-liquid separation case 3 through stalk 2, gas-liquid separation case 3 can be with the air evacuation in the stalk, and then flow to in the back flow 4.
The above embodiments are described in detail, but the above description is only for the preferred embodiments of the present invention, and should not be construed as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the coverage of the present invention.
Claims (5)
1. A buried sludge and nitrified liquid gas-lift backflow sewage device is characterized by comprising a gas supply pipe, a liquid lifting pipe, a gas-liquid separation box, a backflow pipe and a suction port, wherein the gas supply pipe is introduced into the liquid lifting pipe from the lower part, the gas-liquid separation box is arranged at the upper part of the liquid lifting pipe, and the gas-liquid separation box is communicated with the backflow pipe; one end of the air supply pipe is connected with the aeration compression fan, and the other end of the air supply pipe is connected with the riser pipe connector.
2. The buried sludge and nitrified liquid gas-lift sewage backflow device as claimed in claim 1, wherein the lift pipe connecting opening is located 10cm above the suction opening.
3. The buried sludge and nitrified liquid gas-lift sewage backflow device as claimed in claim 1, wherein the lower end of the lift pipe is a horn suction port, and the angle of the horn suction port is 15-30 degrees.
4. The buried sludge and nitrified liquid gas-lift backflow sewage device as claimed in claim 1, wherein the top of the lift pipe is connected with the gas-liquid separation tank and is higher than the backflow pipe.
5. The buried sludge and nitrified liquid gas-lift sewage backflow device as claimed in claim 4, wherein the bottom of the gas-liquid separation tank horizontally inclines downwards at an inclination angle of 15 degrees, and the inclination angle of the backflow pipe is 15 degrees.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020275566.6U CN211999034U (en) | 2020-03-09 | 2020-03-09 | Bury formula mud and nitrify liquid gas lift backward flow sewage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020275566.6U CN211999034U (en) | 2020-03-09 | 2020-03-09 | Bury formula mud and nitrify liquid gas lift backward flow sewage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211999034U true CN211999034U (en) | 2020-11-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020275566.6U Active CN211999034U (en) | 2020-03-09 | 2020-03-09 | Bury formula mud and nitrify liquid gas lift backward flow sewage device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107043159A (en) * | 2017-04-26 | 2017-08-15 | 兰州交通大学 | A kind of gas stripping type sludge refluxing apparatus suitable for small-sized sewage treating system |
| CN114620903A (en) * | 2022-04-08 | 2022-06-14 | 河南天原智控环保科技有限公司 | Sewage treatment station conveying system based on Roots blower drive |
-
2020
- 2020-03-09 CN CN202020275566.6U patent/CN211999034U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107043159A (en) * | 2017-04-26 | 2017-08-15 | 兰州交通大学 | A kind of gas stripping type sludge refluxing apparatus suitable for small-sized sewage treating system |
| CN107043159B (en) * | 2017-04-26 | 2022-12-02 | 兰州交通大学 | Air-lift sludge reflux device suitable for small sewage treatment system |
| CN114620903A (en) * | 2022-04-08 | 2022-06-14 | 河南天原智控环保科技有限公司 | Sewage treatment station conveying system based on Roots blower drive |
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