CN105502646B - A kind of vertical container-type intermittent activated sludge process sewage-treatment plant - Google Patents
A kind of vertical container-type intermittent activated sludge process sewage-treatment plant Download PDFInfo
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- CN105502646B CN105502646B CN201610044157.3A CN201610044157A CN105502646B CN 105502646 B CN105502646 B CN 105502646B CN 201610044157 A CN201610044157 A CN 201610044157A CN 105502646 B CN105502646 B CN 105502646B
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- sewage
- sludge
- aeration
- water
- activated sludge
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/02—Aerobic processes
- C02F3/12—Activated sludge processes
- C02F3/1236—Particular type of activated sludge installations
- C02F3/1263—Sequencing batch reactors [SBR]
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
- C02F3/302—Nitrification and denitrification treatment
- C02F3/305—Nitrification and denitrification treatment characterised by the denitrification
- C02F3/306—Denitrification of water in soil
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/30—Aerobic and anaerobic processes
- C02F3/308—Biological phosphorus removal
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
- C02F2203/006—Apparatus and plants for the biological treatment of water, waste water or sewage details of construction, e.g. specially adapted seals, modules, connections
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Abstract
The present invention discloses a kind of vertical container-type intermittent activated sludge process sewage-treatment plant, using frame identical with TEU (Twenty-foot Equivalent Unit) outside dimension as basic support, the water treatment zone suitable for intermittent activated sludge process (SBR) sewage treatment process is being arranged inside, the water treatment zone collection adjusts, is aerated and is deposited in one, and water inlet, reaction, precipitating, draining and idle function are realized in same device；Under effective water level, used in water inlet as conditioning tank；It uses in aeration as biochemical aeration tank, is used when staticly settling as sedimentation basin.The sewage-treatment plant uses vertically arranged container main body, and by taking twenty equivalent unit as an example, overall dimensions are about 6.0 × 2.3 × 2.3 meters, and effective submersion depth can reach 4~5 meters, fully meet the operating condition of SBR；And have many advantages, such as to be readily transported, easy for installation, occupied area is few, can flexibly move tear open, structure it is simple, convenient for assembly and maintenance.
Description
Technical field
The present invention relates to a kind of sewage-treatment plants, and in particular to a kind of vertical container-type intermittent activated sludge process is dirty
Water treatment facilities.
Background technique
Common sewage disposal device generally uses reinforced concrete structure in-site installation to build, and applicable situation is dirt to be processed
The sewage treatment point that water site is fixed, sewage load is big.Sewage site is not fixed or sewage load not
Big occasion is built by the way of live civil engineering, there is the deficiencies of construction cost is high, long in time limit.For this purpose, having in the prior art more
The integrated container type sewage treatment equipment of kind, for example, the utility model patent that Authorization Notice No. is CN204325092U is public
One disclosed in a kind of utility model patent of " container type sewage treatment equipment ", Authorization Notice No. opened for CN203256092U
Kind " container-type MBR integrated equipment for sewage treatment ", the utility model patent that Authorization Notice No. is CN202156971U disclose
" a kind of movable integrated MBR sewage disposal device " etc..These integrated sewage treating apparatus are single by each processing
Member is set in container, has many advantages, such as transport and easy for installation, occupied area is few, can flexibly move.
Existing integrated container formula sewage disposal device be build up it is rear laterally positioned, i.e., container long side paste ground；
And 2.3 meters of TEU (Twenty-foot Equivalent Unit) short height, if being used for intermittent activated sludge process (SBR) sewage treatment, constrain effective water
Deep (ideal effectively submersion depth is 4~5 meters), there are oxygen utilization rates when biochemical aeration not high, sludge settling area and clear water
Offset from too it is short cause supernatant to be discharged when occur sludge mixed flow influence effluent quality, mud collection area be difficult to arrange funnel, on clear out
Water because height of water level deficiency may the problems such as power pumping, therefore mostly using the techniques such as MBR.
Normal sewage to be handled has the characteristics that intermittent water and water outlet, water are little in reality, such as throws aside plastics
Colony house is cleaned in the processing at the residual bottom of food of the cleaning sullage, aquaculture that generate in cleaning and sorting process and livestock culture
Ground sewage etc.；Facts have proved that existing collection adjusts, is aerated and is deposited in one for many years, realized in same device water inlet, react,
Intermittent activated sludge process (SBR) sewage disposal technology of precipitating, draining and idle function simple, operating cost with process
Low, dephosphorization denitrogenation, good effect of separating solid from liquid, stable effluent quality effectively prevent sludge bulking and anti impulsion load, operation operation
The advantages that simple, application effect is good compared with MRB, is very suitable for above-mentioned sewage treatment occasion.Therefore a kind of container-type is developed
, can be made in factory, the SBR device of convenient transportation and installation has important practical significance.
Summary of the invention
It is an object of the invention to overcome the deficiencies of the prior art and provide a kind of vertical container-type intermittent activated sludges
Method sewage-treatment plant, which uses vertically arranged container main body, by taking twenty equivalent unit as an example,
Its overall dimensions is about 6.0 × 2.3 × 2.3 meters, and effective height can reach 4~5 meters, fully meets the operating condition of SBR；And
Have many advantages, such as to be readily transported, easy for installation, occupied area is few, can flexibly move tear open, structure it is simple, convenient for assembly and maintenance.
The technical solution that the present invention solves above-mentioned technical problem is:
A kind of vertical container-type intermittent activated sludge process sewage-treatment plant, including with TEU (Twenty-foot Equivalent Unit) outer dimension
Identical frame；The frame is arranged inside at the water suitable for intermittent activated sludge process sewage treatment process in vertical placement
Area is managed, the water treatment zone is for being adjusted sewage, being aerated and precipitating；When adjusting for sewage, which is constituted
Conditioning tank, when being used for sewage aeration, which constitutes aeration tank, when being used for sewage quiescent setting, the water treatment zone
Constitute sedimentation basin；
When staticly settling, water treatment zone inner cavity is divided into supernatant liquid zone and sludge area from top to bottom；Wherein, the supernatant
It is equipped with water inlet pipe and chemical feed pipe above area, the overflow pipe for controlling liquid level is equipped at liquid level；It is equipped with and uses in supernatant liquid zone
In catchment drainpipe or the water decanter of discharge supernatant；Sludge area lower part is equipped with aerator, and the bottom in sludge area is set
There is sludge pipe.
A preferred embodiment of the invention, wherein be equipped with several below the supernatant liquid zone of the water treatment zone and set in parallel
The inclined plate set, the inclined plate are obliquely installed along up and down direction.The inclined plate, which is arranged, to be advantageous in that: being filled when 1, being aerated to from aeration
The air for setting middle feeding plays distributional effects, so that gas is evenly distributed in treatment sewage, improves Biochemical Treatment；2,
Play the role of inclined-plate clarifying basin when staticly settling；3, when supernatant is discharged, the inclined plate can reduce bottom sewage and sludge
Disturbance, or when have altered on sludge when, the inclined plate play the role of stop and promote upper string sludge settling, guarantee drain
Water quality.
A preferred embodiment of the invention, wherein the aerator includes the first aeration tube positioned at sludge area lower part,
First aeration tube is connect with feeder, such as blower, dissolving or Venturi tube, and first aeration tube is equipped with first
Aeration opening.Preferably, first aeration opening is set to the bottom of the first aeration tube, so that first aeration opening is not easy by sludge
Blocking.
A preferred embodiment of the invention, wherein the aerator further includes being connected to the second of sludge area bottom to expose
Tracheae, second aeration tube are connected to by the second aeration opening with sludge area bottom；The sludge area is in the lower section of the first aeration tube
Equipped be located at the second aeration opening above collection gas agitating cover, the collection gas agitating cover opening be right against downward second aeration opening and
Present small lower big structure.The effect that above-mentioned second aeration tube sum aggregate gas agitating cover is arranged is to stir whole sludge in aeration
It mixes, makes that all sludge is fully dispersed, comes into full contact with sewage；Its principle is: the air sprayed from the second aeration opening is by gas collection
Stirring cover stops to move directly up, but crosses at the lower edge of collection gas agitating cover after rolling in collection gas agitating cover
It moves upwards again, to adequately be stirred to the sludge of sludge area bottom.In order to avoid when stopping aeration, air is collecting
The top of gas agitating cover is stranded, and the top of the collection gas agitating cover is equipped with little venthole.
A preferred embodiment of the invention, wherein the bottom in the sludge area is arranged to pyramidal structure, in order to sludge
Collect, is conducive to reach simultaneous oxygen, anaerobic state in empty lots, is conducive to the release of denitrification and phosphorus, reaches denitrogenation dephosphorizing
Effect.Also, it is matched with the up-small and down-big collection gas agitating cover, is more advantageous to the aggregation when standing of sludge area base sludge
With dispersion when aeration.
A preferred embodiment of the invention, wherein the outer end of the sludge pipe is equipped with and connects with what sludge pumping equipment was connect
Clutch transports outward extra sludge with tools such as fecal suction trucks to facilitate；The sludge pipe and the second aeration tube are docking integrally, and are led to
The same communication port (i.e. second aeration opening) is crossed to be connected to sludge area.
A preferred embodiment of the invention, wherein water decanter is equipped in the supernatant liquid zone, which includes on floating on
The hose of suction hose, the outlet pipe and connection suction hose and outlet pipe that are located on the side wall of water treatment zone on clear liquid face.It is above-mentioned
Suction hose in water decanter can be gone up and down with the lifting of supernatant liquid level, it is ensured that water decanter can draw supernatant when working always
Upper layer clear water in liquid.
The top of a preferred embodiment of the invention, the frame is equipped with operating platform, facilitates overhaul of the equipments, inspection and peace
Dress；The outside of frame is equipped with ladder in order to down operation platform；Internal ladder is equipped in the water treatment zone, to enter water
It is installed and is overhauled in treatment region.
A preferred embodiment of the invention, wherein be located at water treatment zone below frame bottom be open frame knot
Structure, in order to sludge pipe, the setting of the second aeration tube and connection and the fixation of whole device and ground.
A preferred embodiment of the invention, wherein miscellaneous function area can also be set in the frame, the miscellaneous function area
For installing the ancillary equipments such as power distribution cabinet, pipeline, pump.When sewage load is big, water treatment zone can be only set in frame, it is auxiliary
Help equipment external；And when sewage load is relatively small, water treatment zone and miscellaneous function can be set simultaneously in frame
Area, so that whole device can install ancillary equipment before installing at the scene, it is more convenient.
A preferred embodiment of the invention, wherein when sewage quantity is larger, which can be used multiple groups and be arranged in parallel or in series in
Processing equipment together works, and every group of processing equipment includes a set of frame and its interior water treatment zone.
The working principle of the invention is:
Vertical container-type intermittent activated sludge process sewage-treatment plant of the invention utilizes and ruler outside TEU (Twenty-foot Equivalent Unit)
The water suitable for intermittent activated sludge process (SBR) sewage treatment process is being arranged inside as basic support in very little identical frame
Treatment region, the water treatment zone collection adjust, are aerated and are deposited in one, realized in same device water inlet, reaction, precipitating, draining with
Idle function；Under effective water level, used in water inlet as conditioning tank；It uses, is standing as biochemical aeration tank in aeration
It is used when precipitating as sedimentation basin.
The present invention have compared with prior art it is below the utility model has the advantages that
1, container-type sewage-treatment plant of the invention is to live vertical placement, by taking twenty equivalent unit as an example,
Its overall dimensions is about 6.0 × 2.3 × 2.3 meters, and effective height can reach 4~5 meters, fully meets the operating condition of SBR.
2, it is designed using TEU (Twenty-foot Equivalent Unit) formula, all functional components are built in container-type frame, neat appearance, just
It is made in factory, transport；It reduces cost and guarantees manufacturing quality.It is easy to make isothermal holding in cold district or season.
3, easy for installation, after being placed to scene, need to only connect water power and tame microorganism be can be used.
4, vertical placement, occupied area is small, and can flexibly move and tear open.
5, internal structure is simple, convenient for assembly and maintenance, the dirt of high and intermittent Inlet and outlet water especially suitable for biodegradability
Water process.
6, multiple processing units of the invention can be selected used in parallel according to sewage quantity.
Detailed description of the invention
Fig. 1 is a specific embodiment party of vertical container-type intermittent activated sludge process sewage-treatment plant of the invention
The structural schematic diagram of formula.
Fig. 2 is the A-A cross-sectional view of Fig. 1.
Fig. 3 is the B-B cross-sectional view of Fig. 2.
Fig. 4 is the C-C cross-sectional view of Fig. 2.
Fig. 5 is another specific implementation of vertical container-type intermittent activated sludge process sewage-treatment plant of the invention
The structural schematic diagram (line of demarcation of dotted portion expression water treatment zone and miscellaneous function area in figure) of mode.
Specific embodiment
Present invention will now be described in further detail with reference to the embodiments and the accompanying drawings, but embodiments of the present invention are unlimited
In this.
Embodiment 1
Referring to figures 1-4, the vertical container-type intermittent activated sludge process sewage-treatment plant of the present embodiment include with
The identical frame 1 of TEU (Twenty-foot Equivalent Unit) outer dimension, the present embodiment use twenty equivalent unit, and overall dimensions are about 6.0
× 2.3 × 2.3 meters.The water suitable for intermittent activated sludge process sewage treatment process is arranged inside in vertical placement in the frame 1
Treatment region, the water treatment zone is for being adjusted sewage, being aerated and precipitating；When being adjusted for sewage, the water treatment zone structure
At conditioning tank, when being used for sewage aeration, which constitutes aeration tank, when being used for sewage quiescent setting, the water process
Area constitutes sedimentation basin.2 upper end of water treatment zone is open, remaining each side-closed.When staticly settling, in the water treatment zone 2
Chamber is divided into supernatant liquid zone 2-1 and sludge area 2-2 from top to bottom；Wherein, 3 He of water inlet pipe is equipped with above the supernatant liquid zone 2-1
Chemical feed pipe 4, water inlet pipe 3 are equipped at liquid level for controlling liquid for being sent into treatment sewage, chemical feed pipe 4 for flocculant to be added
The overflow pipe 5 of face height；Catchment drainpipe or the water decanter 6 for supernatant to be discharged are equipped in supernatant liquid zone 2-1；The dirt
The mud area lower part 2-2 is equipped with aerator, and the bottom of sludge area 2-2 is equipped with sludge pipe 11.
Referring to fig. 2, multiple inclined plates 9 disposed in parallel, the inclined plate 9 are equipped with below the supernatant liquid zone 2-1 of the water treatment zone 2
It is obliquely installed along up and down direction, the lower part of inclined plate 9 is supported and fixed by the angle steel 10 being fixed on 2 wall body of water treatment zone.If
Setting the inclined plate 9 is advantageous in that: peptizaiton is played to the air being sent into from aerator when 1, being aerated, so that gas is equal
It is even to be distributed in treatment sewage, improve Biochemical Treatment；2, play the role of inclined-plate clarifying basin when staticly settling；3, it arranges
Out when supernatant, the inclined plate 9 can reduce the disturbance to bottom sewage and sludge, or when altering on sludge, the inclined plate 9 is risen when having
To the effect for stopping and promoting upper string sludge settling, guarantee the water quality of draining.
Referring to Fig. 1, Fig. 2 and Fig. 4, the aerator includes the first aeration tube 7 positioned at the sludge area lower part 2-2, this
One aeration tube 7 is connect with feeder, such as blower, dissolving or Venturi tube, and first aeration tube 7 is equipped with first and exposes
Port.First aeration tube 7 has multiple, is evenly distributed on the cross section of water treatment zone 2, first aeration tube 7 be located at
Air inlet pipe 7-1 connection on the wall body of water treatment zone 2；First aeration tube 7 is fixed on the angle steel 10 of its bottom.Institute
The bottom that the first aeration opening is set to the first aeration tube 7 is stated, so that first aeration opening is not easy by sludge blockage.
Referring to Fig. 1, Fig. 2 and Fig. 4, the aerator further includes the second aeration tube 12 for being connected to the sludge area bottom 2-2,
Second aeration tube 12 is connected to by the second aeration opening with the sludge area bottom 2-2；The sludge area 2-2 is in the first aeration tube 7
Lower section is equipped with the collection gas agitating cover 8 being located above the second aeration opening, and the collection gas agitating cover 8 is opening down to be right against second exposure
Port and present small lower big structure.Be arranged above-mentioned second aeration tube, 12 sum aggregate gas agitating cover 8 effect be aeration when will be complete
The sludge agitation in portion, makes that all sludge is fully dispersed, comes into full contact with sewage；Its principle is: spraying from the second aeration opening
Air can not be moved directly up by the collection blocking of gas agitating cover 8, but from collection gas agitating cover 8 after rolling in collection gas agitating cover 8
Lower edge at cross and move upwards again, to adequately be stirred to the sludge of the sludge area bottom 2-2.In order to avoid stopping
Air is stranded at the top of collection gas agitating cover 8 when being only aerated, and the top of the collection gas agitating cover 8 is equipped with the little venthole 8- of diameter
1。
Referring to Fig. 1 and Fig. 2, the bottom 2-3 of the sludge area 2-2 is arranged to pyramidal structure, in order to collecting for sludge, has
Reach simultaneous oxygen, anaerobic state conducive in empty lots, is conducive to the release of denitrification and phosphorus, achievees the effect that denitrogenation dephosphorizing.And
And matched with the up-small and down-big collection gas agitating cover 8, it is more advantageous to the aggregation when standing of the sludge area bottom 2-2 2-3 sludge
With dispersion when aeration.
Referring to Fig. 1 and Fig. 2, the outer end of the sludge pipe 11 is equipped with the connector connecting with sludge pumping equipment, with convenient
Extra sludge is transported outward with tools such as fecal suction trucks；The sludge pipe 11 and the second aeration tube 12 are docking integrally, and by same
A communication port (i.e. second aeration opening) is connected to sludge area 2-2.
Referring to figures 1-3, using water decanter 6, to treated, supernatant drains the present embodiment, which includes
The suction hose 6-1 that floats on supernatant liquid level, the outlet pipe 6-2 being located on 2 side wall of water treatment zone and connection suction hose 6-1 and go out
The hose 6-3 of water pipe 6-2.Suction hose 6-1 in above-mentioned water decanter 6 can be gone up and down with the lifting of supernatant liquid level, it is ensured that be strained
It always being capable of upper layer clear water in Aspirate supernatant when hydrophone 6 works.
Referring to Fig. 1 and Fig. 2, the top of the frame 1 is equipped with operating platform 13, to facilitate overhaul of the equipments, inspection and installation,
Operating platform 13 is surrounded by guardrail 14；The outside of frame 1 is equipped with ladder 16 in order to down operation platform 13；The water process
It is equipped with internal ladder 15 in area 2, is installed and is overhauled to enter in water treatment zone 2.
It referring to Fig. 1 and Fig. 2, is open framework 1-1 in the bottom for the frame 1 being located at below water treatment zone 2, in order to
Sludge pipe 11, the setting of the second aeration tube 12 and connection and the fixation of whole device and ground.
Referring to Fig. 1, in the present embodiment, ancillary equipment matched with the sewage-treatment plant is arranged by the way of external,
These ancillary equipments include power control cabinet, intake pump, draining pump, blower, Scatula, medicament preparing pump etc., the space base of entire container
This is used for sewage treatment, so that the sewage-treatment plant has bigger sewage treatment capacity.When sewage quantity is larger, the device
The processing equipment of multiple groups in parallel or series together also can be used to work, every group of processing equipment include a set of frame and
Water treatment zone in it.
The working principle of the invention is:
Referring to figures 1-4, vertical container-type intermittent activated sludge process sewage-treatment plant of the invention utilizes and mark
The identical frame 1 of quasi- container outside dimension is suitable for intermittent activated sludge process (SBR) sewage as basic support, being arranged inside
The water treatment zone 2 for the treatment of process, the water treatment zone 2 collection adjust, are aerated and are deposited in one, realize in same device and intake, is anti-
It answers, precipitate, draining and idle function；Under effective water level, used in water inlet as conditioning tank；In aeration as biochemical aeration
Pond uses；It is used when staticly settling as sedimentation basin.
When work, sewage to be processed is entered in water treatment zone 2 by water inlet pipe 3, if liquid level reaches overflow pipe 5
Place, it is automatic to overflow reflux；Into after biochemical treatment link, aerator is aerated into sewage, and aeration passes through dosing before terminating
Pipe 4 adds flocculant；Lasting aeration completes biochemical treatment after a certain period of time, into precipitating link；Supernatant after precipitating is by straining
Hydrophone 6 is discharged, and when the sludge accumulation in sludge area 2-2 is excessive, is discharged by sludge pipe 11.
Embodiment 2
Referring to Fig. 5, embodiment is in place of the main difference compared with embodiment:
In the present embodiment, miscellaneous function area 17 is also set up in the frame 1, so that the inside of frame 1 is divided into water process
Area 2 and miscellaneous function area 17；The miscellaneous function area 17 is for being arranged power control cabinet, intake pump, draining pump, blower, Scatula, matching
The ancillary equipments such as Teat pipette, so that whole device can install ancillary equipment before installing at the scene, it is more convenient to use.It is applicable in
In the relatively small occasion of sewage load.
Above-mentioned is the preferable embodiment of the present invention, but embodiments of the present invention are not limited by the foregoing content,
His any changes, modifications, substitutions, combinations, simplifications made without departing from the spirit and principles of the present invention, should be
The substitute mode of effect, is included within the scope of the present invention.
Claims (7)
1. a kind of vertical container-type intermittent activated sludge process sewage-treatment plant, including with TEU (Twenty-foot Equivalent Unit) outer dimension phase
Same frame, which is characterized in that the frame is arranged inside in vertical placement suitable for intermittent activated sludge process sewage treatment work
The water treatment zone of skill, the water treatment zone is for being adjusted sewage, being aerated and precipitating；When being adjusted for sewage, at the water
It manages area and constitutes conditioning tank, when being used for sewage aeration, which constitutes aeration tank, should when being used for sewage quiescent setting
Water treatment zone constitutes sedimentation basin；
When staticly settling, the water treatment zone is divided into supernatant liquid zone and sludge area from top to bottom；Wherein, on the supernatant liquid zone
Side is equipped with water inlet pipe and chemical feed pipe, and the overflow pipe for controlling liquid level is equipped at liquid level；It is equipped in supernatant liquid zone for arranging
Catchment drainpipe or the water decanter of supernatant out；It is disposed in parallel tiltedly that several are equipped with below the supernatant liquid zone of water treatment zone
Plate, the inclined plate are obliquely installed along up and down direction；Sludge area lower part is equipped with aerator, and the bottom in sludge area is equipped with spoil disposal
Pipe；
The aerator includes the first aeration tube positioned at sludge area lower part, which connect with feeder, institute
The first aeration tube is stated equipped with the first aeration opening；
The aerator further includes the second aeration tube for being connected to sludge area bottom, which passes through the second aeration opening
It is connected to sludge area bottom；The sludge area is equipped with the collection gas agitating being located above the second aeration opening in the lower section of the first aeration tube
Cover, the collection gas agitating cover opening are right against second aeration opening downward and present small lower big structure.
2. vertical container-type intermittent activated sludge process sewage-treatment plant according to claim 1, which is characterized in that
The bottom in the sludge area is arranged to pyramidal structure.
3. vertical container-type intermittent activated sludge process sewage-treatment plant according to claim 1, which is characterized in that
The outer end of the sludge pipe is equipped with the connector connecting with sludge pumping equipment；The sludge pipe and the second aeration tube are butted into one
Body, and be connected to by the same communication port with sludge area.
4. vertical container-type intermittent activated sludge process sewage-treatment plant according to claim 1, which is characterized in that
Water decanter is equipped in the supernatant liquid zone, which includes the suction hose floated on supernatant liquid level, is located at water treatment zone side wall
On outlet pipe and connect suction hose and outlet pipe hose.
5. vertical container-type intermittent activated sludge process sewage-treatment plant according to claim 1, which is characterized in that
The top of the frame is equipped with operating platform；The outside of frame is equipped with ladder；Internal ladder is equipped in the water treatment zone；In place
The bottom of frame below water treatment zone is open framework.
6. vertical container-type intermittent activated sludge process sewage-treatment plant according to claim 1, which is characterized in that
Miscellaneous function area is additionally provided in the frame.
7. vertical container-type intermittent activated sludge process sewage-treatment plant according to claim 1, when sewage quantity compared with
When big, which is characterized in that the device includes the processing equipment of multiple groups in parallel or series together, and every group of processing equipment includes a set of
The frame and its interior water treatment zone.
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| CN102858693A (en) * | 2010-04-27 | 2013-01-02 | 西门子工业公司 | Ballasted sequencing batch reactor system and method for treating wastewater |
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| CN105502646A (en) | 2016-04-20 |
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