CN213792222U - Centrifugal separation device for treating electroplating waste liquid - Google Patents
Centrifugal separation device for treating electroplating waste liquid Download PDFInfo
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- CN213792222U CN213792222U CN202022488703.7U CN202022488703U CN213792222U CN 213792222 U CN213792222 U CN 213792222U CN 202022488703 U CN202022488703 U CN 202022488703U CN 213792222 U CN213792222 U CN 213792222U
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Abstract
The utility model relates to an electroplating effluent treatment field specifically discloses a centrifugal separation device for electroplating effluent treatment, including centrifuge, centrifuge's below is installed and is subsided the housing, the one end of subsiding the housing is provided with the agitator tank, the internally mounted of agitator tank has the interior intermediate layer, and the last surface mounting of agitator tank has agitator motor, agitator motor's lower extreme is located interior interbedded internally mounted and has the puddler, the below of puddler is located interior interbedded internally mounted and is intercepted the otter board, interior interbedded bottom is run through and is installed the reposition of redundant personnel mouth of pipe. The stirring motor is used for driving the stirring rod to stir, so that the additive and the wastewater are fully reacted, the heavy metal is separated in a form of hydroxide precipitation insoluble in water, the precipitate is intercepted by the intercepting screen plate, and the ions in the reaction solution are ensured to be precipitated by component reaction before separation by filtering the intercepted suspension and then using a centrifugal separation mode.
Description
Technical Field
The utility model relates to an electroplating effluent treatment field specifically is a centrifugal separation device for electroplating effluent treatment.
Background
The waste water and liquid from electroplating plants contain a large amount of metal ions such as: chromium, nickel, cyanogen, acid and alkali, generally contains organic additives, some metal ions exist in a simple cation form, some metal ions exist in an acid radical anion form, some metal ions exist in a complex ion form, the electroplating wastewater treatment is performed by chemical methods such as a neutralization precipitation method, a neutralization coagulation precipitation method, an oxidation method, a reduction method, a barium salt method, a ferrite method and the like, the chemical method is simple in equipment, low in investment and wide in application, but sludge is usually left to be further treated.
However, in the case of centrifuging the plating waste liquid on the market, the additive is often placed directly in the waste liquid, and the mixed solution is placed in a centrifuge for centrifugation, which tends to cause a poor centrifugation effect. Accordingly, a centrifugal separation apparatus for treating an electroplating effluent is provided by those skilled in the art to solve the problems set forth in the background art described above.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a centrifugal separation device for electroplating effluent handles to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a centrifugal separation device for electroplating effluent handles, includes centrifuge, centrifuge's below is installed and is subsided the housing, the one end of subsiding the housing is provided with the agitator tank, the internally mounted of agitator tank has the interior intermediate layer, and the last surface mounting of agitator tank has agitator motor, agitator motor's lower extreme is located the internally mounted of interior intermediate layer has the puddler, the below of puddler is located the internally mounted of interior intermediate layer and is intercepted the otter board, the reposition of redundant personnel mouth of pipe is run through to the bottom of interior intermediate layer and installs, install the feed inlet between agitator tank and the subside housing, one side of agitator motor is located the last surface mounting of agitator tank and has the plating solution filling opening, the last surface mounting that one side of plating solution filling opening is located the agitator tank has the additive filling opening.
As a further aspect of the present invention: the electroplating liquid injection port and the additive injection port are communicated with the stirring tank, and the shunt pipe orifice is communicated with the inner interlayer.
As a further aspect of the present invention: the stirring rod is in through connection with the stirring motor, and the feeding hole is in through connection with the sedimentation housing.
As a further aspect of the present invention: the internal mounting of subsiding the housing has spiral pusher, spiral pusher's surface is provided with the branch material mouth, one side below of centrifuge is provided with the solid phase and collects the storehouse, and centrifuge's opposite side below is provided with the liquid phase and collects the storehouse, the outside of spiral pusher is located centrifuge's internally mounted and has the rotary drum.
As a further aspect of the present invention: the material distributing port is in through connection with the spiral material pusher, and the liquid-phase collecting bin and the solid-phase collecting bin are both in through connection with the centrifuge.
As a further aspect of the present invention: and one end of the spiral pusher is positioned on the outer side of the centrifugal machine and is provided with a differential mechanism, and the outer side of the differential mechanism is provided with a centrifugal motor.
As a further aspect of the present invention: the differential mechanism is rotationally connected with the spiral material pusher, and a rotating shaft is connected between the centrifugal motor and the differential mechanism.
Compared with the prior art, the beneficial effects of the utility model are that: the device main part that sets up reacts through utilizing additive and waste liquid earlier, thereby guarantee the efficiency of getting rid of to inside heavy metal ion, simultaneously can avoid in the solution when the centrifugation unable effect of ensureing centrifugal separation when impurity is more, when using, utilize agitator motor to drive the puddler and stir, thereby make additive and waste water fully react, the heavy metal that contains in electroplating effluent carries out neutralization reaction after alkaline additive gets into, make heavy metal generate insoluble hydroxide precipitation form and separate, the interception of sediment through the interception otter board, thereby stop in interbedded inside, the suspension through filtering the interception recycles centrifugal separation's mode and can ensure that the ion in the reaction solution just is reacted by the composition before the separation and ends, thereby the efficiency of separation has been guaranteed.
Drawings
FIG. 1 is a schematic view showing a centrifugal separator for treating an electroplating effluent;
FIG. 2 is a schematic view showing the internal structure of a stirring tank in a centrifugal separation apparatus for treating an electroplating waste liquid;
FIG. 3 is a schematic diagram showing an internal structure of a centrifuge of a centrifugal separator for treating an electroplating effluent.
In the figure: 1. a centrifuge; 2. settling and enclosuring; 3. a stirring tank; 4. a stirring motor; 5. an electroplating liquid injection port; 6. a feed inlet; 7. a differential mechanism; 8. a centrifugal motor; 9. an additive injection port; 101. a screw pusher; 102. a material distributing port; 103. a liquid phase collection bin; 104. a solid phase collection bin; 105. a drum; 301. an inner interlayer; 302. a shunt pipe orifice; 303. intercepting a screen plate; 401. a stirring rod.
Detailed Description
Referring to fig. 1-3, in an embodiment of the present invention, a centrifugal separation apparatus for treating electroplating waste liquid includes a centrifuge 1, a sedimentation housing 2 is installed below the centrifuge 1, a stirring tank 3 is installed at one end of the sedimentation housing 2, an inner interlayer 301 is installed inside the stirring tank 3, and agitator tank 3's upper surface mounting has agitator motor 4, agitator motor 4's lower extreme is located the internally mounted of interior intermediate layer 301 has puddler 401, the internally mounted that is located interior intermediate layer 301 of puddler 401 has interception otter board 303, the bottom of interior intermediate layer 301 runs through to be installed and shunts mouth of pipe 302, install feed inlet 6 between agitator tank 3 and the settlement housing 2, one side of agitator motor 4 is located the upper surface mounting of agitator tank 3 and has plating solution filling opening 5, one side of plating solution filling opening 5 is located the upper surface mounting of agitator tank 3 and has additive filling opening 9.
In fig. 1, 2, 3: the electroplating solution injection port 5 and the additive injection port 9 are communicated with the stirring tank 3, the shunt pipe port 302 is communicated with the inner interlayer 301, the stirring rod 401 is communicated with the stirring motor 4, the feed port 6 is communicated with the sedimentation housing 2, the spiral pusher 101 is arranged in the sedimentation housing 2, the outer surface of the spiral pusher 101 is provided with the material distribution port 102, the solid phase collection bin 104 is arranged below one side of the centrifuge 1, the liquid phase collection bin 103 is arranged below the other side of the centrifuge 1, the rotary drum 105 is arranged in the centrifuge 1 outside the spiral pusher 101, the material distribution port 102 is communicated with the spiral pusher 101, the liquid phase collection bin 103 and the solid phase collection bin 104 are communicated with the centrifuge 1, the differential 7 is arranged at one end of the spiral pusher 101 outside the centrifuge 1, the centrifugal motor 8 is arranged outside the differential 7, and the differential 7 is rotatably connected with the spiral pusher 101, a rotating shaft is connected between the centrifugal motor 8 and the differential 7.
In fig. 3: the spiral pusher 101 and the rotary drum 105 have different rotating speeds and have relative motion, the sludge of the solid ring layer is slowly pushed to one end of the rotary drum 105 by the relative motion of the spiral pusher 101 and the rotary drum 105, the sludge is pushed to the solid phase collection bin 104 through the blades on the spiral pusher 101 to be collected and discharged from a slag discharge port, and the liquid phase is collected in the liquid phase collection bin 103.
In fig. 1, 2: can add electroplating waste liquid to the inside of interior intermediate layer 301 through plating solution injection port 5, utilize additive injection port 9 to pour into the additive into the inside of interior intermediate layer 301 simultaneously again, utilize agitator motor 4 to drive puddler 401 simultaneously and stir to make additive and waste water fully react.
The utility model discloses a theory of operation is: when the device is used, electroplating waste liquid can be added into the inner interlayer 301 through the electroplating liquid injection port 5, then an additive is injected into the inner interlayer 301 through the additive injection port 9, meanwhile, the stirring rod 401 is driven by the stirring motor 4 to stir, so that the additive and the waste water fully react, heavy metals contained in the electroplating waste water are subjected to neutralization reaction after the alkaline additive enters, the heavy metals are separated in a water-insoluble hydroxide precipitation mode, precipitates are intercepted through the intercepting screen plate 303 and then stay in the inner interlayer 301, the mixed solution of the waste water and the additive after the reaction flows into a gap between the stirring tank 3 and the inner interlayer 301 through the shunt pipe opening 302 and then is transmitted into the material distribution port 102 through the material inlet 6, and after the solution to be separated is sent into the sedimentation cover shell 2 through the hollow rotating shaft in the middle of the spiral material pusher 101, under the action of centrifugal force generated by high-speed rotation of the spiral pusher 101 driven by the centrifugal motor 8, the solid particles with density higher than that of a liquid phase are thrown into a cavity of the rotary drum 105 immediately, the rotary drum 105 rotating at high speed generates strong centrifugal force to throw and stick the solid particles on the inner wall of the rotary drum 105 to form a solid layer, water only can form a liquid layer, called a liquid ring layer, on the inner side of the solid ring layer due to the fact that the density of the solid particles is lower and the centrifugal force is lower, the solid layer and the liquid ring layer are pushed to one end of the rotary drum 105 slowly by the relative motion of the spiral pusher 101 and the rotary drum 105 due to the fact that the rotating speeds of the spiral pusher 101 and the rotary drum 105 are different, the sludge is pushed to the solid phase collection bin 104 through blades on the spiral pusher 101 to be collected and discharged from a slag discharge port, and the liquid phase is collected in the liquid phase collection bin 103.
The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides a centrifugal separation device for electroplating effluent handles, includes centrifuge (1), its characterized in that, centrifuge (1)'s below is installed and is subsided housing (2), the one end of subsiding housing (2) is provided with agitator tank (3), the internally mounted of agitator tank (3) has interior intermediate layer (301), and the last surface mounting of agitator tank (3) has agitator motor (4), the internally mounted that the lower extreme of agitator motor (4) is located interior intermediate layer (301) has puddler (401), the internally mounted that the below position of puddler (401) is located interior intermediate layer (301) has interception otter board (303), the bottom of interior intermediate layer (301) is run through and is installed reposition of redundant personnel mouth of pipe (302), install feed inlet (6) between agitator tank (3) and the subside housing (2), the upper surface mounting that one side of agitator motor (4) is located agitator tank (3) has plating solution filling opening (5), and an additive injection port (9) is arranged on one side of the electroplating solution injection port (5) and positioned on the upper surface of the stirring tank (3).
2. The centrifugal separation device for treating electroplating waste liquid according to claim 1, wherein the plating solution injection port (5) and the additive injection port (9) are both connected with the stirring tank (3) in a penetrating manner, and the shunt pipe orifice (302) is connected with the inner interlayer (301) in a penetrating manner.
3. The centrifugal separation device for treating electroplating waste liquid according to claim 1, wherein the stirring rod (401) is communicated with the stirring motor (4), and the feed inlet (6) is communicated with the sedimentation housing (2).
4. The centrifugal separation device for electroplating waste liquid treatment according to claim 1, wherein a spiral pusher (101) is installed inside the sedimentation housing (2), a material distribution port (102) is arranged on the outer surface of the spiral pusher (101), a solid phase collection bin (104) is arranged below one side of the centrifuge (1), a liquid phase collection bin (103) is arranged below the other side of the centrifuge (1), and a rotary drum (105) is installed inside the centrifuge (1) and located outside the spiral pusher (101).
5. The centrifugal separation device for treating electroplating waste liquid according to claim 4, wherein the material distribution port (102) is communicated with the spiral pusher (101), and the liquid phase collection bin (103) and the solid phase collection bin (104) are communicated with the centrifuge (1).
6. The centrifugal separation device for electroplating effluent treatment according to claim 4, wherein one end of the spiral pusher (101) is provided with a differential (7) at the outer side of the centrifuge (1), and the outer side of the differential (7) is provided with a centrifugal motor (8).
7. The centrifugal separation device for electroplating effluent treatment according to claim 6, wherein the differential (7) is rotatably connected with the screw pusher (101), and a rotating shaft is connected between the centrifugal motor (8) and the differential (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022488703.7U CN213792222U (en) | 2020-11-02 | 2020-11-02 | Centrifugal separation device for treating electroplating waste liquid |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022488703.7U CN213792222U (en) | 2020-11-02 | 2020-11-02 | Centrifugal separation device for treating electroplating waste liquid |
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| CN213792222U true CN213792222U (en) | 2021-07-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114853210A (en) * | 2022-04-30 | 2022-08-05 | 美图（福建）铝业有限公司 | Treatment liquid and treatment process for aluminum product production wastewater |
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- 2020-11-02 CN CN202022488703.7U patent/CN213792222U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114853210A (en) * | 2022-04-30 | 2022-08-05 | 美图（福建）铝业有限公司 | Treatment liquid and treatment process for aluminum product production wastewater |
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