CN202449906U - Low concentration metal wastewater processing device - Google Patents
Low concentration metal wastewater processing device Download PDFInfo
- Publication number
- CN202449906U CN202449906U CN2012200520125U CN201220052012U CN202449906U CN 202449906 U CN202449906 U CN 202449906U CN 2012200520125 U CN2012200520125 U CN 2012200520125U CN 201220052012 U CN201220052012 U CN 201220052012U CN 202449906 U CN202449906 U CN 202449906U
- Authority
- CN
- China
- Prior art keywords
- waste water
- wastewater
- separator column
- foam
- input
- 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
Images
Landscapes
- Physical Water Treatments (AREA)
- Removal Of Specific Substances (AREA)
Abstract
The utility model relates to a low concentration metal wastewater processing device. The device consists of a wastewater-foam separating system, an air supply system, a wastewater input system and a wastewater circulating reflux system. The wastewater-foam separating system takes a separating column of a hollow vertical cylinder as a main body, and a foam discharge hole, a metal ion-containing wastewater input hole, upper and lower wastewater reflux input and output holes, an air input hole and a processed wastewater discharge hole are respectively arranged on the side wall of the cylinder of the separating column. The wastewater input system is connected with the separating column through the metal ion-containing wastewater input hole, the air supply system is connected with the separating column through the air input hole, and the wastewater circulating reflux system is connected with the separating column through the upper and lower wastewater reflux input and output holes. The device provided by the utility model is very appropriate for separating and recycling low component metal ions in a solution.
Description
Technical field
The utility model relates to a kind of low-concentration metallic wastewater treatment unit.
Background technology
Along with rapid development of national economy; The increase of metal ion content increases the weight of the threat of environment and HUMAN HEALTH formation day by day in all kinds of water bodys; Separation of metal ions removal technology mainly contains chemical precipitation, membrane sepn, IX, absorption and co-precipitation/absorption etc. in the water body; But the use cost of these methods is generally higher, has limited its use.Foam separation is a kind of novel separation method that in sepn process, earns widespread respect in recent years; It is used to the flotation of mineral the earliest; In recent years, it also is widely used in separating of many insoluble substances and soluble substance, like solution metal positively charged ion, negatively charged ion, protein; The separation of dyestuff etc. concentrates, yet supporting with it specific equipment is not arranged so far as yet.
The utility model provides a kind of metallic wastewater treatment unit based on foam separating technology; This technology is the principle according to surface adsorption; Through bubbling in the solution that contains surfactant and form foam layer; Foam layer and liquid phase body portion are left,, so just can reach the purpose that concentrates surfactant or purify the liquid phase main body because surfactant accumulates in the foam layer; Its great advantage is to separate under the lower concentration effective especially, therefore is applicable to the Separation and Recovery of low component in the solution.
Summary of the invention
The technical problem that the utility model will solve is to provide a kind of low-concentration metallic wastewater treatment unit, and it is made up of waste water-foam separation system, airing system, waste water input system and waste water pump around circuit system.Wherein waste water-foam separation system is a main body by the separator column of hollow vertical type cylinder body; Be respectively equipped with on the cylindrical sidewall of separator column the waste water input hole of foam outlet orifice, metal ion, up and down two return of waste water IO holes, air input holes and handle after the discharge of wastewater hole; The waste water input system links to each other with separator column through the waste water input hole of metal ion; Airing system links to each other with separator column through the air input hole, and two return of waste water IO holes linked to each other with separator column about waste water pump around circuit system passed through.
Described waste water-foam separation system is made up of separator column, foam output tube, foam receiving tank, processed waste water vent pipe and gas in overpressure release aperture; Release aperture be arranged at separator column on cover; The foam output tube is arranged at the side wall upper part of separator column; Wastewater discharge pipe is arranged at the lower sidewall of separator column, also is provided with waste water highly transparent form on the cylindrical sidewall.Through release aperture, can in time overpressure air be discharged separator column.
Described waste water input system; Wastewater trough by waste water transfer lime, wastewater flow meter, waste water front pump and metal ion constitutes; The waste water transfer lime links to each other with separator column through the waste water input hole on the sidewall of separator column, through the transfer lime in the waste water input system waste water is pumped into separator column by the waste water input hole of metal ion.
Described airing system; Constitute by air, pneumatic tube, valve and air distribution plate; Pneumatic tube is provided with valve and links to each other with the air input hole that is arranged at the separator column bottom; Air distribution plate is arranged at the separator column bottom, and starting the waste water recycle pump can and have up waste water circulation transfer lime to return in the separator column with the extraction of the waste water bottom the separator column.
Described waste water pump around circuit system; Constitute by waste water circulation transfer lime, waste water circular flow meter and waste water recycle pump; And join through two the return of waste water IO holes up and down in waste water circulation transfer lime and the separator column sidewall, the air of input diffuses in the separator column through air distribution plate equably.
Adopt the device of the utility model, be highly suitable for containing in the solution low component metals ionic and separate and recovery.
Description of drawings
Fig. 1 is the described low-concentration metallic wastewater treatment unit of a utility model synoptic diagram.
Embodiment
Combine embodiment that the utility model is further described with reference to the accompanying drawings.
Among Fig. 1, the 1st, gas in overpressure release aperture, the 2nd, foam vent pipe, the 3rd, separator column, the 4th, waste water circulation transfer lime; The 5th, waste water circular flow meter, the 6th, waste water recycle pump, the 7th, foam receiving tank, the 8th, air; The 9th, the valve on the air transfusion tube of air compressor, the 10th, air distribution plate, the 11st, the wastewater discharge pipe after handling, the 12nd, the receiving tank after handling; The 13rd, the wastewater trough of metal ion, the 14th, waste water transfer lime, the 15th, waste water front pump, the 16th, wastewater flow meter.
Adopt the utility model accompanying drawing 1 described structure; During use; 1, collect contain cupric ion waste water in wastewater trough (13); Content of copper ion in the waste water surveyed of sampling at first, the total amount of then measuring waste water in the wastewater trough (13) is 50 L, in waste water (L): the ratio of tensio-active agent (g)=1: 0.2～1.2 is added the lauryl alcohol T 46155 ether dimethyl methyl ammonium chloride tensio-active agent of 10 g.2, open the waste water front pump (15) of waste water input system, the waste water in the wastewater trough (13) is pumped in the separator column (3), the wastewater flow rate that pumps into can pass through the transparent window direct viewing, and the speed that pumps into waste water can be through wastewater flow meter (16) control.3, after the waste water height surpasses the input input hole that refluxes; TSD waste water front pump (15); Then waste water recycle pump (6) in the ON cycle return-flow system and the air compressor machine (8) in the airing system, be 1 L/h through the circulate flow of conveying of waste water circulation transfer lime (4) and waste water circular flow meter (5) control waste water this moment.4, observe directly after foam forms in the separator column (3) through transparent window; Restart waste water front pump (15) again, open the wastewater discharge pipe (11) after the processing simultaneously, the flow that adjustment pumps into waste water is 0.6 L/h; The wastewater discharge pipe delivery flow is approximately 0.5 L/h; Make to pump into the wastewater flow rate that wastewater flow rate is slightly more than wastewater discharge pipe (11) discharge, at this moment, constantly produce foam in the separator column (3); Form foam layer and liquid phase layer, the foam that is produced is flowed in the foam receiving tank (7) by output tube (2).5, after waste water front pump (15) all pumps into separator column (3) with the waste water in the wastewater trough (13); Close waste water front pump (15); Continued bubbling 15 minutes; Close air compressor machine (8) and the valve (9) of air compressor machine ventpipe in waste water recycle pump (6), the airing system, the liquid phase layer is all discharged the receiving tank (12) that gets into after handling by wastewater discharge pipe (11), accomplish wastewater treatment process.The foam of collecting in the receiving tank (12) carries out the separation of conventional cupric ion.
Sampling of wastewater after handling is measured, and the content of copper ion of survey is 0.8mg/L, is that 20mg/L compares with handling preceding waste water content of copper ion, and the clearance of cupric ion has reached 96%, reaches the sewage second-level emission standard.
Structure and treatment step that present embodiment adopts are identical with embodiment 1 with mode; Different is that collected waste water contains chromium ion; The tensio-active agent that uses is lauryl alcohol T 46155 ether dimethyl methyl ammonium chloride, and in waste water (L): the ratio of tensio-active agent (g)=1: 0.2～1.2 is added the lauryl alcohol T 46155 ether dimethyl methyl ammonium chloride tensio-active agent of 60g.After treatment, the sampling of wastewater after handling is measured, the content of chromium ion of survey is 0.9mg/L, is that 30mg/L compares with handling preceding waste water content of chromium ion, and the clearance of chromium ion has reached 98.7%, reaches emission standards.
Structure and waste water, treatment step and mode that present embodiment adopts are identical with embodiment 1; The tensio-active agent that uses is lauryl alcohol T 46155 ether dimethyl methyl ammonium chloride, and in waste water (L): the ratio of tensio-active agent (g)=1: 0.2～1.2 is added the lauryl alcohol T 46155 ether dimethyl methyl ammonium chloride tensio-active agent of 35g.After treatment, the sampling of wastewater after handling is measured, the content of chromium ion of survey is 0.9mg/L, is that 30mg/L compares with handling preceding waste water content of chromium ion, and the clearance of chromium ion has reached 97.2%, reaches emission standards.
In sum, the utility model is a kind of rational in infrastructure, liquid metallic wastewater treatment unit that cost is low, easy to use, and the waste water after this apparatus processes reaches the low-concentration metallic wastewater emission standards basically.
Claims (5)
1. low-concentration metallic wastewater treatment unit; It is characterized in that described device is made up of waste water-foam separation system, waste water input system, airing system and waste water pump around circuit system; Wherein waste water-foam separation system is a main body by the separator column of hollow vertical type cylinder body; Be respectively equipped with on the cylindrical sidewall of separator column the waste water input hole of foam outlet orifice, metal ion, up and down two return of waste water IO holes, air input holes and handle after the discharge of wastewater hole; The waste water input system links to each other with separator column through the waste water input hole of metal ion; Airing system links to each other with separator column through the air input hole, and two return of waste water IO holes linked to each other with separator column about waste water pump around circuit system passed through.
2. a kind of low-concentration metallic wastewater treatment unit according to claim 1; It is characterized in that described waste water-foam separation system is made up of separator column, foam output tube, foam receiving tank, processed waste water vent pipe and gas in overpressure release aperture; Release aperture be arranged at separator column on cover; The foam output tube is arranged at the side wall upper part of separator column, and wastewater discharge pipe is arranged at the lower sidewall of separator column, also is provided with waste water highly transparent form on the cylindrical sidewall.
3. a kind of low-concentration metallic wastewater treatment unit according to claim 1; It is characterized in that described waste water input system; Wastewater trough by waste water transfer lime, wastewater flow meter, waste water front pump and metal ion constitutes, and the waste water transfer lime links to each other with separator column through the waste water input hole on the sidewall of separator column.
4. a kind of low-concentration metallic wastewater treatment unit according to claim 1; It is characterized in that described airing system; Constitute by air, pneumatic tube, valve and air distribution plate; Pneumatic tube is provided with valve and links to each other with the air input hole that is arranged at the separator column bottom, and air distribution plate is arranged at the separator column bottom.
5. a kind of low-concentration metallic wastewater treatment unit according to claim 1; It is characterized in that described waste water pump around circuit system; Constitute by waste water circulation transfer lime, waste water circular flow meter and waste water recycle pump, and join through two the return of waste water IO holes up and down in waste water circulation transfer lime and the separator column sidewall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200520125U CN202449906U (en) | 2012-02-16 | 2012-02-16 | Low concentration metal wastewater processing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200520125U CN202449906U (en) | 2012-02-16 | 2012-02-16 | Low concentration metal wastewater processing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202449906U true CN202449906U (en) | 2012-09-26 |
Family
ID=46865788
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012200520125U Expired - Fee Related CN202449906U (en) | 2012-02-16 | 2012-02-16 | Low concentration metal wastewater processing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202449906U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102583686A (en) * | 2012-02-16 | 2012-07-18 | 福建师范大学 | Device for treating wastewater containing low-concentration metals |
-
2012
- 2012-02-16 CN CN2012200520125U patent/CN202449906U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102583686A (en) * | 2012-02-16 | 2012-07-18 | 福建师范大学 | Device for treating wastewater containing low-concentration metals |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106186255A (en) | A kind of board-like Magneto separate sewage disposal system | |
| CN202449906U (en) | Low concentration metal wastewater processing device | |
| CN102583686A (en) | Device for treating wastewater containing low-concentration metals | |
| CN204294087U (en) | Exhaust processor | |
| CN207685034U (en) | A kind of industrial wastewater treatment device | |
| CN202643383U (en) | Three-dimensional electrode and electrolysis treatment device with same | |
| CN203320173U (en) | Electroplating wastewater recycling discharge reduction device | |
| CN202700661U (en) | Defoaming system for bauxite mineral separation | |
| CN101913681A (en) | Water treatment oil stain equipment and water treatment process for removing oil stains | |
| CN107473340A (en) | A kind of quick Magneto separate sewage disposal system | |
| CN204434321U (en) | Air flotation pool | |
| CN203303822U (en) | Recovery device of ethanol tail gas | |
| CN207684934U (en) | A kind of resin extender tank for purifying sewage | |
| CN203170062U (en) | Device for separating oil from water | |
| CN205856202U (en) | A kind of nickel retracting device | |
| CN202201729U (en) | Device for continuous flow metal waste water treatment | |
| CN205934027U (en) | Online filter equipment of steel wire descaling bath | |
| CN206645942U (en) | A kind of nickeliferous Mead-Bauer recovery system | |
| CN203333407U (en) | Electroplating wastewater treatment and recycling device | |
| CN204563942U (en) | A kind of nanofiltration device processing regenerating softener liquid | |
| CN206646184U (en) | A kind of silver-containing liquid waste recovery system | |
| CN213141468U (en) | Device system for extracting n-butanol from hydrochloric acid-containing wastewater | |
| CN203486987U (en) | Sewage treatment system | |
| CN106044915A (en) | Production wastewater treatment system | |
| CN202989250U (en) | Mixing extraction device for recycling heavy metals |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120926 Termination date: 20150216 |
|
| EXPY | Termination of patent right or utility model |