CN104973716B - A kind of phosphorus-containing wastewater purifier - Google Patents
A kind of phosphorus-containing wastewater purifier Download PDFInfo
- Publication number
- CN104973716B CN104973716B CN201510390378.1A CN201510390378A CN104973716B CN 104973716 B CN104973716 B CN 104973716B CN 201510390378 A CN201510390378 A CN 201510390378A CN 104973716 B CN104973716 B CN 104973716B
- Authority
- CN
- China
- Prior art keywords
- waste water
- water container
- sludge bucket
- reaction zone
- pipe
- 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.)
- Expired - Fee Related
Links
- 239000002351 wastewater Substances 0.000 title claims abstract description 75
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 title claims abstract description 30
- 229910052698 phosphorus Inorganic materials 0.000 title claims abstract description 28
- 239000011574 phosphorus Substances 0.000 title claims abstract description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 41
- 239000010802 sludge Substances 0.000 claims abstract description 35
- 238000006243 chemical reaction Methods 0.000 claims abstract description 31
- 239000010865 sewage Substances 0.000 claims abstract description 22
- 238000005755 formation reaction Methods 0.000 claims abstract 2
- 238000001914 filtration Methods 0.000 claims description 8
- 239000000523 sample Substances 0.000 claims description 7
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 6
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 6
- 239000004571 lime Substances 0.000 claims description 6
- 239000008267 milk Substances 0.000 claims description 6
- 210000004080 milk Anatomy 0.000 claims description 6
- 235000013336 milk Nutrition 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 6
- 239000002893 slag Substances 0.000 claims description 4
- 238000007689 inspection Methods 0.000 claims description 2
- 235000011116 calcium hydroxide Nutrition 0.000 claims 1
- 239000000920 calcium hydroxide Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 10
- BHEPBYXIRTUNPN-UHFFFAOYSA-N hydridophosphorus(.) (triplet) Chemical compound [PH] BHEPBYXIRTUNPN-UHFFFAOYSA-N 0.000 abstract description 9
- 239000013049 sediment Substances 0.000 abstract description 7
- 239000003814 drug Substances 0.000 abstract description 4
- 239000002244 precipitate Substances 0.000 abstract description 3
- 230000008030 elimination Effects 0.000 abstract description 2
- 238000003379 elimination reaction Methods 0.000 abstract description 2
- 238000000746 purification Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 9
- 238000004062 sedimentation Methods 0.000 description 7
- 239000000725 suspension Substances 0.000 description 6
- 238000001556 precipitation Methods 0.000 description 4
- 238000001179 sorption measurement Methods 0.000 description 4
- PTFCDOFLOPIGGS-UHFFFAOYSA-N Zinc dication Chemical compound [Zn+2] PTFCDOFLOPIGGS-UHFFFAOYSA-N 0.000 description 3
- 238000011953 bioanalysis Methods 0.000 description 3
- 239000000701 coagulant Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 2
- 229910019142 PO4 Inorganic materials 0.000 description 2
- 229920000388 Polyphosphate Polymers 0.000 description 2
- 229920000037 Polyproline Polymers 0.000 description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 2
- 238000000909 electrodialysis Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000001205 polyphosphate Substances 0.000 description 2
- 235000011176 polyphosphates Nutrition 0.000 description 2
- 239000011701 zinc Substances 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- 241000195493 Cryptophyta Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000001311 chemical methods and process Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000012851 eutrophication Methods 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 235000015097 nutrients Nutrition 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K phosphate Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 230000001376 precipitating effect Effects 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 230000002000 scavenging effect Effects 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
Landscapes
- Separation Of Suspended Particles By Flocculating Agents (AREA)
Abstract
The present invention discloses a kind of phosphorus-containing wastewater purifier, including waste water container, sludge bucket is provided with the waste water container, the big opening end of the sludge bucket is upward, the top edge of the sludge bucket is connected with the inwall of the waste water container, the waste water container formation reaction zone below the sludge bucket, and the waste water container above the sludge bucket forms settling zone, the reaction zone is connected with water inlet pipe, and the reaction zone is connected with settling zone by conveyance conduit.The remarkable result of a kind of phosphorus-containing wastewater purifier using the present invention is, sludge bucket splits waste water container to form reaction zone and settling zone, sewage in reaction zone reacts with the medicament added, produce phosphorous sediment, phosphorous sediment delivers to settling zone by conveyance conduit together with sewage again, and phosphorous precipitate removes in sludge bucket；Reaction zone and settling zone are spaced from each other, and influencing each other between two steps of elimination, the treatment and purification effect of sewage is good.
Description
Technical field
The present invention relates to a kind of effluent treatment plant, and in particular to a kind of phosphorus-containing wastewater purifier.
Background technology
Phosphor in sewage element is exceeded, can accelerate the eutrophication of water body, and this phenomenon is more serious in China, to industry,
Aquatic products industry, agricultural and tourist industry all bring great harm.The nutrient concentrations such as nitrogen, phosphorus raise, and are that algae is largely numerous
The reason for growing, wherein again using phosphorus as key factor.Therefore, the concentration of phosphor in sewage how is effectively reduced, offsets depollution, is protected
Environment, tool are of great significance.Therefore, country has made strict rule to the content of total phosphorus in the sewage that is discharged after processing
It is fixed, require the content of total phosphorus in sewage no more than 0.5mg/l mostly.
At present, domestic and international sewage dephosphorization technology mainly has bioanalysis, the major class of chemical method two.Bioanalysis such as A/O, A2/ O, UCT
Technique, it is mainly suitable for handling low concentration and organic phosphorus-containing wastewater；Chemical method and physical-chemical process mainly have coagulant sedimentation, from
The techniques such as sub- exchange adsorption method, electrodialysis, counter-infiltration, it is mainly suitable for handling inorganic states phosphorus-containing wastewater.
Bioanalysis is typically only applicable to the phosphorus-containing wastewater of low concentration, such as requires that total phosphorus content is less than below 10mg/l.It goes
Except mechanism is polyP bacteria excessive adsorption, the purpose of dephosphorization is then reached by mud discharging.After polyP bacteria excessive adsorption
Easily discharge again, sludge dewatering can also make total phosphorus be again introduced into water body, so as to cause the pollution again of total phosphorus, and this method processing effect
Fruit is unstable.
It is total after general processing and conventional coagulant sedimentation is not also very good to the removal effect of high-concentration phosphorus-containing wastewater
In 1mg/l or so, it is unstable further also to reduce often effect for phosphorus.And the technique such as ion exchange adsorption, electrodialysis, counter-infiltration
Investment is high, and operational management requires high, causes fouling membrane to be typically not easy to recover the disposal ability of film if pretreatment is bad, loss is very
Greatly, thus it is general not frequently with.
In various phosphorus-containing wastewaters, using caused phosphorized waste water intractability in metal phosphorizing process as maximum, because
Its phosphate discharge capacity is big, and the inorganic salts such as zinc ion containing higher concentration, in addition with dirts such as petroleum-type and suspensions
Contaminate thing.According to the characteristics of phosphorized waste water and phosphatization drainage situation, the emphasis for determining such wastewater treatment are to remove PO4 3-, oil
Class and Zn2+Deng.When at present, using coagulant sedimentation Removal of Phosphorus in Wastewater, make waste water in reaction tank with precipitating reagent and flocculant
Direct precipitation separates after mixing, and effect is bad.
The content of the invention
To solve above technical problem, the present invention provides a kind of phosphorus-containing wastewater purifier.
Technical scheme is as follows：
A kind of phosphorus-containing wastewater purifier, its key are：Including waste water container, sludge is provided with the waste water container
Bucket, upward, the top edge of the sludge bucket is connected the big opening end of the sludge bucket with the inwall of the waste water container, below the sludge bucket
The waste water container form reaction zone, the waste water container above the sludge bucket forms settling zone, the reaction zone connection
There is water inlet pipe, the reaction zone is connected with settling zone by conveyance conduit.
Remarkable result using above technical scheme is that sludge bucket splits waste water container to form reaction zone and settling zone,
Sewage and the medicament reaction added in reaction zone, produce phosphorous sediment, phosphorous sediment passes through conveying together with sewage again
Pipeline delivers to settling zone, and phosphorous precipitate removes in sludge bucket；Upper strata clear water effluent sewerage container, compact-sized conjunction
Reason.
The section of above-mentioned waste water container inwall is rounded, and the connection end of the water inlet pipe and the reaction zone is close to the dirt
The top edge of bucket, the tube core line at the connection end of the water inlet pipe overlap with the tangent line of the waste water container of circular cross-section.Adopt
With above technical scheme, because sludge bucket is up big and down small, make that the reaction zone below sludge bucket is up-small and down-big, and sewage is on reaction zone
Portion tangentially enters, and waste water container internal rotation that can be rounded in section is downward, and sewage is rotating downward mistake in, dirty
Water and the tiny sediment of medicament reaction generation mutually collide, and by the bridging effect of flocculant, give birth to fine suspension
Into the thick suspension for being easy to precipitation；Sewage is rotating downward mistake in, its flow velocity in reaction zone from large to small, speed
Gradient is descending to successively decrease, and is advantageous to the formation of floc sedimentation.
Pipe-line mixer is provided with above-mentioned water inlet pipe, be connected on the pipe-line mixer lime milk dosing pipe and
Flocculant chemical feed pipe.Using above technical scheme, lime milk dosing pipe and flocculant chemical feed pipe can be during the water inlets of waste water
Directly mix, can add at any time according to quantity with waste water, convenient control.
The lower end of above-mentioned conveyance conduit and the bottom of the reaction zone are connected, the upper end of the conveyance conduit and the precipitation
The top in area is connected, and the upper end of the conveyance conduit is connected with water-locator after stretching into the settling zone.Using above technical scheme,
Thick suspension and floc sedimentation formed etc. is assembled in the bottom of reaction zone, then delivers to precipitation by conveyance conduit together with waste water
Area, after the water distribution uniformity of water-locator, precipitated in sludge bucket, upper liquid is scavenging solution.
PH meter probe is provided with above-mentioned water inlet pipe, the pH meter probe is located at the lime milk dosing pipe and the water inlet pipe
Connection end between.Using above technical scheme, the pH of pH meter probe on-line measurement waste water.
Inspection manhole is being provided with corresponding to above-mentioned settling zone on the waste water container.Using above technical scheme, people is overhauled
Hole facilitates maintainer to come in and go out.
The lower surface of above-mentioned sludge bucket is connected with the bottom surface of the waste water container.Using above technical scheme, sewage is anti-
The outer wall in area around sludge bucket is answered to rotate smoothly, the effect for forming thick suspension and floc sedimentation is good.
Above-mentioned waste water container is two, and face is set two waste water containers up and down, wherein the sewage of lower section holds
Device is one section of processor, and the waste water container of top is two sections of processors, and the top of the settling zone of one section of processor is set
There is collector pipe, sieve aperture is provided with the tube wall of the collector pipe, the water inlet pipe of the collector pipe and two sections of processors is connected.
Using above technical scheme, because the zinc ion contained in sewage can influence treatment effect, therefore needed in technique
Zinc, again dephosphorization are first removed, two waste water container series connection use simultaneously, and one section of processor removes zinc, two sections of processor dephosphorization, and discharge is done
Disturb, improve treatment effect, can continuously, efficiently handle waste water.The collector pipe on one section of processor settling zone top is handled to two sections
The water inlet water inlet tube of device, the sieve aperture on collector pipe play a part of the thick suspension of filtering and floc sedimentation.
The top of the water-locator of above-mentioned two sections of processors is provided with filtering area, the waste water container above the filtering area
Inwall be provided with ring-type water leg, the inner side of the ring-type water leg is provided with slag trap, and the ring-type water leg is connected with outlet pipe.Adopt
With above technical scheme, settling zone upper liquid is filtered by filtering area, then by spilling into ring-type water leg after slag trap, is passed through
Outlet pipe is discharged.
Beneficial effect：Using a kind of phosphorus-containing wastewater purifier of the present invention, sludge bucket splits waste water container to be formed instead
Answer area and settling zone, sewage in reaction zone and the medicament reaction added produce phosphorous sediment, and phosphorous sediment is again and sewage
Settling zone is delivered to by conveyance conduit together, phosphorous precipitate removes in sludge bucket；Reaction zone and settling zone mutually every
Open, influencing each other between two steps of elimination, the treatment and purification effect of sewage is good.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Embodiment
With reference to embodiment and accompanying drawing, the invention will be further described.
As shown in figure 1, a kind of phosphorus-containing wastewater purifier, including waste water container 1, the section of the inwall of waste water container 1 are in
Circle, is provided with sludge bucket 3 in the waste water container 1, the big opening end of the sludge bucket 3 upward, the top edge of the sludge bucket 3 with it is described
The inwall connection of waste water container 1, the lower surface of the sludge bucket 3 is connected with the bottom surface of the waste water container 1, under the sludge bucket 3
The waste water container 1 of side forms reaction zone 1a, and the waste water container 1 of the top of sludge bucket 3 forms settling zone 1b, described anti-
Area 1a is answered to be connected with water inlet pipe 5, the water inlet pipe 5 and the reaction zone 1a connection end are close to the top edge of the sludge bucket 3, institute
The tube core line for stating the connection end of water inlet pipe 5 overlaps with the tangent line of the waste water container 1 of circular cross-section.
The reaction zone 1a is connected with settling zone 1b by conveyance conduit 7, the lower end of the conveyance conduit 7 and the reaction zone
1a bottom is connected, and the upper end of the conveyance conduit 7 and the top of the settling zone 1b are connected, the upper end of the conveyance conduit 7
Water-locator 8 is connected with after stretching into the settling zone 1b, is being provided with maintenance people corresponding to the settling zone 1b on the waste water container 1
Hole.
Pipe-line mixer 6 is provided with the water inlet pipe 5, lime milk dosing is connected on the pipe-line mixer 6
Pipe 2 and flocculant chemical feed pipe 4, are provided with pH meter probe x on the water inlet pipe 5, and pH meter probe x is located at the lime milk dosing
Between pipe 2 and the connection end of the water inlet pipe 5.
The waste water container 1 is two, the face setting about 1 of two waste water containers, wherein the sewage of lower section
Container 1 is one section of processor, and the waste water container 1 of top is two sections of processors, the settling zone 1b's of one section of processor
Top is provided with collector pipe 9, and sieve aperture is provided with the tube wall of the collector pipe 9, the water inlet pipe of the collector pipe 9 and two sections of processors
5 connect.
The top of the water-locator 8 of two sections of processors is provided with filtering area 11, the dirt of the top of filtering area 11
The inwall of water receptacle 1 is provided with ring-type water leg 12, and the ring-type water leg 12 is connected with outlet pipe 13, the ring-type water leg 12 it is interior
Side is provided with slag trap 10.
Finally it should be noted that foregoing description is only the preferred embodiments of the present invention, the ordinary skill people of this area
Member on the premise of without prejudice to present inventive concept and claim, can make table as multiple types under the enlightenment of the present invention
Show, such conversion is each fallen within protection scope of the present invention.
Claims (5)
- A kind of 1. phosphorus-containing wastewater purifier, it is characterised in that：Including waste water container (1), dirt is provided with the waste water container (1) Bucket (3), upward, the top edge of the sludge bucket (3) connects the big opening end of the sludge bucket (3) with the inwall of the waste water container (1) Connect, the waste water container (1) the formation reaction zone (1a) below the sludge bucket (3), the sewage above the sludge bucket (3) holds Device (1) forms settling zone (1b), and the reaction zone (1a) is connected with water inlet pipe (5), the reaction zone (1a) and settling zone (1b) Connected by conveyance conduit (7)；The lower end of the conveyance conduit (7) is connected with the bottom of the reaction zone (1a), the upper end of the conveyance conduit (7) and institute The top for stating settling zone (1b) is connected, and the upper end of the conveyance conduit (7) is connected with water-locator after stretching into the settling zone (1b) (8)；The waste water container (1) is two, and face is set two waste water containers (1) up and down, wherein the sewage of lower section Container (1) is one section of processor, and the waste water container (1) of top is two sections of processors, the settling zone of one section of processor The top of (1b) is provided with collector pipe (9), and sieve aperture is provided with the tube wall of the collector pipe (9), the collector pipe (9) with described two sections at The water inlet pipe (5) for managing device is connected；The section of waste water container (1) inwall is rounded, and the water inlet pipe (5) and the connection end of the reaction zone (1a) are close The top edge of the sludge bucket (3), the tube core line at connection end and the waste water container of circular cross-section of the water inlet pipe (5) (1) tangent line overlaps；Pipe-line mixer (6) is provided with the water inlet pipe (5), being connected to milk of lime on the pipe-line mixer (6) adds Pencil (2) and flocculant chemical feed pipe (4).
- A kind of 2. phosphorus-containing wastewater purifier according to claim 1, it is characterised in that：Set on the water inlet pipe (5) Have pH meter probe (x), the pH meter probe (x) be located at the lime milk dosing pipe (2) and the water inlet pipe (5) connection end it Between.
- A kind of 3. phosphorus-containing wastewater purifier according to claim 2, it is characterised in that：It is corresponding at the settling zone (1b) The waste water container (1) be provided with inspection manhole.
- A kind of 4. phosphorus-containing wastewater purifier according to claim 1,2 or 3, it is characterised in that：The sludge bucket (3) Lower surface is connected with the bottom surface of the waste water container (1).
- A kind of 5. phosphorus-containing wastewater purifier according to claim 4, it is characterised in that：Two sections of processors it is described The top of water-locator (8) is provided with filtering area (11), and the inwall of the waste water container (1) above the filtering area (11) is provided with ring-type Water leg (12), the ring-type water leg (12) are connected with outlet pipe (13), and the inner side of the ring-type water leg (12) is provided with slag trap (10)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510390378.1A CN104973716B (en) | 2015-07-06 | 2015-07-06 | A kind of phosphorus-containing wastewater purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510390378.1A CN104973716B (en) | 2015-07-06 | 2015-07-06 | A kind of phosphorus-containing wastewater purifier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104973716A CN104973716A (en) | 2015-10-14 |
| CN104973716B true CN104973716B (en) | 2017-12-05 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510390378.1A Expired - Fee Related CN104973716B (en) | 2015-07-06 | 2015-07-06 | A kind of phosphorus-containing wastewater purifier |
Country Status (1)
| Country | Link |
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| CN (1) | CN104973716B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101602535A (en) * | 2009-07-17 | 2009-12-16 | 北京市环境保护科学研究院 | Phosphorus reclaims crystallization reactor and phosphorus recovery method |
| CN201634525U (en) * | 2010-02-23 | 2010-11-17 | 北京欧泰克石油工程技术有限责任公司 | Multi-purpose supporting integrated device of activated sludge system |
| CN102225799A (en) * | 2011-05-11 | 2011-10-26 | 浙江大学 | Enhanced dephosphorization reactor |
| CN205011498U (en) * | 2015-07-06 | 2016-02-03 | 重庆泰克环保科技股份有限公司 | Phosphorus containing sewage purifier |
-
2015
- 2015-07-06 CN CN201510390378.1A patent/CN104973716B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101602535A (en) * | 2009-07-17 | 2009-12-16 | 北京市环境保护科学研究院 | Phosphorus reclaims crystallization reactor and phosphorus recovery method |
| CN201634525U (en) * | 2010-02-23 | 2010-11-17 | 北京欧泰克石油工程技术有限责任公司 | Multi-purpose supporting integrated device of activated sludge system |
| CN102225799A (en) * | 2011-05-11 | 2011-10-26 | 浙江大学 | Enhanced dephosphorization reactor |
| CN205011498U (en) * | 2015-07-06 | 2016-02-03 | 重庆泰克环保科技股份有限公司 | Phosphorus containing sewage purifier |
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| Publication number | Publication date |
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| CN104973716A (en) | 2015-10-14 |
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