CN208244695U - One kind being stirred to react device - Google Patents

Abstract

The utility model is stirred to react device, belongs to chemical equipment technical field.Including reaction kettle；The reaction kettle includes gas outlet, motor and agitating shaft, agitating paddle, air duct, side port and/or lower outlet；The gas outlet is located at the top of reaction kettle, and agitating shaft protrudes into reaction kettle, and motor is located at the top of agitating shaft except reaction kettle, and agitating paddle is located at the bottom of agitating shaft；The lower outlet is located at the bottom of reaction kettle, and the side port is located at the bottom of reaction kettle side；Reaction kettle lower part is protruded at the top and/or side of the air duct autoreaction kettle；There is air outlet slit in the bottom end of air duct.The utility model has structure simple, securely and reliably, it is easy to adjust, the advantages that high production efficiency, especially suitable for containing high value element iron hydroxide based raw material by raw material preparation of iron-based waste material, it is advantageously implemented the industrialized production containing high value element iron hydroxide based raw material and stablizes and improve its quality.

Description

One kind being stirred to react device

Technical field

The utility model relates to one kind to be stirred to react device.Belong to chemical equipment technical field.

Background technique

In rare earth metal and its alloy production, electrolysis is common production method.The electricity of rare earth metal and its alloy production Temperature is solved usually at about 900 DEG C or more.

Date of publication is on December 24th, 2014, and publication No. is CN104232905A entitled " a kind of to contain high value element It is disclosed in the Chinese patent application of iron hydroxide based raw material and application thereof " " a kind of to contain high value element iron hydroxide base Material and application thereof.Belong to resource reclaim recycling and technical field of wet metallurgy.It is described to contain high value element iron hydroxide Based raw material is mainly made of the hydroxide of iron, high value element compound, flammable organic matter.Wherein iron 3.5- based on the element 45wt%, high value element are 2-32wt% the sum of in terms of oxide, Y (Fe³⁺)/TFe >=54.47wt%, the combustibility have Machine object in terms of C≤6.5wt%, the iron hydroxide based raw material not spontaneous combustion at≤200 DEG C " technical solution, achieve " present invention Product in powdery or easily crush agglomerate, have many advantages, such as it is homogeneous, be not easy spontaneous combustion, be easy to use, safe.It eliminates iron-based useless Expect the fire hazard in transport, handling, storage and production process, realizes safety in production.Each high value element dissolution when use Rate is high, and various elements can be prepared into different product, realize maximally utilizing for resource, is conducive to the development of circular economy " technology Effect.But process units and its structure used in the patent application is undisclosed.

Date of publication is on October 15th, 2008, and publication No. is CN 101285118A entitled " raw for difficult leaching gold sulfide ore Disclosed in the Chinese patent application of the reactor of object oxidation " " it is a kind of for the difficult reactor for soaking gold sulfide ore biological oxidation, contain There are upper cover, cylinder, cooling jacket, Helmholtz coil, blender, lower head, gas distributor, sieve plate, liquid circulating pipe Road；Cylinder is divided into magnetic and stablizes reaction zone and gas saturation region by sieve plate；Three-bladed propeller blender, logical is equipped in gas saturation region Tracheae and gas distributor；The liquid circulation lines being placed in except cylinder are equipped on upper cover and lower head, on circulating line Mouth, valve and fluid pump is added equipped with microbial liquid culture medium；Helmholtz coil is one-dimensional Helmholtz coil, and setting exists The outside of cooling jacket, the axial magnetic field that intensity is adjusted can generate magnetic to the magnetosensitive mineral grain in the stable reaction zone of magnetic Stabilization " technical solution, achieving " can strengthen mass transfer and heat transfer, reduce energy consumption, optimization microorganism growing environment, improve mine Object oxidation rate soaks the biological oxidation of gold sulfide ore for hardly possible, it can be achieved that continuous operation " technical effect.The skill of the patent application Art scheme is excessively complicated.

Utility model content

In view of the drawbacks of the prior art, the utility model provides one kind and is stirred to react device, adopts the following technical scheme that

One kind being stirred to react device, including reaction kettle 1；The reaction kettle 1 includes gas outlet 14, blender, air duct 13, side port 18 and/or lower outlet 19；The gas outlet 14 is located at the top of reaction kettle 1；The blender includes 12 He of motor Agitating shaft 121, agitating paddle 122, the agitating shaft 121 protrude into reaction kettle 1, and motor 12 is located at agitating shaft except reaction kettle 1 121 top, agitating paddle 122 are located at the bottom of agitating shaft 121；The lower outlet 19 is located at the bottom of reaction kettle 1, the side port 18 are located on lower outlet 19；1 lower part of reaction kettle is protruded at the top and/or side of the 13 autoreaction kettle 1 of air duct；In sky There is air outlet slit in the bottom end in gas channel 13.

One of the utility model optimal technical scheme further includes air sparger 16, and the air sparger 16 is connected to The air outlet slit of 13 bottom end of air duct.

The air outlet slit 161 of the another optimal technical scheme of the utility model, the air sparger 16 is coupled ceramic capillary Air stone.

The another optimal technical scheme of the utility model, the part that the air duct 13 protrudes into reaction kettle 1 includes overhead Gas channel 131 and lower air duct 133, the upper air passage 131 are located at the top in reaction kettle 1, the lower air duct 133 are located at the lower part in reaction kettle 1, are detachably connected between upper air passage 131 and lower air duct 133.

The another optimal technical scheme of the utility model further includes flushing pipe 11, and the flushing pipe 11 is connected in parallel on air duct On 13.

The another optimal technical scheme of the utility model further includes clarifier 2, and the clarifier 2 is linked to gas outlet 14.

The another optimal technical scheme of the utility model further includes pump 3, and the outlet of the pump 3 and side port 18 link.

The another optimal technical scheme of the utility model further includes drier 5.

The another optimal technical scheme of the utility model, the drier 5 have the working face of carrying object.

The another optimal technical scheme of the utility model, the drier 5 include heating or heat preservation zone, the heating or heat preservation Section has the cover 51 of the cover heating or heat preservation zone.

The another optimal technical scheme of the utility model, the drier 5 include roller 53, and the roller 53 is located at drier 5 upper surface constitutes the working face of carrying object.

The working face of the another optimal technical scheme of the utility model, the drier 5 is arranged in closed loop.

The another optimal technical scheme of the utility model, the drier 5 further include include discharger, the discharger is located at After heating or soaking zone.

The another optimal technical scheme of the utility model, the agitating shaft 121 are hollow shaft, and the top of the hollow axial wall has Venthole is arranged at through-hole 120, the lower part of hollow axial wall, and the internal cavities that hollow axial wall surrounds become air duct 13.

The another optimal technical scheme of the utility model, the reaction kettle 1 work when its interior material stirring reynolds number Re >= 2000。

The another optimal technical scheme of the utility model, the reaction kettle 1 work when its interior material stirring reynolds number Re >= 10000。

The advantages that the utility model has structure simple, securely and reliably, easy to adjust, high production efficiency, especially suitable for Contain high value element iron hydroxide based raw material by raw material preparation of iron-based waste material, is advantageously implemented containing high value element hydrogen The industrialized production of iron oxide based raw material and stable its quality of raising.Contain high value element hydrogen using the utility model preparation Iron oxide based raw material ingredient is uniform.

Detailed description of the invention

Fig. 1 is embodiment 1-10 schematic diagram.

Fig. 2 is 2 schematic diagram of embodiment.

Fig. 3 is embodiment 8-10 schematic diagram.

Specific embodiment

Embodiment 1

Referring to Fig. 1.

Preparation is stirred to react device containing high value element iron hydroxide based raw material, by reaction kettle 1, pallet 4, valve 62, valve 64 and necessary pipeline composition.1 open top of reaction kettle, bottom is cone；With blender, single ventilation Pipe 13, lower outlet 19 and thermometer 15.The blender includes motor 12 and agitating shaft 121, agitating paddle 122.The stirring 121 autoreaction kettle of axis, 1 open top protrudes into the cone of 1 bottom of reaction kettle.Motor 12 is located at agitating shaft except reaction kettle 1 121 top, agitating paddle 122 are located at the bottom of agitating shaft 121；Agitating paddle is driven by agitating shaft 121 when motor 12 rotates 122 rotations.The lower outlet 19 is located at the bottom end of 1 cone of reaction kettle, is coupled valve 64 behind lower outlet 19.The snorkel 13 wraps Snorkel 131 and lower snorkel 133 are included, the opening at 1 top of autoreaction kettle extends to 1 lower part of reaction kettle.The upper snorkel 131 Top in reaction kettle 1, the lower snorkel 133 are located at the lower part in reaction kettle 1, upper snorkel 131 and lower snorkel Screw thread or flanged joint are used between 133.The upper snorkel 131 is equipped with valve 62, and the bottom end opening of lower snorkel 133 is sky Gas outlet.The thermometer 15 is located at the side wall of reaction kettle 1.The pallet 4 is located at except reaction kettle 1.

It is described to be made containing high value element iron hydroxide based raw material by iron-based waste material for raw material.The iron-based waste material is main Clast, leftover pieces, the slag unavoidably generated in production and use by the ferrous alloy material that iron, high value element form The material composition containing high value element such as material, mud material, defect ware.Iron and high value element in the iron-based waste material is main In simple substance and/or alloy state；High value element in the iron-based waste material includes the elements such as rare earth, cobalt, nickel, titanium, copper, manganese, zinc At least one of.

When work, iron-based waste material and 1 top opening of electrolyte solution autoreaction kettle are separately added into reaction kettle 1, will be lower logical The air outlet slit of 133 bottom end of tracheae submerges.Excessive air passes sequentially through valve 62 from snorkel 13, upper snorkel 131, lower logical Tracheae 133 and its air outlet slit of bottom end are mixed with the material in reaction kettle 1 under stiring, are finally prepared into iron-based waste material and are contained There is high value element iron hydroxide based raw material.(the Re=ρ ND of stirring reynolds number Re ≈ 40000 of material in reaction kettle 1²/ μ, in formula ρ is fluid density, and N is revolving speed, and D is diameter of stirring paddle, and μ is viscosity, similarly hereinafter), stirring violent at this time newly will be generated and be covered Oxidation product on iron-based waste granules surface is removed in time, is exposed not oxidized fresh surface, is accelerated iron-based waste material The speed being oxidized；The Fe (OH) in oxidation product being stripped simultaneously₂Or Fe²⁺It is filled with vigorous stirring with the oxygen in air Tap touching, is oxidized to rapidly Fe (OH) 3.Reaction temperature can be grasped by thermometer 15 in reaction process.It is anti-after 2-4 hours It should finish, Open valve 64 puts the material in place in reaction kettle 1 to being dried and cool down in pallet 4 or slot 4.At this time may be used Lower snorkel 133 to be taken out to the air outlet slit 161 or the lower snorkel 133 of replacement of clearing up its bottom end.Excessive air is on the one hand Guarantee has enough oxygen to participate in reaction；It on the other hand can be inflammable and explosive with the hydrogen that reacts release in diluting reaction kettle 1 etc. Gas prevents inflammable and explosive mixture, guarantees safety in production.

Embodiment 2

Referring to Fig. 1, Fig. 2.

Preparation is stirred to react device containing high value element iron hydroxide based raw material.

The present embodiment is substantially same as Example 1, the difference is that increasing rotary kiln (not shown) With pump 3, and by single snorkel 13 increase be 4, increased separately 1 air sparger 16 after each lower snorkel 133. The air sparger 16 is made of round tube closed at both ends, and shape is in 1/4 circular arc, and plane when installation where circular arc is in substantially Horizontal plane；Several apertures 161 are provided in the bottom side tube wall of air sparger 16, the diameter of the aperture 161 is less than snorkel The 1/2 of 13 diameters.The import of the pump 3 is linked in after valve 64.Pallet 4 is eliminated simultaneously.

When work, air passes sequentially through valve 62, upper snorkel 131, lower snorkel 133, air distribution from snorkel 13 Device 16 and aperture 161 are mixed with the material in reaction kettle 1 under stiring.Since the diameter of aperture 161 is less than 13 diameter of snorkel 1/2, at this time the air bulb diameter in 1 material of reaction kettle compared to embodiment 1 air bubble it is smaller, the area of air bubble is bigger, Faster, reaction efficiency is higher for the speed that iron-based waste material is oxidized.End of reaction, Open valve 64 simultaneously starts pump 3, by reaction kettle 1 Interior material, which is transported to, is dried in farther away rotary kiln or directly recycles high value element therein.

Embodiment 3

Referring to Fig. 1.

Preparation is stirred to react device containing high value element iron hydroxide based raw material, by reaction kettle 1, spiral-plate heat exchanger 2, pump 3, valve 61, valve 62, valve 63, valve 64, valve 66 and necessary pipeline composition.The reaction kettle 1 has lid will be anti- The top of kettle 1 is answered to seal, bottom is cone；With blender, snorkel 13, gas outlet 14, ceramic air stone 17, side port 18, Lower outlet 19 and thermometer 15.The blender includes two-speed motor 12 and agitating shaft 121, agitating paddle 122.The agitating shaft 121 centers for passing through 1 top cover of reaction kettle are protruded into the cone of 1 bottom of reaction kettle, between the lid and agitating shaft 121 of reaction kettle 1 There is seal member (not shown).The two-speed motor 12 is located at the top of agitating shaft 121 except reaction kettle 1, agitating paddle 122 are located at the bottom of agitating shaft 121；Agitating paddle 122 is driven to rotate by agitating shaft 121 when two-speed motor 12 rotates.It is described Side port 18 is located at 1 cone top of reaction kettle, is linked to the outlet of pump 3.There is valve 63 between side port 18 and the outlet for pumping 3.Institute The bottom end that lower outlet 19 is located at 1 cone of reaction kettle is stated, the import of pump 3 is linked in.There is valve between lower outlet 19 and the import for pumping 3 64.The snorkel 13 totally 16, lower part is protruded into reaction kettle 1 by reaction in side of each snorkel 13 respectively outside autoreaction kettle 1 The circumference uniform distribution of kettle 1, outlet of each snorkel 13 in reaction kettle 1, which is detachably installed, has many microporous ceramic bubbles Stone 17.Each snorkel 13 is separately installed with valve 62, in valve 62 to flushing pipe 11 in parallel between the outlet of snorkel 13, The flushing pipe 11 is equipped with valve 61.The gas outlet 14 is located at the side of 1 top cover of reaction kettle.The thermometer 15 is located at The side wall of reaction kettle 1.The ceramics air stone 17 is usually used in home-use aerator for fish bowls.The spiral-plate heat exchanger 2 has Water inlet 23 and water outlet 21 and import 20 and outlet 22.The import 20 of the spiral-plate heat exchanger 2 and gas outlet 14 Knot.The import of the pump 3 is linked in lower outlet 19, pumps 3 outlet parallel connection valve 65 and valve 63；One of them is pump 3 Outlet is linked to side port 18 by valve 63, and another outlet for pump 3 is linked to high value element iron hydroxide by valve 65 The postprocessing working procedures of based raw material.

When work, iron-based waste material and electrolyte solution are separately added into reaction kettle 1, by the ceramic gas in 13 exit of snorkel Afrodite 17 submerges.Air from each snorkel 13 pass sequentially through valve 62, ceramic air stone 17 under stiring with it is outstanding in reaction kettle 1 Iron-based waste material, is finally prepared into containing high value element iron hydroxide based raw material by the mixing of supernatant liquid material.Due to ceramic air stone 17 have numerous micropores, and air is in minute bubbles by ceramic air stone 17, and surface area is big, contacts with suspension material sufficiently, greatly Accelerate the oxidation rate of iron-based waste material greatly.Totally 16 snorkels 13 make the air into reaction kettle 1 be evenly distributed.Double-speed motor 12 high-speed rotations make stirring reynolds number Re=10000 of material in reaction kettle 1.In Re >=10000, violent stirring can be incited somebody to action It newly generates and the oxidation product for being covered on iron-based waste granules surface is removed in time, expose not oxidized fresh surface, add The speed that fast iron-based waste material is oxidized；The Fe (OH) in oxidation product being stripped simultaneously₂Or Fe²⁺With vigorous stirring with sky Oxygen in gas comes into full contact with, and is oxidized to Fe (OH) 3 rapidly.Reaction temperature can be grasped in reaction process by thermometer 15 Degree.It can star pump 3, and Open valve 63 and valve 65 in reaction process, valve 64 and valve 66 simultaneously closed off, by reaction kettle Material in 1 is circulated along lower outlet 19, valve 64, pump 3, valve 63 and side port 18, avoids lower outlet 19 by reaction kettle 1 Material silt up.The gases such as the air and vapor that are excessively passed through in reaction process, the hydrogen for reacting by-product from gas outlet 14 into The import 20 for entering spiral-plate heat exchanger 2, after the cooling water cooling through entering from water inlet 23, the liquid of the gases such as excess air entrainment Foam and vapor condensate liquid etc. return to reaction kettle 1 and are recycled.Uncooled gas empties from outlet 22 or enters subsequent processing Process.Acceptable Open valve 61 and valve 62 simultaneously, electrolyte solution and air are added instead simultaneously in reaction process It answers in kettle 1.Using the swiftly flowing atomizing of air, so that electrolyte solution increases electrolyte with misty or droplet shape The contact area of solution and iron-based waste material strengthens mass transfer effect.

End of reaction after about 2-3 hours, Open valve 65 simultaneously close valve 63, by the material in reaction kettle 1 after pump 3 is sent Continuous process.After material in reaction kettle 1 empties, close valve 62 and Open valve 61 can be rinsed with water or acid air inlet pipe 13 and Ceramic air stone 17 prevents the micropore of ceramic air stone 17 to be blocked.

Two-speed motor 12 can when the oxidation reaction of iron-based waste material is excessively fierce by motor speed by being adjusted at a high speed Low speed, holding Re are 2000-3000, and oxidation reaction speed to reduce iron-based waste material while keeps in reaction kettle 1 material not It deposits and silts lower outlet 19 up in the cone bottom of reaction kettle 1.

Embodiment 4

Referring to Fig. 1.

Preparation is stirred to react device containing high value element iron hydroxide based raw material.

The reaction kettle 1 and pump 3 of the present embodiment are substantially same as Example 3, the difference is that more by spiral-plate heat exchanger 2 It is changed to demister 2, two-speed motor 12 is changed to speed regulating motor 12, and increase pallet 4 and drier 5.The drier 5 Including several rollers 54.The top of several rollers 54 constitutes the transmission working face of drier 5.The roller at least one electronic Roller can also use the driving of the other ways such as gear, chain as active roll tube, roller or pallet 4.

Speed regulating motor 12 can control Re=0-150000 in reaction process, and the means such as cooperation adjustment reaction temperature are easily Reaction speed.

End of reaction after about 2 hours, material in reaction kettle 1 are sent by pump 3 to being placed on 5 roller 54 of drier In pallet 4, gently dried drops while conveying backward under the action of roller rotation.

Embodiment 5

Referring to Fig. 1.

Preparation is stirred to react device containing high value element iron hydroxide based raw material.

The present embodiment is substantially the same manner as Example 4.The difference is that drier 5 further include insulation cover 51, gas outlet 52, Air inlet 53 and heater.The transmission working face is roughly divided into loading area, heating/heat preservation zone.There is heat preservation in heating/heat preservation zone Cover 51, the insulation cover 51 have gas outlet 52 and air inlet 53, and heater (not shown) is installed in heating/heat preservation zone.

It, can be from air inlet 53 into insulation cover 51 when the material in pallet 4 needs to heat or keep the temperature in the course of work Thermal current is introduced, after heating the material in pallet 4, air-flow is left by gas outlet 52.It can also be heated in pallet 4 with heater Material；When the material in pallet 4 needs cooling, the cooling pallet of cold airflow can be introduced into insulation cover 51 from air inlet 53 Material in 4.Air-flow is introduced into insulation cover 51 can also dilute a small amount of hydrogen etc. that the reaction was continued discharges of the material in pallet 4 Flammable explosive gas prevents inflammable and explosive mixture, guarantees safety in production.When necessary, can also heating/heat preservation zone to Pallet 4 charges.Therefore, heating/heat preservation zone can have both the multiple functions such as charging and heating, heat preservation, cooling.

Embodiment 6

Referring to Fig. 1.

Preparation is stirred to react device containing high value element iron hydroxide based raw material.

The present embodiment is substantially the same manner as Example 5.The difference is that the transmission working face of drier 5 is in heating/heat preservation Cooling zone is also provided with except area.In the cooling zone, the material dried in pallet 4 natural cooling in the environment.When necessary, The type of cooling can also be forced using fan etc. in cooling zone.

Embodiment 7

Referring to Fig. 1.

Preparation is stirred to react device containing high value element iron hydroxide based raw material.

The present embodiment is substantially the same manner as Example 6.The difference is that the shell of reaction kettle 1 is that collet (does not show in figure Out).

When work, can react start when or reaction start before be passed through into collet the heat sources such as steam or hot water improve it is anti- The temperature of material in kettle 1 is answered, reaction speed when initial reaction is accelerated；It can also be passed through into collet when reaction is excessively fierce Cooling water etc. reduces reaction speed.Due to accelerating reaction speed when initial reaction, the reaction time is shorter.

Embodiment 8

Referring to Fig. 1, Fig. 3.

Preparation is stirred to react device containing high value element iron hydroxide based raw material, by reaction kettle 1, pump 3, snorkel 13 And valve 63 forms.The 1 autoclave body open top of reaction kettle, bottom be it is flat, have stirring motor 12, agitating shaft 121, stirring Blade 122, thermometer 15 and side outlet 18.The stirring motor 12 is located at the middle part on 1 autoclave body of reaction kettle；The agitating shaft 121 top is coupled with stirring motor 12, and the opening at the top of 1 autoclave body of autoreaction kettle protrudes into the bottom of reaction kettle 1；The agitating paddle The bottom connection of leaf 122 and agitating shaft 121；The thermometer 15 is located at 1 autoclave body side of reaction kettle；The side outlet 18 is located at anti- 1 autoclave body side of kettle is answered to be slightly above the bottom of reaction kettle 1；The tight note agitating shaft 121 of the snorkel 13 is simultaneously fixed on agitating shaft 121, leads to The air inlet of tracheae 13 is located on 1 autoclave body of reaction kettle, and the gas outlet of snorkel 13 is located at the middle part of stirrer paddle 122.Pump 3 Import is connect by pipeline with side outlet 18, has valve 63 between the import and side outlet 18 of pump 3.

When work, iron-based waste material and electrolyte solution are separately added into reaction kettle 1, and snorkel 13 is exported and is submerged.Stirring 12 high-speed rotation of motor makes the stirring reynolds number Re about 1430000 of material in reaction kettle 1.Air rotates production in stirrer paddle strongly It is mixed that raw parital vacuum acts on the suspension material entered in reaction kettle 1, with reaction kettle 1 under lower autoreaction kettle along snorkel 13 It closes, finally iron-based waste material is prepared into containing high value element iron hydroxide based raw material.Side outlet 18 is located at 1 autoclave body side of reaction kettle The bottom that face is slightly above reaction kettle 1 can be to avoid blocking side outlet 18.

Embodiment 9

Referring to Fig. 1, Fig. 3.

Preparation is stirred to react device containing high value element iron hydroxide based raw material, by reaction kettle 1, pump 3 and valve 63 Composition.The 1 autoclave body open top of reaction kettle, bottom be it is flat, have stirring motor 12, hollow agitating shaft 121, stirrer paddle 122, thermometer 15 and side outlet 18.The stirring motor 12 is located at the middle part on 1 autoclave body of reaction kettle；The hollow agitating shaft 121, top end opening, bottom end closure；And the upper portion side wall of hollow agitating shaft 121 has several through-holes 120, bottom end is close to stirrer paddle There are several through-holes 126 at 122.The top of hollow agitating shaft 121 is coupled with stirring motor 12, spacious at the top of 1 autoclave body of autoreaction kettle Mouth protrudes into the bottom of reaction kettle 1；Hollow state the hollow for air duct 13 of agitating shaft 121.The stirrer paddle 122 and stirring The bottom connection of axis 121；The thermometer 15 is located at 1 autoclave body side of reaction kettle；The side outlet 18 is located at 1 autoclave body side of reaction kettle The bottom in face.The import of pump 3 is connect by pipeline with side outlet 18, has valve 63 between the import and side outlet 18 of pump 3.

When work, iron-based waste material and electrolyte solution are separately added into reaction kettle 1, and through-hole 126 is submerged.Stirring motor 12 High-speed rotation makes the stirring reynolds number Re about 1370000 of material in reaction kettle 1.Air rotates the office of generation in stirrer paddle strongly Enter reaction kettle 1 along snorkel 13 under autoreaction kettle under portion's vacuum action, is mixed with the suspension material in reaction kettle 1, finally Iron-based waste material is prepared into containing high value element iron hydroxide based raw material.

Embodiment 10

Referring to Fig. 1, Fig. 3.

Preparation is stirred to react device containing high value element iron hydroxide based raw material, by reaction kettle 1, pump 3, pallet 4, does Dry device 5 and valve 61, valve 62, valve 63, valve 64, valve 65 and necessary pipeline composition.At the top of 1 autoclave body of reaction kettle There is closed lid, bottom is cone bottom, has electromagnetic electrodeless speed-adjustable stir motor 12, hollow agitating shaft 121, hollow stirrer paddle 122, gas outlet 14, thermometer 15, side outlet 18 and outlet 19.The electromagnetic electrodeless speed-adjustable stir motor 12 is located at reaction kettle 1 Middle part on autoclave body；The hollow agitating shaft 121, top end opening, bottom end closure；And the upper portion side wall of hollow agitating shaft 121 There are several through-holes 120.The top of hollow agitating shaft 121 is coupled with electromagnetic electrodeless speed-adjustable stir motor 12, passes through 1 autoclave body of reaction kettle The lid at top protrudes into the bottom of reaction kettle 1, has seal member (not show in figure between hollow agitating shaft 121 and the lid of reaction kettle 1 Out).The bottom connection of the hollow stirrer paddle 122 and hollow agitating shaft 121, hollow stirrer paddle 122 and hollow agitating shaft 121 interior empty connection；There is 2-3 through-hole 125 at the bottom of each leaf of hollow stirrer paddle 122, the back side of each leaf there are 3-5 There are 1 through-hole 124 in through-hole 123, the side of each leaf.The hollow stirrer paddle 122 is interior empty for sky with hollow agitating shaft 121 Gas channel 13.The gas outlet 14 is connected to and in communication with the lid at 1 top of reaction kettle and is connected to inside reaction kettle 1.The thermometer 15 Positioned at 1 autoclave body side of reaction kettle；The side outlet 18 is located on the cone bottom of 1 autoclave body side of reaction kettle.The outlet 19 is located at anti- Kettle 1 is answered to bore the bottom at bottom.The import of pump 3 is connect by pipeline with outlet 19, has valve between the import and outlet 19 of pump 3 64, pump 3 outlet and connect by pipeline with valve 65, have between the outlet and valve 65 that pump 3 pipeline connecting valve 63 and with Side outlet 18 connects.

When work, iron-based waste material and electrolyte solution are separately added into reaction kettle 1, and agitating paddle 122 is submerged.Speed-adjustable stir 12 high-speed rotation of motor makes the stirring reynolds number Re about 2240000 of material in reaction kettle 1.Suspension in reaction kettle 1 is from through-hole Hollow stirring is left from through-hole 123 and through-hole 124 under the influence of centrifugal force after mixing with air in 125 entrance agitating paddles 122 Paddle 122 is further mixed with the suspension in reaction kettle 1.The parital vacuum that air is generated in the rotation strongly of hollow agitating paddle 122 The outer via through holes 120 of lower autoreaction kettle, hollow agitating shaft 121, hollow stirrer paddle 122 and through-hole 123, through-hole 124 is acted on to form Air duct 13 enter reaction kettle 1, mix with the suspension material in reaction kettle 1, excessive air and reaction generation hydrogen Gas leaves reaction kettle 1 from gas outlet 14 together together with gases such as vapor.Finally iron-based waste material is prepared into containing high value member Plain iron hydroxide based raw material.

Product after completion of the reaction, which is successively sent into through outlet 19, valve 64, pump 3 and valve 65 by pipeline, is located at drier In pallet 4 on 5 loading area rollers 53, pallet 4 and its material loaded slow transit through drier 5 through the conveying of roller 53 Heat preservation zone, behind the heat preservation zone for leaving drier 5, into the cooling zone of drier 5.Pallet 4 and its material loaded are in cooling Area is down to after suitable temperature the pallet 4 after device for discharging is drawn off containing high value element iron hydroxide based raw material and returns to drier 5 Loading area.

The above is only several preferred embodiments cited by the utility model, it will be understood by those skilled in the art that this is practical new Type embodiment is not limited to above several, any equivalent transformation made on the basis of the utility model, such as by this reality It should belong to the model of the utility model with the outlet that novel side port 19 is connected to the import of pump 3, lower outlet 19 is connected to pump 3 Farmland.

Claims (10)

1. one kind is stirred to react device, including reaction kettle (1)；It is characterized in that, the reaction kettle (1) include gas outlet (14), Blender, air duct (13), side port (18) and/or lower outlet (19)；The gas outlet (14) is located at the top of reaction kettle (1) Portion；The blender includes motor (12) and agitating shaft (121), agitating paddle (122), and the agitating shaft (121) protrudes into reaction In kettle (1), motor (12) is located at the top of agitating shaft (121) except reaction kettle (1), and agitating paddle (122) is located at agitating shaft (121) bottom；The lower outlet (19) is located at the bottom of reaction kettle (1), and the side port (18) is located at reaction kettle (1) side Bottom；Reaction kettle (1) lower part is protruded at the top and/or side of air duct (13) the autoreaction kettle (1)；In air duct (13) there is air outlet slit in bottom end.

2. being stirred to react device as described in claim 1, it is characterised in that further include air sparger (16), be described air point Cloth device (16) is connected to the air outlet slit of air duct (13) bottom end.

3. being stirred to react device as described in claim 1, it is characterised in that it further include air sparger (16), the air distribution The air outlet slit (161) of device (16) is coupled ceramic capillary air stone.

4. being stirred to react device as described in claim 1, it is characterised in that the air duct (13) is protruded into reaction kettle (1) Part includes upper air passage (131) and lower air duct (133), and the upper air passage (131) is located in reaction kettle (1) Top, the lower air duct (133) are located at the lower part in reaction kettle (1), upper air passage (131) and lower air duct (133) it is detachably connected between.

5. being stirred to react device as described in claim 1, it is characterised in that further include flushing pipe (11), the flushing pipe (11) is simultaneously It is associated on air duct (13).

6. being stirred to react device as described in claim 1, it is characterised in that it further include pump (3), the outlet and side port of the pump (3) (18) link.

7. being stirred to react device as described in claim 1, it is characterised in that further include drier (5), the drier (5) has The working face of object is carried, the working face includes heating or heat preservation zone, and the cover that the heating or soaking zone has heats or heat preservation The cover (51) in area.

8. being stirred to react device as claimed in claim 7, it is characterised in that the drier (5) further includes roller (53), described Roller (53) at least 2, the working face of vertex composition drier (5) of each roller (53).

9. being stirred to react device as claimed in claim 7, it is characterised in that the working face of the drier (5) is arranged in closed loop.

10. being stirred to react device as described in claim 1-9 is any, it is characterised in that the agitating shaft (121) is hollow shaft, institute The top for stating hollow axial wall has through-hole (120), and venthole is arranged at the lower part of hollow axial wall, and the internal cavities that hollow axial wall surrounds become Air duct (13).