CN207567053U - A kind of packaged type fluorine-containing waste water processing apparatus - Google Patents
A kind of packaged type fluorine-containing waste water processing apparatus Download PDFInfo
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- CN207567053U CN207567053U CN201721594915.5U CN201721594915U CN207567053U CN 207567053 U CN207567053 U CN 207567053U CN 201721594915 U CN201721594915 U CN 201721594915U CN 207567053 U CN207567053 U CN 207567053U
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Abstract
The utility model discloses a kind of packaged type fluorine-containing waste water processing apparatus, including pipe-line mixer, NaOH dissolving tanks, calcium chloride dissolving tank, the hybrid reaction slot that outlet tube connect is passed sequentially through with pipe-line mixer, chemical coagulation slot, magnetic kind coagulation tank, flocculate coagulation tank, precipitation tank, intermediate pool, sial salt adsorption tower and regeneration liquid waste storage tank, the coagulant dissolving tank being connect with chemical coagulation slot, the magnetic kind supply device being connect with magnetic kind coagulation tank, the flocculant dissolving tank being connect with flocculation coagulation tank, and the sludge-tank being connect with precipitation tank by sludge pump and magnetic kind recycling machine；The intermediate pool is connect by filter pump with sial salt adsorption tower, and intermediate pool is also connect by regeneration pump with regenerated liquid storage tank；Entrance of the outlet of the magnetic kind recycling machine also with magnetic kind coagulation tank is connected, and the outlet of regeneration liquid waste storage tank is connected with inlet tube.The utility model have the characteristics that take up an area less, treating capacity is big, quick, low energy consumption, easy care.
Description
Technical field
The utility model is related to field of waste water treatment, more particularly to a kind of packaged type fluorine-containing waste water processing apparatus.
Background technology
Fluorine is a kind of trace element, and water of the drinking water fluorinated volume in 0.4 ~ 0.6mg/L is harmless beneficial, and drinks for a long time
Adverse effect can be then brought to human body with high-fluorine water of the content more than 1.5mg/L, fluorine poisoning can be caused.
China have nearly hundred million people of l live in high-fluorine water area, at present in up to several million peoples of China fluorine victim.Except indivedual
Outside regional natural cause, the discharge of a large amount of fluorine-containing industrial wastewater is one of principal element, such as fluorine-containing ore extraction, metal smelting
The often fluorination containing high concentration in the waste water of the industries such as refining, aluminium processing, coke, glass, electronics, plating, chemical fertilizer, pesticide discharge
Object can all cause environmental pollution.With the fast development of China's industry, the discharge capacity of fluoride waste will increase, to people's body
Body health will cause very big threat, and therefore, the discharge of fluoride waste must be strictly controlled, it is necessary at fluoride waste
Reason.
Method currently used for handling fluoride waste mainly has：Lime precipitation, coagulant sedimentation, absorption method, ion are handed over
Change method and electroosmose process.But all there are certain shortcoming, the lime precipitations of generally use, i.e., to waste water for these methods
Middle feeding lime breast, makes fluorine ion generate CaF with calcium ion2It precipitates and removes, but this method presence takes up a large area, body refuse sinks
Drop is slow, and dehydration is difficult；Sludge quantity is big, and the fluorine in sludge is since water content is difficult to recycle greatly, and water outlet pH is higher, to low dense
It is low to spend fluorine-containing water removal rate, only 40% hereinafter, the shortcomings of water outlet is difficult up to standard after processing；Absorption method there are filtrate adsorption capacity it is small,
Treatment effeciency is low, processing time is long, and exchange capacity declines after some media regenerations, reuses the shortcomings of ineffective；Electricity
Dialysis is seldom applied to industrial fluoride waste and administers because investment is big, processing cost is high, operation level requirement is high；Ion
The regeneration of commutation rule exchanger resin is complicated, and is unsuitable for the processing of high-concentration fluorine-containing waste water；Coagulation Method is used alone, processing is useless
Water, medicament is costly, there are problems that waste residue secondary pollution.
Invention content
In view of the above-mentioned problems, the purpose of this utility model is to provide a kind of simple for process, high treating effect, it is small,
Treating capacity is big, and effluent quality is met the requirements, can be as the fluorine-containing waste water processing apparatus of mobile emergency processing.
To achieve the above object, the utility model is realized by following technical proposal：At a kind of packaged type fluoride waste
Device is managed, the inlet tube being connect including pipe-line mixer, respectively with pipe-line mixer, NaOH solution add pipeline and calcium chloride is molten
Liquid adds pipeline, and the NaOH dissolving tanks that pipeline connect are added with NaOH solution, and the chlorination that pipeline connect is added with calcium chloride solution
Calcium dissolving tank passes sequentially through the hybrid reaction slot that outlet tube connect, chemical coagulation slot, magnetic kind coagulation tank, wadding with pipe-line mixer
Solidifying coagulation tank, precipitation tank, intermediate pool, sial salt adsorption tower and regeneration liquid waste storage tank, the coagulant being connect with chemical coagulation slot
Dissolving tank, the magnetic kind supply device being connect with magnetic kind coagulation tank, with the flocculant dissolving tank that connect of flocculation coagulation tank and with precipitation
The sludge-tank that slot is connected by sludge pump with magnetic kind recycling machine；The intermediate pool is connect by filter pump with sial salt adsorption tower,
Intermediate pool is also connect by regeneration pump with regenerated liquid storage tank；Entrance phase of the outlet of the magnetic kind recycling machine also with magnetic kind coagulation tank
Even, the outlet of regeneration liquid waste storage tank is connected with inlet tube.
The NaOH solution adds pipeline and adds metering pump equipped with NaOH solution.
The calcium chloride solution adds pipeline and adds metering pump equipped with calcium chloride solution.
Hybrid reaction slot blender is equipped in the hybrid reaction slot.
Chemical coagulation slot blender is equipped in the chemical coagulation slot.
Magnetic kind coagulation tank blender is equipped in the magnetic kind coagulation tank.
Flocculation coagulation tank blender is equipped in the flocculation coagulation tank.
The chemical coagulation slot connects coagulant dissolving tank by coagulant dosage pipeline, and coagulant dosage pipeline is equipped with
Coagulant dosage metering pump.
The flocculation coagulation tank connects flocculant dissolving tank by flocculant concentration pipeline, and flocculant concentration pipeline is equipped with
Flocculant concentration metering pump.
During work, fluoride waste through inlet tube in NaOH dissolving tanks, calcium chloride dissolving tank NaOH solution, calcium chloride it is molten
Liquid adds metering pump by NaOH solution, calcium chloride solution adds metering pump, pipeline, calcium chloride solution are added by NaOH solution
It adds pipeline and is quantitatively added to pipe-line mixer and mixed, reacted after mixing into hybrid reaction slot；Water outlet with
By coagulant dosage metering pump, it is mixed to be quantitatively added to chemistry by coagulant dosage pipeline for coagulant in coagulant dissolving tank
Coagulating is carried out in solidifying slot；Water outlet enters magnetic kind coagulation tank, and magnetic is carried out with the magnetic kind that magnetic kind recycling machine, magnetic kind supply device add
Coagulating；Water outlet and the flocculant in flocculant dissolving tank, by flocculant concentration metering pump, are determined by flocculant concentration pipeline
Amount is added in flocculation coagulation tank and carries out flocculation reaction；Water outlet is precipitated into precipitation tank, and the magnetic sludge after precipitation is through dirt
Dredge pump is promoted to magnetic recycling machine and carries out magnetic kind recycling, recycles the sludge after magnetic kind and is discharged into sludge-tank；Supernatant enters
Intermediate pool is promoted to sial salt adsorption tower by filter pump and is adsorbed, standard water discharge discharge or reuse；Work as adsorption saturation
Afterwards, it is out of service, the regenerated liquid of regenerated liquid storage tank is promoted to sial salt adsorption tower by regeneration pump and is regenerated, the recovery time
4-6 hours, regeneration liquid waste was discharged into regeneration liquid waste storage tank, quantitatively returns to inlet tube.
The utility model has apparent advantage than traditional lime precipitation, coagulant sedimentation, absorption method：The first step is adopted
Use NaOH-CaCl2Method handles high-concentration fluorine-containing waste water, and water outlet fluorinion concentration reaches below 30mg/L after making processing；
Second step is further processed using PAC-PAM- magnetic-coagulation methods, and water outlet fluorinion concentration reaches below 10mg/L after making processing；The
Three steps carry out advanced treating using sial salt natural filtering material absorption method, and water outlet fluorinion concentration reaches below 1mg/L after making processing.
NaOH-CaCl2Method：Waste water pH value is adjusted using NaOH, using CaCl2 as calcium salt, solubility is big, and dissolving is thrown
It is convenient to add, and easy to operate, equipment investment is small, little power consumption.Meanwhile the common-ion effect that CaCl2 is generated effectively reduces water outlet fluorine
Ion concentration stablizes outlet effect.And lime precipitation is with Ca (OH)2As calcium salt, to ensure outlet effect, it is desirable that Ca
(OH)2Dosage is big, due to the CaF of production2Precipitation is wrapped in Ca (OH)2The surface of particle is allowed to be fully utilized, because
And dosage further increases, water outlet pH values will adjust back.In addition, during 2 emulsions of Ca (OH) add, molten medicine process operation is difficult
Degree is big, and pipeline easily blocks, and repair is frequent.
PAC-PAM- magnetic-coagulation methods：Magnetic-coagulation technology is also referred to as " 2 seconds separation of solid and liquid " technology, is that a kind of quick removal suspends
Object, turbid, the depollution object of drop, purifying water body technology, have take up an area less, the spies such as treating capacity is big, quick, low energy consumption, easy care
Point is significantly better than traditional coagulation-settlement process.Its basic principle is：Pass through flocculant（PAC、PAM）Make non magnetic outstanding in waste water
Magnetic flocculation of the float with adding utilizes the magnetic micro- floc sedimentation of magnetic-adsorption removal, purifying water body, magnetic kind and water into magnetic micro- floc sedimentation
Separated from contaminants Posterior circle uses, to FRemoval rate it is more much higher than traditional coagulant sedimentation.
Magnetic-coagulation technology removes FBasic Mechanism be：
1st, nucleation：Due to adding magnetic kind, PAC, PAM in waste water, using suction-operated, make magnetic kind quick adsorption
CaF2Form CaF2Nucleus, CaF2Nucleus can accelerate CaF2Precipitation generation, under same calcium concentration conditions, it is heavy that nucleus can both reduce
Form sediment the calcium concentration that reaction starts, and can make that treated sewage Funing tablet is even lower.
2nd, suction-operated：What is generated during aluminium salt flocculation defluorination has the indefiniteness Al (OH) of very high surface area3 (am)
Substance generates Hydrogen Binding Adsorption to fluorine ion, and fluorine ion radius is small, and electronegativity is strong, this suction type is easy to occur.Magnetic kind
With very bigger serface to CaF2Generate magnetic absorption.
3rd, ion exchange：Fluorine ion and radius hydroxy and charge are all close, during aluminium salt flocculation defluorination, throw
The A1 being added in water13O4 (0H) 14 7+Wait the indefiniteness Al (0H) formed after polycations and hydrolysis3(am) it precipitates, it is therein
OH-With F-Exchange, this exchange process etc. carry out under charge conditions.
4th, complex-precipitation acts on：F-Energy and Al3+Deng being formed from AlF2+、AlF2+、AlF3To AlF6 3-6 kinds of complex compounds, complexing
It settles and removes F-。
Complex ion equation is as follows：
F-+ Al3+ →AlF2+↓+ AlF2 +↓+ AlF3↓+ AlF4 -↓+ AlF5 2-↓+ AlF6 3-↓
Sial salt natural filtering material absorption method：After fluoride waste is contacted with sial salt, filter material surface occur adsorption filtration and from
Son exchanges double reaction, and the fluorine ion in water is adsorbed on filtrate and the OH of fluorine ion and filter material surface-Ion exchanges,
The purpose of fluorine removal is realized by the physical reaction of economic benefits and social benefits.
Sial salt media performance is substantially better than traditional filter material（Such as activated alumina）, have following outstanding feature：
1st, fluorine removal capacity is high, and loading is much smaller than activated alumina with the filtrate of zeolite molecular sieve, you can reaches identical and removes
Fluorine effect saves equipment investment cost.
2nd, time of contact is short, can greatly reduce equipment volume compared to traditional filtrate.
3rd, it is safe, it is dissolved out in use without any poisonous and harmful substance, is discharged the exceeded possibility of no aluminium ion
Property.
4th, fluorine removing rate is high, and fluorine removal is thorough, and effluent characteristics are fine.
5th, water quality is adaptable, under severe water quality situation, can also keep higher fluorine removal capacity.Recovery time is short,
4-6 hours, management was simple.
6th, easily never there is hardened phenomenon in filtrate, and the service life is up to 15 years.
Description of the drawings
Fig. 1 is the structure diagram of the utility model.
In figure：Inlet tube 1, pipe-line mixer 2, hybrid reaction slot 3, hybrid reaction slot blender 4, NaOH dissolving tanks 5,
NaOH solution adds metering pump 6, NaOH solution adds pipeline 7, calcium chloride dissolving tank 8, calcium chloride solution add metering pump 9, chlorine
Change calcium solution to add pipeline 10, outlet tube 11, chemical coagulation slot 12, chemical coagulation slot blender 13, coagulant dissolving tank 14, mix
Solidifying agent adds metering pump 15, coagulant dosage pipeline 16, magnetic kind coagulation tank 17, magnetic kind coagulation tank blender 18, magnetic kind supply device
19th, flocculation coagulation tank 20, flocculation coagulation tank blender 21, flocculant dissolving tank 22, flocculant concentration metering pump 23, flocculant are thrown
Add pipeline 24, precipitation tank 25, sludge pump 26, magnetic kind recycling machine 27, intermediate pool 28, filter pump 29, sial salt adsorption tower 30, regeneration
Liquid storage tank 31, regeneration pump 32, regeneration liquid waste storage tank 33, sludge-tank 34.
Specific embodiment
The utility model is described in further detail with reference to embodiment and related attached drawing as follows：
As shown in the figure, packaged type fluorine-containing waste water processing apparatus, including pipe-line mixer 2, respectively connect with pipe-line mixer 2
The inlet tube 1 that connects, NaOH solution adds pipeline 7 and calcium chloride solution adds pipeline 10, adds what pipeline 7 was connect with NaOH solution
NaOH dissolving tanks 5 add the calcium chloride dissolving tank 8 that pipeline 10 connect with calcium chloride solution, are passed sequentially through out with pipe-line mixer 2
The hybrid reaction slot 3 of the connection of liquid pipe 11, chemical coagulation slot 12, magnetic kind coagulation tank 17, flocculation coagulation tank 20, precipitation tank 25, centre
Pond 28, sial salt adsorption tower 30 and regeneration liquid waste storage tank 33, the coagulant dissolving tank 14 being connect with chemical coagulation slot 12, with magnetic
The magnetic kind supply device 19 of the kind connection of coagulation tank 17, the flocculant dissolving tank 22 and and precipitation tank being connect with flocculation coagulation tank 20
25 sludge-tanks 34 connected by sludge pump 26 and magnetic kind recycling machine 27；The intermediate pool 28 is inhaled by filter pump 29 and sial salt
Attached tower 30 connects, and intermediate pool 28 is also connect by regeneration pump 32 with regenerated liquid storage tank 31；The outlet of the magnetic kind recycling machine 27 is also
It is connected with the entrance of magnetic kind coagulation tank 17, the outlet of regeneration liquid waste storage tank 33 is connected with inlet tube 1.
The NaOH solution adds pipeline 7 and adds metering pump 6 equipped with NaOH solution.
The calcium chloride solution adds pipeline 10 and adds metering pump 9 equipped with calcium chloride solution.
Hybrid reaction slot blender 4 is equipped in the hybrid reaction slot 3.
Chemical coagulation slot blender 13 is equipped in the chemical coagulation slot 12.
Magnetic kind coagulation tank blender 18 is equipped in the magnetic kind coagulation tank 17.
Flocculation coagulation tank blender 21 is equipped in the flocculation coagulation tank 20.
The chemical coagulation slot 12 connects coagulant dissolving tank 14, coagulant dosage pipeline by coagulant dosage pipeline 16
16 are equipped with coagulant dosage metering pump 15.
The flocculation coagulation tank 20 connects flocculant dissolving tank 22, flocculant concentration pipeline by flocculant concentration pipeline 24
24 are equipped with flocculant concentration metering pump 23.
During work, fluoride waste through in inlet tube 1 and NaOH dissolving tanks 5, calcium chloride dissolving tank 8 NaOH solution, chlorination
Calcium solution adds metering pump 6 by NaOH solution, calcium chloride solution adds metering pump 9, pipeline 7, chlorination are added by NaOH solution
Calcium solution, which adds pipeline 10 and is quantitatively added to pipe-line mixer 2, to be mixed, and is carried out instead into hybrid reaction slot 3 after mixing
It should；Water outlet and the coagulant in coagulant dissolving tank 14, by coagulant dosage metering pump 15, are determined by coagulant dosage pipeline 16
Amount, which is added in chemical coagulation slot 12, carries out coagulating；Water outlet enters magnetic kind coagulation tank 17, is thrown with magnetic kind recycling machine 27, magnetic kind
The magnetic kind that device 19 adds is added to carry out magnetic-coagulation reaction；Water outlet and the flocculant in flocculant dissolving tank 22, pass through flocculant concentration
Metering pump 23 is quantitatively added in flocculation coagulation tank 20 by flocculant concentration pipeline 24 and carries out flocculation reaction；Water outlet enters precipitation
Slot 25 is precipitated, and the magnetic sludge after precipitation is promoted to magnetic recycling machine 27 through sludge pump 26 and carries out magnetic kind recycling,
Sludge after recycling magnetic kind is discharged into sludge-tank 34；Supernatant enters intermediate pool 28, and being promoted to sial salt by filter pump 29 inhales
Attached tower 30 is adsorbed, standard water discharge discharge or reuse；It is out of service after adsorption saturation, the regeneration of regenerated liquid storage tank 31
Liquid is promoted to sial salt adsorption tower 30 by regeneration pump 32 and is regenerated, and recovery time 4-6 hour, regeneration liquid waste is discharged into regenerated
Liquid storage tank 33 quantitatively returns to inlet tube 1.
Claims (9)
1. a kind of packaged type fluorine-containing waste water processing apparatus, it is characterised in that：Including pipe-line mixer, respectively with pipe-line mixer
The inlet tube of connection, NaOH solution add pipeline and calcium chloride solution adds pipeline, add what pipeline was connect with NaOH solution
NaOH dissolving tanks add the calcium chloride dissolving tank that pipeline connect with calcium chloride solution, outlet tube are passed sequentially through with pipe-line mixer
Hybrid reaction slot, chemical coagulation slot, magnetic kind coagulation tank, flocculation coagulation tank, precipitation tank, intermediate pool, the sial salt adsorption tower of connection
And regeneration liquid waste storage tank, the coagulant dissolving tank being connect with chemical coagulation slot, the magnetic kind supply device being connect with magnetic kind coagulation tank,
The flocculant dissolving tank being connect with flocculation coagulation tank and the sludge being connect with precipitation tank by sludge pump and magnetic kind recycling machine
Pond；The intermediate pool is connect by filter pump with sial salt adsorption tower, and intermediate pool is also connect by regeneration pump with regenerated liquid storage tank；
Entrance of the outlet of the magnetic kind recycling machine also with magnetic kind coagulation tank is connected, and the outlet of regeneration liquid waste storage tank is connected with inlet tube.
2. packaged type fluorine-containing waste water processing apparatus according to claim 1, it is characterised in that：The NaOH solution adds
Pipeline adds metering pump equipped with NaOH solution.
3. packaged type fluorine-containing waste water processing apparatus according to claim 1, it is characterised in that：The calcium chloride solution is thrown
Pipeline is added to add metering pump equipped with calcium chloride solution.
4. packaged type fluorine-containing waste water processing apparatus according to claim 1, it is characterised in that：In the hybrid reaction slot
Equipped with hybrid reaction slot blender.
5. packaged type fluorine-containing waste water processing apparatus according to claim 1, it is characterised in that：In the chemical coagulation slot
Equipped with chemical coagulation slot blender.
6. packaged type fluorine-containing waste water processing apparatus according to claim 1, it is characterised in that：In the magnetic kind coagulation tank
Equipped with magnetic kind coagulation tank blender.
7. packaged type fluorine-containing waste water processing apparatus according to claim 1, it is characterised in that：In the flocculation coagulation tank
Equipped with flocculation coagulation tank blender.
8. packaged type fluorine-containing waste water processing apparatus according to claim 1, it is characterised in that：The chemical coagulation slot leads to
Coagulant dosage pipeline connection coagulant dissolving tank is crossed, coagulant dosage pipeline is equipped with coagulant dosage metering pump.
9. packaged type fluorine-containing waste water processing apparatus according to claim 1, it is characterised in that：The flocculation coagulation tank leads to
Flocculant concentration pipeline connection flocculant dissolving tank is crossed, flocculant concentration pipeline is equipped with flocculant concentration metering pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721594915.5U CN207567053U (en) | 2017-11-25 | 2017-11-25 | A kind of packaged type fluorine-containing waste water processing apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721594915.5U CN207567053U (en) | 2017-11-25 | 2017-11-25 | A kind of packaged type fluorine-containing waste water processing apparatus |
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| CN207567053U true CN207567053U (en) | 2018-07-03 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110577318A (en) * | 2019-10-17 | 2019-12-17 | 辽阳博仕流体设备有限公司 | Sewage treatment supermagnetic separation device |
| CN115159745A (en) * | 2022-07-29 | 2022-10-11 | 北京耐特尔环境工程技术有限公司 | Method for treating dewatering water containing paste filling exudates |
-
2017
- 2017-11-25 CN CN201721594915.5U patent/CN207567053U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110577318A (en) * | 2019-10-17 | 2019-12-17 | 辽阳博仕流体设备有限公司 | Sewage treatment supermagnetic separation device |
| CN115159745A (en) * | 2022-07-29 | 2022-10-11 | 北京耐特尔环境工程技术有限公司 | Method for treating dewatering water containing paste filling exudates |
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