CN214654338U - Micro-power integrated sewage treatment equipment - Google Patents
Micro-power integrated sewage treatment equipment Download PDFInfo
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- CN214654338U CN214654338U CN202120804485.5U CN202120804485U CN214654338U CN 214654338 U CN214654338 U CN 214654338U CN 202120804485 U CN202120804485 U CN 202120804485U CN 214654338 U CN214654338 U CN 214654338U
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Abstract
The utility model discloses a micro-power integrated sewage treatment device, which comprises a sedimentation tank, wherein an anaerobic tank is arranged below the sedimentation tank, an anoxic tank is arranged beside the anaerobic tank, and an aerobic tank is arranged at the upper end of the anoxic tank; a vertical mixing pipe and a flow guide pipe are arranged in the sedimentation tank, the upper end of the mixing pipe is open, the upper end of the mixing pipe extends to the upper end of the sedimentation tank, and the lower end of the mixing pipe extends to the bottom of the anaerobic tank; the upper end of the sedimentation tank is provided with a water inlet pipe; the upper end of the anaerobic tank is communicated with the bottom of the anoxic tank through a water pipe, and the upper end of the anoxic tank is separated from the lower end of the aerobic tank through a porous plate; the lower end of the flow guide pipe extends into the lower end of the sedimentation tank; the upper end of the aerobic tank is communicated with the upper end of the flow guide pipe through a water distribution pipe; the upper end of the sedimentation tank is connected with a water outlet pipe, and the height of the water outlet pipe is lower than that of the water inlet pipe. This scheme is used for handling the domestic sewage after the grid equalizing basin carries out quality of water volume homogenization, and structure about each cell body adoption altogether can the efficient handle domestic sewage.
Description
Technical Field
The utility model relates to a sewage treatment technical field, concretely relates to oligodynamic integration sewage treatment device.
Background
The municipal sewage treatment process generally determines the treatment degree of sewage and a corresponding treatment process according to the utilization or discharge direction of the municipal sewage and considering the natural purification capacity of a water body. The treated sewage, whether used for industrial, agricultural or recharge for groundwater, must meet the relevant water quality standards issued by the state. The existing sewage treatment equipment has high energy consumption and poor sewage treatment effect.
SUMMERY OF THE UTILITY MODEL
To the above insufficiency of the prior art, the utility model provides a more energy-conserving oligodynamic integration sewage treatment device.
In order to achieve the purpose of the invention, the technical scheme adopted by the utility model is as follows:
providing micro-power integrated sewage treatment equipment which comprises a sedimentation tank, wherein an anaerobic tank is arranged below the sedimentation tank, an anoxic tank is arranged beside the anaerobic tank, and an aerobic tank is arranged at the upper end of the anoxic tank; a vertical mixing pipe and a flow guide pipe are arranged in the sedimentation tank, the upper end of the mixing pipe is open, the upper end of the mixing pipe extends to the upper end of the sedimentation tank, and the lower end of the mixing pipe extends to the bottom of the anaerobic tank; the upper end of the sedimentation tank is provided with a water inlet pipe, and the water inlet pipe extends into the upper end of the mixing pipe; the upper end of the anaerobic tank is communicated with the bottom of the anoxic tank through a water pipe, and the upper end of the anoxic tank is connected with the lower end of the aerobic tank through a nitrifying liquid reflux device;
the lower end of the flow guide pipe extends into the lower end of the sedimentation tank; the upper end of the aerobic tank is communicated with the upper end of the flow guide pipe through a water distribution pipe; the upper end of the sedimentation tank is connected with a water outlet pipe, and the height of the water outlet pipe is lower than that of the water inlet pipe. The bottom of sedimentation tank is provided with the backwash pump, and the backwash pump passes through the return line and is connected with the upper end of hybrid tube.
The utility model has the advantages that: this scheme is used for handling the domestic sewage after the grid equalizing basin carries out quality of water volume homogenization, and structure about each cell body adoption altogether can the efficient handle domestic sewage. Domestic sewage enters the mixing pipe through the water inlet pipe, siphonage is destroyed, the domestic sewage automatically flows into the anaerobic tank, aeration is not performed in the anaerobic tank, organic matters are hydrolyzed, acidified and methanated under the action of anaerobic bacteria, phosphorus is released, the organic matters in the wastewater are removed, the biodegradability of the sewage is improved, and subsequent aerobic treatment is facilitated. The effluent of the anaerobic tank automatically flows into an anoxic tank through a water pipe to perform denitrification, so that nitrate nitrogen is converted into nitrogen; the effluent of the anoxic tank flows upwards to the aerobic tank through the porous plate by utilizing the water inlet pressure, so that the organic matters are further decomposed, the BOD is reduced, and nitrification, phosphorus absorption and the like are carried out.
In the interval of stopping aeration in the aerobic tank, the nitrified liquid is subjected to unpowered reflux through a porous plate, and the reflux liquid contains a large amount of nitrified liquid of nitrate nitrogen for denitrification in the anoxic tank. The water after biochemical treatment in the aerobic tank enters the sedimentation tank through the water distribution pipe, suspended matters settle into the conical sludge settling bucket at the bottom of the tank, and clarified water flows out from the periphery of the tank along the peripheral overflow weir through the water outlet pipe.
Drawings
FIG. 1 is a schematic structural view of a micro-power integrated sewage treatment device.
The device comprises a water distribution pipe 1, a water outlet pipe 2, a backflow pipeline 3, a water inlet pipe 4, a water outlet pipe 5, a fan 6, a controller 7, a mixing pipe 8, a flow guide pipe 9, a sedimentation tank 10, a sedimentation filler 11, a backflow pump 12, an anaerobic tank 13, a water passing pipe 14, an anoxic aeration pipe 15, an aerobic aeration pipe 16, an MBBR filler and a polyurethane filler 17, a porous plate 18, an aerobic tank 19 and an anoxic tank.
Detailed Description
The following description of the embodiments of the present invention is provided to facilitate the understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and various changes may be made apparent to those skilled in the art within the spirit and scope of the present invention as defined and defined by the appended claims.
As shown in fig. 1, the micro-power integrated sewage treatment device of the scheme comprises a sedimentation tank 9, an anaerobic tank 12 is arranged below the sedimentation tank 9, an anoxic tank 19 is arranged beside the anaerobic tank 12, and an aerobic tank 18 is arranged at the upper end of the anoxic tank 19; a vertical mixing pipe 7 and a flow guide pipe 8 are arranged in the sedimentation tank 9, the upper end of the mixing pipe 7 is open, the upper end of the mixing pipe 7 extends to the upper end of the sedimentation tank 9, and the lower end of the mixing pipe 7 extends to the bottom of the anaerobic tank 12; the upper end of the sedimentation tank 9 is provided with a water inlet pipe 3, and the water inlet pipe 3 extends into the upper end of the mixing pipe 7; the upper end of the anaerobic tank 12 is communicated with the bottom of the anoxic tank 19 through a water pipe 13, the upper end of the anoxic tank 19 is connected with the lower end of the aerobic tank 18 through a nitrifying liquid reflux device, and the nitrifying liquid reflux device adopts a porous plate 17.
The lower end of the draft tube 8 extends into the lower end of the sedimentation tank 9; the upper end of the aerobic tank 18 is communicated with the upper end of the draft tube 8 through the water distribution tube 1; the upper end of the sedimentation tank 9 is connected with a water outlet pipe 4, and the height of the water outlet pipe 4 is lower than that of the water inlet pipe 3.
The bottom of the sedimentation tank 9 is of a conical structure with an upward opening, a reflux pump 11 is arranged at the bottom of the sedimentation tank 9, and the reflux pump 11 is connected with the upper end of the mixing pipe 7 through a reflux pipeline 2; the bottom parts of the anoxic tank 19 and the aerobic tank 18 are respectively provided with a horizontal anoxic aeration pipe 14 and an aerobic aeration pipe 15, and the anoxic aeration pipe 14 and the aerobic aeration pipe 15 are connected with the fan 5 through an air inlet pipe; MBBR filler and polyurethane filler 16 are arranged in the aerobic tank 18, spherical sedimentation filler 10 is arranged in the sedimentation tank 9, and an umbrella-shaped baffle is arranged at the lower end of the draft tube 8.
The scheme comprises an anaerobic tank 12, an anoxic tank 19, an aerobic tank 18, a sedimentation tank 9 and a device room, and four tank bodies are arranged in the tank, and the tank adopts an upper-lower structure.
Domestic sewage enters the mixing pipe 7 through the water inlet pipe 3, the siphon is broken, the domestic sewage automatically flows into the anaerobic tank 12, aeration is not performed in the anaerobic tank 12, organic matters are hydrolyzed, acidified and methanated under the action of anaerobic bacteria, phosphorus is released, the organic matters in the sewage are removed, the biodegradability of the sewage is improved, and the subsequent aerobic treatment is facilitated.
The effluent of the anaerobic tank 12 automatically flows into an anoxic tank 19 through a water pipe 13, intermittent insufficient aeration is carried out in the tank through an anoxic aeration pipe 14, the dissolved oxygen concentration in the water is ensured to be 0.2-0.5mg/L, and the first function of the anoxic tank 19 is denitrification, so that nitrate nitrogen is converted into nitrogen. The effluent of the anoxic tank 19 flows upwards to the aerobic tank 18 through the porous plate 17 by utilizing the water inlet pressure, and the indirect aeration is carried out in the tank through the aerobic aeration pipe 15, so as to maintain the dissolved oxygen concentration in the water to be more than 2 mg/L.
MBBR filler and polyurethane filler 16 are filled in the tank and used as carriers attached to microorganisms, and are in a completely mixed state with water during aeration, and the environment for the growth of the microorganisms is three phases of gas, liquid and solid. The collision and shearing action of the carrier in water makes air bubbles finer, and the utilization rate of oxygen is increased. The filler has the characteristics of large effective specific surface area, suitability for microbial adsorption growth, strong applicability and wide application range, and is beneficial to removal of organic matters and nitrogen and phosphorus removal.
In the interval of stopping aeration in the aerobic tank 18, the nitrified liquid is subjected to unpowered reflux through the perforated plate 17, and the reflux liquid contains a large amount of nitrified liquid of nitrate nitrogen for denitrification in the anoxic tank 19. The water after biochemical treatment in the aerobic tank 18 enters the sedimentation tank 9 through the water distribution pipe 1, sewage is uniformly distributed in the sedimentation tank 9 through the umbrella-shaped baffle below the flow guide pipe 8 and slowly rises along the whole water passing section, suspended matters are settled and enter a conical sludge settling hopper at the bottom of the sedimentation tank 9, and clarified water flows out of the sedimentation tank along the peripheral overflow weir and through the water outlet pipe 4.
The bottom of the sedimentation tank 9 is provided with a reflux pump 11 which refluxes the high-concentration activated sludge in the sedimentation tank 9 to an anaerobic tank 12 through a mixing pipe 7 so as to ensure the concentration of the activated sludge in the biological tank. The sedimentation tank 9 is internally provided with an efficient sedimentation filler 10, so that the sludge-water separation in the sedimentation tank 9 can be rapidly and effectively ensured to meet the water outlet requirement.
A fan 5 and a controller 6 are arranged between the devices, and the fan 5 mainly aerates the anoxic tank 19 and the aerobic tank 18 through an air inlet pipe so as to ensure the concentration of dissolved oxygen in the tanks. The controller 6 is used as a control center of the equipment, and the fan 5 and the reflux pump 11 are electrically connected with the controller 6 to finish automatic operation, data networking uploading and the like of the equipment.
Claims (6)
1. The micro-power integrated sewage treatment equipment is characterized by comprising a sedimentation tank, wherein an anaerobic tank is arranged below the sedimentation tank, an anoxic tank is arranged beside the anaerobic tank, and an aerobic tank is arranged at the upper end of the anoxic tank; a vertical mixing pipe and a flow guide pipe are arranged in the sedimentation tank, the upper end of the mixing pipe is open, the upper end of the mixing pipe extends to the upper end of the sedimentation tank, and the lower end of the mixing pipe extends to the bottom of the anaerobic tank; the upper end of the sedimentation tank is provided with a water inlet pipe, and the water inlet pipe extends into the upper end of the mixing pipe; the upper end of the anaerobic tank is communicated with the bottom of the anoxic tank through a water pipe, and the upper end of the anoxic tank is connected with the lower end of the aerobic tank through a nitrifying liquid reflux device;
the lower end of the flow guide pipe extends into the lower end of the sedimentation tank; the upper end of the aerobic tank is communicated with the upper end of the flow guide pipe through a water distribution pipe; the upper end of the sedimentation tank is connected with a water outlet pipe, and the height of the water outlet pipe is lower than that of the water inlet pipe; the bottom of sedimentation tank is provided with the backwash pump, the backwash pump passes through the return line and is connected with the upper end of hybrid tube.
2. The micropower integrated sewage treatment plant of claim 1, wherein the nitrifying liquid reflux unit is a perforated plate which divides the anoxic tank and the aerobic tank.
3. The micropower integrated sewage treatment plant of claim 1 wherein the bottom of the settling tank is of an upwardly open conical configuration.
4. The micro-power integrated sewage treatment equipment according to claim 1, wherein the bottom of the anoxic tank and the bottom of the aerobic tank are respectively provided with a horizontal anoxic aeration pipe and a horizontal aerobic aeration pipe, and the anoxic aeration pipe and the aerobic aeration pipe are connected with a fan through an air inlet pipe.
5. The micro-power integrated sewage treatment equipment according to claim 1, wherein MBBR filler and polyurethane filler are arranged in the aerobic tank, and spherical precipitation filler is arranged in the precipitation tank.
6. The micropower integrated sewage treatment plant of claim 1, wherein the lower end of the draft tube is provided with an umbrella-shaped baffle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120804485.5U CN214654338U (en) | 2021-04-20 | 2021-04-20 | Micro-power integrated sewage treatment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120804485.5U CN214654338U (en) | 2021-04-20 | 2021-04-20 | Micro-power integrated sewage treatment equipment |
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| CN214654338U true CN214654338U (en) | 2021-11-09 |
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| CN202120804485.5U Active CN214654338U (en) | 2021-04-20 | 2021-04-20 | Micro-power integrated sewage treatment equipment |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114772714A (en) * | 2022-06-01 | 2022-07-22 | 农业农村部环境保护科研监测所 | Unpowered aerobic biofilter, domestic sewage treatment system and treatment method |
| CN115069743A (en) * | 2022-06-20 | 2022-09-20 | 四川逸名环保科技有限公司 | Sewage and garbage global treatment recycling method, device and control method |
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2021
- 2021-04-20 CN CN202120804485.5U patent/CN214654338U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114772714A (en) * | 2022-06-01 | 2022-07-22 | 农业农村部环境保护科研监测所 | Unpowered aerobic biofilter, domestic sewage treatment system and treatment method |
| CN115069743A (en) * | 2022-06-20 | 2022-09-20 | 四川逸名环保科技有限公司 | Sewage and garbage global treatment recycling method, device and control method |
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