CN216106237U - Integral carbon steel sewage treatment device - Google Patents
Integral carbon steel sewage treatment device Download PDFInfo
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- CN216106237U CN216106237U CN202122945814.0U CN202122945814U CN216106237U CN 216106237 U CN216106237 U CN 216106237U CN 202122945814 U CN202122945814 U CN 202122945814U CN 216106237 U CN216106237 U CN 216106237U
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Abstract
The utility model discloses an integral carbon steel sewage treatment device which comprises a carbon steel box body, wherein an anaerobic tank, an anoxic tank, an aerobic tank, a sedimentation tank, an intermediate tank, a clean water tank and a device room are sequentially arranged on the carbon steel box body from left to right, aeration matrixes are arranged at the bottoms of the aerobic tank and the intermediate tank, a sludge reflux pump, a dosing device, a sand filter, an ultraviolet sterilizer and an air blower are arranged in the device room, the air blower is connected with the aeration matrixes, the dosing device is connected to the sedimentation tank and the aerobic tank, and the output end of the sand filter is connected with the ultraviolet sterilizer. According to the utility model, through the A2/O process, good synchronous removal of organic matters, nitrogen removal and phosphorus removal is achieved; through the nitrifying liquid backwash pump of good oxygen pond and the sludge backwash pump between equipment, reach difficult emergence mud inflation, the good effect of sludge settling nature, middle pond and clean water basin are connected with the sand filter through inlet tube and backwash inlet tube respectively, go out water stable in quality of water, and the filter effect is good, further improves sewage treatment effect, is fit for promoting.
Description
Technical Field
The utility model relates to the technical field of environment-friendly tools, in particular to integral carbon steel sewage treatment equipment.
Background
Carbon steel sewage treatment equipment, along with the rapid development of national socioeconomic, the construction scale of urban infrastructure is further enlarged, sewage treatment systems are gradually improved, and higher requirements are provided for the process technology of sewage treatment plants. The denitrification dephosphorization technology gradually becomes a research hotspot, and the process has the advantages that the same substrate can be used for simultaneously completing denitrification and dephosphorization, and carrying out advanced denitrification and phosphorus accumulation under the anoxic condition. Compared with the common denitrification and dephosphorization process, the denitrification and dephosphorization process has two main types of single sludge process and double sludge process, can save 30 to 50 percent of carbon source, reduce 30 percent of aeration quantity and reduce 50 percent of sludge output, and especially can treat sewage with low C/N.
Chinese patent (No. CN214495868U) discloses an integrated sewage treatment device, which comprises a box body, wherein a water inlet pipe is arranged on one side of the box body, a water outlet pipe is arranged on the other side of the box body, a device room, an aerobic treatment room, an anoxic treatment room and an anaerobic treatment room are sequentially arranged in the box body, and sewage flows into the anaerobic treatment room, the anoxic treatment room and the aerobic treatment room through the water inlet pipe, is treated and then is discharged through the water outlet pipe. The utility model discloses a sewage treatment device adopts the integrated design mode, with power part and sewage treatment part etc. all integrated in unified box, compact structure, small, occupation space is little, installation, maintenance are comparatively in the aspect of, swift.
The scheme still has some shortcomings in application, and because an aeration matrix is not arranged, the problem of sludge accumulation and bottom sedimentation is easy to occur, and simultaneously, because sewage contains a large amount of sludge, the situation that pipelines and pump bodies are blocked is easy to cause. Therefore, there is a need to further improve the integrity and utility of sewage treatment plants.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an integral carbon steel sewage treatment device, which mainly aims to overcome the defects in the prior art.
The technical scheme adopted by the utility model is as follows:
an integral carbon steel sewage treatment device comprises a carbon steel box body, wherein the carbon steel box body is sequentially provided with an anaerobic tank, an anoxic tank, an aerobic tank, a sedimentation tank, an intermediate tank, a clean water tank and a device room from left to right, the aerobic tank and the intermediate tank are provided with aeration matrixes, the bottom of the right side of the aerobic tank is provided with a nitrifying liquid reflux pump, the reflux pump is connected to the anoxic tank through a pipeline, the intermediate tank and the clean water tank are respectively provided with a first suction pump and a second suction pump, the device room is provided with a sludge reflux pump, a dosing device, a sand filter, an ultraviolet sterilizer and an air blower, the air blower is connected with the aeration matrixes through a pipeline, the input end of the sludge reflux pump is connected to the sedimentation tank, the output end of the sludge reflux pump is connected to the anaerobic tank, the anoxic tank and the aerobic tank, the dosing device is connected to the sedimentation tank and the aerobic tank through a pipeline, the first suction pump and the second suction pump are respectively connected with the sand filter, and the output end of the sand filter is connected with the ultraviolet sterilizer.
Furthermore, the anaerobic tank, the anoxic tank and the aerobic tank are uniformly provided with a rotational flow type water distributor.
Furthermore, a nitrifying liquid return pipe matrix is arranged at the bottom of the anoxic tank.
Furthermore, a plurality of micro aeration holes are uniformly distributed on the aeration matrix.
Furthermore, a sewage inlet is formed in the upper portion of the left side of the anaerobic tank.
Further, the output ends of the first suction pump, the second suction pump and the blower are each provided with a gate valve check valve assembly.
Furthermore, the sludge reflux pump and the dosing device are uniformly provided with ball valve assemblies.
Furthermore, the sand filter is respectively provided with a water inlet pipe and a backwashing water inlet pipe, the first suction pump is connected with the water inlet pipe, the second suction pump is connected with the backwashing water inlet pipe, and the water inlet pipe and the backwashing water inlet pipe are both provided with an electric valve and a pressure gauge.
As can be seen from the above description of the present invention, compared with the prior art, the present invention has the following advantages:
the utility model firstly sets an integrated anaerobic tank, an anoxic tank, an aerobic tank, a sedimentation tank, an intermediate tank, a clean water tank and an equipment room through a carbon steel box body, achieves good synchronous removal of organic matters, nitrogen and phosphorus through an A2/O (anaerobic-anoxic-aerobic) process, then respectively reflows nitrified liquid to the anoxic tank through a nitrified liquid reflow pump of the aerobic tank and a sludge reflow pump of the equipment room, reflows sludge of the sedimentation tank to the anaerobic tank, the anoxic tank and the aerobic tank, achieves the purposes of difficult sludge expansion and good sludge settleability, and can recycle residual sludge of the sedimentation tank as phosphate fertilizer; finally, the intermediate tank and the clean water tank are respectively connected with the sand filter through the water inlet pipe and the backwashing water inlet pipe, so that the stability of the effluent water quality is ensured, the filtering effect is good, the advantages of homogenizing small-particle filtering materials can be achieved, the good filtering effect is achieved, and the sewage treatment effect is further improved.
Drawings
Fig. 1 is a schematic structural view of the present invention.
FIG. 2 is a schematic structural view of a nitrification liquid reflux pipe matrix and an aeration matrix of the present invention.
Fig. 3 is a schematic diagram of the construction of the sand filter of the present invention.
Detailed Description
Embodiments of the present invention will be further described with reference to the accompanying drawings.
As shown in fig. 1 to 3, an integral carbon steel sewage treatment device comprises a carbon steel box body 1, wherein the carbon steel box body 1 is sequentially provided with an anaerobic tank 2, an anoxic tank 3, an aerobic tank 4, a sedimentation tank 5, an intermediate tank 6, a clean water tank 7 and a device room 8 from left to right, the aerobic tank 4 and the intermediate tank 6 are provided with an aeration matrix 9 at the bottom, a nitrifying liquid reflux pump 41 is arranged at the bottom of the right side of the aerobic tank 4, the reflux pump 41 is connected to the anoxic tank 4 through a pipeline, the intermediate tank 6 and the clean water tank 7 are respectively provided with a first suction pump 61 and a second suction pump 71, the device room 8 is provided with a sludge reflux pump 81, a dosing device 82, a sand filter 83, an ultraviolet sterilizer 84 and an air blower 85, the air blower 85 is connected with the aeration matrix 9 through a pipeline, the input end of the sludge reflux pump 81 is connected to the sedimentation tank 5, and the output end is connected to the anaerobic tank 2, The anoxic tank 3 and the aerobic tank 4, the dosing device 82 is connected to the sedimentation tank 5 and the aerobic tank 4 through a pipeline, the first suction pump 61 and the second suction pump 71 are respectively connected with the sand filter 83, and the output end of the sand filter 83 is connected with the ultraviolet sterilizer 84.
Furthermore, the anaerobic tank 2, the anoxic tank 3 and the aerobic tank 4 are uniformly provided with a rotational flow type water distributor 10.
Furthermore, a nitrifying liquid return pipe matrix 31 is distributed at the bottom of the anoxic pond 3.
Furthermore, the aeration matrix 9 is uniformly provided with a plurality of micro aeration holes 91.
Furthermore, a sewage inlet 21 is arranged at the upper part of the left side of the anaerobic tank 2.
Further, the output ends of the first suction pump 61, the second suction pump 62 and the blower 85 are provided with a gate valve check valve assembly 12.
Furthermore, the sludge reflux pump 81 and the dosing device 82 are uniformly provided with a ball valve assembly 13.
Furthermore, the sand filter 83 is provided with a water inlet pipe 86 and a backwash water inlet pipe 87 respectively, the first suction pump 61 is connected with the water inlet pipe 86, the second suction pump 71 is connected with the backwash water inlet pipe 87, and the water inlet pipe and the backwash water inlet pipe 87 of the water inlet pipe 86 are both provided with an electric valve 14 and a pressure gauge 15.
As can be seen from the above description of the present invention, compared with the prior art, the present invention has the following advantages:
the utility model firstly sets an integrated anaerobic tank, an anoxic tank, an aerobic tank, a sedimentation tank, an intermediate tank, a clean water tank and an equipment room through a carbon steel box body, achieves good synchronous removal of organic matters, nitrogen and phosphorus through an A2/O (anaerobic-anoxic-aerobic) process, then respectively reflows nitrified liquid to the anoxic tank through a nitrified liquid reflow pump of the aerobic tank and a sludge reflow pump of the equipment room, reflows sludge of the sedimentation tank to the anaerobic tank, the anoxic tank and the aerobic tank, achieves the purposes of difficult sludge expansion and good sludge settleability, and can recycle residual sludge of the sedimentation tank as phosphate fertilizer; finally, the intermediate tank and the clean water tank are respectively connected with the sand filter through the water inlet pipe and the backwashing water inlet pipe, so that the stability of the effluent water quality is ensured, the filtering effect is good, the advantages of homogenizing small-particle filtering materials can be achieved, the good filtering effect is achieved, and the sewage treatment effect is further improved.
The above description is only an embodiment of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modifications of the present invention using this concept shall fall within the scope of infringing the present invention.
Claims (8)
1. The utility model provides an integral carbon steel sewage treatment device which characterized in that: comprises a carbon steel box body, the carbon steel box body is sequentially provided with an anaerobic tank, an anoxic tank, an aerobic tank, a sedimentation tank, an intermediate tank, a clean water tank and a device room from left to right, the aerobic tank and the intermediate tank bottom are provided with an aeration matrix, the right bottom of the aerobic tank is provided with a nitrifying liquid reflux pump, the reflux pump is connected with the anoxic tank through a pipeline, the intermediate tank and the clean water tank are respectively provided with a first suction pump and a second suction pump, the device room is provided with a sludge reflux pump, a dosing device, a sand filter, an ultraviolet sterilizer and an air blower, the air blower is connected with the aeration matrix through a pipeline, the input end of the sludge reflux pump is connected with the sedimentation tank, the output end of the sludge reflux pump is connected with the anaerobic tank, the anoxic tank and the aerobic tank, the dosing device is connected with the sedimentation tank and the aerobic tank through a pipeline, the first suction pump and the second suction pump are respectively connected with the sand filter, the output end of the sand filter is connected with the ultraviolet sterilizer.
2. An integral carbon steel sewage treatment plant according to claim 1 characterised in that: and the anaerobic tank, the anoxic tank and the aerobic tank are uniformly provided with a spiral-flow type water distributor.
3. An integral carbon steel sewage treatment plant according to claim 1 characterised in that: and a nitrifying liquid return pipe matrix is distributed at the bottom of the anoxic tank.
4. An integral carbon steel sewage treatment plant according to claim 1 characterised in that: the aeration matrix is uniformly provided with a plurality of micro aeration holes.
5. An integral carbon steel sewage treatment plant according to claim 1 characterised in that: and a sewage inlet is formed in the upper part of the left side of the anaerobic tank.
6. An integral carbon steel sewage treatment plant according to claim 1 characterised in that: the output ends of the first suction pump, the second suction pump and the blower are all provided with a gate valve check valve assembly.
7. An integral carbon steel sewage treatment plant according to claim 1 characterised in that: the sludge reflux pump and the dosing device are uniformly provided with ball valve assemblies.
8. An integral carbon steel sewage treatment plant according to claim 1 characterised in that: the sand filter is provided with a water inlet pipe and a backwashing water inlet pipe respectively, the first suction pump is connected with the water inlet pipe, the second suction pump is connected with the backwashing water inlet pipe, and the water inlet pipe and the backwashing water inlet pipe are provided with an electric valve and a pressure gauge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122945814.0U CN216106237U (en) | 2021-11-29 | 2021-11-29 | Integral carbon steel sewage treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122945814.0U CN216106237U (en) | 2021-11-29 | 2021-11-29 | Integral carbon steel sewage treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216106237U true CN216106237U (en) | 2022-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122945814.0U Active CN216106237U (en) | 2021-11-29 | 2021-11-29 | Integral carbon steel sewage treatment device |
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| CN (1) | CN216106237U (en) |
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2021
- 2021-11-29 CN CN202122945814.0U patent/CN216106237U/en active Active
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