CN218893529U - Aerobic stripping reflux sewage treatment device - Google Patents
Aerobic stripping reflux sewage treatment device Download PDFInfo
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- CN218893529U CN218893529U CN202223443150.9U CN202223443150U CN218893529U CN 218893529 U CN218893529 U CN 218893529U CN 202223443150 U CN202223443150 U CN 202223443150U CN 218893529 U CN218893529 U CN 218893529U
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- diversion channel
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- sewage 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 discloses an aerobic stripping reflux sewage treatment device, which comprises a device body and a central diversion channel, wherein a horn-shaped diversion cover is arranged at the bottom of the central diversion channel; an aeration device is arranged below the horn-shaped air guide sleeve to form an aerobic zone, and a water inlet pipe is arranged corresponding to the aeration device and communicated with the horn-shaped air guide sleeve; baffles are arranged on two sides of the central diversion channel, a backflow diversion channel is formed between the baffles and the central diversion channel, and the central diversion channel is communicated with the backflow diversion channel to form an anoxic zone; a filtering inclined tube mechanism is arranged between the baffle plate and the device body, a sludge sedimentation area is formed between the filtering inclined tube mechanism and the horn-shaped air guide sleeve, and a sludge backflow slot is arranged between the horn-shaped air guide sleeve and the device body. According to the utility model, the partitions are reasonably arranged in the limited space, so that different types of microorganisms can grow in the corresponding areas, the sewage treatment capacity is promoted, the occupied area of the device is small, and the volume utilization rate is high.
Description
Technical Field
The utility model relates to the technical field of sewage treatment, in particular to an aerobic stripping reflux sewage treatment device.
Background
The biochemical method is the most economical method in the field of sewage treatment, and is often used in combination with other physical and chemical modes in practical application, so as to achieve the aim of removing pollutants. At the rear end of the conventional biochemical process, a sedimentation tank with a large floor area is often required for sedimentation of sludge, the overall floor area is large, and the sewage treatment efficiency is low.
Disclosure of Invention
In order to overcome the technical problems, the utility model discloses an aerobic stripping reflux sewage treatment device.
The technical scheme adopted by the utility model for achieving the purpose is as follows:
an aerobic stripping reflux sewage treatment device comprises a device body and a central diversion channel arranged in the device body, wherein a horn-shaped diversion cover is arranged at the bottom of the central diversion channel;
an aeration device is arranged below the horn-shaped air guide sleeve to form an aerobic zone, and a water inlet pipe is arranged corresponding to the aeration device and communicated with the horn-shaped air guide sleeve;
baffles are obliquely downwards arranged at a certain angle on two sides of the central diversion channel, a backflow diversion channel is formed between the baffles and the central diversion channel, and the central diversion channel is communicated with the backflow diversion channel to form an anoxic zone;
a filtering inclined tube mechanism is arranged between the baffle plate and the device body, a sludge sedimentation area is formed between the filtering inclined tube mechanism and the horn-shaped air guide sleeve, and a sludge backflow seam is arranged between the horn-shaped air guide sleeve and the device body.
The good oxygen extraction reflux sewage treatment device is characterized in that the top of the baffle plate is higher than the top of the central diversion channel.
In the good oxygen extraction reflux sewage treatment device, the inner diameter of the reflux diversion channel is gradually increased from top to bottom.
In the good oxygen extraction and backflow sewage treatment device, the bottom of the baffle plate is provided with a diversion angle corresponding to the horn-shaped diversion cover.
The good oxygen extraction reflux sewage treatment device is characterized in that a scum discharge pipeline is communicated with the top of the central diversion channel.
The good oxygen extraction reflux sewage treatment device is characterized in that a water collecting area is formed between the upper part of the filtering inclined tube mechanism and the device body.
The good oxygen extraction and backflow sewage treatment device is characterized in that an overflow groove is arranged at the upper part of the water collecting area.
The good oxygen extraction reflux sewage treatment device comprises a filtering inclined tube mechanism and a sewage treatment device, wherein the filtering inclined tube mechanism comprises a plurality of groups of inclined tubes which are arranged in parallel, filtering fillers are filled in the inclined tubes, and the inclined tubes are communicated with the sludge sedimentation zone and the water collecting zone.
The good oxygen extraction reflux sewage treatment device, wherein the installation inclination angle of the inclined tube is 55-75 degrees.
The good oxygen extraction reflux sewage treatment device, wherein the distance between the aeration device and the bottom of the device body is 180-300 mm.
The beneficial effects of the utility model are as follows: the aerobic zone, the anoxic zone, the sludge sedimentation zone and the water collecting zone are reasonably divided and arranged in the limited space, so that different kinds of microorganisms can grow and decompose in the corresponding areas, the synchronous treatment effects of aerobic, anoxic, sedimentation and water outlet are optimized, the sewage treatment capacity is promoted, the occupied area of the device is small, and the volume utilization rate is high.
Drawings
The utility model will be further described with reference to the drawings and examples.
Fig. 1 is a schematic cross-sectional view of the structure of the present utility model.
Detailed Description
The present utility model will be further illustrated by the following specific examples, so that the technical solution of the present utility model can be understood and grasped more easily, and the present utility model is not limited thereto.
Examples: referring to fig. 1, the aerobic stripping reflux sewage treatment device provided in this embodiment includes a device body 1, and a central diversion channel 2 arranged in the device body 1, wherein a horn-shaped diversion cover 3 is arranged at the bottom of the central diversion channel 2;
an aeration device 4 is arranged below the horn-shaped air guide sleeve 3 to form an aerobic zone, and a water inlet pipe 5 is arranged corresponding to the aeration device 4 and communicated with the horn-shaped air guide sleeve 3; specifically, the aerobic zone is rich in aerobic microorganisms;
baffle plates 6 are obliquely downwards arranged at a certain angle on two sides of the central diversion channel 2, a backflow diversion channel 7 is formed between the baffle plates 6 and the central diversion channel 2, and the central diversion channel 2 is communicated with the backflow diversion channel 7 to form an anoxic zone; in particular, the anoxic zone is enriched with anoxic microorganisms;
a filtering inclined tube mechanism 8 is arranged between the baffle plate 6 and the device body 1, a sludge sedimentation area is formed between the filtering inclined tube mechanism 8 and the horn-shaped air guide sleeve 3, and a sludge backflow slot 9 is arranged between the horn-shaped air guide sleeve 3 and the device body 1.
Specifically, through reasonable division setting in limited space aerobic zone, anoxic zone, mud subsidence district and water collecting zone, realize that different kinds of microorganism grows and microorganism decomposes in corresponding district, optimize good oxygen, anoxic, sediment and the synchronous treatment effect of play water, promote the throughput to sewage, the device area is little, and volume utilization is high.
Preferably, the top of the baffle plate 6 is higher than the top of the central diversion channel 2, so as to ensure that sewage after being acted by anoxic microorganisms smoothly enters the backflow diversion channel 7, and avoid the influence of random overflow of sewage on the treatment effect.
Preferably, the inner diameter of the backflow diversion channel 7 is gradually increased from top to bottom, so that a structure with narrow top and wide bottom is formed, water flow is effectively buffered, and the sedimentation effect is improved.
Preferably, a flow guiding angle 10 is arranged at the bottom of the baffle plate 6 corresponding to the horn-shaped flow guiding cover 3, and the flow guiding angle 10 effectively avoids the phenomenon of local short flow of sewage in the backflow flow guiding channel 7.
Preferably, a scum discharge pipeline 11 is arranged at the top of the central diversion channel 2 in a communicating manner; when the activity of the sludge in the biochemical system is poor, a large amount of scum is easily accumulated on the upper part of the central diversion channel 2, and the scum is timely discharged through the scum discharge pipeline 11, so that the old sludge is ensured to be timely replaced, the activity of the sludge is maintained, the removal efficiency of pollutants is improved, and the conditions of water turbidity and the like caused by the scum are effectively avoided.
Preferably, a water collecting area is formed between the upper part of the filtering inclined tube mechanism 8 and the device body 1, and an overflow groove 12 is arranged at the upper part of the water collecting area; the supernatant filtered by the filtering inclined pipe mechanism 8 enters the water collecting area and flows out of the overflow groove.
Preferably, the filtering inclined tube mechanism 8 comprises a plurality of groups of inclined tubes which are arranged in parallel, filtering fillers are filled in the inclined tubes, and the inclined tubes are communicated with the sludge sedimentation zone and the water collecting zone; specifically, the inclined tube is installed at an inclination angle of 55-75 degrees.
Preferably, the aeration device 4 is spaced 180-300 mm from the bottom of the device body 1.
The utility model comprises the following steps when in operation:
(1) Sewage to be treated flows into the horn-shaped air guide sleeve 3 through the water inlet pipe 5 so as to realize sewage water inlet operation;
(2) Aeration is carried out by the aeration device 4 to provide oxygen for aerobic microorganisms, the aerobic microorganisms carry out aerobic reaction treatment on sewage, and simultaneously, gas is rolled in the horn-shaped air guide sleeve 3 to form gas upflow so as to drive the sewage treated by the aerobic microorganisms to enter the central guide channel 2, thereby realizing primary sewage treatment;
(3) When sewage flows through the top of the central diversion channel 2, anoxic microorganisms perform anoxic reaction treatment on the sewage so as to realize secondary sewage treatment;
(4) The sewage treated by anoxic microorganisms enters the sludge sedimentation zone through the backflow diversion channel 7, the filtering inclined tube mechanism 8 filters and precipitates the sewage due to water body extrusion, the supernatant enters the water collecting zone and flows out of the overflow tank, and the sludge precipitate is settled to the aerobic zone through the sludge backflow seam 9 so as to realize sedimentation and water outlet operation.
The utility model has reasonable and ingenious design, realizes the growth and microbial decomposition of different types of microorganisms in the corresponding areas by reasonably dividing and arranging the aerobic area, the anoxic area, the sludge sedimentation area and the water collecting area in a limited space, optimizes the synchronous treatment effect of aerobic, anoxic, sedimentation and effluent, promotes the treatment capacity of sewage, and has small occupied area and high volume utilization rate.
The above description is only of the preferred embodiment of the present utility model, and is not intended to limit the present utility model in any way. Any person skilled in the art can make many possible variations and modifications to the technical solution of the present utility model or modifications to equivalent embodiments using the technical means and technical contents disclosed above without departing from the scope of the technical solution of the present utility model. Therefore, all equivalent changes according to the shape, structure and principle of the present utility model should be covered in the protection scope of the present utility model.
Claims (10)
1. The aerobic stripping reflux sewage treatment device is characterized by comprising a device body and a central diversion channel arranged in the device body, wherein a horn-shaped diversion cover is arranged at the bottom of the central diversion channel;
an aeration device is arranged below the horn-shaped air guide sleeve to form an aerobic zone, and a water inlet pipe is arranged corresponding to the aeration device and communicated with the horn-shaped air guide sleeve;
baffles are obliquely downwards arranged at a certain angle on two sides of the central diversion channel, a backflow diversion channel is formed between the baffles and the central diversion channel, and the central diversion channel is communicated with the backflow diversion channel to form an anoxic zone;
a filtering inclined tube mechanism is arranged between the baffle plate and the device body, a sludge sedimentation area is formed between the filtering inclined tube mechanism and the horn-shaped air guide sleeve, and a sludge backflow seam is arranged between the horn-shaped air guide sleeve and the device body.
2. The aerobic reflux sewage treatment device according to claim 1, wherein the top of the baffle is higher than the top of the central diversion channel.
3. The apparatus of claim 2, wherein the internal diameter of the return flow channel increases from top to bottom.
4. The apparatus of claim 3, wherein the bottom of the baffle plate is provided with a deflector angle corresponding to the horn-shaped deflector.
5. The apparatus according to claim 4, wherein a scum-discharging pipeline is arranged at the top of the central diversion channel in a communicated manner.
6. The apparatus according to claim 5, wherein a water collecting area is formed between the upper part of the filtering inclined tube mechanism and the apparatus body.
7. The apparatus according to claim 6, wherein an overflow trough is provided at an upper portion of the water collection area.
8. The aerobic reflux sewage treatment device according to claim 7, wherein the filtering inclined tube mechanism comprises a plurality of groups of inclined tubes which are arranged in parallel, filtering fillers are filled in the inclined tubes, and the inclined tubes are communicated with the sludge sedimentation zone and the water collecting zone.
9. The apparatus according to claim 8, wherein the inclined pipe is installed at an inclination angle of 55 to 75 °.
10. The aerobic reflux sewage treatment device according to claim 9, wherein the distance between the aeration device and the bottom of the device body is 180-300 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223443150.9U CN218893529U (en) | 2022-12-21 | 2022-12-21 | Aerobic stripping reflux sewage treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223443150.9U CN218893529U (en) | 2022-12-21 | 2022-12-21 | Aerobic stripping reflux sewage treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218893529U true CN218893529U (en) | 2023-04-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223443150.9U Active CN218893529U (en) | 2022-12-21 | 2022-12-21 | Aerobic stripping reflux sewage treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218893529U (en) |
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2022
- 2022-12-21 CN CN202223443150.9U patent/CN218893529U/en active Active
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