CN106931772A - A kind of acidifying rotary kiln with rapping apparatus - Google Patents
A kind of acidifying rotary kiln with rapping apparatus Download PDFInfo
- Publication number
- CN106931772A CN106931772A CN201710279304.XA CN201710279304A CN106931772A CN 106931772 A CN106931772 A CN 106931772A CN 201710279304 A CN201710279304 A CN 201710279304A CN 106931772 A CN106931772 A CN 106931772A
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- China
- Prior art keywords
- cylinder
- rapping apparatus
- rotary kiln
- acidifying
- pipeline
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- 239000000463 material Substances 0.000 claims abstract description 53
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 19
- 239000010959 steel Substances 0.000 claims abstract description 19
- 238000007599 discharging Methods 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims description 18
- 239000006185 dispersion Substances 0.000 claims description 14
- 238000005452 bending Methods 0.000 claims description 7
- 238000002955 isolation Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- QAOWNCQODCNURD-UHFFFAOYSA-N sulfuric acid Substances OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 abstract description 11
- 238000009825 accumulation Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000005096 rolling process Methods 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 abstract description 3
- 238000010924 continuous production Methods 0.000 abstract description 2
- 238000005260 corrosion Methods 0.000 abstract description 2
- 230000007797 corrosion Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 11
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 9
- 229910052744 lithium Inorganic materials 0.000 description 9
- 238000010438 heat treatment Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 4
- 230000005484 gravity Effects 0.000 description 4
- 239000000843 powder Substances 0.000 description 3
- 230000036632 reaction speed Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000011358 absorbing material Substances 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- XGZVUEUWXADBQD-UHFFFAOYSA-L lithium carbonate Chemical compound [Li+].[Li+].[O-]C([O-])=O XGZVUEUWXADBQD-UHFFFAOYSA-L 0.000 description 1
- 229910052808 lithium carbonate Inorganic materials 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000020477 pH reduction Effects 0.000 description 1
- 238000009527 percussion Methods 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
- F27B7/14—Rotary-drum furnaces, i.e. horizontal or slightly inclined with means for agitating or moving the charge
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B1/00—Preliminary treatment of ores or scrap
- C22B1/02—Roasting processes
- C22B1/06—Sulfating roasting
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B26/00—Obtaining alkali, alkaline earth metals or magnesium
- C22B26/10—Obtaining alkali metals
- C22B26/12—Obtaining lithium
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
- F27B7/14—Rotary-drum furnaces, i.e. horizontal or slightly inclined with means for agitating or moving the charge
- F27B7/16—Rotary-drum furnaces, i.e. horizontal or slightly inclined with means for agitating or moving the charge the means being fixed relatively to the drum, e.g. composite means
- F27B7/161—Rotary-drum furnaces, i.e. horizontal or slightly inclined with means for agitating or moving the charge the means being fixed relatively to the drum, e.g. composite means the means comprising projections jutting out from the wall
- F27B7/162—Rotary-drum furnaces, i.e. horizontal or slightly inclined with means for agitating or moving the charge the means being fixed relatively to the drum, e.g. composite means the means comprising projections jutting out from the wall the projections consisting of separate lifting elements, e.g. lifting shovels
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
- F27B7/20—Details, accessories, or equipment peculiar to rotary-drum furnaces
- F27B7/2075—Removing incrustations
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
- F27B7/20—Details, accessories, or equipment peculiar to rotary-drum furnaces
- F27B7/22—Rotary drums; Supports therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
- F27B7/20—Details, accessories, or equipment peculiar to rotary-drum furnaces
- F27B7/22—Rotary drums; Supports therefor
- F27B7/24—Seals between rotary and stationary parts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B7/00—Rotary-drum furnaces, i.e. horizontal or slightly inclined
- F27B7/20—Details, accessories, or equipment peculiar to rotary-drum furnaces
- F27B7/34—Arrangements of heating devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27M—INDEXING SCHEME RELATING TO ASPECTS OF THE CHARGES OR FURNACES, KILNS, OVENS OR RETORTS
- F27M2003/00—Type of treatment of the charge
- F27M2003/16—Treatment involving a chemical reaction
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Manufacturing & Machinery (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Geochemistry & Mineralogy (AREA)
- Muffle Furnaces And Rotary Kilns (AREA)
Abstract
This patent discloses a kind of acidifying rotary kiln with rapping apparatus, it is connected to realize rotating and being provided with feed end including being rotatably installed in support meanss and with drive device, cavity, the cylinder of discharge end and the heater heated to the material in cylinder, the feed end of cylinder is provided with the charging cover with charging aperture, the discharge end of cylinder is provided with the discharge cover with discharging opening, several rapping apparatus are provided with described cylinder, described rapping apparatus includes being arranged on cylinder and axis points to the pipeline and the free rolling steel ball in pipeline of cylinder, the free end closure of described pipeline.The beneficial effects of the invention are as follows：The present invention can avoid material from entering kilneye accumulation, reduce the corrosion that the concentrated sulfuric acid enters kilneye to rotary kiln, it is to avoid because clear up causing waste of time into the deposit of kilneye, be advantageously implemented continuous production and increase production efficiency, and material utilization is improve, be conducive to saving production cost.
Description
Technical field
It is a kind of acidifying rotary kiln with rapping apparatus specifically the present invention relates to rotary kiln field.
Background technology
The method that lithium is extracted from lithium ore is a lot, and the technique of industrial comparative maturity is Production By Sulfuric Acid Process technique, this work
Skill has lithium carbonate high income, power consumption low.Its nucleus equipment is exactly to carry lithium for lithium ore acidifying to return in Production By Sulfuric Acid Process technique
Rotary kiln, but just current conventional rotary structure composition form cannot meet Production By Sulfuric Acid Process technique.Because acidifying carries lithium
Technique is that β type lithium miberal powders and the concentrated sulfuric acid are mixed into latter with feeding rotary kiln, carries out heating response and carries lithium.β type lithium miberal powders and
Viscosity is big after concentrated sulfuric acid mixing, easily entering kilneye bonding, cause mixed material enter kilneye pile up and can not on request backward
End movement, has a strong impact on normal production.Rotary kiln conventional at present can not be solved effectively in this case, so entirely
Acidification system running rate is low.
The Chinese patent of Application No. 201620130199.4《A kind of drying kiln of utilization rotary kiln cooling cylinder heat》Though
So disclose using knocking device 5, it is pendulum that its claimed knocking device 5 is actual, is limited by its architectural feature, it is necessary to enter
Complicated calculatings of row can just design rational size to meet the requirement that function is beaten in realization, increased production difficulty, when
Between cost and material cost, pendulum rotate when also occur that sliding friction so as to increase abrasion, long-term use can cause essence
Degree is deteriorated, and increased maintenance cost.
The content of the invention
Can effectively prevent mixed material from avoiding mixture kilneye accumulation is entered it is an object of the invention to provide one kind
The acidifying rotary kiln with rapping apparatus that material can not be moved rearwards by.
The present invention is achieved through the following technical solutions：A kind of acidifying rotary kiln with rapping apparatus, including be rotatably installed in
In support meanss and with drive device drive connection to realize rotating and be provided with feed end, the cylinder of cavity, discharge end and to cylinder
The heater that internal material is heated, the feed end of cylinder is provided with the charging cover with charging aperture, the discharging of cylinder
End is provided with the discharge cover with discharging opening, and several rapping apparatus, described rapping apparatus bag are provided with described cylinder
Include on cylinder and axis points to the pipeline and the free rolling steel ball in pipeline of cylinder, the free end of described pipeline
Sealing.Steel ball can be driven to be rolled in pipeline by the rotation of cylinder such that it is able to so that steel ball is affected by gravity
Apply instantaneous impulse, cylinder to cylinder when moving downward down to enable to stick to the material of cylinder inboard wall because momentum is subject to
Enough and cylinder departs from, so as to effectively prevent mixed material from being bonded on kilneye cylinder is entered.
The axis of described pipeline and the axis vertical coplanar of cylinder.The component that cylinder inboard wall is subject to can be reduced with this,
And increase cylinder in the power being subject to perpendicular to cylinder direction, the utilization rate of the momentum of steel ball generation is improve, and improve and make thing
Material departs from the efficiency of cylinder.
The free end of described pipeline is set with the rotation direction reversed bending of cylinder.Cylinder can be moved in steel ball with this
During the surface of body, then drop under gravity, so that the maximum thrust for producing steel ball to provide, also reduces cylinder
The tangential component being subject to so that the impulsive force perpendicular to cylinder direction is maximum, so as to improve the utilization rate of momentum and make thing
Material departs from the efficiency of cylinder.
Described rapping apparatus is distributed in groups, and each group of rapping apparatus is evenly distributed on the circumferencial direction of cylinder.Have with this
It is uniformly distributed beneficial to the power for being subject to cylinder, has prevented material from being remained in cylinder inboard wall.
Described heater is by installing the air-heater that the hot air duct in discharge cover is connected；Described hot air duct
End be provided with pipeline sealing structure.Heated by using hot blast, be conducive to making material whole during movement
Heated such that it is able to fully reaction, it is to avoid reaction is incomplete, and the heating surface area of material can be increased, improved reaction
Efficiency, cylinder and thermal source directly contact can be avoided and reduction of service life, additionally it is possible to which it is unnecessary to be taken away using the circulation of hot blast
Moisture.
Described hot air duct is connected by support with the inwall of cylinder.The rigidity of hot air duct can be improved with this, is kept away
Exempt to occur in use to swing and cause to produce noise, or by fatigue damage.
The port that described hot air duct is stretched into cylinder is provided with the dispersion cone of taper, and described dispersion cone is by branch
Frame is connected with the inwall of cylinder.Can disperse hot blast by setting dispersion cone, so that being heated evenly in cylinder, and increase
The contact area of hot blast and material, and improve reaction efficiency.
Several lifting blades of the L-shaped spiral-lock on cylinder inboard wall are provided with the cavity of described cylinder.It is favourable with this
In enabling material to be offered in the cavity of cylinder in the rotation process of cylinder, so as to improve contact of the material with hot blast
Area, reaction speed can be accelerated with this, improve reaction efficiency.
Described lifting blade is evenly distributed on the inwall of cylinder in a ring；Described lifting blade is interconnected to form cylinder
The passage that inwall is isolated with material；Described lifting blade includes the width of the narrow boards of wide plate and width less than wide plate, narrow boards and wide plate
Degree is than being less than 1：1.Cylinder inboard wall is prevented from this to be corroded, and reduces the gap for being capable of residual material, improve material
Utilization rate, has saved production cost, enables the width of narrow boards that dispersion journey when material is offered is improved less than the width of wide plate
Degree, so as to increased the contact area of material and hot blast, improves the reaction speed and reaction efficiency of material.
Cylinder sealing structure is provided between described cylinder and charging cover or discharge cover；Described cylinder sealing structure
Including be arranged on charging cover or discharge cover on and be sleeved on the horn mouth on cylinder, several stacking bendings be arranged on cylinder and loudspeaker
Diaphragm seal between mouth.
The present invention compared with prior art, with advantages below and beneficial effect：
The present invention can avoid material from entering kilneye accumulation, reduce the corrosion that the concentrated sulfuric acid enters kilneye to rotary kiln, it is to avoid because clear
Manage and waste of time is caused into the deposit of kilneye, be advantageously implemented continuous production and increase production efficiency, and improve thing
Matter utilization rate, is conducive to saving production cost；The present invention can also fully be received by using lifting blade by making material dispersion
Heat, so as to improve the speed and efficiency of reaction, additionally it is possible to improve the utilization rate of thermal source, reduces energy waste.
Brief description of the drawings
Fig. 1 is the structural representation of embodiment 1；
Fig. 2 is the B direction views in Fig. 1；
Fig. 3 is enlarged drawing at the A in Fig. 1；
Fig. 4 is the structural representation of rapping apparatus；
Fig. 5 is the structural representation of lifting blade；
Fig. 6 is enlarged drawing at the C in Fig. 3；
Fig. 7 is enlarged drawing at the D in Fig. 3；
Fig. 8 is the E direction views in Fig. 7；
Fig. 9 is the stacking scheme of installation of diaphragm seal；
Wherein 1-charging cover, 2-rapping apparatus, 21-pipeline, 22-steel ball, 3-support meanss, 4-drive device, 5-gear
Wheel Hydraulic Station, 6-cylinder, 61-lifting blade, 8-discharge cover, 81-horn mouth, 82-diaphragm seal, 9-hot air duct, 91-A
Pipeline, 92-support of pipelines, 93-dispersion cone, 94-dispersion cone support, 95-B pipelines, 96-O-ring seal.
Specific embodiment
The present invention is described in further detail with reference to embodiment, but embodiments of the present invention not limited to this.
Embodiment 1：
As shown in figure 1, in the present embodiment, a kind of acidifying rotary kiln with rapping apparatus, including be rotatably installed in support meanss 3
And be connected with drive device 4 to realize rotating and be provided with feed end, the cylinder of cavity, discharge end 6 and to the thing in cylinder 6
The heater that material is heated, cylinder 6 has 3.5 ° of gradient.Described support meanss 3 are with drive device 4 for this area
Technical staff for be customary means, those skilled in the art knows how this selects specifically according to present context
Support meanss 3 and drive device 4 realize the function to be realized of the application, therefore the application is not filled to support meanss 3 and driving
The concrete structure and mounting means for putting 4 are repeated.Described Wheel blocking hydraulic station 5 is connected with hydraulic lock, by using hydraulic pressure
Lock realizes the braking of drive device 4.
The feed end of described cylinder 6 is provided with the charging cover 1 with charging aperture, and charging cover 1 is close with the feed end of cylinder 6
Envelope connection, using various sealing means such as labyrinth type sealing rings, labyrinth type sealing ring is for this area for described sealing means
It is common knowledge and customary means for technical staff, therefore its concrete structure and mounting means is not repeated.Cylinder 6
Discharge end be provided with the discharge cover 8 with discharging opening, discharge cover 8 is tightly connected with the discharge end of cylinder 6, described sealing side
Using various sealing means such as labyrinth type sealing rings, labyrinth type sealing ring is for a person skilled in the art known normal to formula
Know and customary means, therefore its concrete structure and mounting means are not repeated.After β type lithium miberal powders and the concentrated sulfuric acid are mixed
It is sent to inside cylinder 6 by feeding the charging aperture opened up on cover 1, drives cylinder 6 to turn in support meanss 3 by drive device 4
Dynamic, material just flows inside cylinder 6 to discharge end during rotation, in flow process, material is entered by heater
Row heating makes material react so as to obtain reactant.
Be provided with several rapping apparatus 2 on described cylinder 6, described rapping apparatus 2 include being arranged on cylinder 6 and
Axis points to the pipeline 21 and the free rolling steel ball 22 in pipeline 21 of cylinder 6, and the free end of described pipeline 21 uses bullet
Property material or sound-absorbing material are sealed, to reduce the noise produced during rotation.Steel ball 22 can be driven by the rotation of cylinder 6
Rolled in pipeline 21 such that it is able to so that steel ball 22 applies wink when being moved downward under affected by gravity to cylinder 6
Shi Chongliang, cylinder 6 enable that the material for sticking to the inwall of cylinder 6 departs from cylinder 6 because momentum is subject to, structure letter
It is single, easy to use, the continuous strike to cylinder 6 can be realized, so as to effectively prevent material from entering kilneye accumulation, and not employment
To calculate complicated parameter, advantageously reduce the labour intensity of staff and improve operating efficiency.Steel ball 22 and pipeline 21
Abrasion is small, is conducive to avoiding the momentum for causing steel ball 22 to provide because of abrasion to reduce, additionally it is possible to which avoiding using for a long time causes
Abrasion aggravates and causes that the effect of this patent is deteriorated.
Embodiment 2：
On the basis of above-described embodiment, in the present embodiment, the axis of described pipeline 21 and the axis vertical coplanar of cylinder 6.
The component that the inwall of cylinder 6 is subject to can be reduced with this, and increase cylinder 6 in the power being subject to perpendicular to cylinder direction, improve steel
The utilization rate of the momentum that ball 22 is produced, and improve the efficiency for making material depart from the inwall of cylinder 6.In the present embodiment, other are not retouched
The part stated is identical with the content of above-described embodiment, therefore does not repeat.
Embodiment 3：
As shown in Figure 2, Figure 4 shows, on the basis of above-described embodiment, in the present embodiment, free end and the cylinder 6 of described pipeline 21
Rotation direction reversed bending set, a section of pipeline 21 bent to quadrant arc and connected with cylinder 6 by straightway
Connect.When steel ball 22 moves to the surface of cylinder 6, then can under gravity be dropped with this, so as to produce steel ball 22
The maximum thrust that can be provided, also reduces the tangential component being subject to of cylinder so that the impulsive force perpendicular to cylinder direction is maximum,
So as to improve the utilization rate of momentum and material is departed from the efficiency of cylinder.Described rapping apparatus 2 is distributed in groups, each group
Rapping apparatus 2 has eight, and is evenly distributed on the circumferencial direction of cylinder 6, and the angle of adjacent rapping apparatus 2 is 35 °.Be conducive to this
The power for being subject to cylinder is uniformly distributed, and can effectively prevent material from being remained in the inwall of cylinder 6.In the present embodiment, other are not described
Part it is identical with the content of above-described embodiment, therefore do not repeat.
Embodiment 4：
As shown in figure 3, on the basis of above-described embodiment, in the present embodiment, described heater is by installing discharge cover
On hot air duct 9 connection air-heater.Heated by using hot blast, be conducive to making material whole during movement
Heated such that it is able to fully reaction, it is to avoid reaction is incomplete, and the heating surface area of material can be increased, improved reaction
Efficiency, cylinder 6 and thermal source directly contact can be avoided and shorten the service life of cylinder 6, additionally it is possible to using the circulation of hot blast
Take away unnecessary moisture.The pre-heat treatment can also be carried out to entering the material at kilneye using hot blast, be reacted so as to be conducive to improving
Time needed for efficiency, shortening reaction, and cause that the material at kilneye is easier to be taken off under the percussion effect of rapping apparatus 2
Fall.In the present embodiment, described hot air duct 9 is connected by support of pipelines 92 with the inwall of cylinder 6.Hot blast can be improved with this
The rigidity of pipeline 9, it is to avoid occur swinging and causing to produce noise in use, or by fatigue damage.In the present embodiment,
The port that described hot air duct 9 is stretched into cylinder 6 is provided with the dispersion cone 93 of taper, and 93 and warm-air pipe are bored in described dispersion
Road 9 is coaxial, and the small end of dispersion cone 93 points to hot air duct 9, and described dispersion cone 93 is by disperseing cone support 94 interior with cylinder 6
Wall is connected.Can disperse hot blast by setting dispersion cone 93, so that being heated evenly in cylinder 6, and increase hot blast and thing
The contact area of material, and improve reaction efficiency.
As shown in fig. 6, the end of described hot air duct 9 is provided with pipeline sealing structure, described pipeline sealing structure
If being staggered to form labyrinth seal structure including the O-ring seal 96 that dried layer is arranged concentrically.Heat can be reduced with this
Loss, is conducive to playing a part of to economize on resources.
In the present embodiment, the part that other are not described is identical with the content of above-described embodiment, therefore does not repeat.
Embodiment 5：
On the basis of above-described embodiment, in the present embodiment, described hot air duct 9 includes that A pipelines 91 and external diameter are less than A pipelines
The B pipelines 95 of 91 internal diameters, B pipelines 95 are arranged in A pipelines 91, A pipelines 91 is met design with the distance at the two ends of B pipelines 95
Demand, be conducive to disperseing the deflection that is produced because of being heated of hot air duct 9 with this, be conducive to preventing hot air duct 9 from deforming
Measure excessive and cause to damage.In the present embodiment, the part that other are not described is identical with the content of above-described embodiment, therefore does not repeat.
Embodiment 6：
As shown in Fig. 2, Fig. 5, on the basis of above-described embodiment, in the present embodiment, if being provided with the cavity of described cylinder 6
Dry lifting blade 61 of the L-shaped spiral-lock on the inwall of cylinder 6.By setting lifting blade 61, can be utilized when cylinder 6 is rotated
Lifting blade 61 drives material movement and sheds in the cavity of cylinder 6 material.Contact of the material with hot blast can be increased with this
Area, and accelerate reaction speed, improve reaction efficiency.In the present embodiment, described lifting blade 61 is evenly distributed on cylinder in a ring
The inwall of body 6；Described lifting blade 61 is interconnected to form the passage for isolating the inwall of cylinder 6 with material.It is prevented from this
The inwall of cylinder 6 is corroded, and reduces the gap for being capable of residual material, improves the utilization rate of material, has saved production cost.It is logical
Crossing makes shock of the steel ball 22 to cylinder 6 be prevented from material sticks on lifting blade 61, so as to avoid solid accumulation.The present embodiment
In, the part that other are not described is identical with the content of above-described embodiment, therefore does not repeat.
Embodiment 7：
On the basis of above-described embodiment, in the present embodiment, described lifting blade 61 includes that wide plate and width are narrow less than wide plate
Plate, narrow boards is 1 with the width ratio of wide plate：5, narrow boards makes the width of narrow boards less than the width of wide plate towards the rotation direction of cylinder 6
Degree of scatter when material is offered can be improved, so as to increased the contact area of material and hot blast, the anti-of material is improve
Answer speed and reaction efficiency.In the present embodiment, the part that other are not described is identical with the content of above-described embodiment, therefore does not go to live in the household of one's in-laws on getting married
State.
Embodiment 8：
As shown in fig. 7, on the basis of above-described embodiment, in the present embodiment, being respectively provided between described cylinder 6 and discharge cover 8
Cylinder sealing structure, including be arranged in discharge cover 8 and be sleeved on cylinder 6 horn mouth 81, several stacking bendings set
The diaphragm seal 82 between cylinder 6 and horn mouth 81 is put, as shown in Figure 8, Figure 9,82 points of two-layers of diaphragm seal are set, and upper and lower two-layer is close
Mounting 82 intermeshes, and described diaphragm seal 82 uses steel disc, and the through hole passed through for screw is provided with diaphragm seal 82, logical with this
Cross diaphragm seal 82 is fixed on horn mouth 81 using screw, because horn mouth 81 has certain inclination angle, the bending of diaphragm seal 2 is set
Between horn mouth 81 and cylinder 6, being provided by the elasticity of diaphragm seal 2 itself makes diaphragm seal 2 be adjacent to the power of cylinder 6, the present embodiment
In, it is not necessary to it is fully sealed, therefore diaphragm seal 2 meets use requirement.Charging cover 1 at cylinder sealing structure it is identical with this structure or
It is similar, therefore do not repeat.In the present embodiment, the part that other are not described is identical with the content of above-described embodiment, therefore does not repeat.
The above, is only presently preferred embodiments of the present invention, not does any formal limitation to the present invention, it is every according to
Any simple modification, the equivalent variations made to above example according to technical spirit of the invention, each fall within protection of the invention
Within the scope of.
Claims (10)
1. a kind of acidifying rotary kiln with rapping apparatus, including it is rotatably installed in support meanss（3）Upper and and drive device（4）Pass
Dynamic connection is to realize rotating and be provided with feed end, the cylinder of cavity, discharge end（6）With to cylinder（6）Interior material is heated
Heater, cylinder（6）Feed end be provided with the charging cover with charging aperture（1）, cylinder（6）Discharge end be provided with band
There is the discharge cover of discharging opening（8）, it is characterised in that：Described cylinder（6）On be provided with several rapping apparatus（2）, it is described
Rapping apparatus（2）Including installed in cylinder（6）Upper and axis points to cylinder（6）Pipeline（21）With in pipeline（21）It is interior freely to roll
Dynamic steel ball（22）, described pipeline（21）Free end closure.
2. a kind of acidifying rotary kiln with rapping apparatus according to claim 1, it is characterised in that：Described pipeline（21）
Axis and cylinder（6）Axis vertical coplanar.
3. a kind of acidifying rotary kiln with rapping apparatus according to claim 2, it is characterised in that：Described pipeline（21）
Free end and cylinder（6）Rotation direction reversed bending set.
4. a kind of acidifying rotary kiln with rapping apparatus according to any one of claim 1,2,3, it is characterised in that：Institute
The rapping apparatus stated（2）It is distributed in groups, each group of rapping apparatus（2）It is evenly distributed on cylinder（6）Circumferencial direction.
5. a kind of acidifying rotary kiln with rapping apparatus according to claim 4, it is characterised in that：Described heater
It is by installing the hot air duct in discharge cover（9）The air-heater of connection；Described hot air duct（9）End be provided with labyrinth
The pipeline sealing structure of formula.
6. a kind of acidifying rotary kiln with rapping apparatus according to claim 5, it is characterised in that：Described hot air duct
（9）By support of pipelines（92）With cylinder（6）Inwall connection.
7. a kind of acidifying rotary kiln with rapping apparatus according to claim 5 or 6, it is characterised in that：Described hot blast
Pipeline（9）Stretch into cylinder（6）Interior port is provided with the dispersion cone of taper（93）, described dispersion cone（93）By disperseing to bore
Support（94）With cylinder（6）Inwall connection.
8. a kind of acidifying rotary kiln with rapping apparatus according to any one of claim 1,2,3,5,6, its feature exists
In：Described cylinder（6）Cavity in be provided with several L-shaped spiral-locks in cylinder（6）Lifting blade on inwall（61）.
9. a kind of acidifying rotary kiln with rapping apparatus according to claim 8, it is characterised in that：Described lifting blade
（61）Cylinder is evenly distributed in a ring（6）Inwall；Described lifting blade（61）It is interconnected to form cylinder（6）Inwall with
The passage of material isolation；Described lifting blade（61）The width of the narrow boards of wide plate, narrow boards and wide plate is less than including wide plate and width
Than less than 1：1.
10. a kind of acidifying rotary kiln with rapping apparatus according to any one of claim 1,2,3,5,6,9, its feature
It is：Described cylinder（6）Covered with charging（1）Or discharge cover（8）Between be provided with cylinder sealing structure；Described cylinder is close
Seal structure includes being arranged on charging cover（1）Or discharge cover（8）Go up and be sleeved on cylinder（6）On horn mouth（81）, several layers
Folded bending is arranged on cylinder（6）With horn mouth（81）Between diaphragm seal（82）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710279304.XA CN106931772A (en) | 2017-04-25 | 2017-04-25 | A kind of acidifying rotary kiln with rapping apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710279304.XA CN106931772A (en) | 2017-04-25 | 2017-04-25 | A kind of acidifying rotary kiln with rapping apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106931772A true CN106931772A (en) | 2017-07-07 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710279304.XA Pending CN106931772A (en) | 2017-04-25 | 2017-04-25 | A kind of acidifying rotary kiln with rapping apparatus |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110357130A (en) * | 2019-08-07 | 2019-10-22 | 葫芦岛虹京科技有限公司 | A kind of acidizing fired device and its production method improving lithium carbonate conversion ratio |
| CN116007357A (en) * | 2023-03-28 | 2023-04-25 | 唐山鑫丰锂业有限公司 | Acidification rotary kiln |
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