CN216191396U - Rural sewage treatment plant of low energy consumption assembled - Google Patents
Rural sewage treatment plant of low energy consumption assembled Download PDFInfo
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- CN216191396U CN216191396U CN202122751235.2U CN202122751235U CN216191396U CN 216191396 U CN216191396 U CN 216191396U CN 202122751235 U CN202122751235 U CN 202122751235U CN 216191396 U CN216191396 U CN 216191396U
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Abstract
The utility model provides a low-energy-consumption assembled rural sewage treatment device, which relates to the field of rural sewage treatment and comprises a tank body, an aeration mechanism and a mud-water separation mechanism, wherein the aeration mechanism and the mud-water separation mechanism are detachably connected with the tank body; the utility model relates to a sewage treatment device, which comprises a tank body, a sewage treatment tank and a sewage treatment tank, wherein the tank body is divided into an anoxic zone, a sludge-water separation zone and an aerobic zone which are connected in series and the bottoms of which are communicated through water holes; the utility model adopts an assembled independent structure, is beneficial to engineering construction and improves the construction efficiency; the maintenance of follow-up equipment is convenient, and the equipment can be lifted out for necessary maintenance under the condition that the water is not precipitated in the pool.
Description
Technical Field
The utility model relates to the field of rural sewage treatment, in particular to a low-energy-consumption assembly type rural sewage treatment device.
Background
Countryside areas in China are vast, but with the improvement of the living standard of the countryside, the domestic water consumption is gradually increased, the sewage quantity is also synchronously increased, and the sewage treatment is heavy and far.
The common treatment technology for rural domestic sewage is biological treatment technology and ecological treatment technology, the biological treatment technology is to remove pollutants in sewage by using the metabolism of microorganisms, and the method mainly comprises a multi-stage A/O, a biological filter, a septic tank, an anaerobic biological filter and the like. The ecological treatment technology is to degrade rural sewage by using the ecological principle and mainly comprises the processes of constructed wetlands, stabilization ponds, land treatment technologies and the like.
Compared with the city, the rural population is wide, the problems of scattered gathering areas, non-centralized population and the like exist, and great difficulty is brought to rural sewage treatment inevitably. The traditional biological treatment technology has the defects of complex process, high energy consumption, large occupied area and weak impact resistance.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the utility model is to overcome the defects in the prior art and provide the low-energy-consumption assembly type rural sewage treatment device.
The utility model is realized by the following technical scheme: a low-energy-consumption assembly type rural sewage treatment device comprises a tank body, an aeration mechanism and a mud-water separation mechanism, wherein the aeration mechanism and the mud-water separation mechanism are detachably connected with the tank body;
the tank body is divided into an anoxic zone, a sludge-water separation zone and an aerobic zone which are connected in series and the bottoms of which are communicated through water holes,
the bottom of the anoxic zone is provided with a stirring mechanism;
the anoxic zone is provided with a water inlet;
an air stripping pipe is arranged in the anoxic zone, is connected with an external air source and guides the sewage in the anoxic zone into the diversion trench;
the aerobic zone is connected with the anoxic zone through the diversion trench;
the aeration mechanism is arranged at the lower parts of the mud-water separation zone and the aerobic zone;
the mud-water separation mechanism is arranged in the mud-water separation area and is provided with a water outlet groove communicated with the outside.
According to the above technical scheme, preferably, the mud-water separating mechanism comprises an outer cylinder and an inner cylinder, the inner cylinder is arranged on the inner side of the outer cylinder, a separation channel is formed between the inner cylinder and the outer cylinder, and the water outlet groove is arranged in the separation channel.
According to the above aspect, preferably, the lower portion of the outer cylinder has an inwardly facing trapezoidal opening, the lower portion of the inner cylinder has an outwardly facing trapezoidal opening, and the trapezoidal opening is located above the trapezoidal opening.
According to the above technical means, preferably, the angle between the trapezoidal closing portion and the trapezoidal opening portion and the vertical plane is 30 to 80 °.
According to the above technical scheme, preferably, the tank body is a concrete tank body or a steel tank body.
According to the above technical solution, preferably, the external air source is a blower.
The utility model also discloses a low-energy-consumption assembly type rural sewage treatment method, which adopts the low-energy-consumption assembly type rural sewage treatment device and specifically comprises the following steps:
step 2, the sewage enters an aerobic zone and is fully aerated by an aeration mechanism, and the aerated sewage in the aerobic zone flows back to the sludge-water separation zone through a water hole at the bottom;
and 3, aerating the mixed liquid in the sludge-water separation zone, then ascending, ascending the mixed liquid through the outer side of the outer cylinder and the inner side of the inner cylinder, ascending the gas to the liquid level h2, breaking and discharging, ascending the sludge and the water along a separation channel between the outer cylinder and the inner cylinder, discharging the treated sewage through a water outlet tank, sliding the sludge along the trapezoidal closing-in of the outer cylinder, completing the three separation of the sludge, the water and the gas, and forming local reflux.
The utility model has the beneficial effects that:
(1) the utility model is divided into an anoxic zone, a mud-water separation zone and an aerobic zone through an integrated structure design, the liquid level is improved by utilizing the gas stripping of the anoxic zone to form a liquid level difference between the tank bodies, and the liquid level difference is utilized to form mixed liquid reflux to replace an internal reflux pump and an external reflux pump in the traditional process, thereby greatly saving the operation energy consumption and the equipment investment;
(2) the utility model adopts an assembled independent structure, is beneficial to engineering construction and improves the construction efficiency; each device inside can realize the hoisting installation of the tank top, and the engineering risk caused by the installation of the tank body is avoided; the subsequent equipment maintenance is convenient, and the equipment can be lifted out for necessary maintenance under the condition that the water is not precipitated in the pool;
(3) the installation of underwater power equipment is reduced, and the subsequent maintenance and repair cost is reduced.
Drawings
FIG. 1 shows a front view structural schematic according to an embodiment of the utility model;
FIG. 2 shows a schematic top view of an embodiment according to the utility model;
in the figure: 1. a tank body; 2. an aeration mechanism; 3. a mud-water separation mechanism; 4. an anoxic zone; 5. a mud-water separation zone; 6. an aerobic zone; 7. a stirring mechanism; 8. a water inlet; 9. a gas stripping tube; 10. a diversion trench; 11. a water outlet groove; 12. an outer cylinder; 13. an inner cylinder; 14. a separation channel; 15. a trapezoidal closing-in portion; 16. a trapezoidal opening.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the utility model, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the utility model.
As shown in the figure, the utility model provides a low-energy-consumption assembly type rural sewage treatment device, which comprises a tank body 1, an aeration mechanism 2 and a mud-water separation mechanism 3, wherein the aeration mechanism 2 and the mud-water separation mechanism 3 are detachably connected with the tank body 1; wherein the content of the first and second substances,
the tank body 1 is divided into an anoxic zone 4, a mud-water separation zone 5 and an aerobic zone 6 which are connected in series and the bottoms of which are communicated through water holes,
the bottom of the anoxic zone 4 is provided with a stirring mechanism 7, and the stirring mechanism 7 only adopts the existing stirring equipment;
the anoxic zone 4 is provided with a water inlet 8 for leading in sewage to be treated;
an air stripping pipe 9 is arranged in the anoxic zone 4, the air stripping pipe 9 is connected with an external air source, the sewage in the anoxic zone 4 is guided into a diversion trench 10, and the external air source is preferably a blower;
the aerobic zone 6 is connected with the anoxic zone 4 through a diversion trench 10;
the aeration mechanism 2 is arranged at the lower parts of the sludge-water separation zone 5 and the aerobic zone 6, and the aeration mechanism 2 can be formed by adopting the conventional common aeration equipment;
the mud-water separation mechanism 3 is arranged in the mud-water separation zone 5, the mud-water separation mechanism 3 is provided with a water outlet groove 11 communicated with the outside, the mud-water separation mechanism 3 comprises an outer cylinder 12 and an inner cylinder 13, the inner cylinder 13 is arranged on the inner side of the outer cylinder 12, a separation channel 14 is formed between the inner cylinder 13 and the outer cylinder 12, the water outlet groove 11 is arranged in the separation channel 14, the lower part of the outer cylinder 12 is provided with a trapezoidal closing part 15 facing towards the inner side, the lower part of the inner cylinder 13 is provided with a trapezoidal opening part 16 facing towards the outer side, the trapezoidal opening part 16 is positioned above the trapezoidal closing part 15, and the separation effect of sewage and sludge is effectively improved through the reducing design of the trapezoidal closing part 15 and the trapezoidal opening part 16.
According to the above embodiment, the angle between the trapezoidal mouth portion 15 and the trapezoidal mouth portion 16 and the vertical plane is preferably 30 to 80 °.
Furthermore, the tank body is a concrete tank body or a steel tank body, and has strong corrosion resistance.
The utility model also discloses a low-energy-consumption assembly type rural sewage treatment method, which adopts the low-energy-consumption assembly type rural sewage treatment device and specifically comprises the following steps:
step 2, the sewage enters an aerobic zone 6 and is fully aerated by an aeration mechanism 2, and the aerated sewage in the aerobic zone 6 flows back to a mud-water separation zone 5 through a water hole at the bottom due to the liquid level difference in different areas of the tank body;
the mixed liquid in the sludge-water separation zone 5 flows back to the anoxic zone 4 by utilizing the liquid level difference, and the sewage in the whole process realizes the backflow circulation of anoxic-aerobic-sludge-water separation, thereby completing the biochemical treatment of the sewage.
The utility model has the beneficial effects that:
(1) the utility model is designed by an integrated structure and is divided into an anoxic zone 4, a mud-water separation zone 5 and an aerobic zone 6, the anoxic zone 4 is used for improving the liquid level by air stripping to form a liquid level difference between the tank bodies, and the liquid level difference is used for forming mixed liquid reflux to replace an internal reflux pump and an external reflux pump in the traditional process, thereby greatly saving the operation energy consumption and the equipment investment;
(2) the utility model adopts an assembled independent structure, is beneficial to engineering construction and improves the construction efficiency; each device inside can realize the hoisting and installation of the tank top, thereby avoiding the engineering risk caused by the installation of the tank body; the subsequent equipment maintenance is convenient, and the equipment can be lifted out for necessary maintenance under the condition that the water is not precipitated in the pool;
(3) the installation of underwater power equipment is reduced, and the subsequent maintenance and repair cost is reduced.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be interpreted broadly, e.g. as a fixed connection, a detachable connection or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the utility model can be understood in specific cases to those of ordinary skill in the art.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the utility model, but not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (6)
1. A low-energy-consumption assembly type rural sewage treatment device is characterized by comprising a tank body, an aeration mechanism and a mud-water separation mechanism, wherein the aeration mechanism and the mud-water separation mechanism are detachably connected with the tank body;
the tank body is divided into an anoxic zone, a sludge-water separation zone and an aerobic zone which are connected in series and the bottoms of which are communicated through water holes,
the bottom of the anoxic zone is provided with a stirring mechanism;
the anoxic zone is provided with a water inlet;
an air stripping pipe is arranged in the anoxic zone, is connected with an external air source and guides the sewage in the anoxic zone into the diversion trench;
the aerobic zone is connected with the anoxic zone through a diversion trench;
the aeration mechanism is arranged at the lower parts of the mud-water separation area and the aerobic area;
the mud-water separation mechanism is arranged in the mud-water separation area and is provided with a water outlet groove communicated with the outside.
2. The rural sewage treatment plant of low energy consumption assembled of claim 1, characterized in that, the mud-water separation mechanism includes an outer cylinder and an inner cylinder, the inner cylinder is arranged at the inner side of the outer cylinder, and a separation channel is formed between the inner cylinder and the outer cylinder, the effluent trough is arranged in the separation channel.
3. The rural sewage treatment plant of claim 2, wherein the lower part of the outer cylinder is provided with a trapezoidal opening towards the inner side, the lower part of the inner cylinder is provided with a trapezoidal opening towards the outer side, and the trapezoidal opening is positioned above the trapezoidal opening.
4. The rural sewage treatment plant of claim 3, wherein the angle between the trapezoid closing part and the trapezoid opening part and the vertical plane is 30-80 °.
5. The low-energy consumption assembled rural sewage treatment plant according to claim 4, wherein the tank body is a concrete tank body or a steel tank body.
6. The low energy consumption assembled rural sewage treatment plant of claim 4, wherein the external gas source is a blower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122751235.2U CN216191396U (en) | 2021-11-10 | 2021-11-10 | Rural sewage treatment plant of low energy consumption assembled |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122751235.2U CN216191396U (en) | 2021-11-10 | 2021-11-10 | Rural sewage treatment plant of low energy consumption assembled |
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| CN216191396U true CN216191396U (en) | 2022-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122751235.2U Active CN216191396U (en) | 2021-11-10 | 2021-11-10 | Rural sewage treatment plant of low energy consumption assembled |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113912186A (en) * | 2021-11-10 | 2022-01-11 | 天津壹新环保工程有限公司 | Low-energy-consumption assembly type rural sewage treatment device and method |
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2021
- 2021-11-10 CN CN202122751235.2U patent/CN216191396U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113912186A (en) * | 2021-11-10 | 2022-01-11 | 天津壹新环保工程有限公司 | Low-energy-consumption assembly type rural sewage treatment device and method |
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