CN109867389A - A kind of processing system and its method of mine soil elution sewage - Google Patents
A kind of processing system and its method of mine soil elution sewage Download PDFInfo
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- CN109867389A CN109867389A CN201910302201.XA CN201910302201A CN109867389A CN 109867389 A CN109867389 A CN 109867389A CN 201910302201 A CN201910302201 A CN 201910302201A CN 109867389 A CN109867389 A CN 109867389A
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Abstract
The invention discloses the processing systems and its method of a kind of mine soil elution sewage, it is related to eco-treatment technology field, ph value is adjusted using PH conditioning tank, coagulation, flocculation sedimentation bulky grain suspended matter, then unprecipitated suspended matter is filtered by sand filtration, manganese sand, active carbon, again by resin substitution metal cation, finally by RO reverse osmosis membrane.The processing system and its method can effectively remove the various heavy metal ion in washing water, and sewage is made to reach zero-emission, and water outlet can direct reuse.
Description
Technical field
The present invention relates to eco-treatment technology fields, and in particular to a kind of processing system of mine soil elution sewage and its
Method.
Background technique:
The soil in China mining area is more serious by heavy metal pollution at present, and it is very urgent to repair problem, China land
The continuous soil remediation carried out to mining area.With the development of recovery technique, the sewage of Soil leaching is inevitably brought, it is dirty
Content of beary metal superelevation and multiplicity in water, direct emission are too serious for nature pollution, therefore elute how sewage is handled,
Reach can direct emission or more preferably direct water can continue washed off soil with reuse, this is extremely urgent at present, it would be highly desirable to be solved
Certainly the problem of.
Summary of the invention
It is existing to solve the purpose of the present invention is to provide the processing system and its method of a kind of mine soil elution sewage
Caused above-mentioned defects in technology.
A kind of processing system of mine soil elution sewage, including PH conditioning tank, the entrance of the PH conditioning tank and elution
Wastewater influent general pipeline connection；
Coagulation reaction tank is flow automatically between the entrance and the outlet of PH conditioning tank of the coagulation reaction tank and is connected to, coagulating
PAC addition nozzle and flash mixer are provided on pond；
The entrance of flocculation tank, the flocculation tank is connected to the outlet of coagulation reaction tank gravity flow, flocculation tank
On be provided with slow stirrer；
Inclined-tube sedimentation tank, gravity flow is connected between the entrance of the inclined-tube sedimentation tank and the outlet of flocculation tank, and inclined tube is heavy
The top in shallow lake pond is provided with supernatant outlet, and bottom is provided with sludge outlet；
It further include sandfiltration pot, manganese sand tank, charcoal canister and its resin container, sandfiltration pot, manganese sand tank, charcoal canister three are successively
Connection, the top of the inclined-tube sedimentation tank is provided with supernatant outlet and is connected to sandfiltration pot, and the resin container is by being sequentially communicated
Resin container one, resin container two and its resin container three form,
It is filled with AX resin material in resin container one, for removing the anion in sewage, improves pH value；
It is filled with CX resin material in resin container two, for removing the cation in sewage, neutralizes pH value；
MX resin material is filled in resin container three, for further completely removing the heavy metal ion in sewage；
The outlet of the resin container three has cartridge filter, and the outlet of cartridge filter is connected with RO reverse osmosis membrane.
It preferably, further include self priming pump, the outlet pipe of self priming pump and the inlet communication of PH conditioning tank, the water inlet pipe of self priming pump
Elution cesspool outside connection.
Preferably, the number of plies of the sand grains filtrate in the sandfiltration pot is five layers, and from top to bottom respectively first layer sand grains is filtered
Material, second layer sand grains filtrate, third layer sand grains filtrate, the 4th layer of sand grains filtrate and layer 5 sand grains filtrate, the filter of first layer sand grains
The partial size of material is 0.5-1.2mm, and the partial size of second layer sand grains filtrate is 2-4mm, and the partial size of third layer sand grains filtrate is 4-8mm,
The partial size of 4th layer of sand grains filtrate is 8-16mm, and the partial size of layer 5 sand grains filtrate is 16-32mm.
PH value in the preferred PH conditioning tank is greater than 7.
A kind of processing method of the processing system of mine soil elution sewage, comprising the following steps:
S1, the elution sewage containing various heavy is pumped into PH conditioning tank, adjusts ph, it is ensured that water outlet is alkalinity in pond；
Sewage self-flowing in S2, PH conditioning tank adds the PAC solution of 3%-10% to coagulating, utilizes quick stirring
Device is stirred, and 130 revs/min of the revolving speed of flash mixer is sufficiently mixed PAC solution with sewage；
S3, the sufficient sewage self-flowing of mixing are stirred into flocculation tank using slow stirrer, slow stirrer
Revolving speed is 23 revs/min, makes flocculated little particle slowly at big precipitable particle；
S4, the sewage in flocculation tank is sent in inclined-tube sedimentation tank and is precipitated 3-4 hours, supernatant is from tube settling
The supernatant outlet on the top in pond is pumped into sand filtration pipe, and the sludge of bottom is pumped into external sludge-tank by sludge outlet；
S5, supernatant remove remaining particle and impurity in sewage by sandfiltration pot；
S6, pass through manganese sand tank, the iron ion of removal water body middle and high concentration；
S7, pass through activated carbon adsorption, removal water body lipid like material；
S8, resin container one, resin container two and resin container three are passed sequentially through, successively removes anion, cation in water body
And its heavy metal ion in sewage, and further decrease ph value；
S9, by the water outlet of resin container three using cartridge filter and RO reverse osmosis membrane, water outlet can reach pure water standard,
It can direct reuse.
After above-mentioned technical proposal, effect of the invention is:
1, the processing system by coagulation, flocculation sedimentation and ion exchange resin carry out ion remaval in the way of, even
High concentration, contents of many kinds of heavy metal ion can also complete adsorption treatment, the water handled can be with direct reuse.
2, resin material used in resin container can effectively be regenerated, and the material after regeneration, which can recycle, to be held
It is continuous to utilize.
3, easy to operate, can be suitable for according to water by adjusting the dosage of pond size and material it is large, medium and small not
Same place, infrastructure is simple, the water handled can direct reuse, significantly reduce cost.
Detailed description of the invention
Fig. 1 is the principle of the present invention block diagram；
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment, the present invention is further explained.
As shown in Figure 1, a kind of processing system of mine soil elution sewage, including PH conditioning tank, the PH conditioning tank
Entrance is connect with elution wastewater influent general pipeline；
Coagulation reaction tank is flow automatically between the entrance and the outlet of PH conditioning tank of the coagulation reaction tank and is connected to, coagulating
PAC addition nozzle and flash mixer are provided on pond；
The entrance of flocculation tank, the flocculation tank is connected to the outlet of coagulation reaction tank gravity flow, flocculation tank
On be provided with slow stirrer；
Inclined-tube sedimentation tank, gravity flow is connected between the entrance of the inclined-tube sedimentation tank and the outlet of flocculation tank, and inclined tube is heavy
The top in shallow lake pond is provided with supernatant outlet, and bottom is provided with sludge outlet；
It further include sandfiltration pot, manganese sand tank, charcoal canister and its resin container, sandfiltration pot, manganese sand tank, charcoal canister three are successively
Connection, the top of the inclined-tube sedimentation tank is provided with supernatant outlet and is connected to sandfiltration pot, and the resin container is by being sequentially communicated
Resin container one, resin container two and its resin container three form,
It is filled with AX resin material in resin container one, for removing the anion in sewage, improves pH value；
It is filled with CX resin material in resin container two, for removing the cation in sewage, neutralizes pH value；
MX resin material is filled in resin container three, for further completely removing the heavy metal ion in sewage；
The outlet of the resin container three has cartridge filter, and the outlet of cartridge filter is connected with RO reverse osmosis membrane.
It in the present embodiment, further include self priming pump, the outlet pipe of self priming pump and the inlet communication of PH conditioning tank, self priming pump
Elution cesspool outside water inlet pipe connection.
In the present embodiment, the number of plies of the sand grains filtrate in the sandfiltration pot is five layers, from top to bottom respectively first layer
Sand grains filtrate, second layer sand grains filtrate, third layer sand grains filtrate, the 4th layer of sand grains filtrate and layer 5 sand grains filtrate, first layer
The partial size of sand grains filtrate is 0.5-1.2mm, and the partial size of second layer sand grains filtrate is 2-4mm, and the partial size of third layer sand grains filtrate is
4-8mm, the partial size of the 4th layer of sand grains filtrate are 8-16mm, and the partial size of layer 5 sand grains filtrate is 16-32mm.
In the present embodiment, the pH value in the PH conditioning tank is greater than 7.
A kind of processing method of the processing system of mine soil elution sewage, comprising the following steps:
S1, the elution sewage containing various heavy is pumped into PH conditioning tank, adjusts ph, it is ensured that water outlet is alkalinity in pond；
Sewage self-flowing in S2, PH conditioning tank adds the PAC solution of 3%-10% to coagulating, utilizes quick stirring
Device is stirred, and 130 revs/min of the revolving speed of flash mixer is sufficiently mixed PAC solution with sewage；
S3, the sufficient sewage self-flowing of mixing are stirred into flocculation tank using slow stirrer, slow stirrer
Revolving speed is 23 revs/min, makes flocculated little particle slowly at big precipitable particle；
S4, the sewage in flocculation tank is sent in inclined-tube sedimentation tank and is precipitated 3-4 hours, supernatant is from tube settling
The supernatant outlet on the top in pond is pumped into sand filtration pipe, and the sludge of bottom is pumped into external sludge-tank by sludge outlet；
S5, supernatant remove remaining particle and impurity in sewage by sandfiltration pot；
S6, pass through manganese sand tank, the iron ion of removal water body middle and high concentration；
S7, pass through activated carbon adsorption, removal water body lipid like material；
S8, resin container one, resin container two and resin container three are passed sequentially through, successively removes anion, cation in water body
And its heavy metal ion in sewage, and further decrease ph value；
S9, by the water outlet of resin container three using cartridge filter and RO reverse osmosis membrane, water outlet can reach pure water standard,
It can direct reuse.
It is as follows that certain mining soil elutes sewage characteristic:
Water outlet after above-mentioned processing system and processing method is as follows:
After above-mentioned technical proposal, effect of the invention is:
1, the processing system by coagulation, flocculation sedimentation and ion exchange resin carry out ion remaval in the way of, even
High concentration, contents of many kinds of heavy metal ion can also complete adsorption treatment, the water handled can be with direct reuse.
2, resin material used in resin container can effectively be regenerated, and the material after regeneration, which can recycle, to be held
It is continuous to utilize.
3, easy to operate, can be suitable for according to water by adjusting the dosage of pond size and material it is large, medium and small not
Same place, infrastructure is simple, the water handled can direct reuse, significantly reduce cost.
As known by the technical knowledge, the present invention can pass through the embodiment party of other essence without departing from its spirit or essential feature
Case is realized.Therefore, embodiment disclosed above, in all respects are merely illustrative, not the only.Institute
Have within the scope of the present invention or is included in the invention in the change being equal in the scope of the present invention.
Claims (5)
1. a kind of processing system of mine soil elution sewage, which is characterized in that including PH conditioning tank, the PH conditioning tank enters
Mouth is connect with elution wastewater influent general pipeline；
Coagulation reaction tank is flow automatically between the entrance and the outlet of PH conditioning tank of the coagulation reaction tank and is connected to, in coagulation reaction tank
It is provided with PAC addition nozzle and flash mixer；
The entrance of flocculation tank, the flocculation tank is connected to the outlet of coagulation reaction tank gravity flow, is set on flocculation tank
It is equipped with slow stirrer；
Inclined-tube sedimentation tank, gravity flow is connected between the entrance of the inclined-tube sedimentation tank and the outlet of flocculation tank, inclined-tube sedimentation tank
Top be provided with supernatant outlet, bottom is provided with sludge outlet；
It further include sandfiltration pot, manganese sand tank, charcoal canister and its resin container, sandfiltration pot, manganese sand tank, charcoal canister three successively connect
Logical, the top of the inclined-tube sedimentation tank is provided with supernatant outlet and is connected to sandfiltration pot, and the resin container is by the tree that is sequentially communicated
Rouge tank one, resin container two and its resin container three form,
It is filled with AX resin material in resin container one, for removing the anion in sewage, improves pH value；
It is filled with CX resin material in resin container two, for removing the cation in sewage, neutralizes pH value；
MX resin material is filled in resin container three, for further completely removing the heavy metal ion in sewage；
The outlet of the resin container three has cartridge filter, and the outlet of cartridge filter is connected with RO reverse osmosis membrane.
2. a kind of processing system of mine soil elution sewage according to claim 1, it is characterised in that: further include self-priming
It pumps, the outlet pipe of self priming pump and the inlet communication of PH conditioning tank, the elution cesspool outside the water inlet pipe connection of self priming pump.
3. a kind of processing system of mine soil elution sewage according to claim 1, it is characterised in that: the sandfiltration pot
In the number of plies of sand grains filtrate be five layers, from top to bottom respectively first layer sand grains filtrate, second layer sand grains filtrate, third layer sand
Grain filtrate, the 4th layer of sand grains filtrate and layer 5 sand grains filtrate, the partial size of first layer sand grains filtrate are 0.5-1.2mm, the second layer
The partial size of sand grains filtrate is 2-4mm, and the partial size of third layer sand grains filtrate is 4-8mm, and the partial size of the 4th layer of sand grains filtrate is 8-
16mm, the partial size of layer 5 sand grains filtrate are 16-32mm.
4. the processing system and its method of a kind of mine soil elution sewage according to claim 1, it is characterised in that: institute
The pH value stated in PH conditioning tank is greater than 7.
5. a kind of processing method of the processing system of mine soil elution sewage according to claim 1, which is characterized in that
The following steps are included:
S1, the elution sewage containing various heavy is pumped into PH conditioning tank, adjusts ph, it is ensured that water outlet is alkalinity in pond；
Sewage self-flowing in S2, PH conditioning tank adds the PAC solution of 3%-10% to coagulating, using flash mixer into
Row stirring, 130 revs/min of the revolving speed of flash mixer are sufficiently mixed PAC solution with sewage；
S3, the sufficient sewage self-flowing of mixing are stirred, the revolving speed of slow stirrer into flocculation tank using slow stirrer
It is 23 revs/min, makes flocculated little particle slowly at big precipitable particle；
S4, the sewage in flocculation tank is sent in inclined-tube sedimentation tank and is precipitated 3-4 hours, supernatant is from inclined-tube sedimentation tank
The supernatant outlet on top is pumped into sand filtration pipe, and the sludge of bottom is pumped into external sludge-tank by sludge outlet；
S5, supernatant remove remaining particle and impurity in sewage by sandfiltration pot；
S6, pass through manganese sand tank, the iron ion of removal water body middle and high concentration；
S7, pass through activated carbon adsorption, removal water body lipid like material；
S8, resin container one, resin container two and resin container three are passed sequentially through, successively remove water body in anion, cation and its
Heavy metal ion in sewage, and further decrease ph value；
S9, by the water outlet of resin container three using cartridge filter and RO reverse osmosis membrane, water outlet can reach pure water standard, can be straight
Take back use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910302201.XA CN109867389A (en) | 2019-04-16 | 2019-04-16 | A kind of processing system and its method of mine soil elution sewage |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910302201.XA CN109867389A (en) | 2019-04-16 | 2019-04-16 | A kind of processing system and its method of mine soil elution sewage |
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| CN109867389A true CN109867389A (en) | 2019-06-11 |
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| CN201910302201.XA Pending CN109867389A (en) | 2019-04-16 | 2019-04-16 | A kind of processing system and its method of mine soil elution sewage |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110357287A (en) * | 2019-07-23 | 2019-10-22 | 潍坊科技学院 | A kind of device using polymer adsorbing material processing organic chemical waste water |
| CN113213671A (en) * | 2021-06-09 | 2021-08-06 | 东珠生态环保股份有限公司 | Desilting method for silt mixed water body |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110357287A (en) * | 2019-07-23 | 2019-10-22 | 潍坊科技学院 | A kind of device using polymer adsorbing material processing organic chemical waste water |
| CN113213671A (en) * | 2021-06-09 | 2021-08-06 | 东珠生态环保股份有限公司 | Desilting method for silt mixed water body |
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Application publication date: 20190611 |
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