CN205561524U - Novel rotary kiln formula reducing roasting device - Google Patents
Novel rotary kiln formula reducing roasting device Download PDFInfo
- Publication number
- CN205561524U CN205561524U CN201620382431.3U CN201620382431U CN205561524U CN 205561524 U CN205561524 U CN 205561524U CN 201620382431 U CN201620382431 U CN 201620382431U CN 205561524 U CN205561524 U CN 205561524U
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- CN
- China
- Prior art keywords
- kiln
- hood
- tail
- kiln body
- fuel channel
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- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a novel rotary kiln formula reducing roasting device, including kiln hood, the kiln body and kiln tail, the kiln body is driven rotatoryly by drive arrangement, junction at the kiln body and kiln hood is provided with first combination combustor, the first combination combustor edge kiln body distributes with the junction border of kiln hood, be provided with fuel channel and crude gas admission line still on the kiln hood, be provided with the second combustor in fuel channel's one end, be provided with seal cooling discharging device in the below of kiln hood, be provided with solid material feed arrangement on the kiln tail, the kiln tail still is connected with the induced air pipeline, the kiln body divides preheating section, calcination stage and reduction section into by tip to the tip of connecting the kiln hood of connecting the kiln tail in proper order, the second combustor is located calcination stage, still the export of crude gas admission line is located reduction section. The utility model discloses a mode of combustor torching is gone on sealedly completely to the kiln body and the junction of kiln hood, make the satisfied processing requirement that the finished product material can be better.
Description
Technical field
This utility model relates to a kind of novel rotary kiln formula reduction roasting device, belongs to solid material manufacture field.
Background technology
Roasting refers to the course of reaction that solid material is carried out under conditions of high temperature does not occur to melt, and can have oxidation, be pyrolyzed, also
Former, halogenations etc., are generally used for roasting inorganic chemical industry and metallurgical industry.Rotary kiln is a kind of equipment of solid material roasting processing,
It is made up of kiln hood, kiln body and kiln tail, and kiln hood is rotary kiln output section, and kiln body is the circle horizontal by certain angle of inclination
Tubular, constantly rotates in the solid material roasting course of processing, and kiln tail is positioned at feed end, the lid of a similar rotary kiln, main
Undertake charging and sealing function.Owing to rotary kiln is in the material roasting course of processing, its kiln body is rotating, the most very
Difficult realization fully seals with kiln hood, inevitably has air in the junction (at the stove skirt being i.e. commonly called as) of kiln body Yu kiln hood
Entering, therefore rotary kiln is used for some oxidizing roasting reaction, and cannot realize reduction roasting reaction.
Utility model content
Based on above-mentioned technical problem, this utility model provides a kind of novel rotary kiln formula reduction roasting device.
The technical solution that this utility model is used is:
A kind of novel rotary kiln formula reduction roasting device, lays respectively at kiln body including kiln hood, kiln body and kiln tail, kiln hood and kiln tail
Two ends, kiln body is rotated by driving means；The first combination burner it is provided with in the junction of kiln body Yu kiln hood, described first
Combination burner is along border, the junction distribution of kiln body with kiln hood, and the first combination burner connects the first fuel channel；Described kiln hood
On be provided with the second fuel channel and reducing gases admission line, one end of the second fuel channel is provided with the second burner, at kiln
Head lower section be provided with sealing cooling discharging device, described kiln tail is provided with solid material feeders, kiln tail also with induced duct
Road connects, and is provided with air-introduced machine on air inducing pipeline；Described kiln body is drawn successively by end to the end connecting kiln hood connecting kiln tail
It is divided into preheating section, furnace zone and reduction section, described second burner to be positioned at furnace zone, the outlet position of described reducing gases admission line
In reduction section.
Preferably, described first fuel channel and the second fuel channel are fuel gas conveyance conduit or Coal powder spray pipeline.
Preferably, described solid material feeders is provided with automatic sealing device.
Advantageous Effects of the present utility model is:
The junction of kiln body with kiln hood is fully sealed by the mode that this utility model uses burner to jet out flames, and makes this device
It is applicable to the situation using reduction roasting reaction to carry out solid material processing, and coordinates employing to be passed through reducing gases reduction roasting thing
Material, enables finished product materials preferably to meet processing request.It addition, use this utility model device and technique, at whole material
In reducing roasting process, can efficiently control the discharge of pollution gas, environmental benefit is notable.
Accompanying drawing explanation
The utility model is described in further detail with detailed description of the invention below in conjunction with the accompanying drawings:
Fig. 1 is structural principle schematic diagram of the present utility model；
Fig. 2 is the side view of the first combination burner in Fig. 1.
Detailed description of the invention
In conjunction with accompanying drawing, a kind of novel rotary kiln formula reduction roasting device, including kiln hood 1, kiln body 2 and kiln tail 3, kiln hood 1 and kiln
Tail 3 lays respectively at the two ends of kiln body 2, and kiln body 2 is rotated by driving means 4.Set in the junction of kiln body 2 with kiln hood 1
Being equipped with the first combination burner 5, described first combination burner 5 includes ring support 501 and multiple burner 502, ring support
501 outer rings, junction being set in kiln body 2 and kiln hood 1, the plurality of burner 502 is annularly uniformly distributed support 501 border,
The i.e. border, junction along kiln body 2 with kiln hood 1 is uniformly distributed.Multiple burners 502 are all connected with the first fuel channel 503.Described
It is provided with the second fuel channel 6 and reducing gases admission line 7 on kiln hood 1, one end of the second fuel channel 6 is provided with second
Burner 8, is provided with sealing cooling discharging device 9 in the lower section of kiln hood 1.Described first fuel channel 503 and the second cartridge
Road 6 may select fuel gas conveyance conduit or Coal powder spray pipeline, i.e. optional with fuel gas as fuel (gas base), or with Coal powder spray is
Fuel (coal base).It is provided with solid material feeders 10 on described kiln tail 3, solid material feeders 10 is provided with certainly
Dynamic sealing device.Kiln tail 3 is also connected with air inducing pipeline 11, is provided with air-introduced machine 12 on air inducing pipeline 11.Described kiln body 2
It is in turn divided into preheating section 201, furnace zone 202 and reduction section 203 by end to the end connecting kiln hood connecting kiln tail, described
Second burner 8 is positioned at furnace zone 202, and the gas outlet of described reducing gases admission line 7 is positioned at reduction section 203.
Above-mentioned second burner 8 also can arrange multiple in furnace zone 202.
Use above-mentioned novel rotary kiln formula reduction roasting device to carry out the technique of material roasting, specifically comprise the following steps that
(1) start the automatic sealing device of solid material feeders 10, make material to be processed enter through solid material feeders
Entering kiln body 2, kiln body 2 rotates under the driving of driving means 4, and in rotary course, material to be processed slowly declines, successively warp
Cross preheating section 201, furnace zone 202 and reduction section 203.
(2) the first combination burner 5 is started, by the flame of the multiple burners 502 ejection junction to kiln body 2 with kiln hood 1
Seal.
(3) air-introduced machine 12 is started, under the draft effect of air-introduced machine 12, preheated section 201 solid to entering kiln body of hot blast
Material preheats.Open the second fuel channel 6, by the flame of the second burner 8 ejection to the solid material after preheated
Carry out roasting.Open reducing gases admission line 7, be passed through reducing gases to kiln body reduction section, the solid material after roasting is entered
Row reduction.
(4) finished product materials after carrying out reduction enters and seals cooling discharging device 9, discharges after sealed cooling is stable.
In above-mentioned steps, after starting air-introduced machine, described preheating section 201 is negative pressuren zone, and control pressure limit is P0-300Pa～
P0-4000Pa, P0For atmospheric pressure；Described furnace zone 202 and reduction section 203 are zone of positive pressure, and control pressure limit is P0+ 300Pa～
P0+ 4000Pa, P0For atmospheric pressure.
In above-mentioned steps, the reducing gases used is the mixed gas of hydrogen, carbon monoxide and nitrogen, in mixed gas hydrogen and
Content >=72% of carbon monoxide, with volume fraction.
The relevant technology contents do not addressed in aforesaid way is taked or uses for reference prior art to realize.
It should be noted that under the teaching of this specification, any equivalent substitute mode done by those skilled in the art, or
It is obvious variant, all should be within protection domain of the present utility model.
Claims (2)
1. a novel rotary kiln formula reduction roasting device, it is characterised in that: include that kiln hood, kiln body and kiln tail, kiln hood and kiln tail are respectively
Being positioned at the two ends of kiln body, kiln body is rotated by driving means；The junction of kiln body Yu kiln hood is provided with the first combination burner,
Described first combination burner is along border, the junction distribution of kiln body with kiln hood, and the first combination burner connects the first fuel channel；
It is provided with the second fuel channel and reducing gases admission line on described kiln hood, one end of the second fuel channel is provided with the second burning
Device, is provided with sealing cooling discharging device, described kiln tail is provided with solid material feeders in the lower section of kiln hood, and kiln tail is also
It is connected with air inducing pipeline, air inducing pipeline is provided with air-introduced machine；Described kiln body is by connecting the end of kiln tail to the end connecting kiln hood
Portion is in turn divided into preheating section, furnace zone and reduction section, and described second burner is positioned at furnace zone, described reducing gases admission line
Outlet be positioned at reduction section.
A kind of novel rotary kiln formula reduction roasting device the most according to claim 1, it is characterised in that: described first fuel channel
It is fuel gas conveyance conduit or Coal powder spray pipeline with the second fuel channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620382431.3U CN205561524U (en) | 2016-04-29 | 2016-04-29 | Novel rotary kiln formula reducing roasting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620382431.3U CN205561524U (en) | 2016-04-29 | 2016-04-29 | Novel rotary kiln formula reducing roasting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205561524U true CN205561524U (en) | 2016-09-07 |
Family
ID=56805624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620382431.3U Expired - Fee Related CN205561524U (en) | 2016-04-29 | 2016-04-29 | Novel rotary kiln formula reducing roasting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205561524U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105890347A (en) * | 2016-04-29 | 2016-08-24 | 青岛智邦炉窑设计研究有限公司 | Rotary kiln type reduction roasting device and process |
| CN106591950A (en) * | 2016-12-15 | 2017-04-26 | 安阳方圆研磨材料有限责任公司 | Rotary type polishing powder crystal growing furnace |
| RU2648732C1 (en) * | 2017-03-21 | 2018-03-28 | Государственное унитарное предприятие "Институт нефтехимпереработки Республики Башкортостан" (ГУП "ИНХП РБ") | Method for calcining solid fuel in rotating kiln (options) |
-
2016
- 2016-04-29 CN CN201620382431.3U patent/CN205561524U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105890347A (en) * | 2016-04-29 | 2016-08-24 | 青岛智邦炉窑设计研究有限公司 | Rotary kiln type reduction roasting device and process |
| CN105890347B (en) * | 2016-04-29 | 2018-04-10 | 青岛智邦炉窑设计研究有限公司 | A kind of rotary kiln type reduction roasting device and technique |
| CN106591950A (en) * | 2016-12-15 | 2017-04-26 | 安阳方圆研磨材料有限责任公司 | Rotary type polishing powder crystal growing furnace |
| CN106591950B (en) * | 2016-12-15 | 2019-07-02 | 安阳方圆研磨材料有限责任公司 | Rotary polishing powder crystal growing furnace |
| RU2648732C1 (en) * | 2017-03-21 | 2018-03-28 | Государственное унитарное предприятие "Институт нефтехимпереработки Республики Башкортостан" (ГУП "ИНХП РБ") | Method for calcining solid fuel in rotating kiln (options) |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160907 Termination date: 20170429 |