CN109579512B - Multisection type rotary kiln - Google Patents
Multisection type rotary kiln Download PDFInfo
- Publication number
- CN109579512B CN109579512B CN201811441513.0A CN201811441513A CN109579512B CN 109579512 B CN109579512 B CN 109579512B CN 201811441513 A CN201811441513 A CN 201811441513A CN 109579512 B CN109579512 B CN 109579512B
- Authority
- CN
- China
- Prior art keywords
- kiln body
- type rotary
- multisection type
- microwave
- section kiln
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
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
- F27B7/02—Rotary-drum furnaces, i.e. horizontal or slightly inclined of multiple-chamber or multiple-drum type
-
- 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
- F27B7/10—Rotary-drum furnaces, i.e. horizontal or slightly inclined internally heated, e.g. by means of passages in the wall
-
- 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
-
- 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
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B6/00—Heating by electric, magnetic or electromagnetic fields
- H05B6/64—Heating using microwaves
- H05B6/76—Prevention of microwave leakage, e.g. door sealings
Abstract
The invention discloses a kind of multisection type rotary kilns.The transmission device of the multisection type rotary kiln includes fixed section kiln body, connect respectively with the both ends of the fixed section kiln body rotation section kiln body, the driving rotation section kiln body rotation, the microwave source system set on the fixed section kiln body and for carrying out microwave heating to material in kiln, set on the microwave baffling device of the multisection type rotary kiln feed end and discharge end and set on the sealing device of the fixed section kiln body and rotation section kiln body connecting portion.Multisection type rotary kiln provided by the invention, it is at least three-stage by kiln design, and microwave source system is installed in fixed section kiln body, heat supply is carried out to the material in rotary kiln by microwave source system, it can avoid " the cold " center " phenomenon; material is heated evenly, stable product quality in traditional heating mode；And heating process is inside and outside while carrying out, and can drastically reduce the time of heat transfer, dry materials are high-efficient.
Description
Technical field
The present invention relates to metallurgical technology field, in particular to a kind of multisection type rotary kiln for metal reduction roasting.
Background technique
Reduction roasting refers to makes the metal oxide in ore or concentrate be reduced into metal or the metal in a reducing atmosphere
Low oxide roasting process.The equipment that reduction roasting generallys use is internal heat type rotary kiln.
Its kiln body of traditional rotary kiln is the whole section cylinder of single hop, and kiln body is supported by multiple groups support catch wheel device, by transmission device
It is driven and is rotated by gear wheel, one end installation charging cover, the other end installs discharge cover, and heat source is mounted on one of rotary kiln
End.Energy needed for reaction is supplied by one end of kiln body in kiln, and material can not be evenly heated along stroke directions in kiln；Separately
On the one hand, the maturing temperature of rotary kiln is high, and energy consumption is high, and is easily sintered, and reduction effect is influenced, so that product quality is not
Stablize.
In consideration of it, it is necessary to provide a kind of new roasting techniques to solve above-mentioned technical problem.
Summary of the invention
It is intracorporal to kiln using microwave source system the technical problem to be solved in the present invention is to provide a kind of multisection type rotary kiln
Material carry out heat supply, can avoid traditional heating mode in " cold " center " phenomenon, material are heated evenly, stable product quality；And
Heating process is inside and outside while carrying out, and can drastically reduce the time of heat transfer, dry materials are high-efficient.
To solve the above-mentioned problems, technical scheme is as follows:
A kind of multisection type rotary kiln, the rotation being connect including fixed section kiln body, respectively with the both ends of the fixed section kiln body
Section kiln body, driving it is described rotation section kiln body rotation transmission device, be set to the fixed section kiln body and for material in kiln into
The microwave source system of row microwave heating, set on the multisection type rotary kiln feed end and discharge end microwave baffling device and set
In the sealing device of the fixed section kiln body and rotation section kiln body connecting portion.
Further, the fixed section kiln body includes inner sleeve, the housing for surrounding inner sleeve setting, through set on described interior
The heat donor passage of formation is covered with sleeve side wall and is connected to, the microwave source system provides heat by the heat donor passage into kiln body
Source.
Further, the quantity of the heat donor passage is 2-4, and the microwave source system and the heat donor passage one are a pair of
It answers.
Further, the sealing device include be formed in it is outer between the housing and the rotation section kiln body outer surface
Sealing device and the inner sealing device being formed between the inner sleeve and the rotation section kiln body end face.
Further, the outer sealing device is flexibly connected with the outer surface of the rotation section kiln body.
Further, the multisection type rotary kiln further includes being set to the rotation section kiln body close to fixed section kiln body end
The end plate in face, the both ends of the inner sleeve and the end plate cooperatively form the inner sealing device.
Further, the multisection type rotary kiln further includes being set to the rotation section kiln body close to the fixed section kiln body one
The material scraping plate at end, the material scraping plate are obliquely installed and extend in the fixed section kiln body.
Further, the microwave source system includes microwave launcher tube and temperature measuring equipment, the fixed peace of the microwave launcher tube
Loaded on the heat donor passage, the temperature measuring equipment is for detecting environment temperature in kiln, and the temperature measuring equipment and the microwave are sent out
Penetrate pipe electrical connection.
Further, the rotation section kiln body is by same group of drive.
Further, the microwave baffling device is microwave reflection plate.
Compared with prior art, multisection type rotary kiln provided by the invention, beneficial effect are:
One, kiln design is at least three-stage, respectively includes fixed section kiln body by multisection type rotary kiln provided by the invention
The rotation section kiln body being connect with fixed section kiln body both ends, and microwave source system is installed in fixed section kiln body, pass through microwave source
System carries out heat supply to the material in rotary kiln.Under microwave energy effect, the material in rotary kiln absorbs microwave, itself medium damage
Consumption fever, heating process is inside and outside while carrying out, thus drastically reduces the time of heat transfer, and dry materials are high-efficient；
And can avoid traditional heating mode in " cold " center " phenomenon, material are heated evenly, stable product quality.
Two, multisection type rotary kiln provided by the invention, fixed section kiln body are combined by inner sleeve and housing and are formed, housing and rotation
Section kiln body is sealed between outer surface by outer sealing device, is carried out between inner sleeve and rotation section kiln body end face by inner sealing device
Sealing, the setting of two layers of sealing device can increase fixed section kiln body and rotate the leakproofness of section kiln body, prevent material from revealing；Gu
Determine section kiln body and combined by inner sleeve and housing to be formed, housing has effects that heat preservation, can reduce heat loss.
Three, multisection type rotary kiln provided by the invention is provided with material scraping plate in the end of rotation section kiln body, and material scraping plate inclines
Tiltedly it is arranged and extends in fixed section kiln body, rotate in section kiln body rotary course, drive material scraping plate rotation, so that directing material is logical
Fixed section kiln body is crossed without generating buildup.
Four, multisection type rotary kiln provided by the invention is arranged microwave baffling device in feed end and discharge end, microwave is made to exist
Feed end and discharge end will not generate lossy microwave there is a situation where refraction, caused by avoiding energy loss and microwave refractometer
Environmental pollution.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is the structural schematic diagram of multisection type rotary kiln provided by the invention；
Fig. 2 is the assembling structure schematic diagram of fixed section kiln body and rotation section kiln body in multisection type rotary kiln shown in Fig. 1.
Specific embodiment
Technical solution in embodiment in order to enable those skilled in the art to better understand the present invention, and make of the invention
Above objects, features, and advantages can be more obvious and easy to understand, with reference to the accompanying drawing makees a specific embodiment of the invention into one
The explanation of step.
It should be noted that being used to help understand the present invention for the explanation of these embodiments, but do not constitute
Limitation of the invention.In addition, as long as technical characteristic involved in the various embodiments of the present invention described below is each other
Between do not constitute conflict and can be combined with each other.
Referring to Fig. 1, being the structural schematic diagram of multisection type rotary kiln provided by the invention.Multisection type rotary kiln of the invention
100 include rotation section kiln body 1, driving rotation section kiln body 1 rotate transmission device 2, support rotation section kiln body 1 riding wheel apparatus 3,
Fixed section kiln body 4, for fixed section kiln body 4 and rotation 1 junction of section kiln body sealing sealing device 5, be set to fixed section kiln body 4
Microwave source system 6, set on rotation 1 feed end of section kiln body and discharge end microwave baffling device 7.Wherein rotation section kiln body 1 to
It is less two sections, fixed section kiln body 4 is at least one section, and the both ends of fixed section kiln body 4 are connect with one section of rotation section kiln body 1 respectively.
The structure for rotating section kiln body 1 is similar to the structure of existing rotary kiln, and every section of rotation section kiln body 1 is by least two groups support roller
Device 3 supports, and is driven by transmission device 2.
In the present embodiment, the quantity of rotation section kiln body 1 is two sections, i.e., multisection type rotary kiln 100 of the invention is three-stage.
Two sections of rotation section kiln bodies 1 can be driven by one group of transmission device 2, or every section of rotation section kiln body 1 is respectively by one group of transmission
Device 2 drives.Wherein the principle of the structure of transmission device 2 and its driving rotation section kiln body 1 is referring to rotary kiln in the prior art
Dependency structure, this will not be repeated here.
For convenience of description, the feed end of multisection type rotary kiln 100 and discharge end are respectively labeled as feed end 11, discharge end
12.Design according to the present invention, two sections of head and the tail of multisection type rotary kiln are rotation section kiln body, therefore, feed end 11 and discharging
End 12 is respectively positioned in rotation section kiln body 1.
Fig. 2 is please referred to, is the assembling structure of fixed section kiln body and rotation section kiln body in multisection type rotary kiln shown in Fig. 1
Schematic diagram.Fixed section kiln body 4 is fixedly supported on mounting platform, and in the multisection type rotary kiln course of work, fixed section kiln body 4 is not
Rotation.And fixed section kiln body 4 is located at the centre of two sections of rotation section kiln bodies 1 comprising inner sleeve 41, the housing being arranged around inner sleeve 41
42, through being set to inner sleeve with sleeve side wall and being connected to the heat donor passage 43 of formation, wherein inner sleeve 41 and the setting of the interval of housing 42, interior
Set 41 is material movement channel, and housing 42 is in addition to reducing for other than installing microwave source system 6, can be also used for material heat preservation
The heat loss of fixed section kiln body.
Material leakage occurs for fixed section kiln body 4 and rotation 1 junction of section kiln body in order to prevent, needs in fixed section kiln body 4
Processing is sealed with rotation 1 junction of section kiln body.In the present embodiment, sealing device 5 includes outer sealing device 51 and interior sealing
Device 52, wherein outer sealing device 51 is formed between housing 42 and rotation section kiln body 1, for housing 42 and rotation section kiln body 1
Sealing between outer surface；Inner sealing device 52 is formed between inner sleeve 41 and rotation section kiln body 1, for inner sleeve 41 and rotation section
Sealing between 1 end face of kiln body.
Preferably, outer sealing device 51 is flexibly connected with the outer surface of rotation section kiln body 1, makes outer sealing device 51 can be with rotation
Turn section kiln body 1 to rotate together.
End plate 8, the end cooperation shape of end plate 8 and inner sleeve 41 are equipped with close to the end face of fixed section kiln body 4 in rotation section kiln body 1
At inner sealing device 52.The inner sealing device 52 of formation can be labyrinth sealing, have many advantages, such as that sealing effect is good.
Microwave source system 6 is fixedly installed at the heat donor passage 43 of fixed section kiln body 4, through heat donor passage 43 into kiln body
Heat source is provided.It includes being fixedly installed in the microwave launcher tube (not shown) of heat donor passage 43 and being electrically connected with microwave launcher tube
Temperature measuring equipment (not shown), temperature measuring equipment control by the intracorporal environment temperature of real-time detection kiln and adjust Microwave emission
The microwave frequency of pipe transmitting.
Under microwave energy effect, the material in rotary kiln absorbs microwave, and the fever of itself dielectric loss, heating process is inside and outside
It carries out simultaneously, thus drastically reduces the time of heat transfer, dry materials are high-efficient；And it can avoid in traditional heating mode
" cold " center " phenomenon, material inside and outside are heated evenly, stable product quality.
Since microwave has the characteristic of refraction, it is therefore desirable to be respectively set in the feed end 11 and discharge end 12 of rotary kiln micro-
Wave baffling device 7 avoids microwave energy loss and causes environmental pollution.Preferably, microwave baffling device 7 is set on rotation section kiln
The microwave reflection plate of body feed end 11 and discharge end 12 is reflected the microwave at this by microwave reflection plate, not only can be with
It prevents microwave refractometer and causes environmental pollution, and the microwave after reflection is again used to material heating, improves energy utilization
Efficiency reduces energy consumption.
Since fixed section kiln body 4 does not rotate during the work time, quickly circulate in fixed section kiln body 4 for the ease of material
Without generating buildup, in the present embodiment, material scraping plate 9 is equipped in rotation section kiln body 1, it is close that material scraping plate 9 is located at rotation section kiln body 1
One end of fixed section kiln body 4, and material scraping plate 9 is obliquely installed and extends in fixed section kiln body 4.When rotating the rotation of section kiln body 1, band
Dynamic material scraping plate 9 rotates, to push the Flow of Goods and Materials in fixed section kiln body 4, Flow of Goods and Materials efficiency, another party on the one hand can be improved
Face makes the intracorporal material of fixed section kiln receive the radiation of microwave in rotation, and material is in dynamic process, microwave thermal can be improved
The utilization efficiency of amount.Preferably, 9 inclined direction of material scraping plate positioned at 4 both ends of fixed section kiln body is consistent, makes material by consistent
Flow direction flowing, improves the flow rate of material in fixed section kiln body 4.
Multisection type rotary kiln provided by the invention, can be according to temperature that material needs to roast, output, calcined by rotary kiln
The factors such as product category select the quantity of heat donor passage 43, and accordingly, microwave source system 6 and heat donor passage correspond.It is preferred that
Ground, the quantity of heat donor passage 43 are 2-4, keep material heated more evenly.When heat donor passage 43 be it is multiple when, microwave source system from
When multiple directions provide heat source for material in kiln body, it is preferable that heat donor passage 43 is uniformly distributed.
In concrete application, temperature, output, the product category of calcined by rotary kiln etc. that can also need to roast according to material
Factor, setting fixed section kiln body 4 and the number of segment for rotating section kiln body 1, relationship are as follows: set the number of segment of fixed section kiln body 4 as N, it is right
Ying Di, the number of segment of rotation section kiln body 1 are N+1, and wherein N is natural number；And fixed section kiln body 4 is arranged alternately with rotation section kiln body 1,
Wherein fixed section kiln body 4 can only be located between two sections of rotation section kiln bodies 1.
Multisection type rotary kiln provided by the invention be obliquely installed, inclined direction be from feed end 11 to discharge end 12 to
Lower inclination, improves the flow rate of material, and facilitates discharging.
Compared with prior art, multisection type rotary kiln provided by the invention, beneficial effect are:
One, kiln design is at least three-stage, respectively includes fixed section kiln body by multisection type rotary kiln provided by the invention
The rotation section kiln body being connect with fixed section kiln body both ends, and microwave source system is installed in fixed section kiln body, pass through microwave source
System carries out heat supply to the material in rotary kiln.Under microwave energy effect, the material in rotary kiln absorbs microwave, itself medium damage
Consumption fever, heating process is inside and outside while carrying out, thus drastically reduces the time of heat transfer, and dry materials are high-efficient；
And can avoid traditional heating mode in " cold " center " phenomenon, material are heated evenly, stable product quality.
Two, multisection type rotary kiln provided by the invention, fixed section kiln body are combined by inner sleeve and housing and are formed, housing and rotation
Section kiln body is sealed between outer surface by outer sealing device, is carried out between inner sleeve and rotation section kiln body end face by inner sealing device
Sealing, the setting of two layers of sealing device can increase fixed section kiln body and rotate the leakproofness of section kiln body, prevent material from revealing；Gu
Determine section kiln body and combined by inner sleeve and housing to be formed, housing has effects that heat preservation, can reduce heat loss.
Three, multisection type rotary kiln provided by the invention is provided with material scraping plate in the end of rotation section kiln body, and material scraping plate inclines
Tiltedly it is arranged and extends in fixed section kiln body, rotate in section kiln body rotary course, drive material scraping plate rotation, so that directing material is logical
Fixed section kiln body is crossed without generating buildup.
Four, multisection type rotary kiln provided by the invention obstructs dress in rotation section kiln body feed end and discharge end setting microwave
It sets, microwave is made not generate lossy microwave there is a situation where refraction in feed end and discharge end, avoid energy loss and micro-
Environmental pollution caused by wave refraction.
All the embodiments in this specification are described in a progressive manner, same and similar portion between each embodiment
Dividing may refer to each other, and the highlights of each of the examples are differences from other embodiments.
Embodiments of the present invention are explained in detail in conjunction with attached drawing above, but the present invention is not limited to described reality
Apply mode.To those skilled in the art, without departing from the principles and spirit of the present invention to these embodiments
The a variety of change, modification, replacement and modification carried out are still fallen within protection scope of the present invention.
Claims (9)
1. a kind of multisection type rotary kiln, which is characterized in that connect including fixed section kiln body, respectively with the both ends of the fixed section kiln body
The transmission device of the rotation section kiln body, the driving rotation section kiln body rotation that connect is set to the fixed section kiln body and for kiln
Interior material carries out the microwave source system of microwave heating, obstructs dress set on the microwave of the multisection type rotary kiln feed end and discharge end
It sets and set on the fixed section kiln body and the sealing device for rotating section kiln body connecting portion；The fixed section kiln body includes inner sleeve
With the housing around inner sleeve setting, the sealing device includes being formed in the housing and rotation section kiln body outer surface
Between outer sealing device and be formed in the inner sleeve and it is described rotation section kiln body end face between inner sealing device.
2. multisection type rotary kiln according to claim 1, which is characterized in that the fixed section kiln body further includes running through to be set to
The inner sleeve is with sleeve side wall and is connected to the heat donor passage of formation, and the microwave source system is by the heat donor passage into kiln body
Heat source is provided.
3. multisection type rotary kiln according to claim 2, which is characterized in that the quantity of the heat donor passage is 2-4, institute
It states microwave source system and the heat donor passage corresponds.
4. multisection type rotary kiln according to claim 1, which is characterized in that the outer sealing device and the rotation section kiln
The outer surface of body is flexibly connected.
5. multisection type rotary kiln according to claim 1, which is characterized in that the multisection type rotary kiln further includes being set to institute
It states rotation section kiln body and cooperatively forms institute close to the end plate of fixed section kiln body end face, the both ends of the inner sleeve and the end plate
State inner sealing device.
6. multisection type rotary kiln according to claim 1, which is characterized in that the multisection type rotary kiln further includes being set to institute
Rotation section kiln body is stated close to the material scraping plate of fixed section kiln body one end, the material scraping plate is obliquely installed and extends to the fixation
In section kiln body.
7. multisection type rotary kiln according to claim 2, which is characterized in that the microwave source system includes microwave launcher tube
And temperature measuring equipment, the microwave launcher tube are fixedly installed in the heat donor passage, the temperature measuring equipment is for detecting environment in kiln
Temperature, and the temperature measuring equipment is electrically connected with the microwave launcher tube.
8. multisection type rotary kiln described in any one of -7 according to claim 1, which is characterized in that the rotation section kiln body is by same
One group of drive.
9. multisection type rotary kiln described in any one of -7 according to claim 1, which is characterized in that the microwave baffling device is
Microwave reflection plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811441513.0A CN109579512B (en) | 2018-11-29 | 2018-11-29 | Multisection type rotary kiln |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811441513.0A CN109579512B (en) | 2018-11-29 | 2018-11-29 | Multisection type rotary kiln |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109579512A CN109579512A (en) | 2019-04-05 |
| CN109579512B true CN109579512B (en) | 2019-11-12 |
Family
ID=65925511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811441513.0A Active CN109579512B (en) | 2018-11-29 | 2018-11-29 | Multisection type rotary kiln |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109579512B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR3136840A1 (en) | 2022-06-17 | 2023-12-22 | Innovation & Development Company | microwave rotary kiln for heat treatment of divided materials |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004028331A (en) * | 2002-09-30 | 2004-01-29 | Koichi Sakakibara | Sealing device for large-diameter rotator |
| CN1769827A (en) * | 2004-11-03 | 2006-05-10 | 长沙银芒化工科技有限公司 | Combined respectively driving and segmented external heating rotary kiln |
| CN201819540U (en) * | 2010-09-21 | 2011-05-04 | 吉林吉恩镍业股份有限公司 | Fixed temperature-regulating kiln of multi-section high temperature reduction rotary kiln |
| CN102954685A (en) * | 2011-08-29 | 2013-03-06 | 攀钢集团有限公司 | Sectioned type rotary pit |
| CN205528598U (en) * | 2016-01-14 | 2016-08-31 | 王崇峰 | Dry distillation system is divided to low temperature fine coal temperature in inside and outside hot type |
| CN108759459A (en) * | 2018-07-06 | 2018-11-06 | 中南大学 | Lithium ion battery material microwave radiation technology dynamic continuous calcining equipment and method for calcinating |
-
2018
- 2018-11-29 CN CN201811441513.0A patent/CN109579512B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004028331A (en) * | 2002-09-30 | 2004-01-29 | Koichi Sakakibara | Sealing device for large-diameter rotator |
| CN1769827A (en) * | 2004-11-03 | 2006-05-10 | 长沙银芒化工科技有限公司 | Combined respectively driving and segmented external heating rotary kiln |
| CN201819540U (en) * | 2010-09-21 | 2011-05-04 | 吉林吉恩镍业股份有限公司 | Fixed temperature-regulating kiln of multi-section high temperature reduction rotary kiln |
| CN102954685A (en) * | 2011-08-29 | 2013-03-06 | 攀钢集团有限公司 | Sectioned type rotary pit |
| CN205528598U (en) * | 2016-01-14 | 2016-08-31 | 王崇峰 | Dry distillation system is divided to low temperature fine coal temperature in inside and outside hot type |
| CN108759459A (en) * | 2018-07-06 | 2018-11-06 | 中南大学 | Lithium ion battery material microwave radiation technology dynamic continuous calcining equipment and method for calcinating |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109579512A (en) | 2019-04-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109579512B (en) | Multisection type rotary kiln | |
| CN105423726A (en) | Medicinal material dryer | |
| CN209197442U (en) | A kind of multisection type rotary kiln | |
| CN219064106U (en) | High-temperature vacuum rotary furnace | |
| CN105115280A (en) | Traditional Chinese medicine drying device | |
| CN207455908U (en) | A kind of aeration heating unit | |
| CN208983778U (en) | It is a kind of bilayer gradient heat exchange type efficiently turn round drying oven | |
| CN206308313U (en) | A kind of circulation pyrolysis oven and the pyrolysis system with it | |
| CN211903710U (en) | Double-layer rotary kiln | |
| CN210107975U (en) | A drying device for pigment production | |
| CN210654925U (en) | Auger conveyer with heating function | |
| CN206496590U (en) | A kind of microwave material drying device | |
| CN207600183U (en) | A kind of rotary microwave metallurgical furnace | |
| CN205784351U (en) | Improvement vacuum dryer | |
| RU2374580C1 (en) | Drum-type vacuum dryer of thermolabile products with two-stage inductive heating | |
| CN209605568U (en) | Tray drier distribution device | |
| CN205264839U (en) | Microwave pad | |
| CN215766311U (en) | Drying device and drying equipment | |
| CN110509612A (en) | A kind of efficient flash baking equipment of paper tube | |
| CN109036734A (en) | Baker energy saver and its processing technology during a kind of enameled wire machining | |
| CN207375023U (en) | A kind of advanced manufacture raw material drying storage device | |
| CN108300853A (en) | Cooling for reduced iron and waste-heat recovery device | |
| CN109279279A (en) | A kind of circulating water screw conveyor | |
| CN205690804U (en) | Novel evacuated dehydrator | |
| CN2583598Y (en) | Box-type microwave heater using rotary antenna energy feed |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |