CN214781225U - Sewage treatment system based on virtual flowmeter - Google Patents
Sewage treatment system based on virtual flowmeter Download PDFInfo
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- CN214781225U CN214781225U CN202121283118.1U CN202121283118U CN214781225U CN 214781225 U CN214781225 U CN 214781225U CN 202121283118 U CN202121283118 U CN 202121283118U CN 214781225 U CN214781225 U CN 214781225U
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Abstract
The utility model provides a sewage treatment system based on virtual flowmeter, including bottom plate, mounting panel and discharge tank, there are grid well, equalizing basin and sludge impoundment in proper order at the top of bottom plate from a left side to the right side, there are preliminary treatment pond, high load reaction tank and sedimentation tank in proper order at the top of mounting panel from a left side to the right side fixed mounting, and one side intercommunication of sludge impoundment inner wall has the mud return line, and the other end of mud return line and the inside intercommunication of sedimentation tank, the inside intercommunication in preliminary treatment pond have the backward flow mud pipeline, and the other end of backward flow mud pipeline communicates with the inside of sedimentation tank. The utility model provides a sewage treatment system based on virtual flowmeter has the function of cyclic processing, can better quantify sewage treatment volume, and the unable quantization problem of the rural sewage treatment volume of effectual solution improves the benefit for the rural sewage treatment of project investor quantization, and the cost has been practiced thrift in the effectual rural sewage treatment development that promotes, has wide application prospect.
Description
Technical Field
The utility model relates to a sewage treatment field especially relates to a sewage treatment system based on virtual flowmeter.
Background
Domestic sewage is wastewater discharged in daily life of residents and mainly comes from residential buildings and public buildings, such as houses, institutions, schools, hospitals, shops, public places, industrial enterprise toilets and the like. The pollutants contained in the domestic sewage are mainly organic matters (such as protein, carbohydrate, fat, urea, ammonia nitrogen and the like) and a large amount of pathogenic microorganisms (such as parasitic ova, enteroinfectious viruses and the like). Organic matters existing in domestic sewage are extremely unstable and easily decomposed to generate offensive odor. Bacteria and pathogens propagate in large quantities by taking organic matters in domestic sewage as nutrition, and can cause epidemic of infectious diseases. Therefore, domestic sewage must be treated before being discharged.
At present, a village and town sewage treatment mode mainly adopts a decentralized treatment mode, a centralized treatment mode and a pipe network sewage interception mode. The rural domestic sewage treatment has the characteristics of wide range and dispersion, and meanwhile, the sewage yield is small, the fluctuation is obvious, the change coefficient is large, the project economic benefit is poor, the project construction capital investment is low, and the relevant instruments are difficult to be matched according to the construction requirements of urban sewage treatment plants.
Therefore, it is necessary to provide a sewage treatment system based on a virtual flow meter to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a sewage treatment system based on virtual flowmeter has solved the sewage treatment wide face, the dispersion problem of handling not convenient for.
In order to solve the technical problem, the utility model provides a sewage treatment system based on a virtual flowmeter, which comprises a bottom plate, a mounting plate and a discharge groove, wherein a grid well, an adjusting tank and a sludge tank are sequentially and fixedly mounted at the top of the bottom plate from left to right, a pretreatment tank, a high-load reaction tank and a sedimentation tank are sequentially and fixedly mounted at the top of the mounting plate from left to right, one side of the inner wall of the sludge tank is communicated with a sludge return pipeline, the other end of the sludge return pipeline is communicated with the interior of the sedimentation tank, a return sludge pipeline is communicated with the interior of the pretreatment tank, the other end of the return sludge pipeline is communicated with the interior of the sedimentation tank, a sewage pipeline is communicated with the interior of the pretreatment tank, one side of the inner wall of the adjusting tank is slidably connected with a sliding plate, two water pumps are arranged at the bottom of the sliding plate, and water suction ports of the two water pumps are communicated with a water suction pipe, the two water suction pipes are provided with filter components, the water outlets of the two water pumps are communicated with water outlet pipes, and the other ends of the two water outlet pipes are communicated with a sewage pipeline;
the daily sewage treatment capacity of a project of the rural sewage treatment facility points is generally from more than 10t/d to hundreds of tons, and according to the size of the project construction scale, for example, one or more sets of rural sewage treatment facilities are mostly spliced in parallel according to the integrated rural sewage treatment facility points with the daily sewage treatment capacity of more than 40t/d, so that the production cost of equipment manufacturers is saved, and the equipment is convenient to alternately maintain.
Preferably, an air pipeline is arranged at the top of the high-load reaction tank.
Preferably, the interior of the sedimentation tank is communicated with a discharge pipe, and the other end of the discharge pipe is communicated with the interior of the discharge groove.
Preferably, the two water outlet pipes are provided with ball valves and check valves.
Preferably, the top of equalizing basin and sludge impoundment all is through two backup pad fixedly connected with drive assembly, drive assembly includes the drive frame, one side fixedly connected with motor of drive frame inner wall, the output shaft fixedly connected with winding wheel of motor, the surface winding of winding wheel has the rope, the other end of rope with the top fixed connection of sliding plate.
Preferably, the filtering component comprises a water absorption frame fixed on the water absorption pipe, and filtering holes are formed in two sides of the water absorption frame.
Preferably, the outer surface of the water absorption frame is connected with a clearing sleeve in a sliding mode, a sealing sleeve is arranged between the clearing sleeve and the water absorption frame, the top of the water absorption frame is fixedly connected with an electric telescopic rod, the top end of the electric telescopic rod is fixedly connected with the top of the inner wall of the clearing sleeve, and the clearing sleeve is connected with the outer surface of the water absorption pipe in a sliding mode through a sealing ring.
Compared with the prior art, the utility model provides a sewage treatment system based on virtual flowmeter has following beneficial effect:
the utility model provides a sewage treatment system based on a virtual flowmeter, which carries out preliminary treatment on entering sewage through a pretreatment tank, and discharges the sewage to the inside of a high-load reaction tank through a pipeline, carries out reaction treatment on the sewage through the high-load reaction tank, discharges the water source for carrying out reaction treatment on the sewage to the inside of a sedimentation tank through the high-load reaction tank, carries out sedimentation treatment on the sewage through the sedimentation tank, discharges the treated water source through a discharge pipe, discharges sludge in the sedimentation tank to the inside of a sludge tank through a sludge return pipeline, reduces the sludge below the sedimentation tank to the inside of the pretreatment tank through a return sludge pipeline, carries out circulation treatment, can better quantize the sewage treatment capacity, effectively solves the problem that the rural sewage treatment capacity cannot be quantized, quantizes the rural sewage treatment benefit for project investors, effectively promotes the rural sewage treatment development, saves the cost and has wide application prospect.
Drawings
FIG. 1 is a schematic structural diagram of a preferred embodiment of a virtual flowmeter-based sewage treatment system according to the present invention;
FIG. 2 is a sectional view of the combination of the grating well, the equalizing basin and the sludge basin shown in FIG. 1;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
fig. 4 is a schematic structural diagram of the driving assembly shown in fig. 2.
Reference numbers in the figures: 1. a base plate; 2. mounting a plate; 3. a discharge tank; 4. a grid well; 5. a regulating tank; 6. a sludge tank; 7. a pretreatment tank; 8. a high-load reaction tank; 9. a sedimentation tank; 10. a sludge return line; 11. a return sludge line; 12. a sewage conduit; 14. a sliding plate; 15. a water pump; 16. a suction pipe; 17. a filter assembly; 171. a water absorption frame; 172. a filtration pore; 173. removing the sleeve; 174. sealing sleeves; 175. an electric telescopic rod; 18. a water outlet pipe; 19. an air duct; 20. a discharge pipe; 21. a ball valve; 22. a check valve; 23. a drive assembly; 231. a drive frame; 232. a motor; 233. a winding wheel; 234. a rope.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Please refer to fig. 1, fig. 2, fig. 3, and fig. 4, in which fig. 1 is a schematic structural diagram of a preferred embodiment of a sewage treatment system based on a virtual flowmeter according to the present invention; FIG. 2 is a sectional view of the combination of the grating well, the equalizing basin and the sludge basin shown in FIG. 1; FIG. 3 is an enlarged view of a portion of FIG. 2 at A; fig. 4 is a schematic structural diagram of the driving assembly shown in fig. 2. The sewage treatment system based on the virtual flowmeter comprises a bottom plate 1, a mounting plate 2 and a discharge groove 3, wherein a grid well 4, an adjusting tank 5 and a sludge tank 6 are sequentially and fixedly mounted at the top of the bottom plate 1 from left to right, a pretreatment tank 7, a high-load reaction tank 8 and a sedimentation tank 9 are sequentially and fixedly mounted at the top of the mounting plate 2 from left to right, one side of the inner wall of the sludge tank 6 is communicated with a sludge return pipeline 10, the other end of the sludge return pipeline 10 is communicated with the inside of the sedimentation tank 9, the inside of the pretreatment tank 7 is communicated with a return sludge pipeline 11, the other end of the return sludge pipeline 11 is communicated with the inside of the sedimentation tank 9, the inside of the pretreatment tank 7 is communicated with a sewage pipeline 12, one side of the inner wall of the adjusting tank 5 is slidably connected with a sliding plate 14, and the bottom of the sliding plate 14 is provided with two water pumps 15, the water inlets of the two water pumps 15 are communicated with water suction pipes 16, the two water suction pipes 16 are provided with filter assemblies 17, the water outlets of the two water pumps 15 are communicated with water outlet pipes 18, and the other ends of the two water outlet pipes 18 are communicated with a sewage pipeline 12;
the pretreatment tank 7, the high-load reaction tank 8 and the sedimentation tank 9 are connected through pipelines, and one ends of the pipelines are provided with corresponding water pumps or mud pumps.
The daily sewage treatment capacity of a project of the rural sewage treatment facility points is generally more than 10t/d to hundreds of tons, and according to the size of the project construction scale, for example, one or more sets of rural sewage treatment facilities are mostly spliced in parallel according to the integrated rural sewage treatment facility points with the daily sewage treatment capacity of more than 40t/d, so that the production cost of equipment manufacturers is saved, and the equipment is convenient to alternately maintain;
data model virtual flowmeter calculation based on data cloud platform "
And (5) calculating the data model virtual flowmeter. The method comprises the following steps: known flow m of single submersible pump3H, the rated flow m of the submersible pump can be adopted3H, or a known single submersible pump flow measurement m3H is used as the reference value. The submersible pumps in rural sewage treatment facilities operate at rated rotating speed and rated flow, and the liquid level floating ball is used as a start-stop signal of the submersible pump.
Flow m of single submersible pump3Measured value m of flow of known single submersible pump3/h/3600；
The formula for judging the sewage water amount is as follows: known single submersible pump flow m of Q1 # 1 pump3T1; known single submersible pump flow m of Q2 # 2 pump3/s*T2；Q＝Q1+Q2+Qn；
The formula for judging the sewage water amount is as follows: q-rural sewage treatment facility point sewage treatment virtual flow m3D; a- -the empirical value m of the normal sewage treatment capacity of rural sewage treatment facility points3D; virtual flow m of submersible pump of Q1-1 # pump per day3D; virtual flow m of submersible pump of Q2-2 # pump per day3D; t1-accumulating the system for 24 hours each day to automatically collect the start-stop time of the submersible pump; t2-accumulating the system for 24 hours each day to automatically collect the start-stop time of the submersible pump;
data cloud platform system accumulates 24 hours per day and automatically acquires starting and stopping time of submersible pump and flow m of single submersible pump3Data such as/s, adding and summing multiple submersible pumps to calculate the virtual sewage treatment capacity of the rural sewage treatment facility point on the same day, and contrasting with the rural sewage treatment facilityThe sewage treatment amount of the application point during normal operation is judged: when Q is smaller than or close to A, the rural sewage treatment facility points normally treat sewage; when Q is larger than A, the running conditions of equipment such as rural sewage treatment facility point floating balls and the like need to be checked; when Q is less than A, the running conditions of equipment such as floating balls of rural sewage treatment facility points and pipe networks need to be checked, and an effective scheme is provided for the running management of the rural sewage treatment facility points.
Application range of the virtual flowmeter is as follows: generally, submersible pumps with power below 7.5KW are operated according to rated flow, rated power and rated rotating speed. Under the intact running states such as immersible pump impeller, through data ization cloud platform data acquisition, adopt virtual flowmeter can better quantify sewage treatment capacity. The impeller of the submersible pump is maintained, and the flow calculation error is reduced.
Preliminary application shows that the virtual flowmeter is a practical and feasible technology and is provided with the following components: the method has the advantages of flexible configuration, low deployment cost, no need of installation, energy conservation, no energy consumption, no equipment depreciation loss, no need of full pipe, enough straight pipe section installation requirements and the like. The disadvantages are that: the liquid level can influence the measurement to cause actual error, and the impeller abrasion can also generate error, and the measurement error is slightly larger than that of a solid flowmeter. The flowmeter can be used for partially replacing the traditional metering equipment and can also be used as a supplement or standby scheme of an entity flowmeter;
by adopting the virtual flowmeter, the sewage treatment capacity can be better quantified, the problem that the rural sewage treatment capacity cannot be quantified can be solved, a quantitative calculation method is provided for quantifying the rural sewage treatment benefit of project investors, and the rural sewage treatment development is powerfully promoted. The virtual flowmeter can provide virtual data for emergency when the flowmeter fails, so that the breakdown of an automatic control system is avoided, and meanwhile, the virtual flowmeter can play a great role in production regulation, environmental statistics, benefit evaluation and the like for projects without the solid flowmeter. The virtual flowmeter has wide application prospect in future water treatment.
The top of the high-load reaction tank 8 is provided with an air pipeline 19.
A discharge pipe 20 is communicated with the interior of the sedimentation tank 9, and the other end of the discharge pipe 20 is communicated with the interior of the discharge groove 3;
and the discharge pipe 20 is used for discharging the water source after sedimentation in the sedimentation tank 9.
The two water outlet pipes 18 are respectively provided with a ball valve 21 and a check valve 22;
the control of the water outlet pipe 18 is facilitated through the arrangement of the ball valve 21, and the backflow phenomenon is avoided through the arrangement of the check valve 22.
The top parts of the adjusting tank 5 and the sludge tank 6 are fixedly connected with a driving assembly 23 through two supporting plates, the driving assembly 23 comprises a driving frame 231, one side of the inner wall of the driving frame 231 is fixedly connected with a motor 232, an output shaft of the motor 232 is fixedly connected with a winding wheel 233, the outer surface of the winding wheel 233 is wound with a rope 234, and the other end of the rope 234 is fixedly connected with the top part of the sliding plate 14;
through the setting of drive assembly 23, can drive sliding plate 14 up-and-down motion, through the motion about sliding plate 14, can drive 15 up-and-down motion of water pump, and the motion about water pump 15 is convenient for to the work of absorbing water of equalizing basin different positions, and the staff of also being convenient for moreover is to the maintenance and the change of water pump 15, and motor 232 adopts prior art's connected mode and coding mode to set up.
The filter assembly 17 comprises a water absorption frame 171 fixed on the water absorption pipe 16, and both sides of the water absorption frame 171 are provided with filter holes 172;
through the opening of the filtering holes 172, the water source in the adjusting tank can be conveniently filtered.
The outer surface of the water absorption frame 171 is connected with a clearing sleeve 173 in a sliding manner, a sealing sleeve 174 is arranged between the clearing sleeve 173 and the water absorption frame 171, the top of the water absorption frame 171 is fixedly connected with an electric telescopic rod 175, the top end of the electric telescopic rod 175 is fixedly connected with the top of the inner wall of the clearing sleeve 173, and the clearing sleeve 173 is connected with the outer surface of the water absorption pipe 16 in a sliding manner by adopting a sealing ring;
through electric telescopic handle 175's start-up, can drive and clear away cover 173 up-and-down motion, and clear away the motion about cover 173, can scrape the rubbish of absorbing water frame 171 both sides and get, and then the better work of absorbing water of being convenient for water pump 15, and seal cover 174 obtains setting, has further improved its sealed effect.
The utility model provides a sewage treatment system based on virtual flowmeter's theory of operation as follows:
the water source in the regulating tank 5 can be absorbed by starting the water pump 15, and is discharged into the pretreatment tank 7 through the sewage pipeline 12, the sewage entering the pretreatment tank 7 is subjected to primary treatment, and is discharged into the high-load reaction tank 8 through the pipeline, and the sewage is subjected to reaction treatment through the high-load reaction tank 8;
the water source that carries out reaction treatment to sewage through high load reaction tank 8 is arranged to the inside of sedimentation tank 9, carries out precipitation treatment to sewage through sedimentation tank 9, and the water source after the processing is discharged through delivery pipe 20, discharges the inside mud of sedimentation tank 9 inside to sludge impoundment 6 through mud return line 10 in addition to through backward flow mud pipeline 11, reduce the mud of the below after the sediment and arrange to the inside of preliminary treatment pond 7, carry out circulation treatment.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a sewage treatment system based on virtual flowmeter, includes bottom plate (1), mounting panel (2) and drain tank (3), its characterized in that: the top of the bottom plate (1) is sequentially and fixedly provided with a grid well (4), an adjusting tank (5) and a sludge tank (6) from left to right, the top of the mounting plate (2) is sequentially and fixedly provided with a pretreatment tank (7), a high-load reaction tank (8) and a sedimentation tank (9) from left to right, one side of the inner wall of the sludge tank (6) is communicated with a sludge return pipeline (10), the other end of the sludge return pipeline (10) is communicated with the inside of the sedimentation tank (9), the inside of the pretreatment tank (7) is communicated with a return sludge pipeline (11), the other end of the return sludge pipeline (11) is communicated with the inside of the sedimentation tank (9), the inside of the pretreatment tank (7) is communicated with a sewage pipeline (12), one side of the inner wall of the adjusting tank (5) is slidably connected with a sliding plate (14), and the bottom of the sliding plate (14) is provided with two water pumps (15), the water suction ports of the two water pumps (15) are communicated with water suction pipes (16), the two water suction pipes (16) are provided with filter assemblies (17), the water outlets of the two water pumps (15) are communicated with water outlet pipes (18), and the other ends of the two water outlet pipes (18) are communicated with a sewage pipeline (12).
2. The virtual flowmeter-based sewage treatment system according to claim 1, wherein an air pipe (19) is provided at the top of the high-load reaction tank (8).
3. The virtual flowmeter-based sewage treatment system according to claim 1, wherein the interior of said sedimentation tank (9) communicates with a discharge pipe (20), and the other end of said discharge pipe (20) communicates with the interior of said discharge tank (3).
4. The virtual flow meter based sewage treatment system according to claim 1, wherein a ball valve (21) and a check valve (22) are provided on both of said outlet pipes (18).
5. The sewage treatment system based on the virtual flow meter according to claim 1, wherein the top of the adjusting tank (5) and the top of the sludge tank (6) are fixedly connected with a driving assembly (23) through two supporting plates, the driving assembly (23) comprises a driving frame (231), a motor (232) is fixedly connected to one side of the inner wall of the driving frame (231), an output shaft of the motor (232) is fixedly connected with a winding wheel (233), a rope (234) is wound on the outer surface of the winding wheel (233), and the other end of the rope (234) is fixedly connected with the top of the sliding plate (14).
6. The sewage treatment system based on the virtual flowmeter as recited in claim 1, wherein the filtering assembly (17) comprises a water suction frame (171) fixed on the water suction pipe (16), and filtering holes (172) are formed in both sides of the water suction frame (171).
7. The sewage treatment system based on the virtual flow meter according to claim 6, wherein a clearing sleeve (173) is connected to the outer surface of the water absorption frame (171) in a sliding manner, a sealing sleeve (174) is arranged between the clearing sleeve (173) and the water absorption frame (171), an electric telescopic rod (175) is fixedly connected to the top of the water absorption frame (171), the top end of the electric telescopic rod (175) is fixedly connected to the top of the inner wall of the clearing sleeve (173), and the clearing sleeve (173) is connected to the outer surface of the water absorption pipe (16) in a sliding manner by adopting a sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121283118.1U CN214781225U (en) | 2021-06-09 | 2021-06-09 | Sewage treatment system based on virtual flowmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121283118.1U CN214781225U (en) | 2021-06-09 | 2021-06-09 | Sewage treatment system based on virtual flowmeter |
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| Publication Number | Publication Date |
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| CN214781225U true CN214781225U (en) | 2021-11-19 |
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| CN202121283118.1U Active CN214781225U (en) | 2021-06-09 | 2021-06-09 | Sewage treatment system based on virtual flowmeter |
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2021
- 2021-06-09 CN CN202121283118.1U patent/CN214781225U/en active Active
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