CN209428285U - Containing Phenol cyanide wastewater treatment system - Google Patents
Containing Phenol cyanide wastewater treatment system Download PDFInfo
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- CN209428285U CN209428285U CN201821984892.3U CN201821984892U CN209428285U CN 209428285 U CN209428285 U CN 209428285U CN 201821984892 U CN201821984892 U CN 201821984892U CN 209428285 U CN209428285 U CN 209428285U
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- broken cyanide
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Abstract
The utility model relates to one kind to contain Phenol cyanide wastewater treatment system, including first order broken cyanide mechanism, activated carbon adsorption mechanism and second level broken cyanide mechanism, first order broken cyanide mechanism is connected with waste water for pipe, the waterwater entrance of activated carbon adsorption mechanism is connected to the wastewater outlet of first order broken cyanide mechanism, and the wastewater outlet of activated carbon adsorption mechanism is connected to the waterwater entrance of second level broken cyanide mechanism.Using the waste water treatment process of first order broken cyanide processing+modified activated carbon adsorption treatment+second level broken cyanide processing, removal can be cooperateed with containing the cyanide and phenolic comp ' ds pollution in wastewater containing phenol and cyanide, can make cyanide in water outlet, volatile phenol content≤0.5mg/L;Adsorption treatment is carried out to phenolic comp ' ds pollution in the alkaline environment of first order broken cyanide waste water using modified activated carbon, its adsorption effect can be substantially improved, adsorption efficiency can be improved 38~45% compared with neutral environment, to improve to the treatment effect containing wastewater containing phenol and cyanide.
Description
Technical field
The utility model belongs to water-treatment technology field, and in particular to and one kind contains Phenol cyanide wastewater treatment system, more particularly to
Distributing gas piping condenses the processing containing wastewater containing phenol and cyanide.
Background technique
Coal gas can generate the waste water of a large amount of pollutant component complexity in cooling, washing, purification process, and China is that coal is big
State, simultaneous coal gas industrial expansion, such waste water have become the problem of water treatment field.Due to this kind of waste water at
Divide complicated, heterocycle and polycyclic substance content more, and containing ingredients such as phenols, cyanides, toxicity is big, simultaneously because gas piping
Conveying distance is longer, therefore condensed water elimination point is more and more dispersed, to it is such containing phenol, the collection of cyanogen waste water, transport difficulty compared with
Greatly, and the volatilization of poisonous and harmful substance is easily caused.
Utility model content
The utility model embodiment is related to one kind containing Phenol cyanide wastewater treatment system, and the part that can at least solve the prior art lacks
It falls into.
The utility model embodiment is related to a kind of containing Phenol cyanide wastewater treatment system, including first order broken cyanide mechanism, active carbon
Adsorbing mechanism and second level broken cyanide mechanism, first order broken cyanide mechanism are connected with waste water for pipe, the activated carbon adsorption mechanism
Waterwater entrance be connected to the wastewater outlet of first order broken cyanide mechanism, the wastewater outlet of the activated carbon adsorption mechanism and institute
State the waterwater entrance connection of second level broken cyanide mechanism.
As one of embodiment, first order broken cyanide mechanism includes interconnected the first pH conditioning tank and the first broken cyanide
Pond, the waste water are connected on the first pH conditioning tank for pipe, the wastewater outlet and the active carbon in first broken cyanide pond
The waterwater entrance of adsorbing mechanism is connected to.
As one of embodiment, blender and oxidation-reduction potentiometer are equipped in first broken cyanide pond.
As one of embodiment, the waste water is connected to the first pH conditioning tank top for pipe, and the first pH is adjusted
Pond and first broken cyanide pond are separated by the first partition wall and waste water runner are arranged in first partition wall bottom.
As one of embodiment, second level broken cyanide mechanism includes interconnected the 2nd pH conditioning tank and the second broken cyanide
The waterwater entrance in pond, the 2nd pH conditioning tank is connected to the wastewater outlet of the activated carbon adsorption mechanism.
As one of embodiment, blender and oxidation-reduction potentiometer are equipped in second broken cyanide pond.
As one of embodiment, the 2nd pH conditioning tank and second broken cyanide pond are separated by the second partition wall and in institute
The second partition wall top setting waste water runner is stated, the waterwater entrance of the 2nd pH conditioning tank is located at its underpart.
As one of embodiment, first order broken cyanide mechanism, the activated carbon adsorption mechanism and the second level broken cyanide
Mechanism Combination is packaged type modular construction.
As one of embodiment, the modular construction is full-enclosed structure.
As one of embodiment, first order broken cyanide mechanism, the activated carbon adsorption mechanism and the second level broken cyanide
Mechanism word order in the horizontal direction.
The utility model embodiment at least has the following beneficial effects:
It is provided by the utility model to contain Phenol cyanide wastewater treatment system, it is adsorbed using first order broken cyanide processing+modified activated carbon
Processing+second level broken cyanide processing waste water treatment process, can cooperate with the cyanide removed containing in wastewater containing phenol and cyanide and phenols pollution
Object, can make cyanide in water outlet, volatile phenol content≤0.5mg/L, guarantee in the water outlet cyanide and volatile phenol two fingers
Mark reaches the primary standard of " integrated wastewater discharge standard ", so that the water outlet can be uniformly processed with other waste water, is conducive to divide
It dissipates formula gas piping and condenses the processing containing wastewater containing phenol and cyanide.
It is provided by the utility model contain Phenol cyanide wastewater treatment system, using modified activated carbon first order broken cyanide waste water alkali
Property environment in phenolic comp ' ds pollution carry out adsorption treatment, its adsorption effect can be substantially improved, adsorption efficiency can be mentioned compared with neutral environment
It is high by 38~45%, to improve to the treatment effect containing wastewater containing phenol and cyanide.
It is provided by the utility model to contain Phenol cyanide wastewater treatment system, using step broken cyanide treatment process, it can be achieved that in waste water
Cyanide effective decomposition removal, and product is the innocuous substances such as carbon dioxide and nitrogen, more environmentally friendly.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the structural schematic diagram provided by the embodiment of the utility model containing Phenol cyanide wastewater treatment system.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
All other embodiment obtained, fall within the protection scope of the utility model.
Embodiment one
Such as Fig. 1, the utility model embodiment provides a kind of processing method containing wastewater containing phenol and cyanide, includes the following steps:
Step 1 will contain wastewater containing phenol and cyanide and carry out first order broken cyanide processing under alkaline condition, and make the cyanide oxygen in waste water
It is melted into cyanate;
Step 2, based on the alkaline environment of first order broken cyanide treated waste water, using modified activated carbon 31 to waste water into
Row processing, with Adsorption phenolic comp ' ds pollution therein;
Step 3 carries out the processing of second level broken cyanide to modified active carbon 31 treated waste water, makes the cyanic acid in waste water
Salt oxygenolysis is at carbon dioxide and nitrogen.
Wherein, specifically:
In above-mentioned steps one, alkaline environment is built preferably by NaOH, i.e., to containing adding NaOH in wastewater containing phenol and cyanide, this
In embodiment, it will preferably contain wastewater containing phenol and cyanide pH value and be adjusted to 10~11, and be conducive to the progress of first order broken cyanide reaction;And it controls
Waste water ORP processed is 300~350mv, convenient for going on smoothly for first order broken cyanide reaction, to containing add in wastewater containing phenol and cyanide NaClO into
The reaction of row broken cyanide;The reaction equation of first order broken cyanide reaction is as follows:
CN?+ClO?+H2O=CNCl+2OH?
CNCl+2OH?=CNO?+Cl?+H2O
In above-mentioned steps three, the pH of waste water is first preferably adjusted to substantially neutrality, pH is adjusted and preferably used HCl, i.e.,
It adds HCl into waste water, in the present embodiment, pH value of waste water is preferably adjusted to 6.5~8, be conducive to the reaction of second level broken cyanide
Progress;And controlling waste water ORP is 550~600mv, convenient for going on smoothly for second level broken cyanide reaction, then it is useless to cyanogen containing phenol
NaClO is added in water carries out broken cyanide reaction;The reaction equation of second level broken cyanide reaction is as follows:
2CNO?+3ClO?=CO2+N2+3Cl?+CO3 2-
Processing method containing wastewater containing phenol and cyanide provided in this embodiment, at first order broken cyanide processing+modified activated carbon absorption
Reason+second level broken cyanide processing waste water treatment process, can cooperate with and remove containing the cyanide and phenolic comp ' ds pollution in wastewater containing phenol and cyanide,
Can make cyanide in water outlet (i.e. through second level broken cyanide treated waste liquid), volatile phenol content≤0.5mg/L, guarantee to go out
Cyanide and volatile phenol two indices reach the primary standard of " integrated wastewater discharge standard " in water, so that the water outlet can be with other
Waste water is uniformly processed, and condenses the processing containing wastewater containing phenol and cyanide conducive to distributing gas piping.
Processing method containing wastewater containing phenol and cyanide provided in this embodiment, using modified activated carbon 31 first order broken cyanide waste water alkali
Property environment in phenolic comp ' ds pollution carry out adsorption treatment, its adsorption effect can be substantially improved, adsorption efficiency can be mentioned compared with neutral environment
It is high by 38~45%, to improve to the treatment effect containing wastewater containing phenol and cyanide.In the present embodiment, it is further preferred that above-mentioned modified living
Property charcoal 31 preferably use basic activated carbon 31, the alkaline environment based on waste water, adsorption effect is more preferably.
Processing method containing wastewater containing phenol and cyanide provided in this embodiment, using step broken cyanide treatment process, it can be achieved that in waste water
Effective decomposition of cyanide removes, and product is the innocuous substances such as carbon dioxide and nitrogen, more environmentally friendly.In addition, using multistage
Accurate pH control measures, and the accurate control to waste water ORP, can accurately grasp adding for medicament, keep broken cyanide reaction sufficiently suitable
It carries out sharply.
Upper water can realize the control of waste water ORP by testing the oxidation-reduction potential of waste water, not repeat herein.
It is further preferred that above-mentioned entire treatment process carries out under enclosed environment, be conducive to poisonous and harmful to volatility
The volatilization of substance controls.
Embodiment two
Such as Fig. 1, the utility model embodiment be related to it is a kind of containing Phenol cyanide wastewater treatment system, including first order broken cyanide mechanism,
Activated carbon adsorption mechanism and second level broken cyanide mechanism, first order broken cyanide mechanism are connected with waste water for pipe, and the active carbon is inhaled
The waterwater entrance of random structure is connected to the wastewater outlet of first order broken cyanide mechanism, and the waste water of the activated carbon adsorption mechanism goes out
Mouth is connected to the waterwater entrance of second level broken cyanide mechanism.
Wherein:
Generally, above-mentioned two-stage broken cyanide reaction can carry out in broken cyanide pond, i.e., above-mentioned first order broken cyanide mechanism includes the
One broken cyanide pond 2, the first broken cyanide pond 2 are equipped with the first feed opening for adding NaClO, the waste water in first broken cyanide pond 2
Outlet is connected to the waterwater entrance of the activated carbon adsorption mechanism.Further, such as Fig. 1, can be arranged in the first broken cyanide pond 2
Blender, convenient for going on smoothly for broken cyanide reaction;In addition, being additionally provided with oxidation-reduction potentiometer in the first broken cyanide pond 2, it is convenient for
Accurate control to the ORP in waste water.
Further, such as Fig. 1, above-mentioned first order broken cyanide mechanism further includes the first pH conditioning tank 1, the first pH conditioning tank 1
It is interconnected with above-mentioned first broken cyanide pond 2, above-mentioned waste water is then only connected on the first pH conditioning tank 1 for pipe.First pH is adjusted
Pond 1 is equipped with the first feed opening for adding NaOH;Further blender can be set on the first pH conditioning tank 1, guarantee
NaOH and the mixed effect containing wastewater containing phenol and cyanide.
It is further preferred that such as Fig. 1, the waste water is connected to 1 top of the first pH conditioning tank, the first pH for pipe
Conditioning tank 1 and first broken cyanide pond 2 are separated by the first partition wall and waste water runner are arranged in first partition wall bottom.The knot
Structure fully ensures that the alkaline environment in the first broken cyanide pond 2, to guarantee the reaction of first order broken cyanide and subsequent modified activated carbon 31
The effect of adsorption treatment.In addition, the wastewater outlet portion disposed thereon in above-mentioned first broken cyanide pond 2, guarantees to fill in the first broken cyanide pond 2
The reaction time divided.
Similarly, above-mentioned second level broken cyanide mechanism includes the second broken cyanide pond 5, which is equipped with for adding
The third feed opening of NaClO.Further, such as Fig. 1, blender can be set in the second broken cyanide pond 5, convenient for broken cyanide reaction
It goes on smoothly;In addition, oxidation-reduction potentiometer is additionally provided in the second broken cyanide pond 5, convenient for the accurate control to the ORP in waste water
System.
Further, such as Fig. 1, above-mentioned second level broken cyanide mechanism further includes the 2nd pH conditioning tank 4, the 2nd pH conditioning tank 4
It is interconnected with above-mentioned second broken cyanide pond 5, moreover, along waste water circulating direction, activated carbon adsorption mechanism, 4 and of the 2nd pH conditioning tank
Second broken cyanide pond 5 is sequentially connected, i.e., the wastewater outlet of the waterwater entrance of the 2nd pH conditioning tank 4 and activated carbon adsorption mechanism connects
It is logical.2nd pH conditioning tank 4 is equipped with the 4th feed opening for adding HCl;It can further be set on the 2nd pH conditioning tank 4
Blender is set, guarantees the mixed effect of HCl and waste water.
Above-mentioned activated carbon adsorption processing can carry out in absorbent charcoal adsorption tank 3 or activated carbon adsorption tank 3, i.e., active carbon is inhaled
Random structure includes absorbent charcoal adsorption tank 3 or activated carbon adsorption tank 3.It is disposed thereon for the wastewater outlet in above-mentioned first broken cyanide pond 2
The structure in portion, the i.e. waterwater entrance of absorbent charcoal adsorption tank 3 or activated carbon adsorption tank 3 portion disposed thereon, then its wastewater outlet is preferred
For positioned at its underpart, guarantee waste water comes into full contact with modified activated carbon 31.
It is further preferred that such as Fig. 1, above-mentioned 2nd pH conditioning tank 4 and the second broken cyanide pond 5 by the separation of the second partition wall and
Waste water runner is set on the second partition wall.Wastewater outlet for above-mentioned absorbent charcoal adsorption tank 3 or activated carbon adsorption tank 3 is preferably position
Structure in its underpart, the i.e. waterwater entrance of the 2nd pH conditioning tank 4 are located at its underpart, then the waste water runner on above-mentioned second partition wall
It preferably opens up to its upper, guarantees the pH regulating effect in the 2nd pH conditioning tank 4.
It is provided in this embodiment to contain in beneficial effect possessed by Phenol cyanide wastewater treatment system and above-described embodiment one containing phenol
Beneficial effect possessed by cyanogen wastewater treatment method is identical, does not repeat herein.
Advanced optimize the above-mentioned structure containing Phenol cyanide wastewater treatment system, first order broken cyanide mechanism, the active carbon
Adsorbing mechanism and the second level broken cyanide Mechanism Combination are packaged type modular construction.I.e. by the first above-mentioned pH conditioning tank 1,
First broken cyanide pond 2,3/ activated carbon adsorption tank 3 of absorbent charcoal adsorption tank, the 2nd pH conditioning tank 4 and the production of the second broken cyanide pond 5 are integrated
Change structure, structure is simple, is easy to move integrally, and can be used as emergency disposal facility;And each distributing is handled convenient for collecting nearby
The waste water of emission point, thus be suitable for distributing gas piping and condense the processing containing wastewater containing phenol and cyanide.
Such as Fig. 1, first order broken cyanide mechanism, the activated carbon adsorption mechanism and second level broken cyanide mechanism are along horizontal
Direction word order, i.e. the first pH conditioning tank 1, the first broken cyanide pond 2,3/ activated carbon adsorption tank 3 of absorbent charcoal adsorption tank, the 2nd pH tune
Pond 4 and the second broken cyanide pond 5 word order in the horizontal direction are saved, process is simply clear, and water inlet is convenient, convenient for control.
Additionally, it is preferred that be the above-mentioned modular construction of setting being full-enclosed structure, be conducive to poisonous and harmful to volatility
The volatilization of substance controls;It in particular, will be above-mentioned by separating the first above-mentioned pH conditioning tank 1 with the first broken cyanide pond 2
The 2nd pH conditioning tank 4 separate with the second broken cyanide pond 5, pH adjust reacted with broken cyanide under respective relatively independent environment into
Row guarantees the control of regulating effect and broken cyanide reaction atmosphere, moreover, the stronger reaction tank of the property of will volatilize is set as closed knot
Structure improves whole environmental-protecting performance.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (10)
1. one kind contains Phenol cyanide wastewater treatment system, it is characterised in that: including first order broken cyanide mechanism, activated carbon adsorption mechanism and the
Second level broken cyanide mechanism, first order broken cyanide mechanism are connected with waste water for pipe, the waterwater entrance of the activated carbon adsorption mechanism with
The wastewater outlet of first order broken cyanide mechanism is connected to, the wastewater outlet of the activated carbon adsorption mechanism and the second level broken cyanide
The waterwater entrance of mechanism is connected to.
2. containing Phenol cyanide wastewater treatment system as described in claim 1, it is characterised in that: first order broken cyanide mechanism includes phase
Intercommunicated the first pH conditioning tank and the first broken cyanide pond, the waste water are connected on the first pH conditioning tank for pipe, and described
The wastewater outlet in one broken cyanide pond is connected to the waterwater entrance of the activated carbon adsorption mechanism.
3. containing Phenol cyanide wastewater treatment system as claimed in claim 2, it is characterised in that: be equipped with stirring in first broken cyanide pond
Device and oxidation-reduction potentiometer.
4. containing Phenol cyanide wastewater treatment system as claimed in claim 2, it is characterised in that: the waste water is connected to described for pipe
One pH conditioning tank top, the first pH conditioning tank and first broken cyanide pond separated by the first partition wall and described first every
Waste water runner is arranged in wall bottom.
5. containing Phenol cyanide wastewater treatment system as described in claim 1, it is characterised in that: second level broken cyanide mechanism includes phase
Intercommunicated the 2nd pH conditioning tank and the second broken cyanide pond, the waterwater entrance and the activated carbon adsorption machine of the 2nd pH conditioning tank
The wastewater outlet of structure is connected to.
6. containing Phenol cyanide wastewater treatment system as claimed in claim 5, it is characterised in that: be equipped with stirring in second broken cyanide pond
Device and oxidation-reduction potentiometer.
7. containing Phenol cyanide wastewater treatment system as claimed in claim 5, it is characterised in that: the 2nd pH conditioning tank and described the
Two broken cyanide ponds are separated by the second partition wall and waste water runner are arranged on second partition wall top, and the 2nd pH conditioning tank gives up
Water inlet is located at its underpart.
8. containing Phenol cyanide wastewater treatment system as described in claim 1, it is characterised in that: first order broken cyanide mechanism, described
Activated carbon adsorption mechanism and the second level broken cyanide Mechanism Combination are packaged type modular construction.
9. containing Phenol cyanide wastewater treatment system as claimed in claim 8, it is characterised in that: the modular construction is totally enclosed type
Structure.
10. containing Phenol cyanide wastewater treatment system as claimed in claim 8, it is characterised in that: first order broken cyanide mechanism, described
Activated carbon adsorption mechanism and the second level broken cyanide mechanism word order in the horizontal direction.
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109437434A (en) * | 2018-11-29 | 2019-03-08 | 中冶南方都市环保工程技术股份有限公司 | Processing method containing wastewater containing phenol and cyanide and system |
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2018
- 2018-11-29 CN CN201821984892.3U patent/CN209428285U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109437434A (en) * | 2018-11-29 | 2019-03-08 | 中冶南方都市环保工程技术股份有限公司 | Processing method containing wastewater containing phenol and cyanide and system |
CN109437434B (en) * | 2018-11-29 | 2024-03-22 | 中冶南方都市环保工程技术股份有限公司 | Phenol-cyanogen-containing wastewater treatment method and system |
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