CN110818051A - Sedimentation type sewage purification device and purification method thereof - Google Patents

Sedimentation type sewage purification device and purification method thereof Download PDF

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Publication number
CN110818051A
CN110818051A CN201911314790.XA CN201911314790A CN110818051A CN 110818051 A CN110818051 A CN 110818051A CN 201911314790 A CN201911314790 A CN 201911314790A CN 110818051 A CN110818051 A CN 110818051A
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sewage
storage pool
sediment
assembly
sedimentation
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CN201911314790.XA
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CN110818051B (en
Inventor
朱东元
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GANZHOU QICHANG NEW MATERIAL Co.,Ltd.
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Shaoguan Chengmei New Energy Technology Co Ltd
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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/52Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D21/00Separation of suspended solid particles from liquids by sedimentation
    • B01D21/18Construction of the scrapers or the driving mechanisms for settling tanks
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D21/00Separation of suspended solid particles from liquids by sedimentation
    • B01D21/18Construction of the scrapers or the driving mechanisms for settling tanks
    • B01D21/20Driving mechanisms
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D21/00Separation of suspended solid particles from liquids by sedimentation
    • B01D21/24Feed or discharge mechanisms for settling tanks
    • B01D21/245Discharge mechanisms for the sediments
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00Apparatus for treatment of water, waste water or sewage
    • C02F2201/002Construction details of the apparatus
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00Controlling or monitoring parameters in water treatment
    • C02F2209/01Density
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00Controlling or monitoring parameters in water treatment
    • C02F2209/03Pressure
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2303/00Specific treatment goals
    • C02F2303/14Maintenance of water treatment installations

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Sewage (AREA)

Abstract

The embodiment of the invention discloses a sedimentation type sewage purification device, which comprises a sewage storage pool, a water storage pool arranged above the sewage storage pool through a telescopic component, and an elastic telescopic sleeve body which is sleeved on the water storage pool and is connected with the sewage storage pool, wherein a separation plate used for separating the water storage pool from the sewage storage pool is arranged at the bottom of the water storage pool, the purification method comprises the steps of arranging a liquid density sensor at the bottom of the separation plate, setting a sewage sedimentation density standard value, then adjusting the position of the water storage pool, detecting sewage density data through the liquid density sensor, comparing the detected data with the standard data value, completing the adjustment of the position of the water storage pool, then starting a sealing component and a sewage discharge component to complete the cleaning of sediments, when in use, after the water storage pool and the sewage pool are separated through the sealing component, starting the sewage discharge component to complete the cleaning of sediments in the sewage storage pool, and completing the cleaning of the sediments under the condition of not emptying sewage, the cleaning is more convenient.

Description

Sedimentation type sewage purification device and purification method thereof
Technical Field
The embodiment of the invention relates to the technical field of sewage treatment, in particular to a sedimentation type sewage purification device and a purification method thereof.
Background
The sedimentation tank is a structure for removing suspended matters in water by applying sedimentation and is equipment for purifying water. The suspended substances in the water are removed by utilizing the natural sedimentation or coagulating sedimentation of the water. The sedimentation tank is divided into a horizontal sedimentation tank and a vertical sedimentation tank according to the water flow direction, and the sedimentation effect is determined by the flow velocity of water in the sedimentation tank and the retention time of the water in the tank.
Current sedimentation tank when using, need regularly clear up the precipitate to the bottom of the pool, but in actual use, need the staff just can clear up with the dirty water drainage in the sedimentation tank is earlier, to the sewage that contains more impurity, then need the clear mud of frequent drainage, can not realize subsiding of continuity to sewage, and can waste the problem of a large amount of time.
Disclosure of Invention
Therefore, the embodiment of the invention provides a sedimentation type sewage purification device and a purification method thereof, which aim to solve the problems that in the prior art, the cleaning of sediment at the bottom of a sedimentation tank can be realized only by draining sewage, and for sewage containing more impurities, frequent drainage and sludge cleaning are needed, so that a large amount of time is wasted.
In order to achieve the above object, an embodiment of the present invention provides the following:
a sedimentation type sewage purification device comprises a sewage storage pool and a water storage pool which are sequentially communicated from bottom to top, and an elastic telescopic sleeve body which is connected between the water storage pool and the sewage storage pool in a sealing manner, the sewage storage pool and a telescopic component which is used for driving the water storage pool to move up and down are connected between the water storage pool and the sewage storage pool, a sealing component which is used for closing or opening the sedimentation through holes is respectively arranged between the water storage pool and the sewage storage pool, the outer surface of the sealing component is attached to the inner wall of the water storage pool or the inner wall of the sewage storage pool and is used for separating the water storage pool from the sewage storage pool, a plurality of sedimentation through holes are arranged on the separation plate, a bottom part is formed on the upper surface of the sealing component to form an open frame structure, and a sewage discharge pipe which is connected with an external sludge suction machine is arranged on the side wall of the, and a sewage discharging component used for pushing the sediment to a sewage discharging pipe is arranged in the sewage storage tank.
As a preferable scheme of the present invention, the sealing assembly includes two sealing plates and two rotating shafts driven by a moving assembly and movably disposed on the isolation plate, and opposite side surfaces of the two sealing plates are hinged and located between the two rotating shafts, and side surfaces of the two sealing plates opposite to the hinged side surfaces are respectively hinged and connected to one of the rotating shafts.
As a preferred scheme of the present invention, the moving assembly includes a rotating rod disposed on the isolation plate and having an axis direction the same as a moving direction of the rotating shaft, each rotating shaft is provided with a worm wheel, and the rotating rod is provided with a worm segment respectively matched with each worm wheel; and the number of the first and second electrodes,
the thread directions of the worm sections for driving the two sealing plates to rotate are opposite.
As a preferable aspect of the present invention, the frame structure is composed of a plurality of honeycomb frames connected to each other at side surfaces, an arc notch is formed at a side of the honeycomb frame close to the rotation shaft, and an upper surface of the arc notch is formed as an arc surface.
As a preferable aspect of the present invention, the open area of the arc-shaped notches in the plurality of honeycomb-shaped frames increases from the side away from the rotating shaft to the side close to the rotating shaft.
As a preferable scheme of the invention, the sewage discharging assembly comprises a scraper extending upwards from the bottom surface of the sewage storage tank and a driving mechanism for driving the scraper to be close to or far away from the sewage discharging pipe, the scraper at least comprises a first scraper and a second scraper which can be telescopically connected to two ends of the first scraper along the axial direction of the first scraper, one end of the second scraper, which is far away from the first scraper, is provided with an auxiliary roller, the side wall of the sewage storage tank is provided with a guide groove corresponding to the auxiliary roller, and the driving mechanism comprises a driving motor and a sprocket driving part which is driven by the driving motor and is used for driving the first scraper to move.
As a preferable mode of the present invention, a section of the partition plate between two adjacent precipitation through holes is formed in a triangular shape, and both ends of a bottom surface of the triangular shape are connected to side surfaces of the precipitation through holes, respectively.
As a preferable scheme of the invention, one side of the dirt storage pool is further provided with a vent pipe extending to the outside of the dirt storage pool and the water storage pool, and the length of the vent pipe is greater than the sum of the heights of the dirt storage pool and the water storage pool.
A sediment type sewage purification method comprises the following steps:
step S100, arranging a liquid density sensor at the bottom of the isolation plate, and setting a density standard value of the sewage sediment;
step S200, starting a hydraulic rod to adjust the position of a reservoir, and detecting sewage density data through a liquid density sensor;
step S300, comparing the detection data with a sewage precipitation density standard value to finish the position adjustment of the reservoir;
and step S400, after the sealing assembly is opened to isolate the sewage storage pool from the water storage pool, the sewage discharge assembly and an external suction dredge are started to finish sediment cleaning.
As a preferred scheme of the invention, the process for judging the completion of the cleaning of the precipitate comprises the following steps:
step S401, arranging a pressure sensor at the bottom of a sewage storage pool, and setting standard data of the pressure sensor after sewage discharge is finished;
step S402, starting a pollution discharge assembly and an external suction dredge, and detecting pressure data in real time;
and step S403, comparing the detected pressure data with the standard data to finish the judgment of whether the sediment is cleaned.
As a preferable scheme of the present invention, if the pressure data is greater than the standard data, it is determined that the cleaning of the sediment is not completed, and if the pressure data is less than the standard data, it is determined that the cleaning of the sediment is completed.
The embodiment of the invention has the following advantages:
when the device cleans sediments, the sedimentation through holes can be sealed through the arranged sealing components, so that the separation of the water storage pool and the sewage storage pool can be further realized, and meanwhile, the height of the sewage storage pool at the bottom can be further adjusted according to the quantity of the sediments by combining the arrangement of the elastic telescopic sleeve body between the water storage pool and the sewage storage pool, so that the sedimentation water can be better reserved; start blowdown subassembly and external suction dredge after keeping apart, then can discharge the precipitate in the soil storage pool, it can clear up the precipitate under the condition of not evacuation cistern, can not influence the lasting sediment of sewage at this in-process, and precipitation efficiency can be higher. And, through frame structure's setting, can the water conservancy diversion better in whole sewage sedimentation process, improve the precipitation efficiency of precipitate to in further leading to the soil storage pond through the opening, reduce holistic dirty time of holding.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.
FIG. 1 is a schematic overall structure diagram of an embodiment of the present invention;
FIG. 2 is a top view of the overall structure of an embodiment of the present invention;
FIG. 3 is a schematic structural view of a seal assembly according to an embodiment of the present invention;
FIG. 4 is a schematic structural view of a soil exhaust assembly according to an embodiment of the present invention;
FIG. 5 is an enlarged view of a portion of the structure at A in FIG. 1;
fig. 6 is a partial structural view of a sealing plate according to an embodiment of the present invention.
In the figure:
1-a sewage storage pool; 2, a water reservoir; 3-a breather pipe; 4-elastic telescopic sleeve body; 5-a separation plate; 6-depositing through holes; 7-a sealing assembly; 8-a sewage draining pipe; 9-a blowdown assembly;
701-a rotating shaft; 702-a sealing plate; 703-rotating rods; 704-a worm gear; 705-worm section;
71-frame structure;
711-opening;
901-a first mud scraper; 902-a second mud scraper; 903-auxiliary rollers; 904-guide slot; 905-sprocket drive.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the invention will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the invention and that it is not intended to limit the invention to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 6, the present invention provides a sedimentation type sewage purification apparatus, comprising a sewage storage tank 1 and a water storage tank 2 sequentially connected from bottom to top, and an elastic telescopic sleeve 4 hermetically connected between the water storage tank 2 and the sewage storage tank 1, wherein the sewage storage tank 1 and the water storage tank 2 are connected through a telescopic assembly for driving the water storage tank 2 to move up and down, a separation plate 5 having an outer surface attached to an inner wall of the water storage tank 2 or the sewage storage tank 1 and used for separating the water storage tank 2 from the sewage storage tank 1 is further disposed between the water storage tank 2 and the sewage storage tank 1, a plurality of sedimentation through holes 6 are disposed on the separation plate 5, a sealing assembly 7 for closing or opening the sedimentation through holes 6 is respectively disposed on each sedimentation through hole 6, a frame structure 71 having an opening 711 formed at a bottom portion is formed on an upper surface of the sealing assembly 7, the side wall of the sewage storage tank 1 is provided with a sewage discharge pipe 8 connected with an external suction dredge, and the sewage storage tank 1 is internally provided with a sewage discharge assembly 9 used for pushing the precipitate to the sewage discharge pipe 8. The elastic bellows body 4 may be of a type usable by those skilled in the art, and may be, for example, a bellows made of a rubber having a high elasticity. Meanwhile, the telescopic assembly can be adjusted by adopting telescopic elements such as a hydraulic rod and the like. Above-mentioned design makes when adjusting the relative position of cistern 2 and dirt storage pond 1 through the hydraulic stem, and the accessible bellows compensates its produced clearance after the adjustment poor, guarantees that it can not appear the problem of leaking, and the hydraulic stem of here is preferred four, corresponds the setting about the four corners of cistern 2 respectively, can avoid when the adjustment, the problem of slope appears easily in cistern 2. Simultaneously, through the setting of a plurality of frame structure 71, at the in-process that whole sewage was put into, because frame structure 71's existence for phenomenons such as backward flow and vortex appear in the sewage removal in-process, thereby make the deposit that can improve the precipitate better, and drive to the dirty pond 1 of holding of lower part through rivers.
The bottom setting of cistern 2 is used for the division board 5 with holding dirty pond 1 isolation, has seted up a plurality of on the division board 5 and has precipitated through-hole 6, and still is provided with the sealing component 7 that a plurality of and precipitate through-hole 6 correspond on division board 5, and the left and right sides of holding dirty pond 1 all is provided with the blow off pipe 8 of being connected with external suction dredge, and still is provided with the blowdown subassembly 9 that is used for promoting the precipitate to blow off pipe 8 at the bottom of the pool that holds dirty pond 1.
The width of the two ends of the sewage storage tank 1 is gradually reduced to prevent the problem that the sewage storage tank 1 is too wide, and when the sediment is pushed by the sewage discharge assembly 9, the sediment cannot be discharged out of the sewage storage tank through the sewage discharge pipe when the external suction dredge is started.
The suction dredge is the same with the theory of operation of soil pick-up car, all removes mud through the mode of negative pressure, and wherein deposit the sewage in through-hole 6 mainly for cistern 2 after deposiing, makes the precipitate get into the passageway of holding dirty pond 1, will deposit through-hole 6 and seal the back, can keep apart cistern 2 and holding dirty pond 1, is convenient for follow-up clear up the precipitate under the condition of not clean up sewage.
In addition, all be provided with the toper piece between two adjacent seal assembly 7, the toper piece that at first sets up can reduce the fluctuation of sewage in cistern 2 bottom position to this can improve the speed of deposiing, secondly, also can avoid at the in-process that sewage deposits, the precipitate can fall on division board 5 and can't get into the problem of dirty pond 1 of holding.
As shown in fig. 1, 2, 3 and 5, the sealing assembly 7 includes two sealing plates 702 and two rotating shafts 701 driven by a moving assembly and movably disposed on the isolation plate 5, opposite side surfaces of the two sealing plates 702 are hinged and located between the two rotating shafts 701, and opposite side surfaces of the two sealing plates 702 are hinged and connected to one of the rotating shafts 701. The moving assembly comprises a rotating rod 703 which is arranged on the isolation plate 5 and has the same axial direction as the moving direction of the rotating shaft 701, each rotating shaft 701 is provided with a worm wheel 704, and the rotating rod 703 is provided with a worm section 705 which is matched with each worm wheel 704; and, the worm section 705 for driving the two sealing plates 702 to rotate has opposite thread directions. Through the arrangement, when the rotating rod 703 is driven to move by the driving motor, the worm section 705 is meshed with the worm wheel 704 to drive the two sealing plates 702 to move oppositely or oppositely, so that the two sealing plates 702 can synchronously seal the precipitation through hole 6, the sealing rubber pads corresponding to the precipitation through hole 6 are arranged on the sealing plates 702, after the precipitation through hole 6 is sealed by the sealing plates 702, precipitates in the dirt storage tank 1 are emptied, at the moment, the water storage tank 2 is not communicated with the dirt storage tank 1, so that the gravity of the sewage in the water storage tank 2 is borne by the partition plate 5, the sealing plates 702 can be tightly propped against the precipitation through hole 6 under the action of the gravity of the sewage, the problem of water leakage can be avoided, in the process, the connection between the water storage tank 1 and the dirt storage tank 2 is isolated by the partition plate 5, the sediment can be cleaned under the condition that the sewage is not emptied, and secondly, the uninterrupted precipitation of the sewage can be realized. Of course, the hinged end of the sealing plate 702 may be connected by a sealing material such as rubber to ensure its sealing property.
In the state that the sedimentation through hole 6 is opened, the two sealing plates 702 can be rotated to the close state, further, the conical structure can be formed, the sediment can be prevented from being accumulated in the water reservoir 2, and the situation that the sediment is accumulated between the two sealing plates 702 needs to be noticed in the long-time continuous sedimentation process, so that the problem that the sediment is excessively accumulated to influence the rotation of the sealing plates 702 is avoided. Meanwhile, the frame structure 71 is composed of a plurality of honeycomb-shaped frames connected to each other at side surfaces, the opening 711 is an arc-shaped notch located at one side of the honeycomb-shaped frame close to the rotating shaft 701, and an upper surface of the arc-shaped notch is formed into an arc surface. The arc-shaped notches in the plurality of honeycomb-shaped frames increase in open area from the side away from the rotating shaft 701 to the side close to the rotating shaft 701. Therefore, in the state where the settling through hole 6 is opened, the frame structure 71 is formed entirely with the inclined surface having the honeycomb frame on the surface, so that the guide of the water flow and the accumulation of the sediment can be achieved better, and the sediment can be guided to slide into the dirt storage tank 1 by the arrangement of the arc-shaped notches, and the area of the arc-shaped notches in the plurality of honeycomb frames increases from the side away from the rotating shaft to the side close to the rotating shaft, that is, in the case where the sealing plate 702 is inclined, the area of the arc-shaped notch at the lower end is larger, and the removal of the sediment is guided more easily.
As shown in fig. 1, 2 and 4, the sewage discharging assembly 9 comprises a first mud scraper 901 and a second mud scraper 902 slidably connected to the end of the first mud scraper 901 through a spring, wherein an auxiliary roller 903 is arranged at the end of the second mud scraper 902 far away from the first mud scraper 901, and a guide groove 904 corresponding to the auxiliary roller 903 is arranged on the side wall of the dirt storage pool 1, the bottom of the dirt storage tank 1 is also provided with a chain wheel transmission part 905 which is driven by a driving motor and is used for driving the first mud scraping plate 901 to move, the chain wheel transmission part 905 adopts a conventional transmission mode, which comprises two sprockets and a chain arranged on the sprockets, where the first scraper 901 is fixed to the chain, when the chain moves, the first mud scraping plate 901 can be driven to move, and the starting condition of the suction dredge connected with the sewage pipes 8 arranged at the two sides of the sewage storage tank 1 is judged to be the moving direction of the first mud scraping plate 901.
During the use, make the motion of sprocket drive spare 905 through driving motor, can drive the motion of first mud scraper 901, and then can make second mud scraper 902 move along with it, second mud scraper 902 is because of through spring sliding connection at first mud scraper 901 both ends, consequently can make it hug closely the lateral wall of storing dirty pond 1 to when the motion, can promote the precipitate in storing dirty pond 1 to one side, discharge the precipitate through blow off pipe 8 by the suction dredge after the start-up.
It is added that a vent pipe 3 is arranged on one side of the dirt storage tank 1, and the length of the vent pipe 3 is larger than the sum of the heights of the dirt storage tank 1 and the water storage tank 2, namely after the water storage tank 2 is separated from the dirt storage tank 1 by a separation plate 5, a sealed space is formed by the dirt storage tank 1, and further when sediment is discharged by the suction dredge, the pressure in the dirt storage tank 1 is smaller than the external pressure, in order to prevent the problem that the separation plate 5 is easily damaged due to the excessive pressure, therefore, the outside can be connected by the vent pipe 3, the pressure can be balanced by the vent pipe 3, the normal movement of the suction dredge is ensured, the vent hole 3 is directly connected with the dirt storage tank 1, so that the enough height is arranged, the problem that the sewage is too much and the sewage can be discharged through the vent pipe 3 can be avoided, in addition, after the sealing assembly 7 is opened after the sewage discharge is finished, the problem that the sedimentation through hole 6 is more difficult to open, similarly, when water in the water storage tank 2 enters the sewage storage tank 1, gas in the sewage storage tank 1 can be discharged through the vent pipe 3, so that the problem that the sewage needs to be settled again due to the fact that the gas directly rises and can stir the sewage in the water storage tank 2 is avoided.
The height of the first mud scraping plate 901 is one third of the height of the dirt storage pool 1, so that the water storage pool and the dirt storage pool can have a large adjusting space while the sufficient mud scraping effect is ensured.
A sediment type sewage purification method comprises the following steps:
step S100, arranging a liquid density sensor at the bottom of the isolation plate, and setting a density standard value of the sewage sediment;
step S200, starting a hydraulic rod to adjust the position of a reservoir, and detecting sewage density data through a liquid density sensor;
step S300, comparing the detection data with a sewage precipitation density standard value to finish the position adjustment of the reservoir;
and step S400, after the sealing assembly is opened to isolate the sewage storage pool from the water storage pool, the sewage discharge assembly and an external suction dredge are started to finish sediment cleaning.
The sewage sediment density standard value is used for judging the amount of sediment in the sewage storage tank, namely the height of the sediment is judged according to the density change data of the sewage, and in addition, the liquid density sensor can be replaced by an ultrasonic sensor, namely the height position of the sediment is judged through ultrasonic waves.
The density standard value of the sewage sediment can be set to different values according to different treated sewage when in use, and the density standard value can be suitable for different sewage treatments when the sediment sedimentation height is judged by the liquid density sensor.
The process of judging the completion of the cleaning of the precipitate is as follows:
step S401, arranging a pressure sensor at the bottom of a sewage storage pool, and setting standard data of the pressure sensor after sewage discharge is finished;
step S402, starting a pollution discharge assembly and an external suction dredge, and detecting pressure data in real time;
and step S403, comparing the detected pressure data with the standard data to finish the judgment of whether the sediment is cleaned.
And if the pressure data is greater than the standard data, judging that the sediment is not completely cleaned, and if the pressure data is less than the standard data, judging that the sediment is completely cleaned.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims (10)

1. The utility model provides a sediment formula sewage purification device, its characterized in that includes dirt storage pool (1) and cistern (2) that communicate the setting in order from bottom to top to and sealing connection in cistern (2) with the elastic expansion sleeve body (4) between dirt storage pool (1), just dirt storage pool (1) with through being used for driving between cistern (2) the flexible subassembly that cistern (2) reciprocated is connected, still be provided with between cistern (2) and dirt storage pool (1) the surface with cistern (2) or the inner wall of dirt storage pool (1) is laminated mutually and is used for separating baffle (5) of cistern (2) with dirt storage pool (1), a plurality of sediment through-hole (6) have been seted up on baffle (5), every be provided with respectively on sediment through-hole (6) and be used for closed or open seal assembly (7) of sediment through-hole (6), the sealing assembly is characterized in that a frame structure (71) with an opening (711) formed in the bottom part is formed on the upper surface of the sealing assembly (7), a sewage discharge pipe (8) connected with an external sludge suction machine is arranged on the side wall of the sewage storage pool (1), and a sewage discharge assembly (9) used for pushing sediments to the sewage discharge pipe (8) is arranged in the sewage storage pool (1).
2. A precipitation-type sewage purification apparatus according to claim 1, wherein said sealing assembly (7) comprises two sealing plates (702) and two rotating shafts (701) driven by a moving assembly and movably disposed on said partition plate (5), and opposite sides of said two sealing plates (702) are hinged and located between said two rotating shafts (701), and opposite sides of said two sealing plates (702) are hinged and connected to one of said rotating shafts (701).
3. A sedimentation sewage purification apparatus according to claim 2, wherein the moving component comprises a rotating rod (703) which is arranged on the partition plate (5) and has the same axial direction as the moving direction of the rotating shaft (701), each rotating shaft (701) is provided with a worm wheel (704), and the rotating rod (703) is provided with a worm section (705) which is matched with each worm wheel (704); and the number of the first and second electrodes,
the screw thread directions of the worm sections (705) for driving the two sealing plates (702) to rotate are opposite.
4. A precipitation-type sewage purification apparatus according to claim 2 or 3, wherein said frame structure (71) is composed of a plurality of honeycomb-shaped frames connected on their side faces, and said opening (711) is an arc-shaped notch located on one side of said honeycomb-shaped frames near said rotation shaft (701), and the upper surface of said arc-shaped notch is formed into an arc-shaped surface.
5. A precipitation type sewage purification device according to claim 4, wherein the open area of the arc-shaped gaps in said plurality of honeycomb frames increases from the side away from said rotary shaft (701) to the side close to said rotary shaft (701).
6. A precipitation-type sewage purification apparatus according to claim 1, wherein said sewage discharging assembly (9) comprises a scraper extending upward from the bottom surface of said sewage storage tank (1) and a driving mechanism for driving said scraper to approach or separate from said sewage discharging pipe (8), the scraper blade at least comprises a first scraper blade (901) and a second scraper blade (902) which can be telescopically connected with the two ends of the first scraper blade (901) along the axial direction of the first scraper blade (901), an auxiliary roller (903) is arranged at one end of the second mud scraper (902) far away from the first mud scraper (901), a guide groove (904) corresponding to the auxiliary roller (903) is arranged on the side wall of the dirt storage pool (1), the driving mechanism comprises a driving motor, and a chain wheel transmission part (905) which is driven by the driving motor and is used for driving the first mud scraper (901) to move.
7. A sedimentation sewage purification apparatus according to any one of claims 1 to 3, wherein the partition plate (5) between adjacent two of the sedimentation through holes (6) is formed in a triangular shape in cross section, and both ends of the bottom surface of the triangular shape are connected to the side surfaces of the sedimentation through holes (6), respectively.
8. A sewage treatment plant according to claim 1, characterized in that a vent pipe (3) is provided on one side of the dirt storage tank (1) and extending to the outside of the dirt storage tank (1) and the water reservoir (2), and the length of the vent pipe (3) is greater than the sum of the heights of the dirt storage tank (1) and the water reservoir (2).
9. A method for purifying precipitated wastewater, which comprises the steps of using the apparatus according to any one of claims 1 to 8 for purifying precipitated wastewater, and removing the precipitate:
step S100, arranging a liquid density sensor at the bottom of the isolation plate, and setting a density standard value of the sewage sediment;
step S200, starting a hydraulic rod to adjust the position of a reservoir, and detecting sewage density data through a liquid density sensor;
step S300, comparing the detection data with a sewage precipitation density standard value to finish the position adjustment of the reservoir;
and step S400, after the sealing assembly is opened to isolate the sewage storage pool from the water storage pool, the sewage discharge assembly and an external suction dredge are started to finish sediment cleaning.
10. The method of claim 8, wherein the step of determining that the sediment is completely removed comprises:
step S401, arranging a pressure sensor at the bottom of a sewage storage pool, and setting standard data of the pressure sensor after sewage discharge is finished;
step S402, starting a pollution discharge assembly and an external suction dredge, and detecting pressure data in real time;
step S403, comparing the detected pressure data with the standard data to judge whether the sediment is cleaned;
and if the pressure data is greater than the standard data, judging that the sediment is not completely cleaned, and if the pressure data is less than the standard data, judging that the sediment is completely cleaned.
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