CN206188516U - Electroplate online recovery unit of washings - Google Patents
Electroplate online recovery unit of washings Download PDFInfo
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- CN206188516U CN206188516U CN201621136245.8U CN201621136245U CN206188516U CN 206188516 U CN206188516 U CN 206188516U CN 201621136245 U CN201621136245 U CN 201621136245U CN 206188516 U CN206188516 U CN 206188516U
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- reverse osmosis
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Abstract
The utility model relates to a processing technique field is retrieved to the plating solution, concretely relates to electroplate online recovery unit of washings, including plating bath, rinse -system, reverse osmosis treatment system, cleaning system, clear water hold up tank and concentrate collecting vat, the clear water hold up tank is connected with the rinse -system, the rinse -system delivery port is connected with reverse osmosis treatment system water inlet, reverse osmosis treatment system configuration has purified water outlet and concentrated water delivery port, purified water outlet is connected with clear water hold up tank water inlet, concentrated water delivery port is connected with concentrate collecting vat water inlet, the concentrate collecting vat is connected with the plating bath, cleaning system and reverse osmosis treatment headtotail. The utility model discloses a pure water reclamation rate is up to more than 97%, and the dense shrinkage rate of washings heavy metal reaches 34 times, and the heavy metal concentrate can return to electroplate and use, reduces the emission that contains heavy metal wastewater, reduces the cost input that the enterprise supplyed the raw materials, accords with national cleaner production's requirement.
Description
Technical field
The utility model is related to electroplate liquid to recycle technical field, and in particular to a kind of electroplating rinse water online recycling dress
Put.
Background technology
Plating is one of industry of global pollution most serious.Wherein nickel ion concentration is up in sulfamic acid nickel plating solution
100g/L or so, nickel concentration is also of a relatively high in corresponding washings does, it is necessary to a large amount of washings just plated item can clean
Only, if washings can be recycled, the water consumption of enterprise can be greatly decreased, improves the utilization rate of water.Therefore, to amino
The recycling of nickel sulphonic acid electroplating rinse water is extremely necessary.At present, the processing method of electroplating wastewater mainly has two kinds, one kind
It is ion-exchange treatment method；A kind of place of settling logos.
Ion-exchange treatment method be by zwitterion resins selective adsorb zwitterion, reach removing water in negative and positive from
The purpose of son.In treatment, anion and cation in washings can not be adsorbed this method simultaneously, it is necessary to pass through respectively
Resin anion (R.A.) tank and resin cation tank are crossed, purification purpose is can be only achieved；Secondly needed after zwitterion resin adsorption saturation
Resin is regenerated with concentrated acid or concentrated base, then resin is cleaned, regenerative process can produce a large amount of waste water, be difficult place
Reason；And the metal ion of resin adsorption is unable to direct reuse to electroplating bath, metals resources are wasted.
Place of settling logos is by washings being carried out with contact break conjunction, the treatment such as pH value, precipitation are adjusted, making precipitation by metallic ion.
This method is needed to consume more chemical agent in processing procedure, and washings and metal ion can not be reclaimed,
Waste ample resources.
The content of the invention
The purpose of this utility model is directed to above-mentioned deficiency of the prior art, there is provided a kind of electroplating rinse water online recycling
Device, can efficiently separate pure water and heavy metal concentrate, and the reclamation rate of pure water is up to more than 97%, washings heavy metal enrichment factor
34 times are reached, heavy metal concentrate can return to plating and use, the discharge of heavy metal-containing waste water can be reduced, reduce enterprise's supplement former
The cost input of material.
The purpose of this utility model is achieved through the following technical solutions：
A kind of electroplating rinse water online recycling device, including electroplating bath, rinse-system, reverse osmosis treatment system, cleaning system
System, clear water accumulator tank and concentrate collecting tank, the clear water accumulator tank are connected with rinse-system, the rinse-system delivery port and
Reverse osmosis treatment system water inlet is connected, and the reverse osmosis treatment system is provided with water purification delivery port and condensed water delivery port, institute
State water purification delivery port to be connected with clear water accumulator tank water inlet, the condensed water delivery port is connected with concentrate collecting tank water inlet,
The concentrate collecting tank is connected with electroplating bath, and the purging system is connected with reverse osmosis treatment system, the reverse-osmosis treated
System is provided with first-stage reverse osmosis system, two-stage reverse osmosis system and the three-level counter-infiltration system being connected in series.
Wherein, the first-stage reverse osmosis system includes the accumulator tank, delivery pump, combined filtering device, the detection that are sequentially connected
System, high-pressure pump, combination reverse osmosis unit.
Wherein, the combination reverse osmosis unit includes the reverse osmosis unit being arranged in parallel and the counter-infiltration dress being arranged in series
Put, the condensed water delivery port of the reverse osmosis unit being arranged in parallel is connected with the water inlet of the reverse osmosis unit being arranged in series.
Wherein, the combined filtering device is the active carbon filter and PP filters being arranged in series.
Wherein, the two-stage reverse osmosis system include be sequentially connected accumulator tank, delivery pump, filter, detecting system,
High-pressure pump, the reverse osmosis unit being arranged in series, three-level counter-infiltration system include the accumulator tank, delivery pump, the filtering dress that are sequentially connected
Put, detecting system, high-pressure pump, the reverse osmosis unit that is arranged in series.
Wherein, the reverse osmosis unit rinse water water inlet, water inlet are set, through water delivery port and condensed water water outlet
Mouthful.
Wherein, the accumulator tank is provided with water-level gauge.
Wherein, the reverse osmosis unit is also associated with one-level reflux line, the one-level reflux line through water delivery port
It is connected with high-pressure pump water inlet, conductometer and valve is provided with the one-level reflux line.
Wherein, the reverse osmosis unit is also associated with two grades of reflux lines, two grades of reflux lines through water delivery port
It is connected with high-pressure pump water inlet, conductometer, pressure gauge and valve is provided with two grades of reflux lines.
Wherein, the concentrate collecting tank is provided with water-level gauge.
The beneficial effects of the utility model：A kind of electroplating rinse water online recycling device of the present utility model, can be effective
Pure water and heavy metal concentrate are separated, up to more than 97%, washings heavy metal enrichment factor reaches 34 times, a huge sum of money to the reclamation rate of pure water
Category concentrate can return to plating and use, and can reduce the discharge of heavy metal-containing waste water, reduce the cost input that enterprise supplements raw material.
The utility model can start complete equipment on the control panel using PLC system control simultaneously, check the operation feelings of equipment
Condition, it is simple to operate, it is easy to safeguard.
Brief description of the drawings
Utility model is described further using accompanying drawing, but embodiment in accompanying drawing is not constituted to of the present utility model
What is limited, for one of ordinary skill in the art, on the premise of not paying creative work, can also be according to the following drawings
Obtain other accompanying drawings.
Fig. 1 is a kind of schematic flow sheet of electroplating rinse water online recycling device of the present utility model.
Fig. 2 is a kind of part-structure schematic diagram of electroplating rinse water online recycling device of the present utility model.
Reference includes：1 electroplating bath, 2 rinse-systems, 3 reverse osmosis treatment systems, 4 purging systems, 5 clear water accumulator tanks,
6 concentrate collecting tanks, 7 accumulator tanks, 8 delivery pumps, 9 filters, 10 detecting systems, 11 high-pressure pumps, 12 reverse osmosis units, 13 groups
Close filter, 14 combination reverse osmosis units.
Specific embodiment
With the following Examples and accompanying drawing is further described to the utility model.
As depicted in figs. 1 and 2, a kind of electroplating rinse water online recycling device of the present utility model, including electroplating bath 1, drift
Wash system 2, reverse osmosis treatment system 3, purging system 4, clear water accumulator tank 5 and concentrate collecting tank 6, the clear water accumulator tank 5
It is connected with rinse-system 2, the delivery port of the rinse-system 2 is connected with the water inlet of reverse osmosis treatment system 3, the reverse-osmosis treated
System 3 is provided with water purification delivery port and condensed water delivery port, and the water purification delivery port is connected with the water inlet of clear water accumulator tank 5, institute
State condensed water delivery port to be connected with the water inlet of concentrate collecting tank 6, the concentrate collecting tank 6 is connected with electroplating bath 1, it is described clear
Wash system 4 to be connected with reverse osmosis treatment system 3, the reverse osmosis treatment system 3 is provided with the first-stage reverse osmosis system being connected in series
System, two-stage reverse osmosis system and three-level counter-infiltration system.A kind of electroplating rinse water online recycling device of the present utility model, can
Pure water and heavy metal concentrate are efficiently separated, up to more than 97%, washings heavy metal enrichment factor reaches 34 times to the reclamation rate of pure water,
Heavy metal concentrate can return to plating and use, and can reduce the discharge of heavy metal-containing waste water, reduce the cost that enterprise supplements raw material
Input.
Workpiece is electroplated in electroplating bath 1, and workpiece is rinsed into rinse-system 2 after the completion of plating, rinse-system 2
It is three-level countercurrent rinsing, it is 1500-1600L/h that makeup water stream speed is controlled after rinsing, and the concentration of nickel ion is about in washings
750-800mg/L, washings enter pending groove, in washings into filtration system is first passed through in advance before counter-infiltration system, can mistake
Organic matter and particulate matter in filter washings, to ensure the treatment effect of next step counter-infiltration, while can also be risen to permeable membrane
To protective effect.By counter-infiltration system treatment after produce water purification be pipelined to clear water accumulator tank 5 in and produce
Concentration waste water enters in concentrate collecting tank 6, by after the three-level infiltration treatment of reverse osmosis treatment system 3, water purification is obtained effectively
Ground is recycled, and is back to use again in rinse-system 2, and, up to more than 97%, the metal concentration in concentrating spent liquor can for the rate of recovery of water purification
20-30g/L is concentrated to, enrichment factor reaches 34 times, and last concentrate can continue to be used in return electroplating bath 1, realize that waste zero is dirty
Dye, does not have waste water to discharge, and the utility model uses PLC system, can realize automatically controlling, convenient to whole online recycling
The monitoring of device is electrically connected with conductometer, water-level gauge, pressure gauge, high-pressure pump 11 and valve respectively with control, PLC system, conductive
The certain numerical value of meter setting, makes to pass through below numerical value by the conducting value of pipeline, so that the degree of purity of counter-infiltration is controlled,
Water-level gauge and pressure gauge set certain numerical value simultaneously, and next stage counter-infiltration is opened when water level is too high carries out counter-infiltration operation,
Water is allowed to continue cycling through the counter-infiltration for carrying out this grade when water level is too low, when the water level of accumulator tank 7 is full, water-level gauge detects water level
Highly, equipment automatically controls high-pressure pump 11 and valve, and it is anti-that valve opening penetrating fluid flows into next stage in the presence of high-pressure pump 11
Osmosis system.
First-stage reverse osmosis system of the present utility model includes the accumulator tank 7, the delivery pump 8, combined filtering device that are sequentially connected
13rd, detecting system 10, high-pressure pump 11, combination reverse osmosis unit 14, combined filtering device 13 are the activated carbon filtering being arranged in series
Device and PP filters.At first-stage reverse osmosis system reason rinse-system 2 injection rinsing liquid, the impurity of rinsing liquid it is more, it is necessary to
Preliminary purification filtering treatment is carried out, first-stage reverse osmosis system uses combined filtering device 13, it is living with two kinds of filters 9
Property carbon filter can filter out organic matter in rinsing liquid and little particle impurity, then filter out suspension, micro- by PP filters
The impurity such as grain, it can be ensured that reverse osmosis purified water water outlet reaches requirement, while being conducive to rinsing liquid to be combined under high-pressure pump 11 instead
Permeability apparatus 14, in case impurity causes to damage to reverse osmosis unit 12.Combination reverse osmosis unit 14 includes the reverse osmosis being arranged in parallel
Saturating device 12 and the reverse osmosis unit 12 being arranged in series, the condensed water delivery port of the reverse osmosis unit 12 being arranged in parallel with connect
The water inlet connection of the reverse osmosis unit 12 of setting, the reverse osmosis unit 12 being arranged in parallel makes the place of increase first-stage reverse osmosis system
Reason amount, increases wastewater treatment speed, and the reverse osmosis unit 12 that the reverse osmosis unit being arranged in series 12 pairs is arranged in parallel is carried out again
Permeation filtration treatment, increases clean-up effect, and the flow of the one-level water-dialyzing after purification is 1000-1200L/hr, the concentration of metal
It is 20-25mg/L, the flow for flowing into the primary concentration water of two-stage reverse osmosis system is 400-450L/hr, and the concentration of metal is 2-
5g/L。
Wherein, the two-stage reverse osmosis system includes the accumulator tank 7, delivery pump 8, filter 9, the detection system that are sequentially connected
System 10, high-pressure pump 11, the reverse osmosis unit 12 being arranged in series, three-level counter-infiltration system include the accumulator tank 7, the conveying that are sequentially connected
Pump 8, filter 9, detecting system 10, high-pressure pump 11, the reverse osmosis unit 12 that is arranged in series.Two-stage reverse osmosis system, three-level
Counter-infiltration system is similar to one-level osmosis system, and the condensed water delivery port of one-level osmosis system enters water with two-stage reverse osmosis system
Mouth connection, the condensed water delivery port of two-stage reverse osmosis system is connected with the water inlet of three-level counter-infiltration system, by two grades of reverse osmosis
The reverse-osmosis treated of permeable system, obtains two grades of water-dialyzings, two grades of water-dialyzing injected clear water accumulator tanks 75, metal in two grades of water-dialyzings
Concentration be 70-80mg/L, and flow into the metal of the secondary concentration water of three-level counter-infiltration system concentration be 5-10g/L.By
The reverse-osmosis treated of three-level counter-infiltration system, the concentration for obtaining the metal of three-level water-dialyzing is 200-250mg/L, anti-by three-level
The concentration of the metal of the three-level condensed water of osmosis system is 25-30g/L.It is hereby achieved that, by multistage reverse-osmosis treated,
Metal concentration in water purification is substantially reduced, and the metal concentration in concentrate is greatly increased, and realizes the online recycling of heavy metal.
Wherein, the reverse osmosis unit 12 rinse water water inlet, water inlet are set, through water delivery port and condensed water water outlet
Mouthful.Reverse osmosis membrane is provided with reverse osmosis unit 12, reverse osmosis membrane aperture is very small, it is small to molecule rank, common metal ion
It is more much larger than aperture, under pressure cannot be by reverse osmosis membrane, and only pure moisture water energy passes through, so that useless
Water is purified.Reverse osmosis unit 12, can be by purging system 4 to counter-infiltration using needing to carry out clean and maintenance after a period of time
System carries out reverse cleaning, so that convenient safeguarded and maintained to equipment, the service life of extension device.
Wherein, the accumulator tank 7 is provided with water-level gauge, can on the control panel observe the liquid level in accumulator tank 7,
So as to the startup and stopping of the convenient corresponding counter-infiltration system of control.
Wherein, the reverse osmosis unit 12 is also associated with one-level reflux line, the one-level return duct through water delivery port
Road is connected with the water inlet of high-pressure pump 11, and conductometer and valve are provided with the one-level reflux line.Conductometer can be according to pipeline
The concentration of middle metal is detected and is monitored that when the concentration is too high, control valve is opened, and the waste liquid in pipeline is flowed back,
Secondary reverse-osmosis treated is carried out, until concentration is less than certain value.
Wherein, the reverse osmosis unit 12 is also associated with two grades of reflux lines, two grades of return ducts through water delivery port
Road is connected with the water inlet of high-pressure pump 11, and conductometer, pressure gauge and valve are provided with two grades of reflux lines.Series connection simultaneously sets
After the reverse osmosis unit 12 put carries out reverse-osmosis treated to above-mentioned waste liquid, the waste liquid in pipeline can be entered when the concentration is too high
Row backflow, carries out reverse-osmosis treated again, until concentration is less than certain value.
Wherein, the concentrate collecting tank 6 is provided with water-level gauge, can easily observe the content liquid in accumulator tank 7,
So as to the startup and stopping of the convenient corresponding counter-infiltration system of control, the concentrate being easy in accumulator tank 7 carries out returning to plating
Used in groove 1.
Finally it should be noted that above example is only used to illustrate the technical solution of the utility model, rather than to this reality
With the limitation of novel protected scope, although being explained to the utility model with reference to preferred embodiment, this area it is general
It is logical it will be appreciated by the skilled person that can be modified to the technical solution of the utility model or equivalent, without deviating from this
The spirit and scope of utility model technical scheme.
Claims (10)
1. a kind of electroplating rinse water online recycling device, it is characterised in that：Including electroplating bath, rinse-system, reverse-osmosis treated system
System, purging system, clear water accumulator tank and concentrate collecting tank, the clear water accumulator tank are connected with rinse-system, the rinsing system
System delivery port is connected with reverse osmosis treatment system water inlet, and the reverse osmosis treatment system is provided with water purification delivery port and condensed water
Delivery port, the water purification delivery port is connected with clear water accumulator tank water inlet, and the condensed water delivery port enters with concentrate collecting tank
The mouth of a river connects, and the concentrate collecting tank is connected with electroplating bath, and the purging system is connected with reverse osmosis treatment system, described anti-
Osmosis treatment system is provided with first-stage reverse osmosis system, two-stage reverse osmosis system and the three-level counter-infiltration system being connected in series.
2. a kind of electroplating rinse water online recycling device according to claim 1, it is characterised in that：The first-stage reverse osmosis
System includes the accumulator tank, delivery pump, combined filtering device, detecting system, high-pressure pump, the combination reverse osmosis unit that are sequentially connected.
3. a kind of electroplating rinse water online recycling device according to claim 2, it is characterised in that：The combination counter-infiltration
Device include the reverse osmosis unit being arranged in parallel and the reverse osmosis unit being arranged in series, the reverse osmosis unit being arranged in parallel it is dense
Shrink delivery port is connected with the water inlet of the reverse osmosis unit being arranged in series.
4. a kind of electroplating rinse water online recycling device according to claim 2, it is characterised in that：The combination filtering dress
It is set to the active carbon filter and PP filters being arranged in series.
5. a kind of electroplating rinse water online recycling device according to claim 1, it is characterised in that：The two-pass reverse osmosis
System include be sequentially connected accumulator tank, delivery pump, filter, detecting system, high-pressure pump, be arranged in series counter-infiltration dress
Put, three-level counter-infiltration system includes that the accumulator tank being sequentially connected, delivery pump, filter, detecting system, high-pressure pump, series connection set
The reverse osmosis unit put.
6. a kind of electroplating rinse water online recycling device according to claim 3 or 5, it is characterised in that：The counter-infiltration
Device sets rinse water water inlet, water inlet, through water delivery port and condensed water delivery port.
7. a kind of electroplating rinse water online recycling device according to claim 2 or 5, it is characterised in that：The accumulator tank
It is provided with water-level gauge.
8. a kind of electroplating rinse water online recycling device according to claim 6, it is characterised in that：The reverse osmosis unit
One-level reflux line is also associated with through water delivery port, the one-level reflux line is connected with high-pressure pump water inlet, the one-level
Conductometer and valve are provided with reflux line.
9. a kind of electroplating rinse water online recycling device according to claim 8, it is characterised in that：The reverse osmosis unit
Two grades of reflux lines are also associated with through water delivery port, two grades of reflux lines are connected with high-pressure pump water inlet, described two grades
Conductometer, pressure gauge and valve are provided with reflux line.
10. a kind of electroplating rinse water online recycling device according to claim 1, it is characterised in that：The concentrate is received
Collection groove is provided with water-level gauge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621136245.8U CN206188516U (en) | 2016-10-19 | 2016-10-19 | Electroplate online recovery unit of washings |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621136245.8U CN206188516U (en) | 2016-10-19 | 2016-10-19 | Electroplate online recovery unit of washings |
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| Publication Number | Publication Date |
|---|---|
| CN206188516U true CN206188516U (en) | 2017-05-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621136245.8U Active CN206188516U (en) | 2016-10-19 | 2016-10-19 | Electroplate online recovery unit of washings |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106380011A (en) * | 2016-10-19 | 2017-02-08 | 东莞庞思化工机械有限公司 | Nickel aminosulfonate electroplating rinse water online recovery device |
| CN107520190A (en) * | 2017-09-15 | 2017-12-29 | 深圳宇熠诚环保设备有限公司 | Water recycling device and its method are rinsed after anodic oxidation |
| CN111170491A (en) * | 2020-02-27 | 2020-05-19 | 无锡市振华开祥科技有限公司 | Electroplating cleaning water comprehensive recovery system |
-
2016
- 2016-10-19 CN CN201621136245.8U patent/CN206188516U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106380011A (en) * | 2016-10-19 | 2017-02-08 | 东莞庞思化工机械有限公司 | Nickel aminosulfonate electroplating rinse water online recovery device |
| CN107520190A (en) * | 2017-09-15 | 2017-12-29 | 深圳宇熠诚环保设备有限公司 | Water recycling device and its method are rinsed after anodic oxidation |
| CN111170491A (en) * | 2020-02-27 | 2020-05-19 | 无锡市振华开祥科技有限公司 | Electroplating cleaning water comprehensive recovery system |
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