CN207227208U - Sewage treatment unit - Google Patents

Sewage treatment unit Download PDF

Info

Publication number
CN207227208U
CN207227208U CN201720765079.6U CN201720765079U CN207227208U CN 207227208 U CN207227208 U CN 207227208U CN 201720765079 U CN201720765079 U CN 201720765079U CN 207227208 U CN207227208 U CN 207227208U
Authority
CN
China
Prior art keywords
pipeline
microbial reaction
reaction pond
valve
filtration equipment
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CN201720765079.6U
Other languages
Chinese (zh)
Inventor
李磊
Original Assignee
李磊
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to CN2016106772832 priority Critical
Priority to CN201610677283 priority
Application filed by 李磊 filed Critical 李磊
Application granted granted Critical
Publication of CN207227208U publication Critical patent/CN207227208U/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00Multistage treatment of water, waste water, or sewage
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F11/00Treatment of sludge; Devices therefor
    • C02F11/02Biological treatment
    • C02F11/04Anaerobic treatment; Production of methane by such processes
    • 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
    • C02F1/001Processes for the treatment of water whereby the filtration technique is of importance
    • 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
    • C02F2001/007Processes including a sedimentation step
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2301/00General aspects of water treatment
    • C02F2301/08Multistage treatments, e.g. repetition of the same process step under different conditions
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/02Aerobic processes
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/02Aerobic processes
    • C02F3/12Activated sludge processes
    • C02F3/1205Particular type of activated sludge processes
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/02Aerobic processes
    • C02F3/12Activated sludge processes
    • C02F3/1236Particular type of activated sludge installations
    • C02F3/1268Membrane bioreactor systems

Abstract

The utility model belongs to sewage treatment field, there is provided a kind of sewage treatment unit.Sewage treatment unit provided by the utility model includes sequentially connected by-pass filtration equipment, buffering regulating reservoir, secondary filtration equipment, microbial reaction pond, membrane cisterna and clear water reserviors.Sewage treatment unit provided by the utility model is compact-sized, and floor space is few, small, is highly suitable for offshore platform.

Description

Sewage treatment unit
Technical field
The utility model belongs to sewage treatment field, more particularly to a kind of sewage treatment unit.
Background technology
With the quickening of urbanization process and the development and the improvement of people's living standards of society's science and technology, sanitary sewage is not Disconnected to increase, the processing to sanitary sewage has become must solve the problems, such as at present, but existing sewage disposal device, equipment Occupied space is big, not ideal enough to the treatment effect of sewage, and cost is also higher, can not meet demand;Especially in limited space Region, such as steamer, offshore platform etc., since conventional sewage disposal device and method take up an area big, can not effectively utilize Conventional sewage disposal device and method.
Utility model content
In order to solve the above-mentioned problems in the prior art, the utility model provides a kind of sanitary sewage disposal dress Put, including sequentially connected by-pass filtration equipment, buffering regulating reservoir, secondary filtration equipment, microbial reaction pond, membrane cisterna and clear water Pond;Wherein, the by-pass filtration equipment is used to carry out by-pass filtration processing to sewage;The buffering regulating reservoir is used for whole dress Fluid in putting is adjusted into row buffering;The secondary filtration equipment is used to carry out two level to the liquid from the buffering regulating reservoir Filtration treatment;The microbial reaction pond is to the sewage progress microbiological oxidation reaction after secondary filtration processing Processing;The membrane cisterna is to the sewage progress MBR biology film process after the microbiological oxidation reaction treatment.
Preferably, the sewage treatment unit further includes septic tank, the septic tank and the by-pass filtration equipment Connection, precipitation process is carried out for keeping in sewage, and to sewage;The by-pass filtration equipment is used for sinking by the septic tank The supernatant obtained after the processing of shallow lake carries out by-pass filtration processing.
Preferably, the sewage-treatment plant further includes clear water reserviors, and the clear water reserviors are connected with the membrane cisterna, the clear water Pond is storing the clear water obtained after the MBR biologies film process.
Preferably, the by-pass filtration equipment has discharge outlet and slag-drip opening, and sewage passes through the by-pass filtration equipment mistake The dregs formed after filter processing are discharged by the slag-drip opening, and the sewage after filtering is escaped and enter by the discharge outlet The buffering regulating reservoir;The secondary filtration equipment has discharge outlet and slag-drip opening, and sewage passes through the secondary filtration equipment mistake The dregs formed after filter processing are discharged by the slag-drip opening, and the sewage after filtering is escaped and enter by the discharge outlet The microbial reaction pond;The by-pass filtration equipment is connected with the secondary filtration equipment with the clear water reserviors.
Preferably, the by-pass filtration equipment and the secondary filtration equipment have such as lower structure:With a filter chamber, The bottom of the filter chamber has water inlet;The upper end of the filter chamber is provided with deslagging chamber, and side is provided with discharge outlet;It is described Deslagging chamber has slag-drip opening;Motor, the motor are provided with the top of the by-pass filtration equipment and the secondary filtration equipment Power output shaft be connected with gear reducer;The power output shaft of the gear reducer is connected with filter brush axis;The filter brush axis is upper end Closing, the tubular structure of lower ending opening;The upper end of the filter brush axis is located at the deslagging intracavitary, and has towards the deslagging chamber Slag notch;It is described filter brush axis in, lower end be located at the deslagging intracavitary, lower end is communicated with the water inlet;The filter brush axis There are multiple openings positioned at the part of the filter chamber;The filter core is arranged in the filter chamber;Load institute in the filter core After stating in filter chamber, the top of the filter core and bottom end seal;The filter brush is in the cavity of the filter core;It is described filter brush with The filter brush axis is fixedly connected.
Preferably, the microbial reaction pond is divided into three, is respectively first order microbial reaction pond, the second level microbe Reaction tank and third level microbial reaction pond;Wherein, the first order microbial reaction pond and the second level microbial reaction Connected between pond for overflow;Connect between the second level microbial reaction pond and the third level microbial reaction pond for overflow Connect;The structure of overflow connection is:In the first order microbial reaction pond, close to the first order microbial reaction pond It is provided with a partition plate at pool wall between the second level microbial reaction pond, the partition plate is from first level microbe The top down extension of reaction tank, it is and spaced with the bottom of pond in the first order microbial reaction pond, the partition plate with it is described Pool wall between first order microbial reaction pond and the second level microbial reaction pond forms interlayer space.
Preferably, the first order microbial reaction pond, second level microbial reaction pond and third level microbial reaction pond Bottom be connected by pipeline with wind turbine;With the first order microbial reaction pond, second level microbial reaction pond and the 3rd The pipeline of level microbe reaction tank connection is connected with first pressure transmitter.
Preferably, the sewage treatment unit further includes microorganism mixing pit, the entrance of the microorganism mixing pit End is connected with the secondary filtration equipment, and the port of export is connected with the first order microbial reaction pond.
Preferably, the membrane cisterna accommodates membrane bioreactor;The membrane bioreactor suspension is arranged in the membrane cisterna; The membrane bioreactor is the structure that the inside being made of MBR biomembranes has cavity;The top of the membrane bioreactor With opening, the opening is connected with the clear water reserviors;It is overflow between the membrane cisterna and the third level microbial reaction pond Connection mode.
Preferably, it is provided with first liquid level gauge on the septic tank;Second liquid level gauge is provided with the buffering regulating reservoir; Third liquid level gauge is provided with the membrane cisterna;The 4th liquid level gauge is provided with the clear water reserviors;The septic tank and the level-one Filter plant is connected by pipeline, and by-pass filtration pump is provided with the pipeline;The secondary filtration equipment by pipeline and The buffering regulating reservoir connection, is provided with secondary filtration pump on the pipeline;The by-pass filtration equipment passes through pipeline and institute Buffering regulating reservoir connection is stated, the first valve is provided with the pipeline;The by-pass filtration equipment passes through pipeline and describedization Manure pit connects, and the second valve is provided with the pipeline;The bottom of the buffering regulating reservoir is connected by pipeline with sludge pump, The 3rd valve is provided with the pipeline;The secondary filtration equipment is connected by pipeline with the septic tank, in the pipe The 4th valve is provided with road;The secondary filtration equipment is connected by pipeline with the microbial reaction pond, in the pipeline On be provided with the 5th valve;The first order microbial reaction pond, second level microbial reaction pond and third level microbial reaction The bottom in pond is connected by pipeline with the sludge pump, and the 6th valve is provided with the pipeline;The bottom of the membrane cisterna It is connected by pipeline with wind turbine, first pressure transmitter is provided with the pipeline;Pass through at the top of the membrane bioreactor Pipeline is connected with the clear water reserviors, and second pressure transmitter, clarified water pump and the 7th valve are provided with the pipeline;Described Pipeline between two pressure transmitters and the clarified water pump also by another article of pipeline successively with the 8th valve, flushing pump and institute Clear water reserviors are stated to be connected;The bottom of the membrane cisterna is connected by pipeline with the sludge pump, and the 9th valve is provided with the pipeline Door and the tenth valve;The clear water reserviors are discharged water by pipeline, and draining pump and flowmeter are provided with the pipeline;Described One liquid level gauge, second liquid level gauge, third liquid level gauge and the 4th liquid level gauge are connected with PLC control system;First valve, Two valves, the 4th valve, the 5th valve, the 7th valve, the 8th valve and the tenth valve are electrically operated valve or electromagnetic valve, and Connected with the PLC control system;The sludge pump, by-pass filtration pump, secondary filtration pump, clarified water pump, flushing pump and draining Pump is connected with the PLC control system;The first pressure transmitter is connected with the PLC control system.
Sewage treatment unit provided by the utility model is compact-sized, and floor space is few, small, is highly suitable for Offshore platform.
Other feature and advantage of the utility model are by following specific embodiment part detailed description.
Brief description of the drawings
Fig. 1 is the structure diagram for the sewage treatment unit that the embodiment of the utility model provides.
Fig. 2 is the by-pass filtration equipment and secondary filtration for the sewage treatment unit that the embodiment of the utility model provides The structure diagram of equipment.
Fig. 3 is that the part-structure schematic diagram for the sewage treatment unit that the embodiment of the utility model provides (is mainly shown The structure in microbial reaction pond is gone out).
Fig. 4 is the overflow connection mode structural representation in the sewage treatment unit that the embodiment of the utility model provides Scheme (structure for basically illustrating partition plate).
Wherein, the reference numerals are as follows in figure:
1- septic tanks;2- by-pass filtration equipment;3- buffers regulating reservoir;4- secondary filtration equipment;5- microbial reactions pond;6- Membrane cisterna;7- clear water reserviors;10- sludge pumps;11- by-pass filtrations pump;20- filter chambers;21- water inlets;22- discharge outlet;23- deslagginves Mouthful;24- deslagging chambers;25- filter cores;26- filter brushes;27- motors;28- gear reducers;30- filters brush axis;41- secondary filtrations pump;51- Level-one microbial reaction pond;52- second level microbial reaction pond;53- third level microbial reactions pond;54- microorganism mixing pits; 55- first pressure transmitters;The first wind turbines of 56-;The second wind turbines of 57-;58- partition plates;61- membrane bioreactors;62- second pressures Transmitter;71- clarified water pumps;72- flushing pumps;73- draining pumps;74- flowmeters;81- first liquid level gauges;82- second liquid level gauges; 83- third liquid level gauges;The 4th liquid level gauges of 84-;The first valves of 91-;The second valves of 92-;The 3rd valves of 93-;The 4th valves of 94-; The 5th valves of 95-;The 6th valves of 96-;The 7th valves of 97-;The 8th valves of 98-;The 9th valves of 99-;The tenth valves of 910-;301- Slag notch;302- first is open;303- second is open.
Embodiment
It is new to this practicality below in conjunction with attached drawing to make the purpose of this utility model, technical solution and advantage clearer The embodiment of type is described in further detail.It should be appreciated that the specific embodiments described herein are only used for Bright and explanation the utility model, is not intended to limit the present invention.
, it is necessary to explanation in the description of the utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular Directly ", the orientation of the instruction such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only Described for the ease of description the utility model and simplifying, rather than instruction or imply signified device or element must have it is specific Orientation, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.In addition, term " the One ", " second ", " the 3rd " are only used for description purpose, and it is not intended that instruction or hint relative importance.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in the description of the utility model Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly Connection;Can mechanically connect or be electrically connected;It can be directly connected, can also be indirectly connected by intermediary, It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition Concrete meaning of the language in the utility model.
As shown in Figure 1, the preferred embodiment of the utility model provides a kind of sewage treatment unit, which includes Sequentially connected septic tank 1, by-pass filtration equipment 2, buffering regulating reservoir 3, secondary filtration equipment 4, microbial reaction pond 5, membrane cisterna 6 With clear water reserviors 7.
Wherein, first liquid level gauge 81 is provided with septic tank 1, to monitor the liquid level in septic tank 1.First liquid level Meter 81 can record high, medium and low three kinds of liquid level informations.
In the utility model, high liquid level refers to that liquid level reaches more than 2/3 height of container, and middle liquid level refers to that liquid level reaches The 1/3-2/3 height of container, low liquid level refer to 1/3 height of the liquid level less than container, repeat no more below.
The structure of septic tank 1 is not particularly limited in the utility model, can be adapted for the change excrement of all kinds and environment Pond.
Septic tank 1 can be connected with by-pass filtration equipment 2 by pipeline, by-pass filtration can also be set to pump on pipeline 11.By-pass filtration pump 11 be transferred to one to the supernatant that will be obtained after the interior progress precipitation process to sanitary sewage of septic tank 1 Filtered in level filter plant 2.
By-pass filtration equipment 2 has discharge outlet and slag-drip opening.The sewage that by-pass filtration pump 11 is released passes through by-pass filtration The dregs formed after 2 filtration treatment of equipment are discharged by slag-drip opening, and the sewage after filtering is escaped and enter by discharge outlet Buffer regulating reservoir 3.
By-pass filtration equipment 2 can be eased up by pipeline rushes regulating reservoir 3 and connects, and the first valve can be set on the pipeline 91, to control the water obtained after the processing of by-pass filtration equipment 2 to enter buffering regulating reservoir 3.At by-pass filtration equipment 2 The filter residue produced after reason can by discharge of pipes to septic tank 1 or be collected progress other processing, can on the pipeline To set the second valve 92, to control the discharge of filter residue.Filter by the bulky grain produced after by-pass filtration equipment 2 is handled After slag is vented back to septic tank 1, the filter residue of bulky grain can slowly be degraded to little particle, be not due to returning to be discharged in septic tank 1 Dry filter residue, but solidliquid mixture, the microorganism containing some promotion waste degradeds, therefore flow back in septic tank 1 and can rise To the effect of circulation degraded.
Buffering regulating reservoir 3 on be provided with second liquid level gauge 82, to monitor buffering regulating reservoir 3 in liquid level, second Liquid level gauge 82 can record high, medium and low three kinds of liquid level informations.Liquid in the buffering regulating reservoir 3 that second liquid level gauge 82 monitors When face is highly in non-high-order (that is, in middle liquid level or low liquid level) state, while the septic tank that first liquid level gauge 81 monitors When liquid level in 1 is in non-low level (that is, in middle liquid level or high liquid level) state, by-pass filtration pump 11 is opened, so that will Supernatant in septic tank 1 is transferred in by-pass filtration equipment 2 and is filtered.The bottom of buffering regulating reservoir 3 can also pass through pipe Road and sludge pump 10 connect, and the 3rd valve 93 can be set on the pipeline, to control the sludge produced in buffering regulating reservoir 3 Discharge.The water inlet for acting as uniform quenching and tempering device of regulating reservoir 3 is buffered, prevents concentration of wastewater change is excessive from influencing the micro- of later stage Biological respinse processing.Buffering regulating reservoir 3 does not have filtration.
Secondary filtration equipment 4 has discharge outlet and slag-drip opening.The sewage that secondary filtration pump 41 is released passes through secondary filtration The dregs formed after 4 filtration treatment of equipment are discharged by slag-drip opening, and the sewage after filtering is escaped and enter by discharge outlet Microbial reaction pond 5.
Secondary filtration equipment 4 can be eased up by pipeline rushes regulating reservoir 3 and connects, and secondary filtration can be set on the pipeline Pump 41, supernatant in buffering regulating reservoir 3, being obtained after by-pass filtration equipment 2 is handled is transferred to two level Secondary filtration processing is carried out in filter plant 4.The filter residue produced after the processing of secondary filtration equipment 4 passes through discharge of pipes to change Manure pit 1 or be collected progress other processing, the 4th valve 94 can be set on the pipeline, to control the row of filter residue Put.After septic tank 1 being vented back to by the filter residue of the bulky grain produced after secondary filtration equipment 4 is handled, the filter residue meeting of bulky grain Little particle slowly is degraded to, to be discharged in septic tank 1 be not dry filter residue due to returning, but solidliquid mixture, is contained Promote the microorganism of waste degraded, therefore flow back in septic tank 1 to play the role of circulating and degrade.
In a kind of preferred embodiment of the utility model, by-pass filtration equipment 2 and secondary filtration equipment 4 are equal It can be connected by pipeline with clear water reserviors 7, so as to utilize the water in clear water reserviors 7 to by-pass filtration equipment 2 and secondary filtration Equipment 4 is backwashed.
As shown in Fig. 2, the structure of by-pass filtration equipment 2 and secondary filtration equipment 4 is following (hereinafter referred to as filter plant):
Filter plant has a filter chamber 20, and the bottom of filter chamber 20 has water inlet 21.The upper end of filter chamber 20 is set Deslagging chamber 24 is equipped with, the side of filter chamber 20 is provided with discharge outlet 22.The slag-drip opening 23 of deslagging chamber 24 passes through Residue extraction pipeline and use It is connected in the device for collecting dregs, residual cake valve (not shown) can be set on the pipeline, to control the discharge of dregs.Filtering Motor 27 is provided with the top of equipment, the power output shaft of motor 27 is connected with gear reducer 28, so that rotating speed be reduced.Gear reducer 28 power output shaft is connected with filter brush axis 30.Brush axis 30 is filtered as upper end closed, the tubular structure of lower ending opening.Filter brush axis 30 Upper end is located in deslagging chamber 24, and with the slag notch 301 towards deslagging chamber 24.Filter in brush axis 30, lower end is located at deslagging chamber In 24, lower end is communicated with water inlet 21, for receiving the water entered from water inlet.Brush axis 30 is filtered positioned at the part of filter chamber 20 to have There are multiple openings (to be two in Fig. 2, be respectively 303) the first opening 302 and second is open, multiple openings are set compared to setting One big opening opposite can increase the intensity of filter brush axis 30, because filter brush axis 30 is hollow-core construction, while also need to drive 26 rotation of filter brush.Filter core 25 is arranged in filter chamber 20.After filter core 25 is fitted into filter chamber 20, the top and bottom of filter core 25 End sealing.Filter brush 26 is in the cavity of filter core 25.Filter brush 26 is fixedly connected with filter brush axis 30, so as to logical in motor 27 Cross under the drive of gear reducer 28 and rotate.
When carrying out filtration operation, sewage can enter filter brush axis 30 by water inlet 21, and pass through the first opening 302 And/or second opening 303 be discharged into the cavity of filter core 25.The water purification that sewage produces after the filtering by filter core 25 passes through water outlet 22 discharges, the dregs for filtering generation are trapped in the cavity of filter core 25.
After the dregs of accumulation in filter core 25 are excessive, it can be recoiled using the clear water in clear water reserviors 7 to filter plant Wash, the process description of backwash is as follows:
Clear water from clear water reserviors 7 can enter filter brush axis 30 by the effect of flushing pump 72 from water inlet 21, and pass through First opening 302 and the second opening 303 are discharged into the cavity of filter core 25.Filter brush 26 passes through under the drive of gear reducer 28 in motor 27 Rotation, so that the dregs in stirring the cavity of filter core 25, while strikes off the dregs adhered on the cavity inner wall of filter core 25, dregs are molten In the clear water for entering entrance, and enter filter brush axis 30 from the first opening 302 and/or the second opening 303, and then enter deslagging chamber 24. Dregs into deslagging chamber can be emitted by residual cake valve (not shown), so as to complete the backwash of filter plant.
Wherein, the average pore size of the filter core used in by-pass filtration equipment 2 is 4mm, therefore can be filtered to remove in sewage Particle diameter is more than the bulky grain dregs (for example, the silt of bulky grain, impurity and house refuse) of 4mm.Used in secondary filtration equipment 4 The average pore size of filter core be 1mm, therefore the average hole of the filter core used in secondary filtration equipment 4 can be adjusted as needed Footpath, to be filtered to remove in sewage particle diameter as the little particle dregs of 1mm.
Secondary filtration equipment 4 can be connected by pipeline and microbial reaction pond 5, and the 5th valve can be set on pipeline 95, to control the water obtained after the processing of secondary filtration equipment 4 to enter microbial reaction pond 5.
As shown in figures 1 and 3, microbial reaction pond 5 is divided for three, is respectively first order microbial reaction pond 51, second Level microbe reaction tank 52 and third level microbial reaction pond 53.Wherein, the micro- life in first order microbial reaction pond 51 and the second level Connected between thing reaction tank 52 for overflow;It is overflow between second level microbial reaction pond 52 and third level microbial reaction pond 53 Connection.
As shown in Figure 3 and Figure 4, the structure of overflow connection can be (micro- with first order microbial reaction pond 51 and the second level Exemplified by overflow connection between biological reaction pool 52):It is interior, anti-close to the first level microbe in first order microbial reaction pond 51 Answer and a partition plate 58 is provided with the pool wall between pond 51 and second level microbial reaction pond 52, partition plate 58 is from the first level microbe The top down extension of reaction tank 51, and it is spaced with the bottom of pond in first order microbial reaction pond 51.Partition plate 58 and the first order Pool wall between microbial reaction pond 51 and second level microbial reaction pond 52 forms interlayer space, and sewage is from the micro- life of the first order The bottom of thing reaction tank 51 enters the interlayer space, is flowed up under the action of hydraulic pressure, through first order microbial reaction pond 51 Pool wall between second level microbial reaction pond 52 overflows into second level microbial reaction pond 52.Can using overflow connection mode To retain the active microorganism in reaction tank, achieve the purpose that intensified response efficiency.
The bottom in first order microbial reaction pond 51, second level microbial reaction pond 52 and third level microbial reaction pond 53 It is connected by pipeline with wind turbine, the pipeline being connected with each microbial reaction pond can be with 55 phase of first pressure transmitter Even.Wind turbine can be transported to air pressure Real-time Feedback in the pipeline in each microbial reaction pond to control by first pressure transmitter 55 System, alarm signal can be sent when air pressure is abnormal, to ensure that the aeration in each microbial reaction pond stablizes output, so as to control Microorganism oxygen in first order microbial reaction pond 51 processed, second level microbial reaction pond 52 and third level microbial reaction pond 53 Change state (anaerobism, aerobic or and oxygen).Wind turbine can set two, respectively the first wind turbine 56 and the second wind turbine 57, To be connected by pipeline with first pressure transmitter 55, to provide oxygen-containing gas to microbial reaction pond 5.The micro- life of the first order The bottom of thing reaction tank 51, second level microbial reaction pond 52 and third level microbial reaction pond 53 can pass through pipeline and row Dredge pump 10 connects, and the 6th valve 96 can be set on pipeline, to control the discharge of sludge.
In a preferred embodiment, sewage treatment unit further includes microorganism mixing pit 54, and microorganism mixes The arrival end for closing pond 54 is connected with secondary filtration equipment 4, and the port of export is connected with first order microbial reaction pond 52.By two level mistake After water after the filter filtering of equipment 4 enters microorganism mixing pit 54, and the microorganism mixing for microbiological oxidation reaction treatment, mix The sewage after microorganism has been closed to enter in first order microbial reaction pond 51.The utility model is by using microorganism mixing pit 54, sewage and microorganism can be sufficiently mixed in advance, improve treatment effeciency of the sewage in microbial reaction pond 5.
Membrane cisterna 6 can accommodate membrane bioreactor 61.Connected between membrane cisterna 6 and third level microbial reaction pond 53 for overflow Mode.Membrane bioreactor 61, which can be hung, to be arranged in membrane cisterna 6.Membrane bioreactor 61 is in being made of MBR biomembranes Portion has the structure of cavity.The top of membrane bioreactor 61 has opening, which is connected with clear water reserviors 7.The bottom of membrane cisterna 6 It is connected by pipeline with wind turbine, first pressure transmitter 55 can be set on pipeline.Preferably, as shown in Figure 1, wind turbine herein Two can be set, i.e. the first wind turbine 56 and the second wind turbine 57.It can be membrane bioreaction to be sent into air into membrane cisterna 6 by wind turbine The microorganism on 61 surface of device is answered to provide enough oxygen;Meanwhile can be by film biology to the surface aeration of membrane bioreactor 61 The undecomposed material on the top layer of reactor 61 rinses, to achieve the purpose that backwash.Third liquid level gauge is provided with membrane cisterna 6 83, to monitor the liquid level in membrane cisterna 6.The bottom of membrane cisterna 6 can be connected by pipeline and sludge pump 10, can on pipeline To set the 9th valve 99 and the tenth valve 910, to control the discharge of sludge.9th valve 99 and the tenth valve 910 can be with Respectively hand-operated valve and motor-driven valve;Under normal circumstances, hand-operated valve is arranged to normally open, and motor-driven valve is opened by system control timing Open;Hand-operated valve is a safety measures, can control the folding of spoil disposal pipeline with hand-operated valve in motor-driven valve failure.A kind of preferred Embodiment in, the top of membrane bioreactor 61 is connected by pipeline with clear water reserviors 7, can be set on the pipeline Put second pressure transmitter 62,71 and the 7th valve 97 of clarified water pump.Pipeline between second pressure transmitter 62 and clarified water pump 71 It can also be connected successively with the 8th valve 98, flushing pump 72 and clear water reserviors 7 by another article of pipeline.
Microorganism is attached with the outer surface of MBR biomembranes, which can be to remaining organic in the water in membrane cisterna 6 Material is decomposed, and the material of water and part small molecule can enter the inside of membrane bioreactor 61 to pass through MBR biomembranes, then Further it is rejected in clear water reserviors 7.The membrane bioreactor 61 of the utility model is made using the pressure differential inside and outside MBR biomembranes Water penetration is handled into outer row behind the inside of membrane bioreactor 61.The microorganism of MBR biologies film outer surface attachment is to permeating water Processing decomposition is carried out, decomposes insufficient be retained in outside MBR biomembranes.
Clear water reserviors 7 can store the clear water obtained after MBR biology film process.The 4th liquid level is provided with clear water reserviors 7 Meter 84, to monitor the liquid level in clear water reserviors 7.4th liquid level gauge 84 can record high, medium and low three kinds of liquid level informations.When The liquid level in clear water reserviors 7 that 4th liquid level gauge 84 monitors is in non-high-order (that is, in middle liquid level or low liquid level) state When, clarified water pump 71 starts, the 7th valve 97 is opened, and is obtained after the MBR biology film process of the membrane bioreactor 61 in membrane cisterna 6 The clear water obtained enters storage in clear water reserviors 7.Clear water reserviors 7 can be discharged water by pipeline, and draining pump 73 can be set on pipeline With flowmeter 74;Wherein, draining pump 73 can be used for aiding in discharging clear water from clear water reserviors 7, and flowmeter 74 can be used for counting The amount for the clear water that sanitary sewage obtains after treatment.After normal work after a while, the film biology in membrane cisterna 6 The membrane pressure of the MBR biomembranes of reactor 61 be less than -0.03MPa after, that is, need to the MBR biomembranes in membrane bioreactor 61 into Row backwash.When needing to backwash the MBR biomembranes in membrane bioreactor 61, flushing pump 72 and the 8th is opened Valve 98, clear water in clear water reserviors 7 can be under the action of flushing pumps 72 by pipeline and successively by the 8th valve 98 and the Two pressure transmitters 62, which enter in membrane bioreactor 61, backwashes MBR biomembranes.Wherein, second pressure transmitter 62 can adjust hydraulic pressure according to the backwashing pressure needed for MBR biomembranes.Greatly facilitated using this structure to MBR biomembranes Backwash, and flush efficiency is high.
In a kind of preferable sewage treatment unit provided by the utility model, first liquid level gauge 81, the second liquid level Meter 82,83 and the 4th liquid level gauge of third liquid level gauge, 84 equal and PLC (Programmable Logic Controller) control system Connection, so that the liquid level information collected is conveyed to PLC control system so that PLC control system can be according to actual motion Situation controls the operation of whole device.
First valve, 91 to the tenth valve 910 all can be electrically operated valve or electromagnetic valve;For suitable control cost, together When on the premise of not influencing to the control of whole device, except the 3rd valve 93, the 6th valve 96 and the 9th valve 99 is general Outside logical armstrong's patent valve, remaining valve all can be electrically operated valve or electromagnetic valve;Further, the first valve 91, Two valves 92, the 4th valve 94, the 5th valve 95 and the tenth valve 910 are electrically operated valve, the 7th valve 97 and the 8th valve 98 For electromagnetic valve;Since electrically operated valve can be connected with electromagnetic valve with PLC control system, and pass through PLC control system control The opening and closing of electrically operated valve and electromagnetic valve processed, therefore can realize the electronic remote control to respective valves.
Sludge pump 10, by-pass filtration pump 11, secondary filtration pump 41, clarified water pump 71, flushing pump 72 and draining pump 73 are and PLC Control system connects, and can receive the instruction of PLC control system transmission, so as to control the operation of pump.
First pressure transmitter 55 is connected with PLC control system, so that PLC control system can be according to actual motion The needs of situation, adjustment is sent to the microbial reaction ponds at different levels in microbial reaction pond 5 and film to first pressure transmitter 55 The instruction of the amount of the gas inputted in pond 6 in the unit interval;Second pressure transmitter 62 is connected with PLC control system, so that Instruction can be sent to the 8th valve 98 and flushing pump 72 by obtaining PLC control system, and backwash institute is carried out to MBR biomembranes to adjust The hydraulic pressure needed.
First wind turbine 56 is connected with the second wind turbine 57 with PLC control system, and can be fed back to PLC control systems The operation information of wind turbine, and the control instruction that PLC control system is sent according to the needs of practical operation situation is received, adjust wind The operating status of machine.
PLC control system can also access internet, and by Internet transmission and receive information, so as to fulfill to whole The remote control of sewage treatment unit so that the sewage treatment unit that the preferred embodiment of the utility model provides It is particularly suitable for apart from offshore platform that is remote, having inconvenient traffic.
In a kind of preferable sewage treatment unit provided by the utility model, the whole dress in addition to septic tank The other components put being integrated structure, for example, can in a babinet with partition plate be partitioned into buffering regulating reservoir 3, Microbial reaction pond 5 (further with partition plate be separated into first order microbial reaction pond 51, second level microbial reaction pond 52, Third level microbial reaction pond 53 and microorganism mixing pit 54), membrane cisterna 6 and clear water reserviors 7, various pipelines, pump, wind turbine, level-one mistake Filter equipment 2, secondary filtration equipment 4 and PLC control system can be fixed on babinet, so not only facilitate transport and peace Dress, and make it that the structure of whole device is compacter, floor space and volume are greatly reduced, it is more applicable for sea Platform.
The sewage treatment unit of the utility model uses advanced membrane biological reactor process (MBR techniques), is film The New Wastewater Treatment Technology art that isolation technics is organically combined with biotechnology.The utility model is biological by film using membrane separation plant Also therefore activated sludge and larger molecular organics in reactor retain, therefore can save secondary settling tank, and activated sludge concentration Greatly improve, hydraulic detention time (HRT) and sludge retention time (SRT) can control respectively, and the material of difficult degradation can be with Constantly react, degrade in membrane bioreactor.Therefore, membrane biological reactor process enhances life significantly by membrane separation technique The function of thing reactor.Compared with traditional biological treatment device and method, it is dirty to carry out life using the device of the utility model The processing of water, has that biochemical efficiency is high, anti-load impact ability is strong, stable effluent quality, floor space are small, sludge discharging period length, Easily realize the advantages that automatically controlling, be one of current most promising New Wastewater Treatment Technique.
The device of the utility model has the degree of automation high, and remote transmission function is easy to operate, and treatment effeciency is high, only The advantages that change degree is good, and sludge yield is few, energy consumption and few administration fee.
As known by the technical knowledge, the utility model can pass through other essence without departing from its spirit or the reality of essential feature Scheme is applied to realize.Therefore, embodiment disclosed above, all things considered, is all merely illustrative, and is not only 's.It is all in the scope of the utility model or in the change being equal in the scope of the utility model by the utility model bag Contain.

Claims (10)

1. a kind of sewage treatment unit, including sequentially connected by-pass filtration equipment, buffering regulating reservoir, secondary filtration are set Standby, microbial reaction pond, membrane cisterna and clear water reserviors;Wherein,
The by-pass filtration equipment is used to carry out by-pass filtration processing to sewage;
The buffering regulating reservoir is used to adjust the fluid in whole device into row buffering;
The secondary filtration equipment is used to carry out secondary filtration processing to the liquid from the buffering regulating reservoir;
The microbial reaction pond is to the sewage progress microbiological oxidation reaction treatment after secondary filtration processing;
The membrane cisterna is to the sewage progress MBR biology film process after the microbiological oxidation reaction treatment.
2. sewage treatment unit according to claim 1, it is characterised in that
The sewage treatment unit further includes septic tank, and the septic tank is connected with the by-pass filtration equipment, for temporary Sewage is deposited, and precipitation process is carried out to sewage;The by-pass filtration equipment is used for being obtained after the septic tank precipitation process The supernatant obtained carries out by-pass filtration processing.
3. sewage treatment unit according to claim 2, it is characterised in that
The sewage-treatment plant further includes clear water reserviors, and the clear water reserviors are connected with the membrane cisterna, and the clear water reserviors are storing The clear water obtained after the MBR biologies film process.
4. sewage treatment unit according to claim 1, it is characterised in that
The by-pass filtration equipment has discharge outlet and slag-drip opening, and sewage is formed after the by-pass filtration equipment filtration treatment Dregs discharged by the slag-drip opening, the sewage after filtering by the discharge outlet escape and enter it is described buffering adjust Pond;
The secondary filtration equipment has discharge outlet and slag-drip opening, and sewage is formed after the secondary filtration equipment filtration treatment Dregs discharged by the slag-drip opening, it is anti-that the sewage after filtering by the discharge outlet escapes and enter the microorganism Ying Chi;
The by-pass filtration equipment is connected with the secondary filtration equipment with the clear water reserviors.
5. sewage treatment unit according to claim 1, it is characterised in that
The by-pass filtration equipment and the secondary filtration equipment have such as lower structure:
With a filter chamber, the bottom of the filter chamber has water inlet;The upper end of the filter chamber is provided with deslagging chamber, side Face is provided with discharge outlet;The deslagging chamber has slag-drip opening;The top of the by-pass filtration equipment and the secondary filtration equipment Motor is provided with, the power output shaft of the motor is connected with gear reducer;The power output shaft of the gear reducer is with filtering brush axis phase Even;The filter brush axis is upper end closed, the tubular structure of lower ending opening;The upper end of the filter brush axis is located at the deslagging intracavitary, And with the slag notch towards the deslagging chamber;In the filter brush axis, lower end be located at the deslagging intracavitary, lower end with it is described enter The mouth of a river communicates;The filter brush axle position has multiple openings in the part of the filter chamber;Filter core is arranged in the filter chamber; After the filter core is fitted into the filter chamber, the top of the filter core and bottom end seal;Sky of the filter brush positioned at the filter core Intracavitary;The filter brush is fixedly connected with the filter brush axis.
6. sewage treatment unit according to claim 3, it is characterised in that
The microbial reaction pond is divided into three, is respectively first order microbial reaction pond, second level microbial reaction pond and the Three-level microbial reaction pond;Wherein, it is excessive between the first order microbial reaction pond and the second level microbial reaction pond Stream connection;Connected between the second level microbial reaction pond and the third level microbial reaction pond for overflow;
The structure of overflow connection is:In the first order microbial reaction pond, close to the first order microbial reaction It is provided with a partition plate at pool wall between pond and the second level microbial reaction pond, the partition plate is from the micro- life of the first order The top down extension of thing reaction tank, and, the partition plate and institute spaced with the bottom of pond in the first order microbial reaction pond The pool wall stated between first order microbial reaction pond and the second level microbial reaction pond forms interlayer space.
7. sewage treatment unit according to claim 6, it is characterised in that
The bottom in the first order microbial reaction pond, second level microbial reaction pond and third level microbial reaction pond passes through Pipeline is connected with wind turbine;
The pipeline being connected with the first order microbial reaction pond, second level microbial reaction pond and third level microbial reaction pond It is connected with first pressure transmitter.
8. sewage treatment unit according to claim 6, it is characterised in that
The sewage treatment unit further includes microorganism mixing pit, the arrival end of the microorganism mixing pit and the two level Filter plant is connected, and the port of export is connected with the first order microbial reaction pond.
9. sewage treatment unit according to claim 8, it is characterised in that
The membrane cisterna accommodates membrane bioreactor;The membrane bioreactor suspension is arranged in the membrane cisterna;The film biology Reactor is the structure that the inside being made of MBR biomembranes has cavity;The top of the membrane bioreactor has opening, institute Opening is stated with the clear water reserviors to be connected;
It is overflow connection mode between the membrane cisterna and the third level microbial reaction pond.
10. sewage treatment unit according to claim 9, it is characterised in that
First liquid level gauge is provided with the septic tank;
Second liquid level gauge is provided with the buffering regulating reservoir;
Third liquid level gauge is provided with the membrane cisterna;
The 4th liquid level gauge is provided with the clear water reserviors;
The septic tank is connected with the by-pass filtration equipment by pipeline, and by-pass filtration pump is provided with the pipeline;
The secondary filtration equipment is connected by pipeline with the buffering regulating reservoir, and secondary filtration is provided with the pipeline Pump;
The by-pass filtration equipment is connected by pipeline with the buffering regulating reservoir, and the first valve is provided with the pipeline;
The by-pass filtration equipment is connected by pipeline with the septic tank, and the second valve is provided with the pipeline;
The bottom of the buffering regulating reservoir is connected by pipeline with sludge pump, and the 3rd valve is provided with the pipeline;
The secondary filtration equipment is connected by pipeline with the septic tank, and the 4th valve is provided with the pipeline;
The secondary filtration equipment is connected by pipeline with the microbial reaction pond, and the 5th valve is provided with the pipeline Door;
The bottom in the first order microbial reaction pond, second level microbial reaction pond and third level microbial reaction pond passes through Pipeline is connected with the sludge pump, and the 6th valve is provided with the pipeline;
The bottom of the membrane cisterna is connected by pipeline with wind turbine, and first pressure transmitter is provided with the pipeline;
The top of the membrane bioreactor is connected by pipeline with the clear water reserviors, and second pressure is provided with the pipeline Transmitter, clarified water pump and the 7th valve;Pipeline between the second pressure transmitter and the clarified water pump also passes through another Pipeline is connected with the 8th valve, flushing pump and the clear water reserviors successively;
The bottom of the membrane cisterna is connected by pipeline with the sludge pump, and the 9th valve and the tenth valve are provided with the pipeline Door;
The clear water reserviors are discharged water by pipeline, and draining pump and flowmeter are provided with the pipeline;
The first liquid level gauge, second liquid level gauge, third liquid level gauge and the 4th liquid level gauge are connected with PLC control system;
First valve, the second valve, the 4th valve, the 5th valve, the 7th valve, the 8th valve and the tenth valve are electronic Valve or electromagnetic valve, and connected with the PLC control system;
The sludge pump, by-pass filtration pump, secondary filtration pump, clarified water pump, flushing pump and the equal and described PLC control system of draining pump Connection;
The first pressure transmitter is connected with the PLC control system.
CN201720765079.6U 2016-08-16 2017-06-28 Sewage treatment unit Active CN207227208U (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN2016106772832 2016-08-16
CN201610677283 2016-08-16

Publications (1)

Publication Number Publication Date
CN207227208U true CN207227208U (en) 2018-04-13

Family

ID=59880102

Family Applications (2)

Application Number Title Priority Date Filing Date
CN201710508560.1A Pending CN107188372A (en) 2016-08-16 2017-06-28 Sewage treatment unit and method
CN201720765079.6U Active CN207227208U (en) 2016-08-16 2017-06-28 Sewage treatment unit

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CN201710508560.1A Pending CN107188372A (en) 2016-08-16 2017-06-28 Sewage treatment unit and method

Country Status (1)

Country Link
CN (2) CN107188372A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108996813A (en) * 2018-07-19 2018-12-14 江苏澳洋生态园林股份有限公司 A kind of municipal sewage and rainwater combined apparatus
CN108996814A (en) * 2018-07-19 2018-12-14 江苏澳洋生态园林股份有限公司 A kind of municipal sewage and rainwater combined treatment process

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110559703B (en) * 2019-08-22 2021-09-03 深圳市清泉水业股份有限公司 Water quantity balancing method for upward flow filter

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108996813A (en) * 2018-07-19 2018-12-14 江苏澳洋生态园林股份有限公司 A kind of municipal sewage and rainwater combined apparatus
CN108996814A (en) * 2018-07-19 2018-12-14 江苏澳洋生态园林股份有限公司 A kind of municipal sewage and rainwater combined treatment process

Also Published As

Publication number Publication date
CN107188372A (en) 2017-09-22

Similar Documents

Publication Publication Date Title
CN207227208U (en) Sewage treatment unit
CN101885570B (en) Sludge treatment method
CN101734827B (en) Method for treating yeast wastewater
CN203613067U (en) Integrated sewage treatment device
US20150034552A1 (en) Water Treatment System and Method for Removal of Contaminants Using Biological Systems
CN201268652Y (en) Integral sewage treating device
CN103833129A (en) Denitrification cloth filter
CN207175705U (en) Unattended sanitary sewage disposal and reusing integral equipment
CN2570262Y (en) Separation and aeration dual-purpose film-bioreactor sewage treatment facilities
CN108862581A (en) A kind of device and method that AO biomembrane+sludge fermentation coupling denitrification realizes sewage deep denitrogenation synchronous sludge decrement
CN102358658B (en) Six-stage movable little-aeration membrane bio-reactor (MBR) and sewage treatment method thereof
CN101891340A (en) Membrane bioreaction technology-based sewage treatment method
CN103663886A (en) Tank type loach ecological treatment method and device for rural domestic sewage
CN101269873A (en) Method and apparatus for recycling membrane-bioreactor sewage water
CN102616991B (en) Method and equipment for sewage treatment by means of biochemical pressurized dissolved air flotation
CN203173917U (en) Coking waste water coal tar treatment equipment
CN110217886A (en) Across the biochemical sewage disposal system of the temperature difference
CN1153738C (en) Sewage treating plant with double-area gravity-elution membrane bioreactor
CN204981318U (en) Biological aerated filter
CN212246702U (en) Public toilet washes circulation water integrated treatment facility
CN208055025U (en) Across the biochemical sewage disposal system of the temperature difference
CN207313384U (en) Domestic sewage processing system
CN108314255A (en) A kind of efficient Chinese herbal medicine extraction sewage treatment process
CN206901985U (en) A kind of sewage-treatment plant
CN206799388U (en) Container-type variable volume integrated effluent disposal system

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant