CN108613544A - Chemical industry reducing metal apparatus for rotating - Google Patents
Chemical industry reducing metal apparatus for rotating Download PDFInfo
- Publication number
- CN108613544A CN108613544A CN201810532780.2A CN201810532780A CN108613544A CN 108613544 A CN108613544 A CN 108613544A CN 201810532780 A CN201810532780 A CN 201810532780A CN 108613544 A CN108613544 A CN 108613544A
- Authority
- CN
- China
- Prior art keywords
- kiln
- gas tank
- annular gas
- tank seat
- kiln body
- 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.)
- Pending
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
- F27B7/10—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
- 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
- F27B7/22—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
- F27B7/34—Arrangements of heating devices
-
- 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
- F27B2007/2246—Support rollers
- F27B2007/228—Support rollers comprising rollable bodies
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Muffle Furnaces And Rotary Kilns (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The invention discloses a kind of chemical industry reducing metal apparatus for rotating, it include the rotary kiln rotated on wheel holding mechanism component and under motor driver drive, rotary kiln includes kiln body and is installed on the kiln hood body and kiln tail body of kiln body front and rear ends, annular gas tank seat before, during and after following kiln body to rotate is coaxially provided on inner wall before, during and after kiln body respectively, the heat exchanger tube of at least one circle circumference uniform distribution is communicated between adjacent annular gas tank seat, smoke-intake pipe annular gas tank seat before radial communication in kiln hood body, pipe annular gas tank seat after radial communication in kiln tail body；Insulating layer is formed filled with thermal insulation material between each heat exchanger tube gap, is poured between the insulating layer and kiln body inner wall filled with refractory material and forms flame retardant coating, is equipped in insulating layer and is rotated with kiln body and drive material from the liter act formula shovelling plate of front end conveying to the back-end.The present invention uses completely new interior design, and simple in structure, manufacturing cost is low, and good effect of heat exchange is stable, easy to maintain.
Description
Technical field
The present invention relates to mining industry smelting equipment, specially a kind of chemical industry reducing metal apparatus for rotating.
Background technology
Currently, the common reduction apparatus of metallurgy industry is based on rotary kiln, and rotary kiln mainly divides internal heat type and external-heat.
The characteristics of internal heat type is：It is burnt and is reduced directly with coal base, production capacity is big, but reducing atmosphere is uncontrollable, reduction atmosphere is poor,
Reduction rate is low, and environmental protection is difficult up to standard；For external-heating rotary kiln compared with internal heat type, reduction atmosphere is more preferable, reduction rate is high, but system is set
Standby host tool difficult sealing control, kiln body is easy to be affected by temperature deformation in production process, and reaction mass easily corrodes, and service life is short,
High energy consumption.
For producing manganese oxide, in the production engineering that manganese dioxide is restored via carbon, the rotary kiln as core is set
Standby, main function is to obtain product manganese oxide and exhaust carbon dioxide using material reduction process.
The rotary kiln is energized by outer heat, heating rotary kiln cylinder body, and rotating cylinder is heated to heat materials inside, material
Reduction reaction occurs with carbon under the temperature condition for reaching reduction, obtains product.
However in reality, first, first heating cylinder causes barrel temperature high, cylinder must use high temperature resistant material to manufacture,
Because temperature higher material rigidity is low, it need to arrange more set supporting roller components, cause cost high；Second is that heating and temperature control is not easy, nothing
Material is quickly heated to the temperature spot that spontaneous combustion restores by method.
Invention content
In view of the deficiencies of the prior art, the technical problem to be solved by the present invention is to propose a kind of reduction manufacture and use
Cost improves material heating rate, reduces the chemical industry reducing metal apparatus for rotating of energy consumption.
The chemical industry reducing metal apparatus for rotating of above-mentioned technical problem can be solved, technical solution includes being set to support roller to support
The rotary kiln rotated on component and under motor driver drive, except that the rotary kiln includes kiln body and is installed on
The kiln hood body and kiln tail body at kiln body both ends are coaxially provided on the inner wall before, during and after the kiln body and kiln body to be followed to rotate respectively
Before, during and after annular gas tank, the heat exchanger tube of at least one circle circumference uniform distribution is communicated between adjacent annular gas tank, smoke-intake pipe is in kiln hood
Annular gas tank seat before internal radial communication, pipe annular gas tank seat after radial communication in kiln tail body；Each heat exchanger tube gap it
Between filled with thermal insulation material form insulating layer, pour filled with refractory material and formed between the insulating layer and kiln body inner wall
Flame retardant coating, interior be equipped with of insulating layer rotate with kiln body and drive material from the liter act formula shovelling plate of front end conveying to the back-end.
It is to eliminate the measure that influence of the heat exchanger tube thermal stress to annular gas tank seat is taken：The middle annular gas tank seat with
Kiln body inner wall is fixedly mounted, and preceding annular gas tank seat and rear annular gas tank seat install (in an axial direction) in wall slip in kiln body, described to change
Heat pipe is connected to corresponding preceding annular gas tank seat or rear annular gas tank seat by respective expansion joint.
Conventionally, the kiln hood body is equipped with feed screw structure.
Conventionally, the heat exchanger tube uses heat resisting pipe.
Further, the wheel holding mechanism component uses forward and backward wheel holding mechanism.
Conventionally, the kiln body inclination is installed on forward and backward wheel holding mechanism.
The axis of the kiln body and the angle of horizontal plane are preferably 0 °~15 °.
Beneficial effects of the present invention：
1, chemical industry reducing metal apparatus for rotating small investment of the present invention, the construction period is short, stable under hot conditions, uses
Long lifespan.
2, energy-saving production technology of the invention environmental protection, manipulation is simple, and tolerance is adjustable, and the time is controllable, and energy consumption is conventional furnaces
50%.
3, the present invention uses completely new interior design, and simple in structure, manufacturing cost is low, and good effect of heat exchange is easy to maintain.
Description of the drawings
Fig. 1 is the three-dimensional structure diagram of one embodiment of the present invention.
Fig. 2 is the front view of Fig. 1 embodiments.
Fig. 3 is the internal structure schematic diagram of Fig. 2.
Figure number identifies：1, preceding wheel holding mechanism；2, rear wheel holding mechanism；3, motor driver；4, rotary kiln；5, kiln body；6、
Preceding annular gas tank seat；7, middle annular gas tank seat；8, rear annular gas tank seat；9, heat exchanger tube；10, expansion joint；11, feed inlet；12, kiln
Head body；13, kiln tail body；14, into fume pipe；15, go out fume pipe；16, act formula shovelling plate is risen.
Specific implementation mode
Illustrated embodiment is described further technical scheme of the present invention below in conjunction with the accompanying drawings.
Chemical industry reducing metal of the present invention apparatus for rotating, main structure body are rotary kiln 4, the front and rear portions of the rotary kiln 4
Kiln body 5 is by preceding wheel holding mechanism 1 and the support of rear wheel holding mechanism 2 (axis of kiln body 5 and the angle of horizontal plane be 0 °~15 °), revolution
The front and back ends of kiln 4 are respectively equipped with kiln hood body 12 and kiln tail body 13, and the kiln hood body 12 is equipped with feed inlet 11, and (connection spiral is given
Material machine) and into fume pipe 14, the kiln tail body 13 is equipped with out fume pipe 15, motor driver 3 drives kiln body 5 to rotate, such as
Shown in Fig. 1, Fig. 2.
The kiln body 5 is single layer cylinder (being made of steel plate edge rolling), is coaxially set respectively on the inner wall before, during and after kiln body 5
Annular gas tank seat 6,7,8 before, during and after having, the middle annular gas tank seat 7 are fixedly installed in kiln body 5, annular gas tank seat 6 before described
(being axially movable) is installed in slip at wall in kiln body 5 with rear annular gas tank seat 8, preceding annular gas tank seat 6 and middle annular gas tank
By heat exchanger tube 9 (using heat resisting pipe) connection that a circle circumference is uniformly distributed between seat 7, one end of each heat exchanger tube 9 connects middle ring
The other end of shape gas tank seat 7, each heat exchanger tube 9 connects preceding annular gas tank seat 6 by respective expansion joint 10；Likewise, after described
Between annular gas tank seat 8 and middle annular gas tank seat 7 even also by the uniformly distributed heat exchanger tube 9 (using heat resisting pipe) of a circle circumference
It is logical, annular gas tank seat 7 in one end connection of each heat exchanger tube 9, after the other end of each heat exchanger tube 9 is connected by respective expansion joint 10
Annular gas tank seat 8；It is described into fume pipe 14 by annular gas tank seat 6 before the connection of the radial smoke pipe of circumference uniform distribution, it is described go out flue gas
Annular gas tank seat 8 after the radial smoke pipe connection that pipe 15 passes through circumference uniform distribution, as shown in Figure 3.
Cyclic annular insulating layer is formed filled with thermal insulation material between 9 gap of each heat exchanger tube, and (cyclic annular insulating layer wraps heat exchanger tube 9
Cover wherein), it pours filled with refractory material and forms flame retardant coating between 5 inner wall of cyclic annular insulating layer and kiln body, cyclic annular insulating layer
Inner wall, which is equipped with, rises act formula shovelling plate 16, and with the rotation of kiln body 5, the liter act formula shovelling plate 16 drives material from the front end of kiln body 5
It conveys to the back-end, as shown in Figure 3.
The method of operation of the present invention is：
1, for rotary kiln 4 in rotary course, material enters kiln by screw(-type) feeder and through the feed inlet of kiln hood body 12 11
In the cyclic annular insulating layer of body 5, liter lift formula shovelling plate 16 under the action of, material is conveyed from kiln hood body 12 to 13 direction of kiln tail body；Heat
Flue gas into fume pipe 14 by entering, the heat exchanger tube 9 between premenstrual annular gas tank seat 6 and middle annular gas tank seat 7 and middle annular gas
It is discharged after heat exchanger tube 9 between block 7 and rear annular gas tank seat 8 from going out fume pipe 15.
2, for material in transmission process, the heat that heat exchanger tube 9 distributes keeps material quick by cyclic annular insulating layer heated material
It is warming up to reaction temperature, reduction reaction occurs.
3, during reduction reaction, cyclic annular insulating layer reduces the loss of heat, and flame retardant coating can be such that 5 temperature of kiln body controls
At 100 DEG C hereinafter, since the temperature of kiln body 5 is low, thus preceding wheel holding mechanism 1 and the support rotary kiln 4 of rear wheel holding mechanism 2 can be used.
Claims (7)
1. chemical industry reducing metal apparatus for rotating, including be set on wheel holding mechanism component and drive backspin in motor driver (3)
The rotary kiln (4) turned, it is characterised in that：The rotary kiln (4) includes kiln body (5) and the kiln for being installed on kiln body (5) front and rear ends
Head body (12) and kiln tail body (13) is coaxially provided on the inner wall before, during and after the kiln body (5) and follows kiln body (5) rotation respectively
Before, during and after annular gas tank seat (6,7,8), the heat exchanger tube of at least one circle circumference uniform distribution is communicated between adjacent annular gas tank seat
(9), smoke-intake pipe (14) annular gas tank seat (6) before kiln hood body (12) interior radial communication, pipe (15) is in kiln tail body (13)
Annular gas tank seat (8) after radial communication；Insulating layer is formed filled with thermal insulation material between each heat exchanger tube (9) gap, the guarantor
It pours filled with refractory material between warm layer and kiln body (5) inner wall and forms flame retardant coating, be equipped in insulating layer and rotated with kiln body (5)
And drive material from the liter act formula shovelling plate (16) of front end conveying to the back-end.
2. chemical industry reducing metal according to claim 1 apparatus for rotating, it is characterised in that：The middle annular gas tank seat (7)
It is fixedly mounted with kiln body (5) inner wall, preceding annular gas tank seat (6) and rear annular gas tank seat (8) are in the interior slip at wall peace of kiln body (5)
Dress, the heat exchanger tube (9) connect corresponding preceding annular gas tank seat (6) or rear annular gas tank seat by respective expansion joint (10)
(8)。
3. chemical industry reducing metal according to claim 1 apparatus for rotating, it is characterised in that：The kiln hood body (12) is equipped with
Feed inlet (11).
4. chemical industry reducing metal according to claim 1 apparatus for rotating, it is characterised in that：The heat exchanger tube (9) is heat-resisting
Steel pipe.
5. the chemical industry reducing metal apparatus for rotating according to any one of Claims 1 to 4, it is characterised in that：The support
It includes forward and backward wheel holding mechanism (1,2) to take turns mechanism assembly.
6. chemical industry reducing metal according to claim 5 apparatus for rotating, it is characterised in that：The kiln body (5) tilts installation
In forward and backward wheel holding mechanism (1,2).
7. chemical industry reducing metal according to claim 6 apparatus for rotating, it is characterised in that：The axis of the kiln body (5) with
The angle of horizontal plane is 0 °~15 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810532780.2A CN108613544A (en) | 2018-05-29 | 2018-05-29 | Chemical industry reducing metal apparatus for rotating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810532780.2A CN108613544A (en) | 2018-05-29 | 2018-05-29 | Chemical industry reducing metal apparatus for rotating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108613544A true CN108613544A (en) | 2018-10-02 |
Family
ID=63664439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810532780.2A Pending CN108613544A (en) | 2018-05-29 | 2018-05-29 | Chemical industry reducing metal apparatus for rotating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108613544A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1584059A (en) * | 2004-06-06 | 2005-02-23 | 王云龙 | Lotus form furnace and preparing method for sponge iron |
| JP2005351495A (en) * | 2004-06-08 | 2005-12-22 | Taiheiyo Kinzoku Kk | Lifter for rotary heat exchanger, rotary heat exchanger comprising the same, and heat treatment method of nickel oxidation mineral ore |
| CN101230281A (en) * | 2008-02-29 | 2008-07-30 | 合肥天焱绿色能源开发有限公司 | Solid biomass semi-water coal-gas producer |
| CN201352052Y (en) * | 2009-02-11 | 2009-11-25 | 赛鼎工程有限公司 | Drying rotary drum |
| CN101659883A (en) * | 2009-09-13 | 2010-03-03 | 彭思尧 | Novel fixed layer gas generating furnace |
| CN202415436U (en) * | 2012-02-10 | 2012-09-05 | 西安三瑞实业有限公司 | External heating rotary retorting furnace for producing semi coke |
| US20150211794A1 (en) * | 2014-01-30 | 2015-07-30 | Eisenmann Se | Method and System for the Thermal Processing of a Material |
| CN208313006U (en) * | 2018-05-29 | 2019-01-01 | 广西锰华新能源科技发展有限公司 | Chemical industry reducing metal apparatus for rotating |
-
2018
- 2018-05-29 CN CN201810532780.2A patent/CN108613544A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1584059A (en) * | 2004-06-06 | 2005-02-23 | 王云龙 | Lotus form furnace and preparing method for sponge iron |
| JP2005351495A (en) * | 2004-06-08 | 2005-12-22 | Taiheiyo Kinzoku Kk | Lifter for rotary heat exchanger, rotary heat exchanger comprising the same, and heat treatment method of nickel oxidation mineral ore |
| CN101230281A (en) * | 2008-02-29 | 2008-07-30 | 合肥天焱绿色能源开发有限公司 | Solid biomass semi-water coal-gas producer |
| CN201352052Y (en) * | 2009-02-11 | 2009-11-25 | 赛鼎工程有限公司 | Drying rotary drum |
| CN101659883A (en) * | 2009-09-13 | 2010-03-03 | 彭思尧 | Novel fixed layer gas generating furnace |
| CN202415436U (en) * | 2012-02-10 | 2012-09-05 | 西安三瑞实业有限公司 | External heating rotary retorting furnace for producing semi coke |
| US20150211794A1 (en) * | 2014-01-30 | 2015-07-30 | Eisenmann Se | Method and System for the Thermal Processing of a Material |
| CN208313006U (en) * | 2018-05-29 | 2019-01-01 | 广西锰华新能源科技发展有限公司 | Chemical industry reducing metal apparatus for rotating |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: Area 4, Huangma Industrial Park, Qinbei District, Qinzhou City, Guangxi Zhuang Autonomous Region Applicant after: GUANGXI MENGHUA NEW ENERGY TECHNOLOGY DEVELOPMENT Co.,Ltd. Address before: 535000 zone 4, Real Madrid Industrial Park, Qinnan District, Qinzhou City, Guangxi Zhuang Autonomous Region Applicant before: GUANGXI MENGHUA NEW ENERGY TECHNOLOGY DEVELOPMENT Co.,Ltd. |
|
| CB02 | Change of applicant information |