CN105258497B - Electromagnetic heating reaction kettle rotary kiln with high stability - Google Patents
Electromagnetic heating reaction kettle rotary kiln with high stability Download PDFInfo
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- CN105258497B CN105258497B CN201510622509.4A CN201510622509A CN105258497B CN 105258497 B CN105258497 B CN 105258497B CN 201510622509 A CN201510622509 A CN 201510622509A CN 105258497 B CN105258497 B CN 105258497B
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Abstract
The invention discloses an electromagnetic heating reaction kettle rotary kiln with high stability. The rear end of a conveying pipe is connected with a heating part. The heating part is provided with a heating part shell. A charging barrel penetrates through the heating part shell. An energy storage core rod extending in the axial direction is arranged in a charging barrel shell. An electromagnetic heating coil is wound outside the charging barrel in a non-contact mode. The electromagnetic heating coil is a hollow spiral wire placed in the heating part shell. An electromagnetic heating system of the reaction kettle rotary kiln further comprises a coil cooling pipe. Cooling water flows into a cavity of the electromagnetic heating coil through the coil cooling pipe and cools the electromagnetic heating coil from the interior. The electromagnetic heating reaction kettle rotary kiln is further provided with a charging barrel stabilization device which comprises an axial stabilization structure and a transverse stabilization structure, and the charging barrel can be prevented from shaking forwards, backwards, leftwards and rightwards. The reaction kettle rotary kiln has the advantages that induction heating is achieved, the energy utilization efficiency is high, and the stability is good.
Description
Technical field
The present invention relates to the technical field of ore beneficiation equipment, more particularly to the preparation equipment of refractory gold ore and iron mine, use
In gold parcel is opened, the response rate is improved, be concretely related to a kind of Electromagnetic Heating reactor rotary kiln of high stability.
Background technology
Rotary kiln is mainly used in mine, can carry out initial processing to breeze, improve mineral precision, especially gold mine or
Iron mine, by taking iron mine as an example, iron mine specifically has many kinds, and main two kinds are exactly magnetic iron ore（Fe3O4）And bloodstone（Fe2O3）, after
Person is commonly called as red ore deposit again.China's iron mine is usually lean ore, and 30 or so, be typically necessary carries out ore dressing to grade.It is low-grade red
Iron ore beneficiation complex process, is difficult to realize.Therefore, the most of choosing of the ore dressing of China is magnetic iron ore, is physical upgrading, technically
Easily realize.In order to increase beneficiating efficiency, before screening magnetic iron ore, Ore is processed, by the impurity iron unit in Ore
Plain high-temperature oxydation is into Fe3O4, then ore dressing again can improve the response rate of ferrum element.To the device of impurity ferrum element high-temperature oxydation just
It is reactor.Reactor has advantages below：1st, heat it is fast, 2, heating-up temperature accurately, temperature can reach 1300 DEG C,
3rd, environmentally friendly noiselessness.Reactor can with physical reactions can also chemical reaction, be particularly suited at the Ore in mine
Reason, with functions such as desulphurization and denitration, dearsenizations, because its heating-up temperature is high, can be also used for metallurgy, pharmacy, drying Folium Camelliae sinensis etc.,
It is of many uses.Impurity ferrum element heated, need a kind of mode of heating easy to control of design, for intelligent temperature control base is provided
Plinth, preferred plan is to adopt Electromagnetic Heating, but how to design a kind of electromagnetic induction heating structure for facilitating mine to use is urgently
Problem to be solved.
The content of the invention
The technical problem to be solved is to be directed to the above-mentioned state of the art, and provides a kind of by sensing heating, energy
Source utilization ratio is high, a kind of Electromagnetic Heating reactor rotary kiln of high stability that Stability Analysis of Structures is not rocked.
The present invention solve the technical scheme that adopted of above-mentioned technical problem for：
A kind of Electromagnetic Heating reactor rotary kiln of high stability, including kiln body, kiln body be disposed with from front to back into
Material portion, heating part and discharging portion, feeder is provided with charging aperture and conveying pipeline, and the front end of conveying pipeline connects with charging aperture, wherein：
Heating part is accessed in the rear end of conveying pipeline, and heating part is provided with to run through in heating part housing, heating part housing axially extending barrel,
From after conveying pipeline output, in entering feeding cylinder, barrel includes hollow barrel housing to mineral aggregate, is provided with barrel housing axially extending
Energy storage plug, energy storage plug includes carbon core in plug housing of plug housing and closure, is wound with by sky outside barrel
The electromagnetic heating coil that core fish line conductor is constituted, after energization, electromagnetic heating coil is by electromagnetic induction in barrel housing and storage
Vortex can be induced in plug, and then to barrel housing and the heating of energy storage plug, electromagnetic heating coil is connected with coil cooling tube,
Coil cooling tube is connected with electromagnetic heating coil, and cooling water is flowed in the middle cavity of electromagnetic heating coil by coil cooling tube,
It is electromagnetic heating coil cooling from inside, barrel has gradient low after front height, and barrel is unable to forward slip, and Electromagnetic Heating is anti-
Answer kettle rotary kiln that also there is barrel stabilising arrangement, barrel stabilising arrangement includes axial rock-steady structure and lateral stability structure, axially
Rock-steady structure includes the back-up ring being circumferentially provided on barrel outer wall, and a gear wheel is fixed with kiln body, and gear wheel is kept off at the rear portion of back-up ring
Prevent barrel from sliding backward, gear wheel is rolled with back-up ring and coordinated, and lateral stability structure includes anti-shaking device, and anti-shaking device there are two groups,
The front and rear of barrel is separately positioned on, every group of anti-shaking device includes two anti-shake rollers, and the first from left of anti-shake roller one is right symmetrical
Be against barrel bottom, make barrel and two anti-shake rollers form triangle robust structures, barrel is unable to double swerve.
To optimize above-mentioned technical proposal, the concrete measure taken also includes：
Above-mentioned conveying pipeline is connected with conveying motor, and barrel is connected with barrel motor, conveying motor and barrel
Motor is rotating speed adjustable motor.
Above-mentioned anti-shaking device also includes roller mount, and anti-shake roller is arranged in roller mount, and roller mount is fixedly mounted on kiln
On the support of body.
Sprocket wheel is fixed with above-mentioned barrel, a chain is around on sprocket wheel and is connected with barrel motor, barrel motor
Rotated by driving chain, so that barrel is rotated.
Above-mentioned plug housing two ends closure has plug, and plug is collectively forming the hollow body of sealing with plug housing, by carbon
Core is sealed.
Above-mentioned support includes horizontally disposed upper crossbearer, lower cross frame, and vertical supporting bar is passed through between upper crossbearer, lower cross frame
Connection, is additionally provided with tilted supporter between upper crossbearer, lower cross frame, the upper end of tilted supporter is connected to the friendship of crossbearer and vertical supporting bar
Place is met, the lower end of tilted supporter is connected to the junction of lower cross frame and adjacent vertical supporting bar, upper crossbearer, lower cross frame, vertical supporting
Bar and the tilted supporter place of being connected are provided with trapezoidal backplate.
Slide rail is provided with above-mentioned upper crossbearer, feeder and discharging portion bottom are provided with slide block, feeder and discharging
Portion can slide on support, and heating part is fixed on support, and feeder and discharging portion can be realized and heating part by sliding
Separation with assembling.
Above-mentioned heating part housing for can folding housing, its side is hinged with heating part main part, and opposite side is can hook
The firmly grab of heating part main part, when grab hooks heating part main part, heating part housing closure, when grab is not hooked
During the main part of heating part, heating part housing can be opened, and electromagnetic heating coil exposes with barrel.
The gradient of above-mentioned barrel is 3 ° to 5 °.
The part that above-mentioned conveying pipeline and barrel is contacted with mineral aggregate is coated with anti-corrosion layer.
A kind of Electromagnetic Heating reactor rotary kiln of high stability of the present invention, arranges energy storage plug, energy storage in kiln body
One of effect of plug is a part of heat energy of storage, because the thermal capacitance of carbon-point is high, lighter compared to metal bar, energy storage capacity
Also it is higher, also can keep the temperature in expects pipe within a period of time in the event of a power failure, efficiency of energy utilization is higher.Other one
The individual carrying axle for functioning as spiral stirring sheet, for advancing mineral aggregate to advance.When Electromagnetic Heating reactor rotary kiln is operated, material
Pipe, energy storage plug are rotated, and by arranging velocity of rotation mineral aggregate pace is adjusted, and then adjust heat time heating time, this
Electromagnetic heating coil is wound with outside bright barrel, vortex is produced in expects pipe and energy storage carbon-point by electromagnetic induction, make expects pipe
And energy storage carbon-point temperature rises, by adjusting galvanic magnitude of voltage, heating-up temperature can be adjusted, make temperature-controllable, be passed through
Sprocket wheel, chain and motor are set around barrel, barrel is rotated, enable the breeze into feeding cylinder at the uniform velocity to advance, heat
Uniformly, rock around expects pipe to prevent from heating, in heating expects pipe back-up ring is fixed, then again back-up ring rear portion coordinates gear
Wheel, have gradient due to heating expects pipe itself, therefore heat expects pipe only can slide to the rear portion of itself, and gear wheel has blocked gear
Circle rear portion, makes heating expects pipe posteriorly to slide, and both sides are provided with Anti-shaking structure before and after heating part, heats expects pipe with two
Anti-shake roller formed triangle robust structure, make heating expects pipe cannot double swerve, the present invention realized by said structure it is right
Heating tube carries out many reorientations, prevents rotary kiln heating tube from rocking, and drastically increases the steady of Electromagnetic Heating reactor rotary kiln
It is qualitative.Present invention is particularly suitable for applications in selecting on gold mine.
Description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the A portions schematic enlarged-scale view of Fig. 1；Fig. 3 is the B portions schematic enlarged-scale view of Fig. 1；
Fig. 4 is the C portions schematic enlarged-scale view of Fig. 1；
Fig. 5 is the M-M sectional views of Fig. 1；
Fig. 6 is the axial sectional view of expects pipe；
Fig. 7 is the N-N sectional views in Fig. 5；
Fig. 8 is the circumferential sectional view of electromagnetic heating coil.
Reference is：Kiln body 1, feeder 2, charging aperture 21, conveying pipeline 22, conveying motor 22a, heating part 3, electromagnetism add
Heat coil 31, coil cooling tube 31a, middle cavity 31b, heating part housing 32, discharging portion 4, barrel 5, barrel motor 5a, chain
5b, barrel housing 51, energy storage plug 52, plug housing 52a, carbon core 52b, plug 52c, spiral stirring sheet 53, barrel stabilising arrangement
6th, back-up ring 61, gear wheel 62, anti-shake roller 63, support 7, upper crossbearer 71, lower cross frame 72, vertical supporting bar 73, tilted supporter 74, trapezoidal
Backplate 75.
Specific embodiment
Embodiments of the invention are described in further detail below in conjunction with accompanying drawing.
A kind of Electromagnetic Heating reactor rotary kiln of the high stability of the present invention, including kiln body 1, kiln body 1 from front to back according to
Secondary to be provided with feeder 2, heating part 3 and discharging portion 4, feeder 2 is provided with charging aperture 21 and conveying pipeline 22, before conveying pipeline 22
End connects with charging aperture 21, wherein：Heating part 3 is accessed in the rear end of conveying pipeline 22, and heating part 3 is provided with heating part housing 32, heats
In portion's housing 32 after having axially extending barrel 5, mineral aggregate to export from conveying pipeline 22, in entering feeding cylinder 5, during barrel 5 includes
Axially extending energy storage plug 52 is provided with empty barrel housing 51, barrel housing 51, energy storage plug 52 includes plug housing
The carbon core 52b of 52a and closure in plug housing 52a, is wound with the electromagnetism being made up of hollow fish line conductor outside barrel 5
Heating coil 31, after energization, electromagnetic heating coil 31 is induced by electromagnetic induction in barrel housing 51 and energy storage plug 52
Vortex, and then barrel housing 51 and energy storage plug 52 are heated, electromagnetic heating coil 31 is connected with coil cooling tube 31a, coil
Cooling tube 31a is connected with electromagnetic heating coil 31, and cooling water flows into the hollow of electromagnetic heating coil 31 by coil cooling tube 31a
In the 31b of chamber, lower the temperature for electromagnetic heating coil 31 from inside, barrel 5 have it is front it is high after low gradient, barrel 5 can not be to advancing slip
Dynamic, Electromagnetic Heating reactor rotary kiln also has barrel stabilising arrangement 6, and barrel stabilising arrangement 6 includes axial rock-steady structure and horizontal stroke
To rock-steady structure, axial rock-steady structure includes the back-up ring 61 being circumferentially provided on the outer wall of barrel 5, and a gear wheel is fixed with kiln body 1
62, gear wheel 62 keeps off prevents barrel 5 from sliding backward at the rear portion of back-up ring 61, and gear wheel 62 is rolled with back-up ring 61 and coordinated, lateral stability knot
Structure includes anti-shaking device, and anti-shaking device has two groups, is separately positioned on the front and rear of barrel 5, and every group of anti-shaking device includes two
Individual anti-shake roller 63, the first from left of anti-shake roller 63 1 right side is symmetrically against the bottom of barrel 5, makes barrel 5 and two shapes of anti-shake roller 63
Triangularity robust structure, barrel 5 is unable to double swerve.
In embodiment, conveying pipeline 22 is connected with conveying motor 22a, and barrel 5 is connected with barrel motor 5a, conveying
Motor 22a and barrel motor 5a are rotating speed adjustable motor.
In embodiment, anti-shaking device also includes roller mount, and anti-shake roller 63 is arranged in roller mount, roller mount fixed installation
On the support 7 of kiln body 1.
In embodiment, sprocket wheel is fixed with barrel 5, a chain 5b is around on sprocket wheel and is connected with barrel motor 5a,
Barrel motor 5a is rotated by driving chain 5b, so that barrel 5 is rotated.
In embodiment, it is close that the closure of plug housing 52a two ends has plug 52c, plug 52c and plug housing 52a to be collectively forming
The hollow body of envelope, by carbon core 52b sealings.
In embodiment, support 7 includes horizontally disposed upper crossbearer 71, lower cross frame 72, leads between upper crossbearer 71, lower cross frame 72
Cross vertical supporting bar 73 to connect, tilted supporter 74 is additionally provided between upper crossbearer 71, lower cross frame 72, the upper end of tilted supporter 74 is connected to
The junction of upper crossbearer 71 and vertical supporting bar 73, the lower end of tilted supporter 74 is connected to lower cross frame 72 with adjacent vertical supporting bar 73
Junction, upper crossbearer 71, lower cross frame 72, vertical supporting bar 53 and the place of being connected of tilted supporter 54 are provided with trapezoidal backplate
75。
In embodiment, slide rail is provided with upper crossbearer 71, feeder 2 and the bottom of discharging portion 4 are provided with slide block, feeder
2 and discharging portion 4 can slide on support 7, heating part 3 is fixed on support 7, and feeder 2 and discharging portion 4 can be by slips
Realization is separated and assembling with heating part 3.
In embodiment, heating part housing 32 for can folding housing, its side is hinged with the main part of heating part 3, opposite side
To hook the grab of the main part of heating part 3, when grab hooks 3 main part of heating part, heating part housing 32 is closed, when
When grab does not hook 3 main part of heating part, heating part housing 32 can be opened, and electromagnetic heating coil 31 exposes with barrel 5.
In embodiment, the gradient of barrel 5 is 3 ° to 5 °.
In embodiment, the part that conveying pipeline 22 and barrel 5 are contacted with mineral aggregate is coated with anti-corrosion layer.
The using method of the present invention is as follows：Breeze plus man-hour are being carried out, breeze is being taken to charging scffold, is being fallen from charging aperture 21
Enter, it should be noted that rhythm, prevents from disposably pouring into excessively when pouring into.Conveying motor 22a drives conveying pipeline 22 to rotate, and breeze is uniform
Ground is conveyed to heating part 3.Mineral aggregate enters in feeding cylinder 5, and barrel 5 and energy storage plug 52 rotate, and drives breeze to advance, system itself
The gradient of 3 ° to 5 ° for having, can further assist breeze to travel forward, and electromagnetic heating coil 31 is to barrel 5 and tank core
Rod 52 is heated, and the temperature in expects pipe 5 can be kept to maintain 1150 ° or so, and energy storage plug 52 can store the heat of a part,
The steady temperature that a period of time is maintained in barrel 5 can be still made when power is off.With the advance of mineral aggregate, mineral aggregate is heated properly,
Into discharging portion 4, then flow out from discharging portion 4 again.Present invention is particularly suitable for applications in selecting on gold mine.
The above is only the preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-described embodiment,
All technical schemes belonged under thinking of the present invention belong to protection scope of the present invention.It should be pointed out that for the art
For those of ordinary skill, some improvements and modifications without departing from the principles of the present invention should be regarded as the protection of the present invention
Scope.
Claims (8)
1. a kind of Electromagnetic Heating reactor rotary kiln of high stability, including kiln body (1), described kiln body (1) from front to back according to
Secondary to be provided with feeder (2), heating part (3) and discharging portion (4), described feeder (2) is provided with charging aperture (21) and conveying
Pipe (22), the front end of described conveying pipeline (22) connects with charging aperture (21), it is characterized in that：The rear end of described conveying pipeline (22)
Access heating part (3), described heating part (3) is provided with heating part housing (32), running through in described heating part housing (32) has
Axially extending barrel (5), from after conveying pipeline (22) output, in entering feeding cylinder (5), described barrel (5) is including hollow for mineral aggregate
Barrel housing (51), is provided with axially extending energy storage plug (52), described tank core in described barrel housing (51)
Carbon core (52b) of the rod (52) including plug housing (52a) and closure in plug housing (52a), described barrel (5) is outside
The electromagnetic heating coil (31) being made up of hollow fish line conductor is wound with, after energization, electromagnetic heating coil (31) is by electromagnetism
Sensing induces vortex in barrel housing (51) and energy storage plug (52), and then to barrel housing (51) and energy storage plug (52)
Heating, described electromagnetic heating coil (31) is connected with coil cooling tube (31a), described coil cooling tube (31a) and electromagnetism
Heating coil (31) is connected, and cooling water flows into the middle cavity (31b) of electromagnetic heating coil (31) by coil cooling tube (31a)
In, to lower the temperature for electromagnetic heating coil (31) from internal, with gradient low after front height, barrel (5) can not for described barrel (5)
Forward slip, Electromagnetic Heating reactor rotary kiln also has barrel stabilising arrangement (6), and described barrel stabilising arrangement (6) includes
Axial rock-steady structure and lateral stability structure, described axial rock-steady structure includes the gear being circumferentially provided on barrel (5) outer wall
Circle (61), is fixed with a gear wheel (62) in described kiln body (1), described gear wheel (62) gear prevents material at the rear portion of back-up ring (61)
Cylinder (5) is slided backward, and described gear wheel (62) is rolled with back-up ring (61) and coordinated, and described lateral stability structure is filled including anti-shake
Put, described anti-shaking device there are two groups, be separately positioned on the front and rear of barrel (5), every group of anti-shaking device is anti-including two
Roller (63) is shaken, the described the first from left of anti-shake roller (63) right side is symmetrically against barrel (5) bottom, barrel (5) is prevented with two
Shake roller (63) and form triangle robust structure, barrel (5) is unable to double swerve；Described conveying pipeline (22) and barrel (5) with
The part of mineral aggregate contact is coated with anti-corrosion layer.
2. a kind of Electromagnetic Heating reactor rotary kiln of high stability according to claim 1, is characterized in that：Described is defeated
Expects pipe (22) is connected with conveying motor (22a), and described barrel (5) is connected with barrel motor (5a), and described is defeated
Material motor (22a) and barrel motor (5a) are rotating speed adjustable motor.
3. a kind of Electromagnetic Heating reactor rotary kiln of high stability according to claim 2, is characterized in that：Described is anti-
Shaking device also includes roller mount, and in roller mount, described roller mount is fixedly mounted on kiln to described anti-shake roller (63)
On the support (7) of body (1).
4. a kind of Electromagnetic Heating reactor rotary kiln of high stability according to claim 3, is characterized in that：Described material
Sprocket wheel is fixed with cylinder (5), a chain (5b) is around on sprocket wheel and is connected with barrel motor (5a), described barrel motor
(5a) rotated by driving chain (5b), so that barrel (5) is rotated.
5. a kind of Electromagnetic Heating reactor rotary kiln of high stability according to claim 4, is characterized in that：Described core
The closure of rod housing (52a) two ends has plug (52c), and described plug (52c) and plug housing (52a) is collectively forming the sky of sealing
Heart body, by carbon core (52b) sealing.
6. a kind of Electromagnetic Heating reactor rotary kiln of high stability according to claim 5, is characterized in that：Described props up
Frame (7) includes horizontally disposed upper crossbearer (71), lower cross frame (72), and described upper crossbearer (71), lower cross frame pass through between (72)
Vertical supporting bar (73) connects, and between described upper crossbearer (71), lower cross frame (72) tilted supporter (74) is additionally provided with, and described is oblique
The upper end of support (74) is connected to the junction of crossbearer (71) and vertical supporting bar (73), and the lower end of tilted supporter (74) is connected to
The junction of lower cross frame (72) and adjacent vertical supporting bar (73), described upper crossbearer (71), lower cross frame (72), vertical supporting bar
And tilted supporter (54) place of being connected is provided with trapezoidal backplate (75) (53).
7. a kind of Electromagnetic Heating reactor rotary kiln of high stability according to claim 6, is characterized in that：Described is upper
Slide rail is provided with crossbearer (71), described feeder (2) and discharging portion (4) bottom is provided with slide block, described feeder
(2) can slide on support (7) with discharging portion (4), described heating part (3) is fixed on support (7), described feeder
(2) can pass through to slide and realize separating and assembling with heating part (3) with discharging portion (4).
8. a kind of Electromagnetic Heating reactor rotary kiln of high stability according to claim 7, is characterized in that：Described adds
Hot portion's housing (32) for can folding housing, its side is hinged with heating part (3) main part, and opposite side is can to hook heating part
(3) grab of main part, when grab hooks heating part (3) main part, heating part housing (32) closure, when the non-hook of grab
Firmly during heating part (3) main part, heating part housing (32) can be opened, and electromagnetic heating coil (31) exposes with barrel (5).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510622509.4A CN105258497B (en) | 2015-09-28 | 2015-09-28 | Electromagnetic heating reaction kettle rotary kiln with high stability |
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| CN201510622509.4A CN105258497B (en) | 2015-09-28 | 2015-09-28 | Electromagnetic heating reaction kettle rotary kiln with high stability |
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| CN105258497B true CN105258497B (en) | 2017-04-12 |
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| Publication number | Publication date |
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| CN105258497A (en) | 2016-01-20 |
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