CN114956464A - Sewage treatment method and equipment based on municipal pipeline engineering - Google Patents
Sewage treatment method and equipment based on municipal pipeline engineering Download PDFInfo
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- CN114956464A CN114956464A CN202210617832.2A CN202210617832A CN114956464A CN 114956464 A CN114956464 A CN 114956464A CN 202210617832 A CN202210617832 A CN 202210617832A CN 114956464 A CN114956464 A CN 114956464A
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F9/00—Multistage treatment of water, waste water or sewage
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F11/00—Treatment of sludge; Devices therefor
- C02F11/12—Treatment of sludge; Devices therefor by de-watering, drying or thickening
- C02F11/121—Treatment of sludge; Devices therefor by de-watering, drying or thickening by mechanical de-watering
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
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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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- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The embodiment of the application provides a sewage treatment method and equipment based on municipal pipeline engineering, and relates to the technical field of sewage treatment. The sewage treatment equipment based on the municipal pipeline engineering comprises a feeding mechanism, a flocculation tank and a sedimentation tank; the packing auger is rotatably arranged in the feeding barrel, one end of the feeding barrel is fixedly provided with a feeding motor, and a driving shaft of the feeding motor is coaxially and fixedly connected with one end of the packing auger; a butterfly valve is arranged at the communication position of the bottom of the flocculation tank and the top of the sludge collection box; the drainage end setting of water pumper is in the flocculation basin, the sedimentation tank bottom with the grafting of collection mud case top intercommunication department has the closing plate: controlling the auger to rotate so as to push the materials to be discharged to a treatment position through the feeding barrel, and extruding out the moisture in the sludge through the arranged cake pressing device; the process of generating the sediment in the sewage treatment is combined, the collection and treatment of the sediment are simplified, the resource utilization is integrated, the working efficiency is improved, and the resource waste is reduced.
Description
Technical Field
The application relates to the technical field of sewage treatment, in particular to a sewage treatment method and equipment based on municipal pipeline engineering.
Background
In the related art, the sewage is polluted by the environmental pollution caused by the mixing of some harmful chemical substances or the reduction or loss of the use value of water due to the increase of the temperature. Sewage is classified into domestic sewage, industrial wastewater and polluted rainwater. The domestic sewage is the sewage generated in daily life. In municipal pipeline engineering, municipal sewage is treated by pumping the sewage in a pipeline and adopting a centralized treatment mode, wherein the technical processes comprise sedimentation, separation and biochemical treatment, and sometimes sterilization treatment is combined for use, in a word, the treatment method is more, and the treatment process is selected according to pollutants of the sewage;
however, at present, precipitates are generated after sedimentation and biochemical treatment, and the traditional process is collection treatment alone, which cannot be integrated well, resulting in resource waste.
Disclosure of Invention
The present application is directed to solving at least one of the problems in the prior art. Therefore, the application provides a sewage treatment method and equipment based on municipal pipeline engineering, and the traditional process of the sewage treatment method based on the municipal pipeline engineering is that the sewage is collected and treated independently, cannot be well integrated and treated, and wastes resources.
In a first aspect, the embodiment of the invention provides sewage treatment equipment based on municipal pipeline engineering, which comprises a feeding mechanism, a flocculation tank and a sedimentation tank;
the feeding mechanism comprises a sludge collecting box, a feeding barrel and an auger, wherein the upper surface of the feeding barrel is communicated with the bottom of the sludge collecting box, the auger is rotatably installed in the feeding barrel, one end of the feeding barrel is fixedly provided with a feeding motor, and a driving shaft of the feeding motor is coaxially and fixedly connected with one end of the auger;
the flocculation tank is fixed at the top of the sludge collection box, and a butterfly valve is arranged at the communication position of the bottom of the flocculation tank and the top of the sludge collection box;
the sedimentation tank is fixed collection mud case top, be provided with the water pumper in the sedimentation tank, the drainage end setting of water pumper is in the flocculation basin, the sedimentation tank bottom with it has the closing plate to peg graft to collect mud case top intercommunication department.
According to the sewage treatment equipment for municipal pipeline engineering, sewage to be treated is discharged into the stepped sedimentation tank, walls from high to low are arranged in the stepped sedimentation tank, and acid liquor and alkali liquor to be treated flow into the lower walls from the highest walls; pumping the liquid flowing into the lowest wall after primary precipitation into a diversion trench by a water pump, feeding the liquid flowing through the diversion trench into a flocculation tank, simultaneously dripping a flocculating agent into the flocculation tank, coagulating impurities in acid liquor and alkali liquor by the flocculating agent to form large-particle precipitation, fixing a plurality of bacterial bands in upper clarified liquid by ropes, performing biochemical treatment on the acid liquor and the alkali liquor by using strains to obtain precipitated sludge and water which can be discharged from the upper layer, and discharging the upper clarified liquid through a drain valve; the sealing plate at the bottom of the sedimentation tank is pulled away, so that the sludge deposited in the sedimentation tank falls into the sludge collection box, and the butterfly valve at the bottom of the flocculation tank is opened to transfer the deposit into the sludge collection box; starting a feeding motor, driving a packing auger to rotate by a driving shaft of the feeding motor, controlling the packing auger to rotate so as to push materials to be discharged to a treatment position through a feeding barrel, and extruding out silt water through a cake pressing device to obtain soil capable of being planted; the combined operation of the processes for generating the sediment in the sewage treatment simplifies the collection and treatment of the sediment, integrates the resource utilization, improves the working efficiency, reduces the resource waste, and has simple structure and strong applicability.
In addition, the sewage treatment equipment based on municipal pipeline engineering according to the embodiment of the application also has the following additional technical characteristics:
in some embodiments of the present application, the feeding barrel is fixed at the bottom of the mud collecting box, and one end of the feeding barrel is connected with the feeding port of the cake pressing device.
In some embodiments of the present application, the inner surface of the bottom of the sludge collecting tank is disposed obliquely, the feeding barrel is disposed at the lower end of the oblique surface of the sludge collecting tank, and the feeding barrel is disposed between the flocculation tank and the sedimentation tank.
In some embodiments of this application, the flocculation basin intermediate position is fixed with the baffle, the baffle will the flocculation basin is separated for two reactions of impartial size ponds, the butterfly valve is provided with two, two the butterfly valve corresponds the installation setting with two reactions respectively.
In some embodiments of this application, the drainage valve is installed to the flocculation basin lateral wall, the one end of flocculation basin is fixed with the baffle, the baffle with the one end fixed connection of baffle, the baffle with form the guiding gutter between the flocculation basin lateral wall, the drainage end setting of water pumper is in the guiding gutter.
In some embodiments of the application, the baffle surface has been seted up the drainage mouth, the drainage mouth is provided with two, and two drainage mouths and two reaction tanks one-to-one set up, drainage mouth surface covering has the slide, the slide with baffle sliding connection.
In some embodiments of the application, the baffle upper end sliding clamping joint has the slider, the slide with slider fixed connection, baffle upper end fixed mounting has the telescopic link, the expansion end of telescopic link with slide fixed connection.
In some embodiments of this application, the notch cuttype sedimentation tank that the sedimentation tank formed for a plurality of high wall walls that reduce in proper order, the highest wall department one side of sedimentation tank is provided with the water inlet, the water pump sets up the lowest wall department one side of sedimentation tank, the telescopic link is electric putter or telescopic cylinder.
In order to smoothly discharge the sludge falling into the sludge collecting tank through the feed cylinder, for this reason, the following description is provided to describe the operation of the sewage treatment apparatus for municipal pipeline engineering based on the embodiment of the present application with reference to the accompanying drawings:
in some embodiments of the present application, the mud collection device further includes a material pushing mechanism, the material pushing mechanism includes a gear, a first rack and a second rack, the gear is rotatably connected to the mud collection box, the first rack and the second rack are rotationally and symmetrically arranged with respect to the gear, the first rack and the second rack are respectively engaged with the gear, the mud collection box is fixedly installed with a material pushing motor, and the material pushing motor is coaxially and fixedly connected to the gear;
the first rack is fixedly connected with the sealing plate, a first scraper blade is mounted on the lower surface of the sealing plate, and a second scraper blade is mounted at one end of the second rack.
The gear is rotationally connected with the mud collection box, the first rack and the second rack are rotationally symmetrically arranged around the gear, the first rack and the second rack are parallel to each other, a material pushing motor fixedly installed on the mud collection box is controlled, a driving shaft of the material pushing motor drives the gear to rotate, the first rack and the second rack are respectively meshed with the gear, so that the first rack and the second rack are pushed to move relatively, the first rack is fixedly connected with the sealing plate, the lower surface of the sealing plate is provided with a first scraper, and one end of the second rack is provided with a second scraper;
the first rack drives the first scraper blade to move, so that the first scraper blade pushes sediment in the sludge collection box to the feeding barrel, the second rack drives the second scraper blade, so that the second scraper blade pushes the sediment in the sludge collection box to the feeding barrel, the first scraper blade and the second scraper blade are arranged at two ends of the sludge collection box, material pushing operation is respectively carried out on materials at the two ends, and the sediment falling into the sludge collection box is ensured to be smoothly discharged through the feeding barrel.
In some embodiments of the present application, a slide way is disposed on a side wall of an upper end of the mud collection box, a side wall of the sealing plate is slidably engaged in the slide way, the first scraper is mounted on a lower surface of the sealing plate, and the first scraper is disposed in the mud collection box;
the second scraper is arranged in the sludge collection box, a support plate is fixedly welded at one end of the second rack, the support plate is clamped with the slide way on the inner wall of the sludge collection box, and the second scraper is arranged at the bottom of the support plate;
the mud collection box is rotatably provided with a rotating shaft, the pushing motor is fixed outside the mud collection box, the gear is coaxially fixed on the surface of the rotating shaft, and a driving shaft of the pushing motor is coaxially and fixedly connected with the rotating shaft.
In some embodiments of the present application, the first scraper is rotatably disposed at one end of the sealing plate through a hinge, a first limiting block is fixed to a lower surface of the sealing plate, and the first limiting block is disposed at one side of the first scraper;
the second scraper blade is rotatably arranged at one end of the supporting plate through a hinge, a second limiting block is fixed on the lower surface of the supporting plate, and the second limiting block is arranged on one side of the second scraper blade.
Dropping a flocculating agent into the flocculation tank, fully playing the role of the flocculating agent in order to accelerate the reaction, and for this reason, providing the following description of the working process of the sewage treatment equipment based on municipal pipeline engineering according to the embodiment of the application with reference to the attached drawings:
in some embodiments of this application, still including rabbling mechanism, rabbling mechanism includes puddler, stirring leaf and agitator motor, agitator motor fixes the flocculation basin is outside, the puddler rotates to set up in the flocculation basin, the stirring leaf is fixed the puddler surface, agitator motor's drive shaft with the coaxial fixed connection of puddler.
Agitator motor fixes in the flocculation basin outside, the puddler rotates and sets up in the flocculation basin, the stirring leaf is fixed on the puddler surface, agitator motor's drive shaft and the coaxial fixed connection of puddler, liquid gets into the flocculation basin, the flocculating agent is instiled into at the flocculation basin simultaneously, it rotates to drive the puddler through the rotation of control agitator motor, make the stirring leaf stir solution in the flocculation basin, make flocculating agent and liquid fully react, the performance flocculation effect, the flocculating agent lets the impurity condensation in acidizing fluid and the alkali lye be the large granule and deposits, it is rotatory to stop agitator motor, it is fixed with a plurality of bacterial bands with the rope in the clarified liquid again, it is the silt of sediment and the water that the upper strata can discharge to utilize the bacterial to carry out biochemical treatment with acidizing fluid and alkali lye to obtain, the upper strata clarified liquid passes through the drain valve and discharges.
In a second aspect, an embodiment of the present invention further provides a method for treating sewage based on municipal pipeline engineering, including: the sewage treatment equipment based on municipal pipeline engineering comprises the following specific steps:
s primary precipitation: discharging sewage to be treated into a stepped sedimentation tank, wherein the stepped sedimentation tank is a wall from high to low, and acid liquor and alkali liquor to be treated flow into the wall from the highest wall to the lower wall;
s flocculation and precipitation: pumping the liquid flowing into the lowest wall after primary precipitation into a diversion trench by a water pump, feeding the liquid flowing through the diversion trench into a flocculation tank, simultaneously dripping a flocculating agent into the flocculation tank, coagulating impurities in acid liquor and alkali liquor by the flocculating agent to form large-particle precipitation, fixing a plurality of bacterial bands in upper clarified liquid by ropes, performing biochemical treatment on the acid liquor and the alkali liquor by using strains to obtain precipitated sludge and water which can be discharged from the upper layer, and discharging the upper clarified liquid through a drain valve;
s, sludge collection treatment: the sealing plate at the bottom of the sedimentation tank is pulled away, so that the sludge deposited in the sedimentation tank falls into the sludge collection box, and the butterfly valve at the bottom of the flocculation tank is opened to transfer the deposit into the sludge collection box;
s, sludge conveying treatment: and starting the feeding motor, driving the auger to rotate by a driving shaft of the feeding motor, controlling the auger to rotate so as to push the material to be discharged to a treatment part through the feeding barrel, and extruding out the sludge moisture through the arranged cake pressing device to obtain the soil capable of being planted.
In some embodiments of the present application, the method further comprises a pre-floating object filtering process, wherein the surface suspended objects are filtered and separated by placing a filter screen plate at the water inlet of the sedimentation tank.
Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments of the present application will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.
FIG. 1 is a schematic perspective view of a municipal pipe work-based structure according to an embodiment of the present application;
FIG. 2 is a schematic diagram of a structure according to an embodiment of the present application, taken in side elevation;
FIG. 3 is a schematic diagram of a feed mechanism according to an embodiment of the present application;
FIG. 4 is a schematic structural view of a front face of a baffle according to an embodiment of the present application;
FIG. 5 is a schematic diagram of a back side of a baffle according to an embodiment of the present application;
FIG. 6 is a schematic diagram of a pusher mechanism according to an embodiment of the present application;
FIG. 7 is a schematic diagram illustrating the structure at A in FIG. 6 according to an embodiment of the present application;
fig. 8 is a schematic structural diagram of a stirring mechanism according to an embodiment of the present application.
Icon: 100. a feeding mechanism; 110. a sludge collection tank; 111. a rotating shaft; 130. a feed cylinder; 150. A packing auger; 170. a feeding motor; 300. a flocculation tank; 301. a butterfly valve; 303. a drain valve; 305. A partition plate; 310. a baffle plate; 311. a diversion trench; 313. a slide plate; 315. a telescopic rod; 500. a sedimentation tank; 501. a water inlet; 510. a water pump; 530. a sealing plate; 531. a first squeegee; 533. a first stopper; 700. a material pushing mechanism; 710. a gear; 730. a first rack; 750. a second rack; 770. a material pushing motor; 751. a second squeegee; 753. a second limiting block; 900. a stirring mechanism; 910. a stirring rod; 930. stirring blades; 950. a stirring motor.
Detailed Description
The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.
To make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.
Examples
The following describes a sewage treatment method and apparatus based on municipal pipe work according to embodiments of the present application, with reference to the accompanying drawings;
as shown in fig. 1 to 8, the method for treating sewage based on municipal pipe work according to the embodiment of the present application includes a feeding mechanism 100, a flocculation tank 300, and a sedimentation tank 500;
the feeding mechanism 100 comprises a sludge collecting box 110, a feeding barrel 130 and an auger 150, wherein the upper surface of the feeding barrel 130 is communicated with the bottom of the sludge collecting box 110, the auger 150 is rotatably installed in the feeding barrel 130, one end of the feeding barrel 130 is fixedly provided with a feeding motor 170, and a driving shaft of the feeding motor 170 is coaxially and fixedly connected with one end of the auger 150;
the flocculation tank 300 is fixed on the top of the sludge collection tank 110, and a butterfly valve 301 is arranged at the position where the bottom of the flocculation tank 300 is communicated with the top of the sludge collection tank 110;
the sedimentation tank 500 is fixed at the top of the sludge collection tank 110, a water pump 510 is arranged in the sedimentation tank 500, the drainage end of the water pump 510 is arranged in the flocculation tank 300, and a sealing plate 530 is inserted at the bottom of the sedimentation tank 500 and the top of the sludge collection tank 110.
According to the sewage treatment equipment for municipal pipeline engineering, sewage to be treated is discharged into the stepped sedimentation tank 500, walls from high to low are arranged in the stepped sedimentation tank, and acid liquor and alkali liquor to be treated flow into the lower walls from the highest walls; pumping the liquid flowing into the lowest wall after primary precipitation into a flow guide groove 311 by using a water pump 510, feeding the liquid flowing through the flow guide groove 311 into a flocculation tank 300, simultaneously dripping a flocculating agent into the flocculation tank 300, coagulating impurities in acid liquor and alkali liquor by using the flocculating agent to form large-particle precipitation, fixing a plurality of bacterial bands in upper clarified liquid by using ropes, performing biochemical treatment on the acid liquor and the alkali liquor by using bacterial strains to obtain precipitated sludge and upper-layer dischargeable water, and discharging the upper-layer clarified liquid through a drain valve 303; the sealing plate 530 at the bottom of the sedimentation tank 500 is pulled away, so that the sludge deposited in the sedimentation tank 500 falls into the sludge collection tank 110, and the butterfly valve 301 at the bottom of the flocculation tank 300 is opened, so that the deposit is transferred into the sludge collection tank 110; starting the feeding motor 170, driving a driving shaft of the feeding motor 170 to drive the auger 150 to rotate, controlling the auger 150 to rotate so as to push the materials to be discharged to a treatment position through the feeding barrel 130, and extruding out the moisture in the sludge through the arranged cake pressing device to obtain the soil capable of being planted; the combined operation of the processes for generating the sediment in the sewage treatment simplifies the collection and treatment of the sediment, integrates the resource utilization, improves the working efficiency, reduces the resource waste, and has simple structure and strong applicability.
In addition, the sewage treatment equipment based on municipal pipeline engineering according to the embodiment of the application also has the following additional technical characteristics:
in this embodiment, the feeding barrel 130 is fixed at the bottom of the mud collecting box 110, and one end of the feeding barrel 130 is connected with the feeding hole of the cake pressing device.
According to some embodiments of the present application, as shown in fig. 1 to 4, the inner surface of the bottom of the sludge collecting tank 110 is disposed obliquely, the feeding barrel 130 is disposed at the lower end of the inclined surface of the sludge collecting tank 110, and the feeding barrel 130 is disposed between the flocculation tank 300 and the sedimentation tank 500.
In a specific embodiment, a partition plate 305 is fixed in the middle of the flocculation tank 300, the partition plate 305 divides the flocculation tank 300 into two reaction tanks with equal size, two butterfly valves 301 are provided, and the two butterfly valves 301 are respectively installed corresponding to the two reaction tanks.
In some embodiments, a drain valve 303 is installed on a side wall of the flocculation tank 300, a baffle 310 is fixed at one end of the flocculation tank 300, the baffle 310 is fixedly connected with one end of the partition 305, a diversion trench 311 is formed between the baffle 310 and the side wall of the flocculation tank 300, and a drain end of the water pump 510 is disposed in the diversion trench 311.
It should be noted that the surface of the baffle 310 is provided with two drainage ports, the two drainage ports and the two reaction tanks are arranged in a one-to-one correspondence manner, the surface of each drainage port is covered with a sliding plate 313, and the sliding plate 313 is connected with the baffle 310 in a sliding manner.
In some specific embodiments of the present application, a sliding block is slidably clamped at the upper end of the baffle plate 310, the sliding plate 313 is fixedly connected to the sliding block, an expansion link 315 is fixedly mounted at the upper end of the baffle plate 310, and the movable end of the expansion link 315 is fixedly connected to the sliding plate 313.
In some embodiments, the sedimentation tank 500 is a stepped sedimentation tank formed by a plurality of walls with successively reduced heights, a water inlet 501 is arranged on one side of the highest wall of the sedimentation tank 500, the water pump 510 is arranged on one side of the lowest wall of the sedimentation tank 500, and the expansion link 315 is an electric push rod or an expansion cylinder.
In order to smoothly discharge the sludge dropped into the sludge collection tank 110 through the feed cylinder 130, for this reason, the following description is provided to describe the operation of the sewage treatment apparatus based on the municipal pipe work according to the embodiment of the present application with reference to the accompanying drawings:
according to some embodiments of the present application, as shown in fig. 2 to 7, a pushing mechanism 700 is further included, the pushing mechanism 700 includes a gear 710, a first rack 730 and a second rack 750, the gear 710 is rotatably connected to the mud collection box 110, the first rack 730 and the second rack 750 are rotationally symmetrically arranged with respect to the gear 710, the first rack 730 and the second rack 750 are respectively engaged with the gear 710, the mud collection box 110 is fixedly installed with a pushing motor 770, and the pushing motor 770 is coaxially and fixedly connected to the gear 710;
the first rack 730 is fixedly connected with the sealing plate 530, a first scraper 531 is mounted on the lower surface of the sealing plate 530, and a second scraper 751 is mounted at one end of the second rack 750.
The gear 710 is rotatably connected with the mud collection box 110, the first rack 730 and the second rack 750 are rotationally symmetrically arranged around the gear 710, the first rack 730 and the second rack 750 are parallel to each other, the material pushing motor 770 fixedly installed on the mud collection box 110 is controlled, a driving shaft of the material pushing motor 770 drives the gear 710 to rotate, the first rack 730 and the second rack 750 are respectively meshed with the gear 710, so that the first rack 730 and the second rack 750 are pushed to move relatively, the first rack 730 is fixedly connected with the sealing plate 530, the lower surface of the sealing plate 530 is provided with a first scraper 531, and one end of the second rack 750 is provided with a second scraper 751;
the first rack 730 drives the first scraper 531 to move, so that the first scraper 531 pushes the sediment in the sludge collection box 110 to the feeding barrel 130, the second rack 750 drives the second scraper 751, so that the second scraper 751 pushes the sediment in the sludge collection box 110 to the feeding barrel 130, the first scraper 531 and the second scraper 751 are arranged at two ends of the sludge collection box 110, the materials at the two ends are pushed respectively, and the sediment falling into the sludge collection box 110 is ensured to be smoothly discharged through the feeding barrel 130.
In a specific embodiment, a slide way is formed on a side wall of the upper end of the sludge collection box 110, a side wall of the sealing plate 530 is slidably clamped in the slide way, the first scraper 531 is installed on a lower surface of the sealing plate 530, and the first scraper 531 is arranged in the sludge collection box 110;
the second scraper 751 is arranged in the mud collection box 110, one end of the second rack 750 is fixedly welded with a support plate, the support plate is clamped with a slide way on the inner wall of the mud collection box 110, and the second scraper 751 is arranged at the bottom of the support plate;
the sludge collecting box 110 is rotatably provided with a rotating shaft 111, the pushing motor 770 is fixed outside the sludge collecting box 110, the gear 710 is coaxially fixed on the surface of the rotating shaft 111, and a driving shaft of the pushing motor 770 is coaxially and fixedly connected with the rotating shaft 111.
It should be noted that the first scraper 531 is rotatably disposed at one end of the sealing plate 530 through a hinge, a first stopper 533 is fixed to a lower surface of the sealing plate 530, and the first stopper 533 is disposed at one side of the first scraper 531;
the second scraper 751 is rotatably arranged at one end of the support plate through a hinge, a second limit block 753 is fixed at the lower surface of the support plate, and the second limit block 753 is arranged at one side of the second scraper 751.
Dropping a flocculating agent into the flocculation tank 300, in order to accelerate the reaction, the function of the flocculating agent is fully exerted, and for this reason, the following description is provided to describe the working process of the sewage treatment equipment based on municipal pipe engineering according to the embodiment of the present application with reference to the attached drawings:
according to some embodiments of the present application, as shown in fig. 8, a stirring mechanism 900 is further included, the stirring mechanism 900 includes a stirring rod 910, a stirring blade 930 and a stirring motor 950, the stirring motor 950 is fixed outside the flocculation tank 300, the stirring rod 910 is rotatably disposed in the flocculation tank 300, the stirring blade 930 is fixed on the surface of the stirring rod 910, and a driving shaft of the stirring motor 950 is coaxially and fixedly connected to the stirring rod 910.
In a second aspect, an embodiment of the present invention further provides a method for treating sewage based on municipal pipeline engineering, including: the sewage treatment equipment based on municipal pipeline engineering comprises the following specific steps:
s1 primary precipitation: discharging the sewage to be treated into a stepped sedimentation tank 500, wherein the wall in the stepped sedimentation tank is from high to low, and the acid liquid and the alkali liquid to be treated flow into the low wall from the highest wall;
s2 flocculation and precipitation: pumping the liquid flowing into the lowest wall after primary precipitation into a flow guide groove 311 by using a water pump 510, feeding the liquid flowing through the flow guide groove 311 into a flocculation tank 300, simultaneously dripping a flocculating agent into the flocculation tank 300, coagulating impurities in acid liquor and alkali liquor into large-particle precipitates by using the flocculating agent, fixing a plurality of bacterial bands in upper clarified liquid by using ropes, performing biochemical treatment on the acid liquor and the alkali liquor by using bacterial to obtain precipitated sludge and upper-layer dischargeable water, and discharging the upper-layer clarified liquid through a drain valve 303;
s4 sludge collection treatment: the sealing plate 530 at the bottom of the sedimentation tank 500 is pulled away, so that the sludge deposited in the sedimentation tank 500 falls into the sludge collection tank 110, and the butterfly valve 301 at the bottom of the flocculation tank 300 is opened, so that the deposit is transferred into the sludge collection tank 110;
s5 sludge conveying treatment: and starting the feeding motor 170, driving a driving shaft of the feeding motor 170 to drive the auger 150 to rotate, controlling the auger 150 to rotate so as to push the materials to be discharged to a treatment part through the feeding barrel 130, and extruding out silt moisture through the arranged cake pressing device to obtain the soil capable of being planted.
In some embodiments of the present application, a pre-floating object filtering process is further included, and the surface suspended objects are filtered and separated by placing a filter screen plate at the water inlet 501 of the sedimentation tank 500.
Other configurations and operations of the butterfly valve 301, the drain valve 303, the pusher motor 770, the agitator motor 950, and the feeder motor 170 according to embodiments of the present application are known to those of ordinary skill in the art and will not be described in detail herein.
It should be noted that the specific model specifications of the butterfly valve 301, the drain valve 303, the pushing motor 770, the stirring motor 950, and the feeding motor 170 need to be determined according to the actual specification of the device, and the specific model selection calculation method adopts the prior art, so detailed description is omitted.
The power supply and the principle of the electric push rod, the pushing motor 770, the stirring motor 950 and the feeding motor 170 are clear to those skilled in the art and will not be described in detail herein.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
It will be understood that when an element is referred to as being "secured to," "disposed on," "secured to," or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. Further, when one element is considered to be "fixedly connected" to another element, the two elements may be fixed by way of detachable connection, or may be fixed by way of non-detachable connection, such as socket connection, snap connection, integrally formed fixation, welding, etc., which can be realized in the prior art, and thus are not cumbersome. When an element is perpendicular or nearly perpendicular to another element, it is desirable that the two elements are perpendicular, but some vertical error may exist due to manufacturing and assembly effects. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
The above description is only an example of the present application and is not intended to limit the scope of the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (10)
1. Sewage treatment equipment based on municipal pipeline engineering is characterized by comprising
The feeding mechanism (100) comprises a sludge collection box (110), a feeding barrel (130) and an auger (150), the upper surface of the feeding barrel (130) is communicated with the bottom of the sludge collection box (110), the auger (150) is rotatably installed in the feeding barrel (130), one end of the feeding barrel (130) is fixedly provided with a feeding motor (170), and a driving shaft of the feeding motor (170) is coaxially and fixedly connected with one end of the auger (150);
the flocculation tank (300) is fixed to the top of the sludge collection tank (110), and a butterfly valve (301) is installed at the position where the bottom of the flocculation tank (300) is communicated with the top of the sludge collection tank (110);
sedimentation tank (500), sedimentation tank (500) are fixed mud collection box (110) top, be provided with water pump (510) in sedimentation tank (500), the drainage end setting of water pump (510) is in flocculation basin (300), sedimentation tank (500) bottom with the grafting of mud collection box (110) top intercommunication department has closing plate (530).
2. The sewage treatment equipment based on municipal pipeline engineering according to claim 1, wherein the feeding barrel (130) is fixed at the bottom of the sludge collecting tank (110), and one end of the feeding barrel (130) is connected with the feeding hole of the cake pressing device.
3. The sewage treatment equipment based on municipal pipeline engineering according to claim 1, wherein the inner surface of the bottom of the sludge collection tank (110) is inclined, the feed cylinder (130) is arranged at the lower end of the inclined surface of the sludge collection tank (110), and the feed cylinder (130) is arranged between the flocculation tank (300) and the sedimentation tank (500).
4. The sewage treatment equipment based on municipal pipeline engineering according to claim 1, wherein a partition (305) is fixed in the middle of the flocculation tank (300), the partition (305) divides the flocculation tank (300) into two reaction tanks with equal size, two butterfly valves (301) are provided, and the two butterfly valves (301) are respectively installed corresponding to the two reaction tanks.
5. The sewage treatment equipment based on municipal pipeline engineering according to claim 4, wherein a drain valve (303) is installed on the side wall of the flocculation tank (300), a baffle (310) is fixed at one end of the flocculation tank (300), the baffle (310) is fixedly connected with one end of the partition (305), a diversion trench (311) is formed between the baffle (310) and the side wall of the flocculation tank (300), and the drain end of the water pump (510) is arranged in the diversion trench (311).
6. The sewage treatment equipment based on municipal pipeline engineering according to claim 5, wherein two drainage openings are arranged on the surface of the baffle plate (310), the two drainage openings are arranged corresponding to the two reaction tanks one by one, the surface of each drainage opening is covered with a sliding plate (313), and the sliding plate (313) is connected with the baffle plate (310) in a sliding manner.
7. The sewage treatment equipment based on municipal pipeline engineering according to claim 6, wherein a sliding block is slidably clamped at the upper end of the baffle plate (310), the sliding plate (313) is fixedly connected with the sliding block, a telescopic rod (315) is fixedly mounted at the upper end of the baffle plate (310), and the movable end of the telescopic rod (315) is fixedly connected with the sliding plate (313).
8. The sewage treatment device based on municipal pipeline engineering of claim 7, wherein the sedimentation tank (500) is a stepped sedimentation tank formed by a plurality of walls with successively reduced heights, a water inlet (501) is arranged on one side of the highest wall of the sedimentation tank (500), the water pump (510) is arranged on one side of the lowest wall of the sedimentation tank (500), and the expansion link (315) is an electric push rod or an expansion cylinder.
9. A sewage treatment method based on municipal pipeline engineering is characterized by comprising
The municipal pipe work-based sewage treatment apparatus according to any one of claims 1 to 8, comprising the steps of:
s1 primary precipitation: discharging sewage to be treated into a stepped sedimentation tank (500), wherein the wall in the stepped sedimentation tank is from high to low, and acid liquor and alkali liquor to be treated flow into the lower wall from the highest wall;
s2 flocculation and precipitation: pumping the liquid flowing into the lowest wall after primary precipitation into a flow guide groove (311) by using a water pump (510), enabling the liquid flowing through the flow guide groove (311) to enter a flocculation tank (300), simultaneously dripping a flocculating agent into the flocculation tank (300), enabling impurities in acid liquor and alkali liquor to be coagulated into large-particle precipitates by using the flocculating agent, fixing a plurality of bacterial bands in upper clarified liquid by using ropes, performing biochemical treatment on the acid liquor and the alkali liquor by using bacterial strains to obtain precipitated sludge and water which can be discharged from the upper layer, and discharging the upper layer clarified liquid through a drain valve (303);
s4 sludge collection treatment: the sealing plate (530) at the bottom of the sedimentation tank (500) is pumped away, so that the sludge deposited in the sedimentation tank (500) falls into the sludge collection tank (110), and the butterfly valve (301) at the bottom of the flocculation tank (300) is opened to transfer the sediment into the sludge collection tank (110);
s5 sludge conveying treatment: starting the feeding motor (170), driving a driving shaft of the feeding motor (170) to drive the packing auger (150) to rotate, controlling the packing auger (150) to rotate so as to push the materials to be discharged to a treatment part through the feeding barrel (130), and extruding out silt moisture through the arranged cake pressing device to obtain the soil capable of being planted.
10. The method for treating the sewage based on the municipal pipeline engineering according to claim 9, further comprising a pre-floating filtration treatment, wherein the surface suspended substances are separated by filtration by placing a filter screen plate at the water inlet (501) of the sedimentation tank (500).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210617832.2A CN114956464A (en) | 2022-06-01 | 2022-06-01 | Sewage treatment method and equipment based on municipal pipeline engineering |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210617832.2A CN114956464A (en) | 2022-06-01 | 2022-06-01 | Sewage treatment method and equipment based on municipal pipeline engineering |
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| CN114956464A true CN114956464A (en) | 2022-08-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210617832.2A Withdrawn CN114956464A (en) | 2022-06-01 | 2022-06-01 | Sewage treatment method and equipment based on municipal pipeline engineering |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115466011A (en) * | 2022-09-13 | 2022-12-13 | 湖北亚运景建设科技有限公司 | Industrial wastewater purification device and purification method for purification engineering |
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- 2022-06-01 CN CN202210617832.2A patent/CN114956464A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115466011A (en) * | 2022-09-13 | 2022-12-13 | 湖北亚运景建设科技有限公司 | Industrial wastewater purification device and purification method for purification engineering |
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