CN203653711U - Device for preparing electrolytic manganese qualified liquid from vanadium precipitation wastewater - Google Patents

Device for preparing electrolytic manganese qualified liquid from vanadium precipitation wastewater Download PDF

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Publication number
CN203653711U
CN203653711U CN201320711100.6U CN201320711100U CN203653711U CN 203653711 U CN203653711 U CN 203653711U CN 201320711100 U CN201320711100 U CN 201320711100U CN 203653711 U CN203653711 U CN 203653711U
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China
Prior art keywords
electrolytic manganese
vanadium wastewater
cylindrical shell
reactor
qualifying liquid
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Expired - Lifetime
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CN201320711100.6U
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Chinese (zh)
Inventor
蒋波
谢虎
周兴
杨东升
王江
张奎
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Panzhihua Pangang Group Design & Research Institute Co ltd
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Design & Research Inst Co Ltd Panzhihua Steel & Iron Group
Pangang Group Engineering Technology Co Ltd
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Abstract

The utility model provides a device for preparing electrolytic manganese qualified liquid from vanadium precipitation wastewater. The device comprises a first-stage reaction kettle, a second-stage reaction kettle, a third-stage reaction kettle, a first filter unit and a second filter unit, wherein each reaction kettle comprises the following components: a cylinder body, a discharge port formed in the bottom of the cylinder body, a supporting seat for supporting the cylinder body, an upper cover, a liquid inlet formed in the upper cover, a solid feed inlet, a pH value measuring port, a temperature measuring port, a sampling port, a stirrer, a drive unit and an acid-resistant and high-temperature-resistant isolation layer; the cylinder body comprises an inverted cone section and a straight cylinder section; the stirrer comprises a stirring shaft and a stirring blade, the other end of the stirring shaft is connected with the drive unit, and the stirring blade extends into the straight cylinder section of the cylinder body; the first-stage reaction kettle comprises a heating unit; the second-stage reaction kettle comprises a compressed air inlet; the electrolytic manganese qualified liquid is prepared by treating the vanadium precipitation wastewater through the first-stage reaction kettle, the first filter unit, the second-stage reaction kettle, the second filter unit and the third-stage reaction kettle.

Description

Vanadium wastewater is prepared electrolytic manganese qualifying liquid device
Technical field
The utility model relates to metallurgical technology field, more particularly, relates to a kind of equipment of being prepared the qualified manganese solution of electrolysis by the vanadium wastewater producing in vanadium oxide cleaner production.
Background technology
Taking vanadium slag as raw material, adopt vanadium oxide process for cleanly preparing (calcification baking-sulfuric acid leaching technique) to produce vanadium oxide product, this Technology has solved the more unmanageable problem of solid waste sodium sulfate of existing production technique (go out-acid ammonium salt of sodium-salt calcination-water logging precipitation technique) leached tailings and wastewater treatment generation, and can realize the recycling of manganese resource.But the current processing mode of vanadium wastewater of this technique generation is to return to leaching operation washing residue after adopting lime neutralization, filtration-adjusting pH, this technology is fairly simple and cost is low, simultaneously effective, but, can produce a large amount of in and gypsum tailings, return sintering and have larger pressure, and in waste water, callable a large amount of manganese resources do not obtain efficient recovery, cause ore utilization ratio low.
Utility model content
For prior art above shortcomings, the purpose of this utility model is to solve the one or more problems that exist in above-mentioned prior art.
For example, one of the utility model object is to provide a kind of recycle device of vanadium wastewater, can prepare electrolytic manganese qualifying liquid by this device.
The utility model provides a kind of vanadium wastewater to prepare electrolytic manganese qualifying liquid device.Described device comprises first step reactor, second stage reactor, third stage reactor, the first filtering unit and the second filtering unit, wherein, described first step reactor is for removing V and the P element of vanadium wastewater, described second stage reactor is for removing colloid, subparticle and the Fe element of vanadium wastewater, and described third stage reactor is for increasing H in vanadium wastewater +overpotential; Described first step reactor, second stage reactor and third stage reactor include with lower component: cylindrical shell, be arranged on the discharge port of cylinder body bottom, for supporting the bearing of cylindrical shell, upper cover, be arranged on the fluid inlet, solid feed inlet, pH gauge hatch, temperature-measuring port and the thief hole that cover, agitator, driver element and be formed on the acid-resistant and anti-high-temperature sealing coat on cylinder inboard wall face and upper interior surface; Described cylindrical shell comprises inverted cone segment and is positioned at the direct tube section of inverted cone segment top; Described detachable upper cover unloads the upper end that is arranged on described direct tube section; Described agitator comprises stir shaft and is arranged on the agitating vane on described stir shaft one end, the other end of described stir shaft is connected with driver element, and described stir shaft can drive blade rotary under drive unit drives, described agitating vane stretches in the direct tube section of cylindrical shell; Described first step reactor also comprises heating unit; Described second stage reactor also comprises the compressed air inlet being arranged on cylindrical shell; Vanadium wastewater obtains electrolytic manganese qualifying liquid after processing through described first step reactor, the first filtering unit, second stage reactor, the second filtering unit and third stage reactor successively.
Prepare an embodiment of electrolytic manganese qualifying liquid device according to vanadium wastewater of the present utility model, described heating unit comprises heating coil in the direct tube section that is arranged on described cylindrical shell, be arranged on the vapour outlet of described cylindrical shell bottom and be arranged on and cover on described or the steam inlet on described cylindrical shell top, the two ends of heating coil be communicated with described steam inlet and described vapour outlet respectively and heating coil on be provided with multiple steam squit holes.
An embodiment who prepares electrolytic manganese qualifying liquid device according to vanadium wastewater of the present utility model, described heating coil is fixed on cylindrical shell by adjustable clip.
An embodiment who prepares electrolytic manganese qualifying liquid device according to vanadium wastewater of the present utility model, described driver element is made up of electric motor, step-down gear and the first shaft coupling, and wherein, step-down gear is connected with electric motor by the first shaft coupling.
Prepare an embodiment of electrolytic manganese qualifying liquid device according to vanadium wastewater of the present utility model, the other end of described stir shaft is connected with described electric motor by the second shaft coupling.
An embodiment who prepares electrolytic manganese qualifying liquid device according to vanadium wastewater of the present utility model, described driver element is connected with described upper cover by flange.
Prepare an embodiment of electrolytic manganese qualifying liquid device according to vanadium wastewater of the present utility model, described acid-resistant and anti-high-temperature sealing coat by multilayer woven glass fabric by epoxy resin bonding formation that superpose.
An embodiment who prepares electrolytic manganese qualifying liquid device according to vanadium wastewater of the present utility model, the diameter of described direct tube section is 1600~1820mm, and the height of described direct tube section is 1000~1250mm, and the height of described inverted cone segment is 200~300mm.
Prepare an embodiment of electrolytic manganese qualifying liquid device according to vanadium wastewater of the present utility model, described device also comprises and is arranged on the manhole covering on described.
An embodiment who prepares electrolytic manganese qualifying liquid device according to vanadium wastewater of the present utility model, described the first filtering unit and the second filtering unit are plate-and-frame filter press.
Compared with prior art, the beneficial effects of the utility model comprise: (1) arranges fiber sealing coat on cylinder inboard wall face He on upper interior surface, is applicable to the recycling of vanadium wastewater; (2) heating coil is arranged in reactor, and on it, has steam squit hole, to make the liquid direct heat exchange of steam directly and in reactor, improve heating efficiency, and heating coil adopts dismountable mode to be fixed, easy access; (3) reactor upper cover all adopts detachable upper cover, facilitates Whole Equipment maintenance and patrols and examines; (4) upper cover is strengthened design, integrated fluid inlet, solid feed inlet, manhole, thermopair interface and PH gauge hatch etc. by ring-type; Adopt vanadium wastewater can be prepared into after device of the present utility model can Direct Electrolysis electrolytic manganese qualifying liquid.
Brief description of the drawings
By the description of carrying out below in conjunction with accompanying drawing, above and other object of the present utility model and feature will become apparent, wherein:
Figure 1A shows the front view of preparing the first step reactor of electrolytic manganese qualifying liquid device according to the vanadium wastewater of the utility model exemplary embodiment.
Figure 1B is the vertical view of Figure 1A.
Fig. 1 C is the vertical view of Figure 1A when driver element is not installed.
Fig. 1 D is the distribution schematic diagram of bearing in Figure 1A.
Fig. 2 A shows the front view of preparing the second stage reactor of electrolytic manganese qualifying liquid device according to the vanadium wastewater of the utility model exemplary embodiment.
Fig. 2 B is the vertical view of Fig. 2 A.
Fig. 2 C is the vertical view of Fig. 2 A when driver element is not installed.
Fig. 2 D is the distribution schematic diagram of bearing in Fig. 2 A.
Fig. 3 A shows the front view of preparing the third stage reactor of electrolytic manganese qualifying liquid device according to the vanadium wastewater of the utility model exemplary embodiment.
Fig. 3 B is the vertical view of Fig. 3 A.
Fig. 3 C is the vertical view of Fig. 3 A when driver element is not installed.
Fig. 3 D is the distribution schematic diagram of bearing in Fig. 3 A.
Description of reference numerals is as follows:
1, cylindrical shell, 2, discharge port, 3, bearing, 4, upper cover, 5, fluid inlet, 6, solid feed inlet, 7, pH gauge hatch, 8, temperature-measuring port, 9, thief hole, 10, manhole, 11, agitator, 12, electric motor, 13, step-down gear, 14, the first shaft coupling, 15, the second shaft coupling, 16, sealing coat, 17, heating coil, 18, steam inlet, 19, vapour outlet, 20, compressed air inlet.
Embodiment
Hereinafter, describe vanadium wastewater of the present utility model in detail in connection with exemplary embodiment and prepare electrolytic manganese qualifying liquid device.
Figure 1A shows the front view of preparing the first step reactor of electrolytic manganese qualifying liquid device according to the vanadium wastewater of the utility model exemplary embodiment.Figure 1B is the vertical view of Figure 1A.Fig. 1 C is the vertical view of Figure 1A when driver element is not installed.Fig. 1 D is the distribution schematic diagram of bearing in Figure 1A.Fig. 2 A shows the front view of preparing the second stage reactor of electrolytic manganese qualifying liquid device according to the vanadium wastewater of the utility model exemplary embodiment.Fig. 2 B is the vertical view of Fig. 2 A.Fig. 2 C is the vertical view while driver element not being installed in Fig. 2 A.Fig. 2 D is the distribution schematic diagram of bearing in Fig. 2 A.Fig. 3 A shows the front view of preparing the third stage reactor of electrolytic manganese qualifying liquid device according to the vanadium wastewater of the utility model exemplary embodiment.Fig. 3 B is the vertical view of Fig. 3 A.Fig. 3 C is the vertical view while driver element not being installed in Fig. 3 A.Fig. 3 D is the distribution schematic diagram of bearing in Fig. 3 A.
Prepare electrolytic manganese qualifying liquid device according to the vanadium wastewater of the utility model exemplary embodiment and comprise first step reactor, second stage reactor, third stage reactor, the first filtering unit and the second filtering unit.
As shown in Figure 1A to Fig. 3 D, first step reactor, second stage reactor and third stage reactor include with lower component: cylindrical shell 1, discharge port 2, bearing 3, upper cover 4, be arranged on the fluid inlet 5, solid feed inlet 6, pH gauge hatch 7, temperature-measuring port 8 and the thief hole 9 that cover, manhole 10, agitator 11, driver element (comprises electric motor 12, step-down gear 13 and the first shaft coupling 14), the second shaft coupling 15, sealing coat 16.
Wherein, discharge port 2 is arranged on the bottom of cylindrical shell 1, and bearing 3 is for supporting cylindrical shell 1.Cylindrical shell 1 is drawn together inverted cone segment and is positioned at the direct tube section of inverted cone segment top.The inverted cone segment of first step reactor and third stage reactor and direct tube section are to make integratedly, the inverted cone segment of second stage reactor is connected by flange with direct tube section, the diameter of the direct tube section of first step reactor is 1600mm, highly for 1206mm, the height of inverted cone segment is 283mm; The diameter of the direct tube section of second stage reactor is 1820mm, highly for 1206mm, the height of inverted cone segment is 258mm; The diameter of the direct tube section of third stage reactor is 1600mm, highly for 1045mm, the height of inverted cone segment is 206mm.
Agitator 11 comprises stir shaft and is arranged on the agitating vane on stir shaft one end, agitating vane stretches in the direct tube section of cylindrical shell, the other end of stir shaft is connected with driver element, and stir shaft can drive blade rotary under drive unit drives, and the material in reactor is played to stirring action.In the present embodiment, agitator 11 is hinged joint open-type turbine type agitator.Driver element is made up of electric motor 12, step-down gear 13 and the first shaft coupling 14, step-down gear is connected with electric motor by the first shaft coupling, the other end of stir shaft is connected with electric motor 12 by the second shaft coupling 15, and driver element is arranged on and covers and be connected with upper cover 4 by flange.
Because device of the present utility model is for vanadium wastewater, and vanadium wastewater has strongly-acid, high warm nature, the more characteristic of impurity, therefore, need on cylinder inboard wall face and upper interior surface, arrange acid-resistant and anti-high-temperature sealing coat, in the present embodiment, sealing coat 16 by multilayer woven glass fabric by epoxy resin bonding formation that superpose.If there is seepage breakage after sealing coat is set, can adopt hand to stick with paste the local spray repair of method, the repair time is short, and expense is low.
Upper cover 4 is removably disposed in the upper end of direct tube section, facilitates Whole Equipment maintenance and patrols and examines, and for example, upper cover 4 can be connected with cylindrical shell by flange.Be arranged on the temperature-measuring port 8 covering as thermopair interface, for measuring the temperature in reactor; After for some time is carried out in the reaction in reactor, sample to judge level of response in reactor by thief hole; PH gauge hatch 7 is for measuring the pH value of material in still; Fluid inlet 5 is that vanadium wastewater is pumped into the entrance in reactor; Solid feed inlet 6 is for adding the reactive material such as cleaner; Manhole 10 overhauls for workman.
The first filtering unit and the second filtering unit do not illustrate in the drawings, and it can adopt any equipment with filteration in prior art, for example, and plate-and-frame filter press.
On the basis of above structure, first step reactor also comprises the heating unit for the vanadium wastewater in cylindrical shell is heated, in the present embodiment, heating unit comprises heating coil 17 in the direct tube section that is arranged on cylindrical shell 1, be arranged on upper cover 4 or the steam inlet 18 on cylindrical shell 1 top and be arranged on the vapour outlet 19 of cylindrical shell 1 bottom, the two ends of heating coil 17 be communicated with steam inlet 18 and vapour outlet 19 respectively and heating coil on be provided with multiple steam squit holes.Heating coil is fixed on cylindrical shell by adjustable clip.Because heating coil is arranged in reactor, and adopt part to open bottoming hole (being steam squit hole), heat exchange reaction efficiency is high, and heating coil is removably mounted in cylindrical shell in addition, when heating coil occurs in obstruction and abnormal reaction situation, can quick-replaceable and maintenance.
Second stage reactor also comprises the compressed air inlet 20 being arranged on cylindrical shell, for pass into pressurized air in reactor.
While using above-mentioned vanadium wastewater to prepare electrolytic manganese qualifying liquid device, first vanadium wastewater is pumped in first step reactor, after pumping in reactor, vanadium wastewater carries out heat exchange with the steam that adds coil pipe ejection, when vanadium wastewater is heated to after 80~95 DEG C, manually add the cleaners such as a certain amount of ferrous sulfate from solid feed inlet, under the conditions such as stirring, insulation, carry out removal of impurities reaction, impurity element V, P separate out with the form of precipitation, and enter into first step removal of impurities slag.In reaction process, by pH value in pH gauge hatch monitoring still, temperature-measuring port monitoring still interior reaction temperature, after reaction certain hour (about 1h), V, P index from thief hole monitoring waste water, when detecting that V, P in first order reaction still are all down to after prescribed limits (< 10mg/L), it is qualified to judge, discharge vanadium wastewater from discharge port, and will after the vanadium wastewater after the removal of impurities of first step reactor is delivered to the first plate-and-frame filter press press filtration, obtain the first filtrate.
Described the first filtrate is pumped in the reactor of the second stage, add gac to remove colloid and the subparticle in the first filtrate, and pass into the not oxidized Fe of pressurized air 2+be oxidized to Fe 3+, and obtain the second filtrate through the second plate-and-frame filter press press filtration.
Described the second filtrate is pumped in third stage reactor, by chemical reaction, the Mn ionic hydration state in the second filtrate is changed, obtain can Direct Electrolysis electrolytic manganese qualifying liquid, particularly, can add stablizer to increase H +overpotential, be beneficial to Mn2 +electric discharge, obtain electrolytic manganese qualifying liquid.
Can find out, adopt after device of the present utility model, vanadium wastewater has obtained electrolytic manganese qualifying liquid after processing through first step reactor, the first filtering unit, second stage reactor, the second filtering unit and third stage reactor successively.
In sum, the utlity model has following advantage: (1) arranges fiber sealing coat on the cylinder inboard wall face of reactor He on upper interior surface, is applicable to the recycling of vanadium wastewater; (2) heating coil is arranged in first step reactor, and on it, has steam squit hole, to make the liquid direct heat exchange of steam directly and in reactor, improve heating efficiency, and heating coil adopts dismountable mode to be fixed, easy access; (3) reactor upper cover all adopts detachable upper cover, facilitates Whole Equipment maintenance and patrols and examines; (4) upper cover is strengthened design, integrated fluid inlet, solid feed inlet, manhole, thermopair interface and PH gauge hatch etc. by ring-type.Device of the present utility model is applicable to the recycling of vanadium wastewater.
Although above by having described the utility model in conjunction with exemplary embodiment, but those skilled in the art should be clear, in the case of not departing from the spirit and scope that claim limits, can carry out various amendments and change to exemplary embodiment of the present utility model.

Claims (10)

1. vanadium wastewater is prepared an electrolytic manganese qualifying liquid device, it is characterized in that, described device comprises first step reactor, second stage reactor, third stage reactor, the first filtering unit and the second filtering unit, wherein,
Described first step reactor is for removing V and the P element of vanadium wastewater, and described second stage reactor is for removing colloid, subparticle and the Fe element of vanadium wastewater, and described third stage reactor is for increasing H in vanadium wastewater +overpotential; Described first step reactor, second stage reactor and third stage reactor include with lower component: cylindrical shell, be arranged on the discharge port of cylinder body bottom, for supporting the bearing of cylindrical shell, upper cover, be arranged on the fluid inlet, solid feed inlet, pH gauge hatch, temperature-measuring port and the thief hole that cover, agitator, driver element and be formed on the acid-resistant and anti-high-temperature sealing coat on cylinder inboard wall face and upper interior surface; Described cylindrical shell comprises inverted cone segment and is positioned at the direct tube section of inverted cone segment top; Described detachable upper cover unloads the upper end that is arranged on described direct tube section; Described agitator comprises stir shaft and is arranged on the agitating vane on described stir shaft one end, the other end of described stir shaft is connected with driver element, and described stir shaft can drive blade rotary under drive unit drives, described agitating vane stretches in the direct tube section of cylindrical shell;
Described first step reactor also comprises heating unit;
Described second stage reactor also comprises the compressed air inlet being arranged on cylindrical shell;
Vanadium wastewater obtains electrolytic manganese qualifying liquid after processing through described first step reactor, the first filtering unit, second stage reactor, the second filtering unit and third stage reactor successively.
2. vanadium wastewater according to claim 1 is prepared electrolytic manganese qualifying liquid device, it is characterized in that, described heating unit comprises heating coil in the direct tube section that is arranged on described cylindrical shell, be arranged on the vapour outlet of described cylindrical shell bottom and be arranged on and cover on described or the steam inlet on described cylindrical shell top, the two ends of heating coil be communicated with described steam inlet and described vapour outlet respectively and heating coil on be provided with multiple steam squit holes.
3. vanadium wastewater according to claim 2 is prepared electrolytic manganese qualifying liquid device, it is characterized in that, described heating coil is fixed on cylindrical shell by adjustable clip.
4. vanadium wastewater according to claim 1 is prepared electrolytic manganese qualifying liquid device, it is characterized in that, described driver element is made up of electric motor, step-down gear and the first shaft coupling, and wherein, step-down gear is connected with electric motor by the first shaft coupling.
5. vanadium wastewater according to claim 4 is prepared electrolytic manganese qualifying liquid device, it is characterized in that, the other end of described stir shaft is connected with described electric motor by the second shaft coupling.
6. vanadium wastewater according to claim 4 is prepared electrolytic manganese qualifying liquid device, it is characterized in that, described driver element is connected with described upper cover by flange.
7. vanadium wastewater according to claim 1 is prepared electrolytic manganese qualifying liquid device, it is characterized in that, described acid-resistant and anti-high-temperature sealing coat by multilayer woven glass fabric by epoxy resin bonding formation that superpose.
8. vanadium wastewater according to claim 1 is prepared electrolytic manganese qualifying liquid device, it is characterized in that, the diameter of described direct tube section is 1600~1820mm, and the height of described direct tube section is 1000~1250mm, and the height of described inverted cone segment is 200~300mm.
9. vanadium wastewater according to claim 1 is prepared electrolytic manganese qualifying liquid device, it is characterized in that, described device also comprises and is arranged on the manhole covering on described.
10. vanadium wastewater according to claim 1 is prepared electrolytic manganese qualifying liquid device, it is characterized in that, described the first filtering unit and described the second filtering unit are plate-and-frame filter press.
CN201320711100.6U 2013-11-12 2013-11-12 Device for preparing electrolytic manganese qualified liquid from vanadium precipitation wastewater Expired - Lifetime CN203653711U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104150650A (en) * 2014-08-15 2014-11-19 攀钢集团工程技术有限公司 Method for electrochemically treating vanadium oxide production process wastewater

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104150650A (en) * 2014-08-15 2014-11-19 攀钢集团工程技术有限公司 Method for electrochemically treating vanadium oxide production process wastewater

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C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20160206

Address after: 617000 East Street, Panzhihua, Sichuan, No. 108

Patentee after: PANZHIHUA PANGANG GROUP DESIGN & RESEARCH INSTITUTE Co.,Ltd.

Address before: 617000 Jiangnan Road, Panzhihua City, Sichuan Province, China, two

Patentee before: PANGANG GROUP ENGINEERING TECHNOLOGY Co.,Ltd.

Patentee before: PANZHIHUA PANGANG GROUP DESIGN & RESEARCH INSTITUTE Co.,Ltd.

CX01 Expiry of patent term

Granted publication date: 20140618

CX01 Expiry of patent term