CN116440730A - High-concentration wastewater stirring system and method - Google Patents
High-concentration wastewater stirring system and method Download PDFInfo
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- CN116440730A CN116440730A CN202310715666.4A CN202310715666A CN116440730A CN 116440730 A CN116440730 A CN 116440730A CN 202310715666 A CN202310715666 A CN 202310715666A CN 116440730 A CN116440730 A CN 116440730A
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- 239000002351 wastewater Substances 0.000 title claims abstract description 260
- 238000003756 stirring Methods 0.000 title claims abstract description 42
- 238000000034 method Methods 0.000 title claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 200
- 238000011010 flushing procedure Methods 0.000 claims description 24
- 239000008235 industrial water Substances 0.000 claims description 18
- 238000013019 agitation Methods 0.000 claims description 6
- 239000007788 liquid Substances 0.000 abstract description 11
- 230000008021 deposition Effects 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 6
- 238000009825 accumulation Methods 0.000 abstract description 5
- 230000006978 adaptation Effects 0.000 abstract 1
- 239000010865 sewage Substances 0.000 description 4
- 239000007787 solid Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010842 industrial wastewater Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
- B01F25/50—Circulation mixers, e.g. wherein at least part of the mixture is discharged from and reintroduced into a receptacle
- B01F25/51—Circulation mixers, e.g. wherein at least part of the mixture is discharged from and reintroduced into a receptacle in which the mixture is circulated through a set of tubes, e.g. with gradual introduction of a component into the circulating flow
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F2101/00—Mixing characterised by the nature of the mixed materials or by the application field
- B01F2101/305—Treatment of water, waste water or sewage
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
Abstract
The invention relates to the technical field of water treatment, in particular to a high-concentration wastewater stirring system and a method, wherein the system comprises the following components: waste water tanks and high level water tanks; a waste water tank stirrer is arranged in the waste water tank; the high-level water tank is positioned above the waste water tank; the high-level water tank is connected with the wastewater tank through a circulating pipeline, and a circulating water pump is arranged on the circulating pipeline and is used for circularly conveying wastewater between the wastewater tank and the high-level water tank. The stirring system enhances the stirring effect of high-concentration wastewater, improves the uniformity of suspended matters in the wastewater, reduces the risks of mud accumulation at the bottom of a tank, pipeline blockage and the like caused by the high-concentration wastewater, and avoids deposition while realizing the storage of the wastewater in the system; and possess full operation, store stirring, shut down and wash, liquid level early warning a plurality of operating modes, but adaptation multiple waste water operation demand, but full automatic switch between each operating mode need not manual work on duty.
Description
Technical Field
The invention relates to the technical field of water treatment, in particular to a high-concentration wastewater stirring system and a method.
Background
Under the large background of strengthening the recycling of industrial wastewater, the application of wastewater decrement treatment technology is gradually increased, and the wastewater after decrement concentration often has the characteristics of high TDS (total dissolved solids), high suspended solids and the like, and is easy to deposit in the storage and transportation processes, so that the problems of mud accumulation at the bottom of a tank, pipeline blockage and the like are caused.
Disclosure of Invention
The invention aims to provide a high-concentration wastewater stirring system and a high-concentration wastewater stirring method, which can be used for circularly stirring high-concentration wastewater in the storage and transportation processes, so that the stirring effect of the high-concentration wastewater is enhanced, the uniformity of suspended matters in the wastewater is improved, and the risks of mud accumulation at the bottom of a tank, pipeline blockage and the like caused by the high-concentration wastewater are reduced.
In a first aspect of the present invention, there is provided a high concentration wastewater agitation system comprising: waste water tanks and high level water tanks; a waste water tank stirrer is arranged in the waste water tank; the high-level water tank is positioned above the waste water tank; the high-level water tank is connected with the wastewater tank through a circulating pipeline, and a circulating water pump is arranged on the circulating pipeline and is used for circularly conveying wastewater between the wastewater tank and the high-level water tank.
Preferably, the circulation line includes: a wastewater circulation pipe and a high-level water tank drain pipe; the lower part of the wastewater tank is communicated with the bottom of the high-level water tank through a wastewater circulating pipe; the bottom of the high-level water tank is communicated with the top of the wastewater tank through a high-level water tank drain pipe; the circulating water pump is positioned on the wastewater circulating pipe.
Preferably, the wastewater circulating pipe is sequentially provided with a wastewater tank check valve, a circulating water pump inlet electric valve, a circulating water pump outlet check valve and a circulating water pump outlet electric valve along the wastewater flowing direction.
Preferably, an industrial water flushing water inlet pipe is arranged on the wastewater circulating pipe between the wastewater tank check valve and the circulating water pump inlet electric valve; the industrial water flushing water inlet pipe is communicated with the industrial water inlet through an industrial flushing water inlet electric valve.
Preferably, the high-level water tank drain pipe is provided with a high-level water tank drain electric valve.
Preferably, the method further comprises: overflow pipe of high-level water tank; the upper part of the high-level water tank is communicated with the top of the wastewater tank through an overflow pipe of the high-level water tank.
Preferably, the top of the waste water tank is communicated with a waste water inlet through a waste water inlet pipe, and a system inlet electric valve is arranged on the waste water inlet pipe.
Preferably, the lower part of the high-level water tank is communicated with a wastewater outlet through a wastewater outlet pipe, and a system outlet electric valve is arranged on the wastewater outlet pipe.
Preferably, the wastewater tank is communicated with the sewage outlet through a wastewater tank sewage valve.
Preferably, the wastewater tank agitator is driven by a motor.
Preferably, the wastewater tank is provided with a wastewater tank level gauge for liquid level early warning.
In a second aspect of the invention, a method for stirring high-concentration wastewater is provided, wherein the high-concentration wastewater stirring system is adopted to circularly convey wastewater between a wastewater tank and a high-level water tank.
Preferably, the high-concentration wastewater stirring method comprises four working conditions:
first, full operation condition
Under the working condition, the high-concentration wastewater stirring system continuously inputs and outputs water.
The waste water tank stirrer, the system water inlet electric valve, the circulating water pump outlet electric valve, the high-level water tank drainage electric valve and the system water outlet electric valve are in an open state. The industrial flushing water inlet electric valve and the wastewater tank blow-down valve are in a closed state.
The high concentration waste water gets into the waste water tank from the waste water coming pipe, and circulating water pump gets into the high-order water tank with waste water from the lower part through the waste water circulating pipe, and waste water passes through the waste water outlet pipe and discharges outside the system, and partly waste water is got back to the waste water tank again through high-order water tank drain pipe, carries to the high-order water tank again through circulating water pump and realizes stirring circulation.
(II) storing stirring conditions
Under the working condition, the high-concentration wastewater stirring system does not enter and exit water to the outside, and the high-concentration wastewater is circularly stirred in the system.
The waste water tank stirrer, the circulating water pump inlet electric valve, the circulating water pump outlet electric valve and the high-level water tank drainage electric valve are in an opening state. The system water inlet electric valve, the system water outlet electric valve, the industrial flushing water inlet electric valve and the wastewater tank blow-down valve are in a closed state.
The high-concentration wastewater stored in the wastewater tank is circularly stirred between the wastewater tank and the high-level water tank under the action of the circulating water pump, so that the wastewater is stored in the system and deposition is avoided.
(III) working condition of shutdown and flushing
Under the working condition, the high-concentration wastewater stirring system is stopped for flushing.
The inlet electric valve of the circulating water pump, the outlet electric valve of the circulating water pump, the drainage electric valve of the high-level water tank, the inlet electric valve of the industrial flushing water and the drain valve of the wastewater tank are in an open state. The waste water tank stirrer, the system water inlet electric valve, the circulating water pump and the system water outlet electric valve are in a closed state.
The industrial water is utilized to flush the wastewater circulation pipe, the high-level water tank drain pipe and the wastewater tank. The waste water can fall into the waste water tank through the overflow pipe of the high-level water tank and is discharged to a trench or other positions through the drain valve of the waste water tank.
Fourth, liquid level early warning working condition
When the waste water tank liquid level meter gives an early warning, the water inlet electric valve of the interlocking system and the water outlet electric valve of the high-level water tank are automatically closed, and no waste water enters the waste water tank. And the wastewater is conveyed to the outside of the system through the high-level water tank by the circulating water pump, so that the liquid level of the wastewater tank is reduced.
Under the working condition, the wastewater tank stirrer, the electric valve at the inlet of the circulating water pump, the electric valve at the outlet of the circulating water pump and the electric valve at the water outlet of the system are in an open state. The system water inlet electric valve, the high-level water tank drainage electric valve, the industrial flushing water inlet electric valve and the wastewater tank drain valve are in a closed state.
The waste water tank level gauge also needs to be interlocked with the system external water end equipment.
The beneficial effects are that:
the invention circularly agitates the high-concentration wastewater in the wastewater tank between the wastewater tank and the high-level water tank, enhances the agitating effect of the high-concentration wastewater, improves the uniformity of suspended matters in the wastewater, reduces the risks of mud accumulation at the bottom of the tank, pipeline blockage and the like caused by the high-concentration wastewater, and avoids deposition while realizing the storage of the wastewater in the system.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a high-concentration wastewater stirring system provided by the invention.
Reference numerals illustrate: 1. a waste water tank; 2. waste water tank stirrer; 3. a high level water tank; 4. a circulating water pump; 5. a system water inlet electric valve; 6. a waste water tank check valve; 7. an inlet electric valve of the circulating water pump; 8. an outlet check valve of the circulating water pump; 9. an outlet electric valve of the circulating water pump; 10. a high-level water tank drainage electric valve; 11. an electric valve at the water outlet of the system; 12. industrial flushing water inlet electric valve; 13. a waste water tank drain valve; 14. a wastewater inlet pipe; 15. a wastewater circulation pipe; 16. a high level water tank drain pipe; 17. a waste water outlet pipe; 18. flushing a water inlet pipe by industrial water; 19. overflow pipe of high-level water tank; A. a wastewater inlet; B. a wastewater outlet; C. an industrial water inlet; D. and a sewage outlet.
Detailed Description
The technical solutions of the present invention will be clearly and completely described in connection with the embodiments, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise. Furthermore, the terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Example 1
As shown in fig. 1, this embodiment provides a high-concentration wastewater stirring system, including: a waste water tank 1 and a high-level water tank 3; the waste water tank stirrer 2 is arranged in the waste water tank 1, so that the stirring effect of high-concentration waste water is improved; the high-level water tank 3 is positioned above the waste water tank 1; the high-level water tank 3 is connected with the waste water tank 1 through a circulating pipeline, a circulating water pump 4 is arranged on the circulating pipeline, and the circulating water pump 4 is used for circularly conveying waste water between the waste water tank 1 and the high-level water tank 3. The high-concentration wastewater stored in the wastewater tank 1 can be circularly stirred between the wastewater tank 1 and the high-level water tank 3 under the action of the circulating water pump 4, so that the stirring effect of the high-concentration wastewater is enhanced, the uniformity of suspended matters in the wastewater is improved, and the wastewater is stored in the system while deposition is avoided.
In this embodiment, the circulation line includes: a waste water circulation pipe 15 and a head tank drain pipe 16; the lower part of the waste water tank 1 is communicated with the bottom of the high-level water tank 3 through a waste water circulating pipe 15, the lower part of the high-level water tank 3 adopts a cone bucket, the water inlet end of the high-level water tank 3 is arranged at the bottommost part of the cone bucket, and compared with the water inlet of the side wall, the space of mud accumulation at the bottom of the high-level water tank 3 is eliminated; the bottom of the high-level water tank 3 is communicated with the top of the wastewater tank 1 through a high-level water tank drain pipe 16, and the water outlet end of the high-level water tank 3 is also arranged at the position of the cone hopper, so that a suspended matter discharge system is facilitated; the circulating water pump 4 is positioned on the waste water circulating pipe 15.
Specifically, the high-level water tank drain pipe 16 is vertically arranged and matched with the cone bucket type high-level water tank 3, so that mud in the high-level water tank 3 is discharged into the waste water tank 1 completely, and the stirring circulation is participated again through the circulating water pump 4.
In particular, the wastewater circulation pipe 15 is vertically arranged, which is advantageous in reducing sediment deposition. Further, the waste water circulating pipe 15 is provided with two 90-degree long-radius 3D elbows which are connected in sequence on one side close to the high-level water tank 3, so that waste water conveying resistance can be effectively reduced, and pollution and blockage risks are reduced.
In this embodiment, the wastewater circulation pipe 15 is provided with a wastewater tank check valve 6, a circulating water pump inlet electric valve 7, a circulating water pump 4, a circulating water pump outlet check valve 8, and a circulating water pump outlet electric valve 9 in this order along the wastewater flow direction. Wherein, circulating water pump 4 export sets up circulating water pump export check valve 8, prevents waste water refluence, avoids the pump impeller to suffer the water hammer.
In the embodiment, an industrial water flushing water inlet pipe 18 is arranged on a wastewater circulating pipe 15 between a wastewater tank check valve 6 and a circulating water pump inlet electric valve 7; the industrial water flushing inlet pipe 18 communicates with the industrial water inlet C through the industrial water inlet motor-operated valve 12. The pipeline and the water tank are washed by utilizing industrial water in a stop state, attachments on the inner walls of the pipeline and the water tank are effectively removed, and the pollution and blockage of the pipeline are reduced.
In the embodiment, the outlet of the waste water tank 1 is provided with the waste water tank check valve 6, so that industrial water is prevented from entering the waste water tank 1 in a stop flushing state, and the flushing efficiency of the industrial water on the waste water circulation pipe 15, the electric valve 7 at the inlet of the circulating water pump, the circulating water pump 4, the check valve 8 at the outlet of the circulating water pump and the electric valve 9 at the outlet of the circulating water pump is improved.
In this embodiment, the head tank drain pipe 16 is provided with the head tank drain motor-operated valve 10.
In this embodiment, the waste water tank 1 communicates with the drain D through a waste water tank drain valve 13.
In this embodiment, this high concentration waste water mixing system still includes: a head tank overflow pipe 19; the upper part of the head tank 3 is communicated with the top of the wastewater tank 1 through a head tank overflow pipe 19. The industrial water is utilized to flush the waste water circulating pipe 15, the high-level water tank drain pipe 16 and the waste water tank 1, and the waste water can fall into the waste water tank 1 through the high-level water tank overflow pipe 19 and be discharged to a trench or other positions through the waste water tank drain valve 13.
In the embodiment, the top of the waste water tank 1 is communicated with a waste water inlet A through a waste water inlet pipe 14, and the waste water inlet pipe 14 is provided with a system water inlet electric valve 5.
In the embodiment, the lower part of the high-level water tank 3 is communicated with a waste water outlet B through a waste water outlet pipe 17, and the waste water outlet pipe 17 is provided with a system water outlet electric valve 11.
In this embodiment, the wastewater tank agitator 2 is driven by a motor.
In this embodiment, the head tank 3 may be stirred by water flow disturbance without a stirrer. Of course, the person skilled in the art can set up the high-level water tank stirrer in the high-level water tank 3 according to the actual requirement to stir, and the high-level water tank stirrer is driven by a motor.
Preferably, the waste water tank 1 is provided with a waste water tank liquid level meter which is interlocked with an electric valve and used for liquid level early warning.
The multi-mode switching operation modes of the waste water tank 1, the waste water tank stirrer 2, the high-level water tank 3 and the circulating water pump 4 as well as various valves and pipelines can prevent the deposition of high-concentration waste water under various working conditions.
It can be seen that this embodiment can be with the high concentration waste water in the waste water tank 1 circulation stirring between waste water tank 1 and high level water tank 3, has strengthened high concentration waste water stirring effect, has improved the homogeneity of suspended solid in waste water, has reduced the high concentration waste water and has caused the risk of tank bottom mud, pipeline jam etc. to realize that waste water has avoided the deposit when storing in this system.
Example two
The present embodiment provides a high concentration wastewater stirring method, in which the high concentration wastewater stirring system of the first embodiment is used to circulate and convey wastewater between the wastewater tank 1 and the head tank 3. The specific structure of the high-concentration wastewater stirring system is shown in the first embodiment, and the description of this embodiment is omitted.
In this embodiment, the method has four operating conditions:
first, full operation condition
Under the working condition, the high-concentration wastewater stirring system continuously inputs and outputs water.
The waste water tank stirrer 2, the system water inlet electric valve 5, the circulating water pump inlet electric valve 7, the circulating water pump 4, the circulating water pump outlet electric valve 9, the high-level water tank drainage electric valve 10 and the system water outlet electric valve 11 are in an open state. The industrial flushing water inlet electric valve 12 and the wastewater tank blow-down valve 13 are in a closed state.
The high concentration waste water enters the waste water tank 1 from the waste water inlet pipe 14, the waste water enters the high-level water tank 3 from the lower part through the waste water circulating pipe 15 by the circulating water pump 4, the waste water is discharged outside the system through the waste water outlet pipe 17, part of the waste water returns to the waste water tank 1 again through the high-level water tank water outlet pipe 16, and the waste water is conveyed to the high-level water tank 3 again through the circulating water pump 4 to realize stirring circulation.
(II) storing stirring conditions
Under the working condition, the high-concentration wastewater stirring system does not enter and exit water to the outside, and the high-concentration wastewater is circularly stirred in the system.
The waste water tank stirrer 2, the electric valve 7 at the inlet of the circulating water pump, the circulating water pump 4, the electric valve 9 at the outlet of the circulating water pump and the electric valve 10 for draining the high-level water tank are in an open state. The system water inlet electric valve 5, the system water outlet electric valve 11, the industrial flushing water inlet electric valve 12 and the wastewater tank blow-down valve 13 are in a closed state.
The high-concentration wastewater stored in the wastewater tank 1 is circularly stirred between the wastewater tank 1 and the high-level water tank 3 under the action of the circulating water pump 4, so that the wastewater is stored in the system and deposition is avoided.
(III) working condition of shutdown and flushing
Under the working condition, the high-concentration wastewater stirring system is stopped for flushing.
The inlet electric valve 7 of the circulating water pump, the outlet electric valve 9 of the circulating water pump, the high-level water tank drainage electric valve 10, the industrial flushing water inlet electric valve 12 and the wastewater tank drain valve 13 are in an open state. The waste water tank stirrer 2, the system water inlet electric valve 5, the circulating water pump 4 and the system water outlet electric valve 11 are in a closed state.
The waste water circulation pipe 15, the head tank drain pipe 16 and the waste water tank 1 are washed by industrial water. The waste water can fall into the waste water tank 1 via the head tank overflow pipe 19 and be discharged to a trench or other location via the waste water tank drain valve 13.
Fourth, liquid level early warning working condition
When the waste water tank liquid level meter gives an early warning, the interlocking system water inlet electric valve 5 and the high-level water tank drainage electric valve 10 are automatically closed, and no waste water enters the waste water tank 1. The wastewater is conveyed to the outside of the system through the high-level water tank 3 by the circulating water pump 4, so that the liquid level of the wastewater tank 1 is reduced.
Under the working condition, the wastewater tank stirrer 2, the electric valve 7 at the inlet of the circulating water pump, the circulating water pump 4, the electric valve 9 at the outlet of the circulating water pump and the electric valve 11 at the outlet of the system are in an open state. The system water inlet electric valve 5, the high-level water tank drainage electric valve 10, the industrial flushing water inlet electric valve 12 and the sewage valve 13 of the wastewater tank 1 are in a closed state.
The waste water tank level gauge also needs to be interlocked with the system external water end equipment.
In this embodiment, the on-off states of the four operation condition control objects in the method are shown in the following table:
it can be seen that this embodiment possess operation, store stirring, shut down and wash, liquid level early warning a plurality of operating modes, but adaptable multiple waste water operation demand, but full-automatic switch between each operating mode need not manual duty.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention.
Claims (10)
1. A high concentration wastewater agitation system, comprising: waste water tanks and high level water tanks;
a waste water tank stirrer is arranged in the waste water tank;
the high-level water tank is positioned above the waste water tank; the high-level water tank is connected with the wastewater tank through a circulating pipeline, and a circulating water pump is arranged on the circulating pipeline and is used for circularly conveying wastewater between the wastewater tank and the high-level water tank.
2. The high concentration wastewater agitation system of claim 1 wherein said circulation line comprises: a wastewater circulation pipe and a high-level water tank drain pipe;
the lower part of the wastewater tank is communicated with the bottom of the high-level water tank through a wastewater circulating pipe;
the bottom of the high-level water tank is communicated with the top of the wastewater tank through a high-level water tank drain pipe;
the circulating water pump is positioned on the wastewater circulating pipe.
3. The high-concentration wastewater stirring system according to claim 2, wherein the wastewater circulation pipe is provided with a wastewater tank check valve, a circulating water pump inlet electric valve, a circulating water pump outlet check valve, and a circulating water pump outlet electric valve in this order along the wastewater flow direction.
4. A high concentration wastewater agitation system as recited in claim 3 wherein an industrial water flushing inlet pipe is provided on a wastewater circulation pipe between said wastewater tank check valve and a circulating water pump inlet motor valve; the industrial water flushing water inlet pipe is communicated with the industrial water inlet through an industrial flushing water inlet electric valve.
5. The high concentration wastewater stirring system according to claim 2, wherein a high level tank drain electric valve is provided on the high level tank drain pipe.
6. The high concentration wastewater agitation system of claim 1 further comprising: overflow pipe of high-level water tank; the upper part of the high-level water tank is communicated with the top of the wastewater tank through an overflow pipe of the high-level water tank.
7. The high-concentration wastewater stirring system according to claim 1, wherein the top of the wastewater tank is communicated with a wastewater inlet through a wastewater inlet pipe, and a system inlet electric valve is arranged on the wastewater inlet pipe.
8. The high-concentration wastewater stirring system according to claim 1, wherein the lower part of the high-level water tank is communicated with a wastewater outlet through a wastewater outlet pipe, and a system water outlet electric valve is arranged on the wastewater outlet pipe.
9. The high concentration wastewater agitation system of claim 1 wherein the wastewater tank communicates with the wastewater discharge outlet through a wastewater tank discharge valve.
10. A method for stirring high-concentration wastewater, characterized in that the high-concentration wastewater stirring system according to any one of claims 1 to 9 is adopted to circularly convey wastewater between a wastewater tank and a high-level water tank.
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| CN202310715666.4A CN116440730A (en) | 2023-06-16 | 2023-06-16 | High-concentration wastewater stirring system and method |
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| CN202310715666.4A CN116440730A (en) | 2023-06-16 | 2023-06-16 | High-concentration wastewater stirring system and method |
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| JP2006297266A (en) * | 2005-04-20 | 2006-11-02 | Minowa Koki Kk | Waste water treatment equipment |
| CN113501555A (en) * | 2021-07-14 | 2021-10-15 | 绍兴市中令汽车服务有限公司 | Car washing sewage recycling system |
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Application publication date: 20230718 |