CN115849628A - Comprehensive sewage multi-effect grading treatment system and treatment effect monitoring method - Google Patents

Abstract

The invention relates to the technical field of sewage treatment, in particular to a comprehensive sewage multi-effect grading treatment system and a treatment effect monitoring method. When the comprehensive multi-effect sewage grading treatment system is used for treating mud-containing heavy sewage, the sewage settling unit is arranged, and the filter residue discharging mechanism on the sewage settling unit is used for filtering larger particles such as impurities and leaves in the entering mud.

Description

Comprehensive sewage multi-effect grading treatment system and treatment effect monitoring method

Technical Field

The invention relates to the technical field of sewage treatment, in particular to a novel system capable of realizing graded multi-effect treatment on heavy mud-containing sewage and a method for monitoring and analyzing treatment effect, and particularly relates to a comprehensive sewage multi-effect graded treatment system and a method for monitoring treatment effect.

Background

Due to production requirements, industrial enterprises can generate and discharge a large amount of sewage every day, the sewage usually contains a large amount of organic substances and heavy metals, if the sewage is not treated or is not treated to reach the standard, the sewage is discharged into the external river channel environment to pollute surrounding land and water source areas, and the living environment of people is seriously influenced.

At present along with environmental protection dynamics greatly impels, general enterprise all can discharge after handling sewage effectively in present industrial production, and the process steps of handling sewage among the prior art mainly include: the traditional treatment process can play a certain purifying role in the treatment of common sewage, but when the sewage contains more granular impurities and organic matters, and the content of heavy metals seriously exceeds the standard, the treatment steps can not achieve better treatment effect.

In addition, there are new wastewater treatment processes and systems known in the art. For example, in patent document CN200610011946.3, it discloses a deep-tank aeration sewage ecological treatment method, the main steps include sewage ecological treatment tank and aeration system, the sewage ecological treatment tank is divided into aeration zone and water outlet zone, the aeration system includes blower, main air pipe, aerator, branch air pipe, characterized in that the aeration zone is divided into aeration zone one, aeration zone two and aeration zone three, the aerators in the aeration zone one, aeration zone two and aeration zone three are arranged from dense to sparse, the aerators in the aeration zone one are arranged in high density, the area of aeration zone one occupies 15% -25% of the area of sewage ecological treatment tank, the aerators in aeration zone two and aeration zone three are grouped.

As can be seen from the above patent documents, the method for ecologically treating sewage mainly utilizes the first aeration zone, the second aeration zone and the third aeration zone to increase the aeration time, and further cooperates with the subsequent disinfection and dephosphorization and then discharge, and the method only increases the aeration time, and is not greatly improved in the treatment of harmful substances in the whole sewage, and is not suitable for the treatment of heavy sewage as a whole.

For another example, patent document No. CN201810437513.7 discloses a method for treating sewage in a sewage tank, which mainly comprises the steps of adding a flocculating agent into the sewage, after sufficient precipitation, putting the sewage in the sewage tank into a water hyacinth planting tank, standing for a period of time, putting the sewage into an oxidation tank, putting an oxidizing agent into the oxidation tank, standing for a period of time, allowing the sewage to pass through a zeolite layer, and then passing through an activated carbon fiber filter screen to obtain purified water.

The above patent documents describe that the method for treating sewage in a sewage tank mainly comprises the steps of adding a flocculating agent, purifying the sewage by using a water hyacinth planting tank, and then filtering to obtain pure water, and the method has poor treatment effect on severe sewage and cannot meet the requirement of purity.

Therefore, the invention provides a novel system and a method special for multistage and multiple-effect treatment of heavy mud-containing sewage and a method for monitoring water quality in the treatment process and the treatment process, so as to better solve the problems in the prior art.

Disclosure of Invention

In order to solve one of the technical problems, the invention adopts the technical scheme that: synthesize sewage multiple-effect classification system, including the sewage sedimentation unit the sub-unit connection of sewage sedimentation unit has a row's mud pipe way of taking the pump, the end-to-end connection of row's mud pipe way has a mud-water screen to leave the device, the mud-water screen is used for realizing the mud-water separation to the lower floor's mud that subsides in the sewage sedimentation unit after formation and is handled the sewage drainage pipeline of taking the pump is installed on the upper portion of sewage sedimentation unit, the end-to-end connection of sewage drainage pipeline has a sewage multidimension to synthesize the aeration and decomposes the subassembly, the pond that sinks is connected to the low reaches of subassembly is synthesized to the sewage multidimension, the purification supernatant of the pond that sinks in the low reaches flows in the water purification unit in low reaches through the clean water pipeline the sedimentary mud liquid of pond lower part of sinking is carried extremely the mud-water screen carries out the degree of depth separation and handles.

It is preferred in any preceding scheme, sewage sedimentation unit includes a sewage sedimentation tank the upper portion of sewage sedimentation tank installs a filter residue slag extractor, filter residue slag extractor is arranged in filtering the slag charge that enters into in the mud-containing sewage in the sewage sedimentation tank one side of sewage sedimentation tank installs a slag charge collecting device a location riser is installed at the top of sewage sedimentation tank fixed mounting has a vertical locating frame on the location riser install the lead screw slider mechanism of a vertical setting in the vertical locating frame fixed mounting has a riser that absorbs water on the lift slider of lead screw slider mechanism the top of riser that absorbs water the top fixed mounting of location riser has one sewage drainage pipeline, the riser that absorbs water with connect through the flexible pipe connection of ripple between the sewage drainage pipeline.

In any of the above schemes, preferably, the sewage multidimensional comprehensive aeration decomposition component comprises an aeration tank, a double-shaft reverse linkage rotary stirring mechanism is installed in the aeration tank, the left end of the double-shaft reverse linkage rotary stirring mechanism movably extends out of the aeration tank and is connected with a double-shaft driving mechanism, the double-shaft driving mechanism is used for driving the double-shaft reverse linkage rotary stirring mechanism to realize coaxial bidirectional reverse stirring of sewage in the aeration tank, and the right end of the double-shaft reverse linkage rotary stirring mechanism movably extends out of the outer side of the aeration tank and is connected with an oxygen supply component.

In any of the above schemes, preferably, the double-shaft reverse-linkage rotary stirring mechanism comprises a fixed U-shaped seat, a bearing seat is respectively and fixedly installed at the top of the U-shaped seat, an inner rotating shaft is movably inserted into the bearing seat at the left side, the right end of the inner rotating shaft movably extends into the aeration tank and movably passes through the right end of the aeration tank in a sealing manner, an inner drive bevel gear is coaxially fixed on the inner rotating shaft between the two bearing seats, a hollow gear pipe is movably sleeved on the outer side wall of the inner rotating shaft at the right side of the inner drive bevel gear, an outer drive bevel gear is integrally formed on the outer side wall at the left end of the hollow gear pipe, the outer drive bevel gear and the inner drive bevel gear are symmetrically arranged, a central drive bevel gear meshed with the inner drive bevel gear is arranged below the inner drive bevel gear and the outer drive bevel gear, the central driving bevel gear drives the inner driving bevel gear and the outer driving bevel gear to realize coaxial reverse rotation, the right end of the hollow gear pipe movably penetrates out of the bearing seat at the corresponding position and movably and hermetically extends to the inside of the steam exposure pool, a left end forward stirrer is fixedly connected to the outer side wall of the right end of the hollow gear pipe on the inner side of the steam exposure pool integrally, a right end reverse stirrer is fixed to the outer side wall of the inner rotating shaft on the right side of the left end forward stirrer, the left end forward stirrer and the right end reverse stirrer move synchronously and reversely and are matched to realize stirring and aeration of sewage in the steam exposure pool, and a central gear shaft at the bottom of the central driving bevel gear movably penetrates out of the bottom of the U-shaped seat and is connected with the output end of the double-shaft driving mechanism.

Preferably in any one of the above schemes, the double-shaft driving mechanism comprises a servo driving motor fixedly installed on the outer side wall of the left end of the aeration tank, a fixedly arranged bevel gear reducer is installed at the output shaft end of the servo driving motor, the output end of the bevel gear reducer is connected with the central gear shaft at the corresponding position, and the servo driving motor drives the left end forward stirrer and the right end reverse stirrer to realize synchronous reverse rotation stirring inside the aeration tank so as to achieve the purpose of rapid aeration of sewage in the tank.

Preferably in any of the above schemes, the left end forward stirrer and the right end reverse stirrer are rotary stirrers with the same structure, each rotary stirrer comprises a rotary disc fixed on the outer side wall of the right end of the hollow gear tube or on the outer side wall of the inner rotating shaft, and a plurality of rotary stirring teeth are fixedly mounted on the outer side wall of the rotary disc at uniform intervals along the circumference of the rotary disc.

Preferably in any of the above schemes, the oxygen supply assembly includes a rigid air inlet pipe movably and hermetically inserted at the end of the hollow cavity of the inner rotating shaft, the right end of the rigid air inlet pipe is fixedly arranged, the right end of the rigid air inlet pipe is connected with an external oxygen source through an air guide pipeline, the left end of the hollow cavity of the inner rotating shaft extends to the position of the left forward stirrer, a plurality of high-pressure aeration nozzles are sequentially arranged on the outer side wall of the inner rotating shaft between the left forward stirrer and the right reverse stirrer at intervals along the circumference and the length direction of the outer side wall, the inside of each high-pressure aeration nozzle is communicated with the inside of the hollow cavity of the inner rotating shaft, and when the external oxygen source supplies air, oxygen can be rapidly sprayed to the sewage in the aeration tank by each high-pressure aeration nozzle.

In any of the above schemes, preferably, the outlet ends of the high-pressure aeration nozzles located at the left side of the center of the aeration tank are respectively arranged towards the left-end forward stirrers at the corresponding positions, and the outlet ends of the high-pressure aeration nozzles located at the right side of the center of the aeration tank are respectively arranged towards the right-end reverse stirrers at the corresponding positions.

In any of the above schemes, preferably, the water purification unit includes a plurality of terminal water purification units arranged in parallel, a branch water purification control valve is installed on a branch pipeline where each of the terminal water purification units is located, and each of the branch pipelines is connected with the water purification pipeline through a plurality of ways.

Preferably, in any of the above schemes, the slurry separation device includes an external fixed cylinder, an internal rotating screen cylinder is installed in an inner cavity of the external fixed cylinder in a matching manner, an upper end of the internal rotating screen cylinder movably and hermetically penetrates through an upper end cover of the external fixed cylinder, a hollow feeding plug is fixed in an inner cavity of the upper portion of the internal rotating screen cylinder in an internal thread manner, the upper portion of the internal rotating screen cylinder is fixedly connected with a centrifugal motor through a belt driving part, the hollow feeding plug realizes feeding through a central slurry feeding hole formed in the center of the hollow feeding plug, a T-shaped plug is arranged in a cavity of the internal rotating screen cylinder below the hollow feeding plug, the top of the T-shaped plug is fixedly connected with the bottom of the hollow feeding plug through a plurality of stand columns, a hollow slurry discharge pipe is movably and movably inserted in a cavity of the internal rotating screen cylinder below the T-shaped plug, the bottom of the slurry discharge pipe movably and hermetically penetrates through the internal rotating screen cylinder and the lower end cover of the external fixed cylinder, a water liquid discharge disc is fixedly connected with two lifting water outlet ports of the slurry discharge disc, and a lifting water discharge disc is arranged at two ends of the two lifting water outlet cylinders, and a lifting water outlet disc is fixedly connected with the bottom of the slurry discharge disc, and a lifting water outlet cylinder.

In any of the above schemes, preferably, the secondary water purification device includes a vertical water purification module, the bottom of the water liquid outlet is connected to the water inlet end of the vertical water purification module, the bottom of the vertical water purification module is provided with a water purification outlet end and a wastewater outlet end, and the water purification outlet end and the wastewater outlet end are both connected to a downstream water treatment pipeline.

The invention also provides a method for monitoring the sewage treatment effect by utilizing the comprehensive sewage multi-effect graded treatment system, wherein the comprehensive sewage multi-effect graded treatment system comprises the following steps:

s1: introducing mud-containing heavy sewage to be treated into the sewage settling unit;

s2: the sewage settling unit receives sewage and utilizes a residue filtering and discharging mechanism to realize pre-residue-discharging and filtering on the incoming sewage, filtered slag is sent into a slag collecting device, filtered mud-containing sewage is subjected to standing settling and layering inside the sewage settling tank, the upper layer is supernatant, and the lower layer is slurry;

s3: supernatant in the sewage settling tank is conveyed downstream through a water absorption vertical pipe and enters the inside of the sewage multi-dimensional comprehensive aeration decomposition component;

s4: the mud on the lower layer in the sewage sedimentation tank is sent into a mud-water screening device through a mud discharge pipeline;

s5: the sewage entering the inside of the sewage multidimensional comprehensive aeration decomposition component realizes multi-effect aeration decomposition inside an aeration tank inside the sewage multidimensional comprehensive aeration decomposition component;

s6: in the multi-effect aeration decomposition process in the aeration tank, a proper amount of aerobic microbial liquid is required to be discontinuously added into the aeration tank to ensure the effect of aeration treatment decomposition on sewage;

s7: when aeration treatment is carried out in an aeration tank of the sewage multidimensional comprehensive aeration decomposition component by utilizing a double-shaft reverse linkage rotary stirring mechanism, samples need to be intermittently taken from the aeration tank and sent to an external water quality detection system for water quality detection;

s8: discharging the water liquid after the water quality is qualified through detection to a final sedimentation tank;

s9: directly conveying the supernatant liquid standing in the final sedimentation tank to a water purification unit for tail end purification treatment;

s10: the mud liquid deposited at the lower part of the final sedimentation tank is conveyed to the inlet end of the mud-water screening device through a pipeline and enters the mud-water screening device together with the mud conveyed by the upstream mud discharge pipeline, and the centrifugal separation of mud and water is completed in the mud-water screening device;

s11: the sludge dewatered and separated by the sludge-water separating device is conveyed to a downstream process for sludge drying treatment; the separated water liquid completes water purification treatment in a vertical water purification module of the secondary water purification device and respectively conveys purified water and wastewater to the downstream;

s12: and a tail end water quality monitoring system is configured at a tail end purified water output end of the system to monitor whether the treated water quality reaches the standard, and when the water quality reaches the standard, the water liquid is discharged outwards, otherwise, the water liquid is conveyed into the aeration tank again to be aerated and added with chemicals for treatment again until the water quality monitoring is qualified.

In any of the above schemes, preferably, a water quality monitoring sensor is further installed in the aeration tank in step S7, the water quality monitoring sensor is in signal connection with an external water quality detection system, and the water quality data in the aeration tank is collected by the water quality monitoring sensor to realize real-time monitoring of the water quality of the aeration treatment.

Compared with the prior art, the invention has the following beneficial effects:

1. this synthesize sewage multiple effect classification system adopts and has set up the sewage sedimentation unit and utilize the filter residue slag extractor mechanism above that to realize filtering the great granule such as impurity, leaf in the mud that gets into when handling containing mud heavy sewage, smoothness nature when guaranteeing follow-up sludge treatment, and the supernatant sewage after the inside settlement of standing of sewage sedimentation unit can realize the height of accurate control water uptake riser under the effect of screw slider mechanism simultaneously to guarantee the quick flowing back of supernatant after the standing effectively.

2. The supernatant sewage separated by standing enters the inside of the sewage multi-dimensional comprehensive aeration decomposition component, so that bidirectional multi-stirring type multi-stage aeration and oxygen treatment can be realized, and meanwhile, liquid medicine and corresponding aerobic bacterial liquid are added during aeration, so that the sewage can be effectively decomposed, the content of organic matters and relatively harmful substances in the water is reduced, and the quality of the water is ensured.

3. The residue filtering and discharging mechanism arranged before sewage water inlet can filter the residue of the mud-containing sewage, and can simultaneously scrape and discharge when the tail end residue outlet is opened, so that the material discharging effect is improved.

4. The parallel tail-end water purification units arranged in the water purification unit can ensure the efficiency of water purification treatment, meanwhile, each tail-end water purification unit adopts a mutually independent parallel structure to ensure that only part of tail-end water purification units are started to operate when the tail-end water purification units are started, the operation of other tail-end water purification units cannot be influenced when some tail-end water purification units break down, the tail-end water purification units can be used as spare parts, and the normal operation of the whole water purification unit cannot be influenced when the damaged tail-end water purification units are maintained.

Drawings

In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or components are generally identified by like reference numerals. In the drawings, elements or components are not necessarily drawn to scale.

Fig. 1 is a schematic diagram of the overall layout structure of the present invention.

Fig. 2 is a schematic structural diagram of the present invention.

Fig. 3 is a schematic structural view of a sewage settling unit of the present invention.

FIG. 4 is a schematic structural diagram of the multi-dimensional integrated aeration decomposition assembly for sewage water of the present invention.

FIG. 5 is a schematic view of the mud-water screening device of the present invention.

In the figure, A, a sewage settling unit; B. a mud-water screening device; C. a sewage multi-dimensional comprehensive aeration decomposition component; D. a final sedimentation tank; E. a water purification unit; 1. a sludge discharge pipeline; 2. a sewage drain line; 3. a water purification pipeline; 4. a sewage sedimentation tank;

5. a residue filtering and discharging mechanism; 501. feeding a square tube vertically; 502. inclining the square tube; 503. a residue filtering bottom plate; 505. a terminal slag outlet; 506. plugging an end cover; 508. a material pushing and discharging cylinder; 509. a rubber discharging and scraping frame; 6. slag charge collection equipment; 7. positioning a vertical seat; 8. a vertical positioning frame; 9. a lead screw slider mechanism; 901. a lifting slide block; 902. a water absorption vertical pipe; 903. a corrugated expansion pipe; 904. a filter screen cover; 905. a vertical lead screw; 906. a lifting position control motor; 907. a stepped shaft section; 10. an aeration tank; 12. a U-shaped seat; 13. a bearing seat; 14. an inner rotating shaft; 15. an inner drive bevel gear; 16. a hollow gear tube; 17. an externally driven bevel gear; 18. a center drive bevel gear; 19. a left-end forward agitator; 20. a right-end reverse stirrer; 21. a servo drive motor; 22. a bevel gear reducer; 23. a central gear shaft; 24. rotating the disc; 25. rotating the stirring teeth; 26. a rigid air inlet pipe; 27. an air guide pipeline; 28. a source of oxygen gas; 29. a hollow cavity; 30. a high pressure aeration nozzle; 31. a tail end water purification unit; 32. a branch line; 33. a branch water purification control valve; 34. a cylinder barrel is fixed outside; 35. an internal rotating screen drum; 36. an upper end cap; 37. a hollow feed plug; 38. a belt drive member; 39. a centrifugal motor; 40. the mud inlet hole is communicated with the center; 41. a T-shaped plug; 42. a column; 43. a hollow mud discharge pipe; 44. a lower end cover; 45. a lifting plate; 46. lifting and lowering a slurry discharging synchronous cylinder; 47. a water liquid outlet pipe orifice; 48. a vertical water purification module; 49. a purified water outlet end; 50. and (4) discharging the wastewater from a water outlet end.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby. The specific structure of the present invention is shown in fig. 1-5.

Example 1:

synthesize sewage multiple effect classification system, including sewage sedimentation unit A the sub-unit connection of sewage sedimentation unit A has a row's mud pipe way 1 of taking the pump, the end-to-end connection of row mud pipe way 1 has a mud-water screen to leave device B, mud-water screen leaves device B and is used for realizing the mud-water separation to the lower floor's mud that subsides back formation in the sewage sedimentation unit A sewage drainage pipe way 2 of taking the pump is installed on sewage sedimentation unit A's upper portion, the end-to-end connection of sewage drainage pipe way 2 has a sewage multidimension to synthesize aeration decomposition component C, sewage multidimension synthesizes aeration decomposition component C's low reaches and connects final sedimentation tank D, the purification supernatant that downstream connects final sedimentation tank D passes through water purification unit E of clean water pipeline 3 inflow low reaches final sedimentation tank D sedimentary mud liquid via the pipeline carry to mud-water screen leaves device B and carries out the degree of depth separation processing. The comprehensive sewage multi-effect grading treatment system can treat mud-containing heavy sewage when working, the mud-containing heavy sewage enters the system from the sewage settling unit A, the upper layer and the lower layer are realized after standing treatment in the sewage settling unit A, and supernatant sewage on the upper layer is discharged outwards through the sewage drainage pipeline 2 to the interior of the downstream sewage multi-dimensional comprehensive aeration decomposition component C for continuous treatment; the lower layer of slurry is sent into the sludge-water screening device B through the sludge discharge pipeline 1 to realize the concentration of the sludge and the separation of water liquid in the sludge-water screening device B, finally the concentrated sludge is conveyed to the downstream and the further treatment of the sludge is completed, and the separated water liquid is purified and then discharged to the downstream for deep purification treatment; and the water liquid treated by the sewage multi-dimensional comprehensive aeration decomposition component C is sent into a purification unit for tail end purification after being settled again and is discharged after reaching the standard.

In any of the above schemes, preferably, the sewage settling unit a includes a sewage settling tank 4, a residue-removing mechanism 5 is installed on the upper portion of the sewage settling tank 4, the residue-removing mechanism 5 is used for filtering the residue in the sewage containing sludge entering the sewage settling tank 4, a residue collecting device 6 is installed on one side of the sewage settling tank 4, a positioning vertical base 7 is installed on the top of the sewage settling tank 4, a vertical positioning frame 8 is fixedly installed on the positioning vertical base 7, a vertically arranged screw slider mechanism 9 is installed in the vertical positioning frame 8, a water-absorbing vertical pipe 902 is fixedly installed on a lifting slider 901 of the screw slider mechanism 9, a sewage drainage pipeline 2 is fixedly installed on the top of the positioning vertical base 7 above the water-absorbing vertical pipe 902, and the water-absorbing vertical pipe 902 is connected with the sewage drainage pipeline 2 through a corrugated expansion pipe 903. The sewage sedimentation tank 4 is used for receiving raw sewage water from the outside, the sewage treated by the residue filtering and discharging mechanism 5 can discharge larger impurities and impurities of slag materials contained in the sewage and stop the impurities outside the sewage sedimentation tank 4, and the collected impurities can be collected inside the slag material collecting device 6; in addition, when sewage enters the sewage sedimentation tank 4, the sewage can be settled in a standing way, supernatant sewage appears on the upper layer after sedimentation, and slurry is deposited on the lower layer; according to the height of the layered liquid level, the lead screw slider mechanism 9 can be controlled to drive the corresponding water absorption vertical pipe 902 to realize accurate control of the height position and enable the water absorption vertical pipe 902 to be located at the lower position of the supernatant, so that the control of the discharge amount of the sewage can be ensured when the supernatant sewage is discharged outwards, the full external discharge of the sewage is ensured, the smoothness of lifting can be controlled through the stretching of the corrugated telescopic pipe 903 in the process of controlling the water absorption vertical pipe 902 to lift, and the communication of pipelines is ensured.

In any of the above solutions, preferably, the lead screw slider mechanism 9 is used to control the depth of the bottom of the water absorption vertical pipe 902 extending to the interior of the sewage settling tank 4; the lead screw sliding block mechanism 9 comprises a vertical lead screw 905 installed in an inner frame of the vertical positioning frame 8, two ends of the vertical lead screw 905 respectively penetrate out of a through hole at a corresponding position through a stepped shaft at the end part of the vertical lead screw, a lifting position control motor 906 is fixedly installed on the vertical positioning seat 7 at the upper end of the vertical lead screw 905, a motor shaft of the lifting position control motor 906 is connected with a stepped shaft section 907 at the upper end of the vertical lead screw 905, the outer side wall of the vertical lead screw 905 is sleeved with the lifting sliding block in a matched mode, and two sides of the lifting sliding block are abutted to the side wall of the inner frame of the vertical positioning frame 8 respectively. The lead screw slider mechanism 9 capable of accurately adjusting the height position of the water absorption vertical pipe 902 is arranged above the sewage sedimentation tank 4, when the liquid level heights of the settled upper clear sewage in the sewage sedimentation tank 4 are different, the lead screw slider mechanism 9 can be controlled to operate to drive the water absorption vertical pipe 902 to lift in order to ensure that the clear sewage at the upper part is quickly discharged outwards, and finally the aim of matching the layering height of the current upper clear sewage is fulfilled, so that the water absorption vertical pipe 902 can quickly convey the layered sewage to the interior of the downstream multi-dimensional comprehensive aeration decomposition component C, the adjustment precision is high, and the adjustment amplitude is controllable; the corrugated expansion pipe 903 arranged here can realize expansion in coordination with the lifting of the water absorption stand pipe 902. When the height of the water absorption vertical pipe 902 is controlled by the screw slider mechanism 9, the operation of the lifting position control motor 906 can be used for driving the vertical screw 905 to rotate, so that the lifting slider and the water absorption vertical pipe 902 on the lifting slider are controlled to realize precision lifting position control, and the water absorption vertical pipe 902 is locked in time after being lifted in place.

It is preferred in any of the above schemes that filter residue slag extractor 5 includes a fixed mounting and is in the vertical feeding side pipe 501 at the left end top of sewage sedimentation tank 4, the bottom of vertical feeding side pipe 501 has linked firmly an incline side pipe 502, the outer end slope of incline side pipe 502 sets up downwards the bottom of incline side pipe 502 is provided with a filter residue bottom plate 503, be provided with a plurality of drainage hole on the filter residue bottom plate 503 a shutoff row sediment subassembly is installed to the terminal slag notch 505 end of incline side pipe 502, the shutoff row sediment subassembly includes that a sealed butt is in the shutoff end cover 506 of the terminal slag notch 505 department of incline side pipe 502 the top fixed mounting of the slope section of incline side pipe 502 has a material discharge cylinder 508, the tip fixed mounting that pushes away the piston rod of material discharge cylinder 508 pushes away the top of shutoff end cover 506, material discharge cylinder 508 drives through flexible the shutoff end cover 506 is close to or keeps away from incline side pipe 502. When the blocking end cover 506 is close to and tightly pressed against the inclined square pipe 502, the slag outlet 505 at the tail end of the inclined square pipe 502 is in a closed state; when the blocking end cover 506 is far away from the inclined square pipe 502, a slag outlet 505 at the tail end of the inclined square pipe 502 is in an open discharging state.

It is preferred in any above-mentioned scheme the top of filter residue bottom plate 503 is provided with one and arranges material scraping frame 509 rather than the rubber of looks butt, rubber is arranged material scraping frame 509 and is hollow structure, the perpendicular fixed connection of lower extreme that rubber was arranged material scraping frame 509 is in on the terminal surface in the lower part of shutoff end cover 506, work as shutoff end cover 506 is kept away from during slope side pipe 502, can drive rubber is arranged material and is scraped material frame 509 and to piling up in the slag charge slant on the filter residue bottom plate 503 is scraped the material down and is arranged to from terminal slag notch 505, finally falls into inside slag charge collecting device 6. Contain mud sewage and get into by vertical feeding side pipe 501 of filter residue slag extractor 5, then the filter residue bottom plate 503 position of slope side pipe 502 can make the less mud liquid of granule in the sewage pass the drainage hole and fall to 4 insides in sewage sedimentation tank, thereby accomplish the prefiltration filter residue when containing mud sewage feeding, pause when using a period of time after containing mud sewage feeding, the control pushes away the shutoff end cover 506 that material discharging cylinder 508 stretches out and can drive the bottom and keeps away from terminal slag notch 505 and make terminal slag notch 505 open this moment, can drive rubber by shutoff end cover 506 when terminal slag notch 505 is opened and arrange material scraping frame 509 to piling up scrape the material under the slag charge slant on filter residue bottom plate 503 and discharge the slag charge by terminal slag notch 505, this filter residue slag extractor 5 effect includes: firstly, filtering slag of sludge-containing sewage; secondly, scrape the material and arrange the material and go on simultaneously when can realizing that terminal slag notch 505 is opened, improve and arrange the material effect.

In any of the above schemes, preferably, the sewage multidimensional comprehensive aeration decomposition component C includes an aeration tank 10, a dual-shaft reverse-linkage rotary stirring mechanism is installed in the aeration tank 10, the left end of the dual-shaft reverse-linkage rotary stirring mechanism movably extends out of the aeration tank 10 and is connected with a dual-shaft driving mechanism, the dual-shaft driving mechanism is used for driving the dual-shaft reverse-linkage rotary stirring mechanism to realize coaxial bidirectional reverse stirring of sewage in the aeration tank 10, and the right end of the dual-shaft reverse-linkage rotary stirring mechanism movably extends out of the outer side of the aeration tank 10 and is connected with an oxygen supply component. The double-shaft reverse linkage rotary stirring mechanism arranged at the position can realize stirring treatment of sewage in the aeration tank under the action of the double-shaft driving mechanism, and has the following characteristics: firstly, stirring aeration can be better realized by simultaneously stirring the left end and the right end; secondly, the stirring on the left side and the right side is synchronous and reverse, so that the treatment of the shaking amplitude of the sewage in the aeration tank 10 can be realized to a greater extent, the internal water flow is effectively and fully mixed and flows, and the sufficiency of aeration is improved; third, the oxygen supply that the mechanism cooperation oxygen supply subassembly was stirred soon in the reverse linkage of biax can carry out intensive mixing and drive the abundant mixture of the inside rivers of whole aeration pond 10 to the rivers of supply oxygen, guarantees the abundant entering of the inside oxygen of rivers, guarantees the aerobic respiration of inside microorganism, and the cooperation outside is simultaneously added medicine and is realized better aeration, decomposition treatment effect.

In any of the above schemes, preferably, the double-shaft reverse linkage rotary stirring mechanism comprises a fixedly arranged U-shaped seat 12, a bearing seat 13 is respectively and fixedly installed on the top of the U-shaped seat 12, an inner rotating shaft 14 is movably inserted in the bearing seat 13 on the left side, the right end of the inner rotating shaft 14 movably extends into the aeration tank 10 and movably passes through the right end of the aeration tank 10 in a sealing way, an inner drive bevel gear 15 is coaxially fixed on the inner rotating shaft 14 between the two bearing seats 13, a hollow gear pipe 16 is movably sleeved on the outer side wall of the inner rotating shaft 14 on the right side of the inner driving bevel gear 15, an external bevel gear 17 is integrally formed on the outer side wall of the left end of the hollow gear tube 16, the external bevel gear 17 and the internal bevel gear 15 are symmetrically arranged, a central driving bevel gear 18 engaged with the inner driving bevel gear 15 and the outer driving bevel gear 17 is arranged below the inner driving bevel gear 15 and the outer driving bevel gear 17, the central driving bevel gear 18 drives the inner driving bevel gear 15 and the outer driving bevel gear 17 to realize coaxial reverse rotation through rotation, the right end of the hollow gear pipe 16 movably penetrates through the bearing seat 13 at the corresponding position and movably and hermetically extends into the aeration tank 10, a left end positive stirrer 19 is integrally and fixedly connected with the outer side wall of the right end of the hollow gear pipe 16 at the inner side of the aeration tank 10, a right-end reverse stirrer 20 is fixed on the outer side wall of the inner rotating shaft 14 on the right side of the left-end forward stirrer 19, the left forward stirrer 19 and the right reverse stirrer 20 move in a synchronous and reverse direction and are matched with each other to stir and aerate the sewage in the aeration tank 10, the bottom central gear shaft 23 of the central drive bevel gear 18 movably penetrates out of the bottom of the U-shaped seat 12 and is connected with the output end of the double-shaft drive mechanism. When the double-shaft reverse linkage rotary stirring mechanism needs to operate, power is provided by the double-shaft driving mechanism, the power is input by the central driving bevel gear 18, the central driving bevel gear 18 can drive the inner driving bevel gear 15 and the outer driving bevel gear 17 which are meshed with the inner driving bevel gear 18 and correspond to two sides through rotation, the outer driving bevel gear 17 synchronously rotates reversely, the inner driving bevel gear 15 and the outer driving bevel gear 17 synchronously rotate reversely to drive the inner rotating shaft 14 and the hollow gear pipe 16 to rotate correspondingly, and meanwhile, the left-end forward stirrer 19 and the right-end reverse stirrer 20 which are positioned inside the aeration tank 10 are driven to realize coaxial reverse rotation stirring of sewage and water liquid inside the aeration tank 10, so that the shaking amplitude of the sewage inside can be increased better, and the effect of sewage mixing and aeration is ensured.

In any of the above schemes, preferably, the double-shaft driving mechanism includes a servo driving motor 21 fixedly installed on the outer side wall of the left end of the aeration tank 10, a bevel gear reducer 22 fixedly installed at the output shaft end of the servo driving motor 21, the output end of the bevel gear reducer 22 is connected with the central gear shaft 23 at the corresponding position, and the servo driving motor 21 drives the left forward stirrer 19 and the right reverse stirrer 20 to realize synchronous reverse rotation stirring inside the aeration tank 10 to achieve the purpose of rapid aeration of sewage in the tank. When the double-shaft driving mechanism works, the servo driving motor 21 is used for driving, driving force is transmitted to the central gear shaft 23 through the bevel gear reducer 22 to drive the whole double-shaft reverse linkage rotary stirring mechanism to operate, and the operating direction and speed of the servo driving motor 21 are controlled to drive the aeration effect to be changed.

In any of the above schemes, preferably, the left forward stirrer 19 and the right reverse stirrer 20 are rotary stirrers having the same structure, each rotary stirrer includes a rotary disk 24 fixed on the outer side wall of the right end of the hollow gear tube 16 or on the outer side wall of the inner rotating shaft 14, and a plurality of rotary stirring teeth 25 are fixedly mounted on the outer side wall of the rotary disk 24 at regular intervals along the circumference thereof. The left-end forward stirrer 19 and the right-end reverse stirrer 20 are mutually stirred and matched, so that sewage in the aeration tank 10 can be stirred through the rotating stirring teeth 25 well, the purposes of wave making and large-amplitude shaking of the sewage are achieved, the shaking amplitude of the sewage is ensured, and the contact frequency and the contact effect of the sewage and external air are improved.

In any of the above schemes, preferably, the oxygen supply assembly includes a rigid air inlet pipe 26 movably and hermetically inserted at an end of the hollow cavity 29 of the inner rotating shaft 14, a right end of the rigid air inlet pipe 26 is fixedly disposed, a right end of the rigid air inlet pipe 26 is connected to an external oxygen source 28 through an air guide pipeline 27, a left end of the hollow cavity 29 of the inner rotating shaft 14 extends to a position of the left forward stirrer 19, a plurality of high pressure aeration nozzles 30 are sequentially disposed at intervals along a circumference and a length direction of the outer side wall of the inner rotating shaft 14 between the left forward stirrer 19 and the right reverse stirrer 20, an interior of each high pressure aeration nozzle 30 is communicated with an interior of the hollow cavity 29 of the inner rotating shaft 14, and when the external oxygen source 28 supplies air, oxygen is rapidly sprayed by each high pressure aeration nozzle 30 to the sewage inside the aeration tank 10. When the whole double-shaft reverse-linkage rotary stirring mechanism is operated, the oxygen supply assembly can continuously convey oxygen in an external oxygen gas source 28 into the hollow cavity 29 of the inner rotary shaft 14 through the rigid air inlet pipe 26 and then continuously convey the oxygen to sewage at a corresponding position through each high-pressure aeration nozzle 30, and the double-shaft reverse-linkage rotary stirring mechanism is matched to effectively ensure that the oxygen is fully mixed with the sewage in the aeration tank 10, so that the sewage aeration treatment effect is improved.

In any of the above aspects, preferably, the mud-water screening device B includes an outer fixed cylinder 34, an inner rotary screen drum 35 is fittingly installed in the inner cavity of the outer fixed cylinder 34, the upper end of the inner rotary screen drum 35 movably and hermetically penetrates through an upper end cover 36 of the outer fixed cylinder 34, a hollow feed plug 37 is fixed in the internal thread of the upper inner cavity of the inner rotary screen drum 35, the upper part of the inner rotary screen drum 35 is fixedly connected with a centrifugal motor 39 through a belt driving part 38, the hollow feeding plug 37 realizes feeding by a through central mud inlet hole 40 arranged at the center thereof, a T-shaped plug 41 is provided in the cavity of the inner rotating screen drum 35 below the hollow feed plug 37, the top of the T-shaped plug 41 is fixedly connected with the bottom of the hollow feeding plug 37 through a plurality of upright posts 42, a hollow mud discharge pipe 43 is hermetically and movably inserted in the cavity of the inner rotary screen drum 35 below the T-shaped plug 41, the bottom of the hollow mud discharge pipe 43 is movably and hermetically penetrated through the inner rotary screen drum 35 and the lower end cover 44 of the outer fixed cylinder 34, a lifting disc 45 is fixedly arranged on the outer side wall of the lower end of the hollow mud discharge pipe 43 below the lower end cover 44, the top parts of the two ends of the lifting disc 45 are respectively fixed with a lifting mud discharging synchronous cylinder 46, the upper ends of the two lifting mud discharging synchronous cylinders 46 are fixedly connected with the bottom of the lower end cover 44, the lower end piston rods are fixedly connected with the bottom of the lifting disc 45, and water liquid outlet pipe orifices 47 are arranged on two sides of the bottom of the external fixed cylinder barrel 34, and each water liquid outlet pipe orifice 47 is respectively connected with an auxiliary water purifying device at a corresponding position. The mud-water separation device B utilizes the high-speed rotation of the centrifugal motor 39 to drive the internal rotating screen cylinder 35 to rotate at a high speed, so that the water liquid entering the mud inside the mud can be quickly thrown outwards by centrifugal force and thrown into an annular space between the internal rotating screen cylinder 35 and the inside of the external fixed cylinder 34, the screened water liquid can downwards flow out and enter the corresponding vertical water purification modules 48 through the water liquid outlet pipe orifices 47, and pressurized water pumps are configured on the water liquid outlet pipe orifices 47 for smooth entering of the water liquid, and the water liquid entering the inside of the auxiliary water purification device is purified. The sludge with the screened moisture is accumulated inside the internal rotating screen drum 35, the lifting disc 45 can be driven to drive the hollow slurry discharge pipe 43 to move downwards and be separated from the T-shaped plug 41 by controlling the downward extension and retraction of the two lifting slurry discharge synchronous cylinders 46, and the sludge accumulated on the upper part of the T-shaped plug 41 can flow downwards from the cavity of the hollow slurry discharge pipe 43, so that the sludge can be discharged quickly; and after the discharging is finished, controlling the hollow mud discharging pipe 43 to return upwards and plugging the T-shaped plug 41 to realize continuous centrifugal screening.

Example 2:

synthesize sewage multiple-effect classification system, including sewage sedimentation unit A the sub-unit connection of sewage sedimentation unit A has a row mud pipe way 1 of taking the pump, row mud pipe way 1's end-to-end connection has a mud-water screen to leave device B, mud-water screen leaves device B and is used for realizing mud-water separation to the lower floor's mud that subsides in the sewage sedimentation unit A and form, sewage sedimentation unit A's upper portion is installed a sewage drainage pipe way 2 of taking the pump, sewage drainage pipe way 2's end-to-end connection has a multi-dimensional aeration decomposition component C of sewage, the last heavy pond D of multi-dimensional aeration decomposition component C's down stream connection of sewage, the purification supernatant of the last heavy pond D of down stream connection passes through water purification pipeline 3 and flows into water purification unit E in low reaches the sedimentary mud liquid of last heavy pond D lower part is carried to through the pipeline mud-water screen leaves device B and carries out degree of depth separation processing.

The comprehensive sewage multi-effect grading treatment system can treat mud-containing heavy sewage when working, the mud-containing heavy sewage enters the system from the sewage settling unit A, the upper layer and the lower layer are realized after standing treatment in the sewage settling unit A, and supernatant sewage on the upper layer is discharged outwards through the sewage drainage pipeline 2 to the interior of the downstream sewage multi-dimensional comprehensive aeration decomposition component C for continuous treatment; the lower layer of slurry is sent into a slurry screening device B through a sludge discharge pipeline 1 to realize the concentration of the sludge and the separation of water liquid in the sludge, finally the concentrated sludge is conveyed downstream and the further treatment of the sludge is completed, and the separated water liquid is purified and then discharged downstream and is subjected to deep purification treatment; and (3) the water liquid treated by the sewage multi-dimensional comprehensive aeration decomposition component C is sent into a purification unit for terminal purification after being settled again and is discharged after reaching the standard.

In any of the above schemes, preferably, the sewage settling unit a includes a sewage settling tank 4, a residue discharging mechanism 5 is installed on the upper portion of the sewage settling tank 4, the residue discharging mechanism 5 is used for filtering residue in the sludge-containing sewage entering the sewage settling tank 4, a residue collecting device 6 is installed on one side of the sewage settling tank 4, a positioning vertical seat 7 is installed on the top of the sewage settling tank 4, a vertical positioning frame 8 is fixedly installed on the positioning vertical seat 7, a vertically-arranged screw rod sliding block mechanism 9 is installed in the vertical positioning frame 8, a water suction vertical pipe 902 is fixedly installed on a lifting sliding block 901 of the screw rod sliding block mechanism 9, a sewage drainage pipeline 2 is fixedly installed on the top of the positioning vertical seat 7 above the water suction vertical pipe 902, and the water suction vertical pipe 902 is connected with the sewage drainage pipeline 2 through a corrugated expansion pipe 903.

The sewage sedimentation tank 4 is used for receiving raw sewage water from the outside, the sewage treated by the residue filtering and discharging mechanism 5 can discharge larger impurities and slag impurities contained in the sewage and can block the impurities outside the sewage sedimentation tank 4, and the collected impurities can be collected in the slag collecting device 6; in addition, when sewage enters the sewage sedimentation tank 4, the sewage can be settled in a standing way, supernatant sewage can appear on the upper layer after sedimentation, and mud can be formed by sedimentation on the lower layer; according to the height of the layered liquid level, the screw rod sliding block mechanism 9 can be controlled to drive the corresponding water absorption vertical pipe 902 to realize accurate control of the height position and enable the water absorption vertical pipe 902 to be located at the lower position of supernatant, so that the control of the discharged amount of sewage can be ensured when supernatant sewage is discharged outwards, the sewage is ensured to be discharged outwards sufficiently, the lifting smoothness can be controlled through the stretching of the corrugated telescopic pipe 903 in the process of controlling the water absorption vertical pipe 902 to lift, and the communication of pipelines is ensured.

In any of the above solutions, it is preferable that a filter screen cover 904 is installed at the bottom of the water absorption vertical pipe 902, and the filter screen cover 904 provided therein can block the suction of the lower deposited sludge.

In any of the above solutions, preferably, the lead screw slider mechanism 9 is used to control the depth of the bottom of the water absorption vertical pipe 902 extending to the interior of the sewage settling tank 4; the lead screw sliding block mechanism 9 comprises a vertical lead screw 905 installed in an inner frame of the vertical positioning frame 8, two ends of the vertical lead screw 905 respectively penetrate through a through hole at a corresponding position through a stepped shaft at an end part of the vertical lead screw, a lifting position control motor 906 is fixedly installed on the vertical positioning seat 7 at the upper end of the vertical lead screw 905, a motor shaft of the lifting position control motor 906 is connected with a stepped shaft section 907 at the upper end of the vertical lead screw 905, the outer side wall of the vertical lead screw 905 is sleeved with the lifting sliding block 901 in a matched mode, and two sides of the lifting sliding block 901 are respectively abutted against the side wall of the inner frame of the vertical positioning frame 8.

The lead screw slider mechanism 9 capable of accurately adjusting the height position of the water absorption vertical pipe 902 is arranged above the sewage sedimentation tank 4, when the liquid level heights of the settled upper clear sewage in the sewage sedimentation tank 4 are different, the lead screw slider mechanism 9 can be controlled to operate to drive the water absorption vertical pipe 902 to lift in order to ensure that the clear sewage at the upper part is quickly discharged outwards, and finally the aim of matching the layering height of the current upper clear sewage is fulfilled, so that the water absorption vertical pipe 902 can quickly convey the layered sewage to the interior of the downstream multi-dimensional comprehensive aeration decomposition component C, the adjustment precision is high, and the adjustment amplitude is controllable; the corrugated expansion pipe 903 arranged here can realize expansion in coordination with the lifting of the water absorption stand pipe 902.

When the height of the water absorption vertical pipe 902 is controlled by the lead screw slider mechanism 9, the vertical lead screw 905 is driven to rotate by the operation of the lifting position control motor 906, so that the lifting slider and the water absorption vertical pipe 902 thereon are controlled to realize precision lifting position control and are locked in time after being lifted in place.

It is preferred in any of the above schemes that filter residue slag extractor 5 includes a fixed mounting and is in the vertical feeding side pipe 501 at the left end top of sewage sedimentation tank 4, the bottom of vertical feeding side pipe 501 has linked firmly an incline side pipe 502, the outer end slope of incline side pipe 502 sets up downwards the bottom of incline side pipe 502 is provided with a filter residue bottom plate 503, be provided with a plurality of drainage hole on the filter residue bottom plate 503 a shutoff row sediment subassembly is installed to the terminal slag notch 505 end of incline side pipe 502, the shutoff row sediment subassembly includes that a sealed butt is in the shutoff end cover 506 of the terminal slag notch 505 department of incline side pipe 502 the top fixed mounting of the slope section of incline side pipe 502 has a material discharge cylinder 508, the tip fixed mounting that pushes away the piston rod of material discharge cylinder 508 pushes away the top of shutoff end cover 506, material discharge cylinder 508 drives through flexible the shutoff end cover 506 is close to or keeps away from incline side pipe 502.

When the blocking end cover 506 is close to and tightly pressed against the inclined square pipe 502, the slag outlet 505 at the tail end of the inclined square pipe 502 is in a closed state; when shutoff end cover 506 is kept away from slope square pipe 502, the terminal slag notch 505 of slope square pipe 502 is in the open state of unloading.

It is preferred in any above-mentioned scheme the top of filter residue bottom plate 503 is provided with one and arranges material scraping frame 509 rather than the rubber of looks butt, rubber is arranged material scraping frame 509 and is hollow structure, the perpendicular fixed connection of lower extreme that rubber was arranged material scraping frame 509 is in on the terminal surface in the lower part of shutoff end cover 506, work as shutoff end cover 506 is kept away from during slope side pipe 502, can drive rubber is arranged material and is scraped material frame 509 and to piling up in the slag charge slant on the filter residue bottom plate 503 is scraped the material down and is arranged to from terminal slag notch 505, finally falls into inside slag charge collecting device 6.

Contain mud sewage and get into by vertical feeding side pipe 501 of filter residue deslagging mechanism 5, then the filter residue bottom plate 503 position at slope side pipe 502 can make the less mud liquid of granule in the sewage pass the drainage hole and fall to 4 insides in the sewage settling basin, thereby accomplish the prefilter filter residue when containing mud sewage feeding, pause after using a period and contain mud sewage feeding, the control pushes away the shutoff end cover 506 that material discharging cylinder 508's piston rod stretches out and can drive the bottom and keep away from terminal slag notch 505 and make terminal slag notch 505 open this moment, can drive rubber by shutoff end cover 506 when terminal slag notch 505 is opened and arrange material scraping frame 509 to piling up scrape the material under the slag charge slant on the filter residue bottom plate 503 and discharge the slag charge by terminal slag notch 505, this filter residue deslagging mechanism 5 effect includes: firstly, filtering slag of sludge-containing sewage; secondly, scrape the material and arrange the material and go on simultaneously when can realizing that terminal slag notch 505 is opened, improve and arrange the material effect.

In any of the above schemes, preferably, the sewage multidimensional comprehensive aeration decomposition component C includes an aeration tank 10, a dual-shaft reverse-linkage rotary stirring mechanism is installed in the aeration tank 10, the left end of the dual-shaft reverse-linkage rotary stirring mechanism movably extends out of the aeration tank 10 and is connected with a dual-shaft driving mechanism, the dual-shaft driving mechanism is used for driving the dual-shaft reverse-linkage rotary stirring mechanism to realize coaxial bidirectional reverse stirring of sewage in the aeration tank 10, and the right end of the dual-shaft reverse-linkage rotary stirring mechanism movably extends out of the outer side of the aeration tank 10 and is connected with an oxygen supply component.

The double-shaft reverse linkage rotary stirring mechanism arranged at the position can realize stirring treatment of sewage in the aeration tank under the action of the double-shaft driving mechanism, and has the following characteristics: firstly, stirring aeration can be better realized by simultaneously stirring the left end and the right end; secondly, the stirring on the left side and the right side is synchronous and reverse, so that the treatment of the shaking amplitude of the sewage in the aeration tank 10 can be realized to a greater extent, the internal water flow is effectively and fully mixed and flows, and the sufficiency of aeration is improved; third, the oxygen supply that the mechanism cooperation oxygen supply subassembly was stirred soon in the reverse linkage of biax can carry out intensive mixing and drive the abundant mixture of the inside rivers of whole aeration pond 10 to the rivers of supply oxygen, guarantees the abundant entering of the inside oxygen of rivers, guarantees the aerobic respiration of inside microorganism, and the cooperation outside is simultaneously added medicine and is realized better aeration, decomposition treatment effect.

In any of the above schemes, preferably, the double-shaft reverse linkage rotary stirring mechanism comprises a fixedly arranged U-shaped seat 12, a bearing seat 13 is respectively and fixedly installed on the top of the U-shaped seat 12, an inner rotating shaft 14 is movably inserted in the bearing seat 13 on the left side, the right end of the inner rotating shaft 14 movably extends into the aeration tank 10 and movably passes through the right end of the aeration tank 10 in a sealing manner, an inner drive bevel gear 15 is coaxially fixed on the inner rotating shaft 14 between the two bearing seats 13, a hollow gear pipe 16 is movably sleeved on the outer side wall of the inner rotating shaft 14 on the right side of the inner driving bevel gear 15, an external bevel gear 17 is integrally formed on the outer side wall of the left end of the hollow gear tube 16, the external bevel gear 17 and the internal bevel gear 15 are symmetrically arranged, a central driving bevel gear 18 engaged with the inner driving bevel gear 15 and the outer driving bevel gear 17 is arranged below the inner driving bevel gear 15 and the outer driving bevel gear 17, the central driving bevel gear 18 drives the inner driving bevel gear 15 and the outer driving bevel gear 17 to realize coaxial reverse rotation through rotation, the right end of the hollow gear pipe 16 movably penetrates through the bearing seat 13 at the corresponding position and movably and hermetically extends into the aeration tank 10, a left-end positive stirrer 19 is integrally and fixedly connected with the outer side wall of the right end of the hollow gear pipe 16 at the inner side of the aeration tank 10, a right-end reverse stirrer 20 is fixed on the outer side wall of the inner rotating shaft 14 on the right side of the left-end forward stirrer 19, the left end forward stirrer 19 and the right end reverse stirrer 20 synchronously and reversely move and are matched with each other to realize the stirring and aeration of the sewage in the aeration tank 10, the bottom central gear shaft 23 of the central drive bevel gear 18 movably penetrates out of the bottom of the U-shaped seat 12 and is connected with the output end of the double-shaft drive mechanism.

When the double-shaft reverse linkage rotary stirring mechanism needs to operate, power is provided by the double-shaft driving mechanism, the power is input by the central driving bevel gear 18, the central driving bevel gear 18 can drive the inner driving bevel gear 15 and the outer driving bevel gear 17 which are meshed with the inner driving bevel gear 18 and correspond to two sides through rotation, the outer driving bevel gear 17 synchronously rotates reversely, the inner driving bevel gear 15 and the outer driving bevel gear 17 synchronously rotate reversely to drive the inner rotating shaft 14 and the hollow gear pipe 16 to rotate correspondingly, and meanwhile, the left-end forward stirrer 19 and the right-end reverse stirrer 20 which are positioned inside the aeration tank 10 are driven to realize coaxial reverse rotation stirring of sewage and water liquid inside the aeration tank 10, so that the shaking amplitude of the sewage inside can be increased better, and the effect of sewage mixing and aeration is ensured.

In any of the above schemes, preferably, the double-shaft driving mechanism includes a servo driving motor 21 fixedly installed on the outer side wall of the left end of the aeration tank 10, a bevel gear reducer 22 fixedly installed is installed at an output shaft end of the servo driving motor 21, an output end of the bevel gear reducer 22 is connected with the central gear shaft 23 at a corresponding position, and the servo driving motor 21 drives the left-end forward stirrer 19 and the right-end reverse stirrer 20 to realize synchronous reverse rotation stirring inside the aeration tank 10 so as to achieve the purpose of rapid aeration of sewage in the tank.

When the double-shaft driving mechanism works, the servo driving motor 21 is used for driving, the driving force is transmitted to the central gear shaft 23 through the bevel gear reducer 22 to drive the whole double-shaft reverse linkage rotary stirring mechanism to operate, and the operating direction and speed of the servo driving motor 21 are controlled to drive the change of the aeration effect.

In any of the above schemes, preferably, the left forward stirrer 19 and the right reverse stirrer 20 are rotary stirrers having the same structure, each rotary stirrer includes a rotary disk 24 fixed on the outer side wall of the right end of the hollow gear tube 16 or on the outer side wall of the inner rotating shaft 14, and a plurality of rotary stirring teeth 25 are fixedly mounted on the outer side wall of the rotary disk 24 at regular intervals along the circumference thereof.

The left-end forward stirrer 19 and the right-end reverse stirrer 20 are mutually stirred and matched, so that sewage in the aeration tank 10 can be stirred through the rotating stirring teeth 25 well, the purposes of wave making and large-amplitude shaking of the sewage are achieved, the shaking amplitude of the sewage is ensured, and the contact frequency and the contact effect of the sewage and external air are improved.

In any of the above schemes, preferably, the oxygen supply assembly includes a rigid air inlet pipe 26 movably and hermetically inserted at an end of the hollow cavity 29 of the inner rotating shaft 14, a right end of the rigid air inlet pipe 26 is fixedly disposed, a right end of the rigid air inlet pipe 26 is connected to an external oxygen source 28 through an air guide pipeline 27, a left end of the hollow cavity 29 of the inner rotating shaft 14 extends to a position of the left forward stirrer 19, a plurality of high pressure aeration nozzles 30 are sequentially disposed at intervals along a circumference and a length direction of the outer side wall of the inner rotating shaft 14 between the left forward stirrer 19 and the right reverse stirrer 20, an interior of each high pressure aeration nozzle 30 is communicated with an interior of the hollow cavity 29 of the inner rotating shaft 14, and when the external oxygen source 28 supplies air, oxygen is rapidly sprayed by each high pressure aeration nozzle 30 to the sewage inside the aeration tank 10.

When the whole double-shaft reverse-linkage rotary stirring mechanism is operated, the oxygen supply assembly can continuously convey oxygen in an external oxygen gas source 28 into the hollow cavity 29 of the inner rotary shaft 14 through the rigid air inlet pipe 26 and then continuously convey the oxygen to sewage at a corresponding position through each high-pressure aeration nozzle 30, and the double-shaft reverse-linkage rotary stirring mechanism is matched to effectively ensure that the oxygen is fully mixed with the sewage in the aeration tank 10, so that the sewage aeration treatment effect is improved.

In any of the above embodiments, it is preferable that the outlet ends of the high-pressure aeration nozzles 30 located at the left side of the center of the aeration tank 10 are respectively disposed toward the left-end forward stirrers 19 at the corresponding positions, and the outlet ends of the high-pressure aeration nozzles 30 located at the right side of the center of the aeration tank 10 are respectively disposed toward the right-end backward stirrers 20 at the corresponding positions.

Because each high-pressure aeration nozzle 30 is arranged obliquely, the high-pressure aeration nozzles can be better ensured to spray high-pressure high-flow-rate oxygen to the stirrer at the corresponding position, the whole double-shaft reverse linkage rotary stirring mechanism is matched to realize rotary stirring, the oxygen can be ensured to fully flow underwater and fully contact with the aerobic microbial flora in the high-pressure aeration nozzles, and the aeration and decomposition treatment effects are ensured.

In any of the above schemes, preferably, the water purification unit E includes a plurality of terminal water purification units 31 arranged in parallel, a branch water purification control valve 33 is installed on a branch pipeline 32 where each terminal water purification unit 31 is located, and each branch pipeline 32 is connected to the purified water pipeline 3 through multiple channels.

The parallel-connected tail-end water purifying units 31 arranged in the water purifying unit E can ensure the efficiency of water purifying treatment, meanwhile, the tail-end water purifying units 31 adopt mutually independent parallel structures to ensure that only part of tail-end water purifying units 31 are opened to operate when the tail-end water purifying units are opened, the operation of other tail-end water purifying units 31 cannot be influenced when some tail-end water purifying units 31 break down, the tail-end water purifying units 31 can be used as spare parts, and the normal operation of the whole water purifying unit E cannot be influenced when the damaged tail-end water purifying units 31 are maintained.

In any of the above aspects, preferably, the mud-water screening device B includes an outer fixed cylinder 34, an inner rotary screen drum 35 is arranged in the inner cavity of the outer fixed cylinder barrel 34 in a matching way, the upper end of the inner rotary screen drum 35 movably and hermetically penetrates through an upper end cover 36 of the outer fixed cylinder barrel 34, a hollow feed plug 37 is fixed in the internal thread of the upper inner cavity of the inner rotary screen drum 35, the upper part of the inner rotary screen drum 35 is fixedly connected with a centrifugal motor 39 through a belt driving part 38, the hollow feeding plug 37 realizes feeding by a through central mud inlet hole 40 arranged at the center thereof, a T-shaped plug 41 is provided in the cavity of the inner rotating screen drum 35 below the hollow feed plug 37, the top of the T-shaped plug 41 is fixedly connected with the bottom of the hollow feeding plug 37 through a plurality of upright posts 42, a hollow mud discharge pipe 43 is hermetically and movably inserted in the cavity of the inner rotary screen drum 35 below the T-shaped plug 41, the bottom of the hollow mud discharge pipe 43 is movably and hermetically penetrated through the inner rotary screen drum 35 and the lower end cover 44 of the outer fixed cylinder 34, a lifting disc 45 is fixedly arranged on the outer side wall of the lower end of the hollow mud discharge pipe 43 below the lower end cover 44, the top parts of two ends of the lifting disc 45 are respectively fixed with a lifting mud discharging synchronous cylinder 46, the upper ends of the two lifting mud discharging synchronous cylinders 46 are fixedly connected with the bottom of the lower end cover 44, the piston rods at the lower ends are fixedly connected with the bottom of the lifting disc 45, and water liquid outlet pipe orifices 47 are arranged on two sides of the bottom of the external fixed cylinder barrel 34, and each water liquid outlet pipe orifice 47 is respectively connected with an auxiliary water purifying device at a corresponding position.

The mud-water separation device B utilizes the high-speed rotation of the centrifugal motor 39 to drive the internal rotating screen cylinder 35 to rotate at a high speed, so that the water liquid entering the mud inside the mud can be quickly thrown outwards by centrifugal force and thrown into an annular space between the internal rotating screen cylinder 35 and the inside of the external fixed cylinder 34, the screened water liquid can downwards flow out and enter the corresponding vertical water purification modules 48 through the water liquid outlet pipe orifices 47, and pressurized water pumps are configured on the water liquid outlet pipe orifices 47 for smooth entering of the water liquid, and the water liquid entering the inside of the auxiliary water purification device is purified.

The sludge with the screened moisture is accumulated inside the internal rotating screen drum 35, the lifting disc 45 can be driven to drive the hollow slurry discharge pipe 43 to move downwards and be separated from the T-shaped plug 41 by controlling the downward extension and retraction of the two lifting slurry discharge synchronous cylinders 46, and the sludge accumulated on the upper part of the T-shaped plug 41 can flow downwards from the cavity of the hollow slurry discharge pipe 43, so that the sludge can be discharged quickly; and after the discharging is finished, controlling the hollow mud discharging pipe 43 to return upwards and plugging the T-shaped plug 41 to realize continuous centrifugal screening.

In any of the above schemes, preferably, the secondary water purification device includes a vertical water purification module 48, the bottom of the water liquid outlet pipe 47 is connected to the water inlet end of the vertical water purification module 48, the bottom of the vertical water purification module 48 is provided with a purified water outlet end 49 and a waste water outlet end 50, and the purified water outlet end 49 and the waste water outlet end 50 are both connected to the downstream water treatment pipeline.

The water liquid purified by the vertical water purification module 48 can be conveyed to a downstream water treatment pipeline for further deep purification treatment so as to ensure the water quality treatment effect.

The specific working principle is as follows:

the method for monitoring the sewage treatment effect by utilizing the comprehensive sewage multi-effect stage treatment system is characterized in that the comprehensive sewage multi-effect stage treatment system comprises the following steps:

s1: introducing heavy sewage containing mud to be treated into the sewage settling unit A;

s2: the sewage settling unit A receives sewage and utilizes a residue filtering and discharging mechanism 5 to pre-filter the discharged sewage, filtered slag is sent to a slag collecting device 6, the filtered mud-containing sewage is settled and layered in a sewage settling tank 4, the upper layer is supernatant, and the lower layer is slurry;

s3: supernatant in the sewage sedimentation tank 4 is conveyed downstream through a water absorption vertical pipe 902 and enters the sewage multi-dimensional comprehensive aeration decomposition component C;

s4: the lower layer of mud in the sewage settling tank 4 is sent into a mud-water screening device B through a mud discharge pipeline 1;

s5: the sewage entering the inside of the sewage multidimensional comprehensive aeration decomposition component C realizes multi-effect aeration decomposition in the aeration tank 10 inside the sewage multidimensional comprehensive aeration decomposition component C;

s6: in the multi-effect aeration decomposition process in the aeration tank 10, a proper amount of aerobic microorganism bacterial liquid needs to be discontinuously added into the aeration tank 10 to ensure the effect of sewage aeration treatment decomposition;

s7: when aeration treatment is carried out in the aeration tank 10 of the sewage multidimensional comprehensive aeration decomposition component C by utilizing a double-shaft reverse linkage rotary stirring mechanism, samples need to be taken from the aeration tank 10 discontinuously, and the samples are sent to an external water quality detection system for water quality detection;

s8: discharging the water liquid after the water quality is qualified through detection to a final sedimentation tank D;

s9: directly conveying the supernatant liquid standing in the final sedimentation tank D to a water purification unit E for tail end purification treatment;

s10: the mud liquid deposited at the lower part of the final sedimentation tank D is conveyed to the inlet end of the mud-water separation device B through a pipeline and enters the mud-water separation device B together with the mud conveyed by the upstream mud discharge pipeline 1, and the centrifugal separation of mud and water is completed in the mud-water separation device B;

s11: the sludge dehydrated and separated by the sludge-water separation device B is conveyed to a downstream process for sludge drying treatment; the separated water liquid completes water purification treatment in a vertical water purification module 48 of the secondary water purification device and respectively conveys purified water and wastewater to the downstream;

s12: and a tail end water quality monitoring system is arranged at a tail end purified water output end of the system and used for monitoring whether the water quality after treatment reaches the standard or not, when the water quality reaches the standard, water liquid is discharged outwards, otherwise, the water liquid is conveyed into the aeration tank 10 again for secondary aeration dosing treatment until the water quality is qualified after monitoring.

In any of the above schemes, preferably, a water quality monitoring sensor is further installed in the aeration tank 10 in step S7, the water quality monitoring sensor is in signal connection with an external water quality detection system, and the water quality monitoring sensor collects water quality data in the aeration tank to realize real-time monitoring of the water quality of the aeration treatment.

This synthesize sewage multiple effect classification system adopts and has set up sewage sedimentation unit A and utilize filter residue slag extractor 5 above that to realize filtering the great granule such as impurity, leaf in the mud that gets into when handling containing mud heavy sewage, smoothness nature when guaranteeing follow-up sludge treatment, and the supernatant sewage after the inside settlement of standing of sewage sedimentation unit A simultaneously can realize the height of accurate control water absorption riser 902 under the effect of screw slider mechanism 9 to guarantee the quick flowing back to the supernatant after standing effectively. The supernatant sewage after standing separation enters the multi-dimensional comprehensive aeration decomposition component C for sewage to realize bidirectional multi-stirring type multi-stage aeration and oxygen treatment, and simultaneously liquid medicine and corresponding aerobic bacteria liquid are added during aeration, so that the sewage can be effectively decomposed and treated, the content of organic matters and relatively harmful substances in the water is reduced, and the quality of the water is ensured. The residue filtering and discharging mechanism 5 arranged before sewage water inlet can filter the residue of the mud-containing sewage, and can simultaneously scrape and discharge materials when the tail end residue outlet 505 is opened, so that the material discharging effect is improved. The parallel-arranged tail-end water purifying units 31 arranged in the water purifying unit E can ensure the efficiency of water purifying treatment, meanwhile, the tail-end water purifying units 31 adopt mutually independent parallel structures to ensure that only part of the tail-end water purifying units 31 are opened to operate when being opened, the operation of other tail-end water purifying units 31 cannot be influenced when some tail-end water purifying units 31 break down, the tail-end water purifying units 31 can be used as spare parts, and the normal operation of the whole water purifying unit E cannot be influenced when the damaged tail-end water purifying units 31 are maintained.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will 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; the modifications or the substitutions do not cause the essence of the corresponding technical solutions to depart from the scope of the technical solutions of the embodiments of the present invention, and the technical solutions are all covered in the scope of the claims and the specification of the present invention; it will be apparent to those skilled in the art that any alternative modifications or variations to the embodiments of the present invention may be made within the scope of the present invention.

The present invention is not described in detail, but is known to those skilled in the art.

Claims (10)

1. Synthesize sewage multiple-effect hierarchical processing system, its characterized in that: including the sewage sedimentation unit the sub-unit connection of sewage sedimentation unit has a row's mud pipe way of taking the pump, the end-to-end connection of row mud pipe way has a mud-water screen to leave the device, the mud-water screen is used for realizing the mud-water separation to the lower floor's mud that subsides back formation in the sewage sedimentation unit and is handled the sewage drain line of taking the pump is installed on the upper portion of sewage sedimentation unit, sewage drain line's end-to-end connection has a sewage multidimension to synthesize the aeration and decomposes the subassembly, the final sedimentation tank is connected to the low reaches of sewage multidimension synthesis aeration and decomposes the subassembly, the purification supernatant of final sedimentation tank is connected in low reaches flows in the water purification unit in low reaches through the water purification pipeline the sedimentary mud liquid of final sedimentation tank lower part is transported to through the pipeline mud-water screen carries out deep separation to handle.

2. The integrated multi-effect sewage grading treatment system according to claim 1, characterized in that: the sewage sedimentation unit comprises a sewage sedimentation tank, a filter residue deslagging mechanism is installed on the upper portion of the sewage sedimentation tank, the filter residue deslagging mechanism is used for filtering slag materials in the mud-containing sewage entering the sewage sedimentation tank, a slag material collecting device is installed on one side of the sewage sedimentation tank, a positioning vertical seat is installed at the top of the sewage sedimentation tank, a vertical positioning frame is fixedly installed on the positioning vertical seat, a vertically-arranged screw slider mechanism is installed in the vertical positioning frame, a water absorption vertical pipe is fixedly installed on a lifting slider of the screw slider mechanism, the top of the water absorption vertical pipe is fixedly installed with one positioning vertical seat, the sewage drainage pipeline is connected with the sewage drainage pipeline through corrugated telescopic pipes.

3. The integrated multi-effect sewage multi-stage treatment system according to claim 2, wherein: the sewage multidimensional comprehensive aeration decomposition component comprises an aeration tank, a double-shaft reverse linkage rotary stirring mechanism is installed in the aeration tank, the left end of the double-shaft reverse linkage rotary stirring mechanism movably extends out of the aeration tank and is connected with a double-shaft driving mechanism, the double-shaft driving mechanism is used for driving the double-shaft reverse linkage rotary stirring mechanism to realize coaxial bidirectional reverse stirring of sewage in the aeration tank, and the right end of the double-shaft reverse linkage rotary stirring mechanism movably extends out of the outer side of the aeration tank and is connected with an oxygen supply component.

4. The integrated multi-effect sewage treatment system of claim 3, wherein: the double-shaft reverse linkage rotary stirring mechanism comprises a fixedly arranged U-shaped seat, the top of the U-shaped seat is respectively and fixedly provided with a bearing seat, an inner rotating shaft is movably inserted in the bearing seat on the left side, the right end of the inner rotating shaft movably extends into the aeration tank and movably and hermetically penetrates out of the right end of the aeration tank, an inner drive bevel gear is coaxially fixed on the inner rotating shaft between the two bearing seats, a hollow gear pipe is movably sleeved on the outer side wall of the inner rotating shaft on the right side of the inner drive bevel gear, an outer drive bevel gear is integrally formed on the outer side wall of the left end of the hollow gear pipe, the outer drive bevel gear and the inner drive bevel gear are symmetrically arranged, and a central drive bevel gear meshed with the inner drive bevel gear is arranged below the inner drive bevel gear and the outer drive bevel gear, the central driving bevel gear drives the inner driving bevel gear and the outer driving bevel gear to realize coaxial reverse rotation, the right end of the hollow gear pipe movably penetrates out of the bearing seat at the corresponding position and movably and hermetically extends to the inside of the steam exposure pool, a left end forward stirrer is fixedly connected to the outer side wall of the right end of the hollow gear pipe on the inner side of the steam exposure pool integrally, a right end reverse stirrer is fixed to the outer side wall of the inner rotating shaft on the right side of the left end forward stirrer, the left end forward stirrer and the right end reverse stirrer move synchronously and reversely and are matched to realize stirring and aeration of sewage in the steam exposure pool, and a central gear shaft at the bottom of the central driving bevel gear movably penetrates out of the bottom of the U-shaped seat and is connected with the output end of the double-shaft driving mechanism.

5. The integrated multi-effect sewage treatment system of claim 4, wherein: the double-shaft driving mechanism comprises a servo driving motor fixedly installed on the outer side wall of the left end of the aeration tank, a fixedly arranged bevel gear reducer is installed at the output shaft end of the servo driving motor, the output end of the bevel gear reducer is connected with a central gear shaft corresponding to the position, and the servo driving motor drives the left end forward stirrer and the right end reverse stirrer to synchronously and reversely rotate and stir in the aeration tank to achieve the purpose of rapid aeration of sewage in the tank.

6. The integrated multi-effect sewage treatment system of claim 5, wherein: the left end forward agitator with the right-hand member reverse agitator is the same rotary agitator of structure, rotary agitator includes that one is fixed on the right-hand member lateral wall of hollow gear pipe or the rotary disk on the lateral wall of interior pivot there is the rotatory stirring tooth of a plurality of along the even interval fixed mounting of its circumference on the lateral wall of rotary disk.

7. The integrated multi-effect sewage multi-stage treatment system of claim 6, wherein: the water purification unit comprises a plurality of terminal water purification units which are connected in parallel, branch water purification control valves are installed on branch pipelines where the terminal water purification units are located, and each branch pipeline is connected with the water purification pipeline through multiple channels.

8. The integrated multi-effect sewage treatment system of claim 7, wherein: the mud-water separation device comprises an external fixed cylinder, an internal rotating screen cylinder is installed in an inner cavity of the external fixed cylinder in a matching mode, the upper end of the internal rotating screen cylinder movably and hermetically penetrates through an upper end cover of the external fixed cylinder, a hollow feeding plug is fixed in an inner cavity of the upper portion of the internal rotating screen cylinder in an internal thread mode, the upper portion of the internal rotating screen cylinder is fixedly connected with a centrifugal motor through a belt driving part, the hollow feeding plug realizes feeding through a through center mud inlet hole formed in the center of the hollow feeding plug, a T-shaped plug is arranged in a cavity of the internal rotating screen cylinder below the hollow feeding plug, the top of the T-shaped plug is fixedly connected with the bottom of the hollow feeding plug through a plurality of stand columns, a hollow mud discharging pipe is movably and movably inserted in the cavity of the internal rotating screen cylinder below the T-shaped plug, the bottom of the hollow mud discharging pipe movably and hermetically penetrates through the lower end covers of the internal rotating screen cylinder and the external fixed cylinder, a lower end cover of the hollow mud discharging pipe below the lower end cover is fixedly installed on the lower end wall of the hollow mud discharging pipe below the lower end cover, two lifting plates fixed at the two ends of the lifting disc, the lifting disc is fixedly connected with two lifting cylinders at the upper ends of a lifting cylinder, and a water outlet device at the two synchronous lifting cylinder, and a water outlet of the two synchronous lifting cylinder are fixedly connected with the discharging cylinder, and a water outlet of the water outlet cylinder, and a water outlet device at the lower end of the synchronous lifting cylinder, and a piston rod of the synchronous water outlet of the synchronous water discharging cylinder are fixedly connected with the synchronous water discharging device.

9. A method for monitoring sewage treatment effect by utilizing a comprehensive sewage multi-effect graded treatment system, wherein the comprehensive sewage multi-effect graded treatment system is the comprehensive sewage multi-effect graded treatment system in claims 1-8, and is characterized in that: the method comprises the following steps:

s1: introducing mud-containing heavy sewage to be treated into the sewage settling unit;

s2: the sewage settling unit receives sewage and utilizes a residue filtering and discharging mechanism to pre-filter the discharged sewage, filtered slag is sent to a slag collecting device, filtered mud-containing sewage is settled and layered in the sewage settling tank, the upper layer is supernatant and the lower layer is slurry;

s3: supernatant in the sewage settling tank is conveyed downstream through a water absorption vertical pipe and enters the inside of the sewage multi-dimensional comprehensive aeration decomposition component;

s4: the mud on the lower layer in the sewage sedimentation tank is sent into a mud-water screening device through a mud discharge pipeline;

s5: the sewage entering the inside of the sewage multidimensional comprehensive aeration decomposition component realizes multi-effect aeration decomposition inside an aeration tank inside the sewage multidimensional comprehensive aeration decomposition component;

s6: in the process of multi-effect aeration decomposition in the aeration tank, a proper amount of aerobic microbial liquid needs to be discontinuously added into the interior of the aeration tank to ensure the effect of aeration treatment decomposition on sewage;

s7: when aeration treatment is carried out in an aeration tank of the sewage multidimensional comprehensive aeration decomposition component by utilizing a double-shaft reverse linkage rotary stirring mechanism, samples need to be intermittently taken from the aeration tank and sent to an external water quality detection system for water quality detection;

s8: discharging the water liquid after the water quality is qualified through detection to a final sedimentation tank;

s9: directly conveying the supernatant liquid standing in the final sedimentation tank to a water purification unit for tail end purification treatment;

s10: the mud liquid deposited at the lower part of the final sedimentation tank is conveyed to the inlet end of the mud-water screening device through a pipeline and enters the mud-water screening device together with the mud conveyed by the upstream mud discharge pipeline, and the centrifugal separation of mud and water is completed in the mud-water screening device;

s11: the sludge dewatered and separated by the sludge-water separating device is conveyed to a downstream process for sludge drying treatment; the separated water liquid completes water purification treatment in a vertical water purification module of the secondary water purification device and respectively conveys purified water and wastewater to the downstream;

s12: and a tail end water quality monitoring system is arranged at a tail end purified water output end of the system and used for monitoring whether the treated water quality reaches the standard or not, when the water quality reaches the standard, the water liquid is discharged outwards, otherwise, the water liquid is conveyed into the aeration tank again for secondary aeration dosing treatment until the water quality is qualified after monitoring.

10. The method for realizing monitoring of sewage treatment effect by utilizing the comprehensive sewage multi-effect graded treatment system according to claim 9, which is characterized in that: and a water quality monitoring sensor is further installed in the aeration tank in the step S7, the water quality monitoring sensor is in signal connection with an external water quality detection system, and the water quality monitoring sensor is used for acquiring water quality data in the aeration tank to realize real-time monitoring of the water quality of the aeration treatment.

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