CN205821180U - A kind of rotary kiln device of limestone calcination equipment - Google Patents
A kind of rotary kiln device of limestone calcination equipment Download PDFInfo
- Publication number
- CN205821180U CN205821180U CN201620526795.4U CN201620526795U CN205821180U CN 205821180 U CN205821180 U CN 205821180U CN 201620526795 U CN201620526795 U CN 201620526795U CN 205821180 U CN205821180 U CN 205821180U
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- China
- Prior art keywords
- rotary kiln
- pulverizing
- preheating
- chamber
- funnel
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Abstract
nullThis utility model relates to chemical metallurgy technical field，Rotary kiln device particularly to a kind of limestone calcination equipment，Including pulverizing casing and rotary kiln，It is provided with, on the upside of described pulverizing casing, the funnel that feeds intake，Described pulverizing casing is internally provided with preheating pulverizing chamber，It is provided with preliminary heating zone outside described preheating pulverizing chamber，Described preheating pulverizing chamber side is provided with pulverizing motor，The outfan of described pulverizing motor is provided with pulverizing rotating shaft，It is provided with several Disintegrating knifes in described pulverizing rotating shaft，It is provided with out funnel on the downside of described preheating pulverizing chamber，Described preheating pulverizing chamber and go out to be provided with drainage screen between funnel，Described go out funnel one end be connected with rotary kiln feeding mouth，This utility model utilizes radiant heat active lime calcination，Separate completely isolated between combustor and calcining，The active lime of higher quality can be obtained，Preheated by preliminary heating zone，Improve calcined by rotary kiln efficiency，And make resource be fully utilized.
Description
Technical field
This utility model relates to chemical metallurgy technical field technical field, refers in particular to a kind of stone
The rotary kiln device of lime stone calciner.
Background technology
For metallurgy industry, Calx is the slag making materials of alkalescence steel-making.Main component is CaO.
Active lime is compared with common lime, and slagging speed is fast, shorten the heat, and improves furnace life,
Reduce splash, there is preferable desulfurization, dephosphorization effect, steel capacity can be significantly improved
And steel quality, and reduce smelting cost.For making Calx rapid melting, rapid slagging, stone
Ash should have higher respond, containing relatively low impurity.It is used for both at home and abroad at present calcining carefully
The main kiln type of grain Calx is rotary kiln, and this type of kiln is used for calcining 20-40mm small grain size Calx
Stone, can make full use of the bird's eye gravel lime stone that current China limestone mine many abandons, and uses
Coal gas calcines production active lime together with limestone, for the resource comprehensive of China's limestone mine
Utilization opens new way., equipment complexity, troublesome maintenance high for rotary system investment,
More importantly construction cost is high, finished product ton ash is relatively costly, especially it is emphasised that due to stone
Ash and fuel are mixed burning, decompose the coal gas that the carbon dioxide produced contains residual, difficulty
To reclaim the carbon dioxide of discharge, the high-temperature flue gas that burning produces due to containing a large amount of dust,
Recovery difficult is relatively big, pollutes environment and energy waste, with the recycling economy of national requirements,
Low-carbon emission is not desired to adapt to.Additionally Calx and fuel are mixed burning, the most calcined
Journey is further added by Coal powder spray, makes lime quality substantially reduce, and impurity improves, and sulfur content increases,
Increase next procedure steel desulfurization cost and slag making difficulty.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of limestone calcination equipment
Rotary kiln device, to solve the carbon dioxide being difficult to reclaim discharge in above-mentioned background technology, combustion
Burn the high-temperature flue gas produced owing to containing a large amount of dust, recovery difficult is relatively big, pollutes ring
Border and energy waste, be not desired to adaptation etc. with recycling economy, the low-carbon emission of national requirements be
Row problem.
In order to solve above-mentioned technical problem, this utility model adopts the following technical scheme that
A kind of rotary kiln device of limestone calcination equipment, including pulverizing casing and rotary kiln,
Being provided with the funnel that feeds intake on the upside of described pulverizing casing, described pulverizing casing is internally provided with preheating
Pulverizing chamber, is provided with preliminary heating zone, described preheating pulverizing chamber side outside described preheating pulverizing chamber
Being provided with pulverizing motor, the outfan of described pulverizing motor is provided with pulverizing rotating shaft, described powder
It is provided with several Disintegrating knifes in broken rotating shaft, on the downside of described preheating pulverizing chamber, is provided with discharging
Funnel, described preheating pulverizing chamber and go out to be provided with drainage screen between funnel, described discharging is leaked
Bucket one end is connected with rotary kiln feeding mouth, and described rotary kiln is internally provided with rotary kiln combustion chamber,
Being provided with heat transfer wall outside described rotary kiln combustion chamber, described rotary kiln is provided with outside rotary kiln
Cylinder, described rotary kiln urceolus is connected with preliminary heating zone by breather.
Further, described pulverizing motor side is provided with speed regulator, and described pulverizing casing sets
It is equipped with heat-insulation layer.
Further, being provided with discharge on the upside of described preliminary heating zone, described discharge side sets
It is equipped with gas treatment equipment.
Further, described rotary kiln combustion chamber side is provided with gas piping, described in feed intake
The lid that feeds intake it is provided with on the upside of funnel.
Further, described rotary kiln one end is provided with the vertical cooling chamber of kiln hood, described kiln hood
It is provided with discharging opening on the downside of vertical cooling chamber.
The beneficial effects of the utility model are: this utility model one limestone calcination equipment
Rotary kiln device, by pulverize motor side be provided with speed regulator, it is possible to according to input
The rotating speed of motor is pulverized in how many regulations of raw material, thus improves crush efficiency, pulverizes casing
It is provided with heat-insulation layer, it is possible to well play the effect of insulation.By arranging on the upside of preliminary heating zone
There is discharge, it is possible to the waste gas producing burning is collected, and discharge side is provided with gas
Body processing means, it is possible to be collected waste gas processing, improve the utilization rate of resource, subtract
Lack the pollution of environment.Rotary kiln combustion chamber side is provided with gas piping, it is possible to carry
For the burning energy, on the upside of the funnel that feeds intake, it is provided with the lid that feeds intake, it is possible to prevent limestone from pulverizing
During sputter.Rotary kiln one end is provided with the vertical cooling chamber of kiln hood, and kiln hood erects
It is provided with discharging opening, it is possible to be easy to cooling on the downside of formula cooling chamber.Produced by rotary kiln combustion chamber
Raw waste gas is connected with preliminary heating zone by breather, it is possible to preheat limestone, improves
The utilization rate of the energy.
Accompanying drawing explanation
Fig. 1 is this utility model structural representation.In figure: 1-feeds intake funnel, and 2-pulverizes casing,
3-preheats pulverizing chamber, 4-heat-insulation layer, 5-Disintegrating knife, and 6-pulverizes rotating shaft, 7-drainage screen, 8-
Preliminary heating zone, 9-feeds intake lid, 10-discharge, 11-gas treatment equipment, and 12-pulverizes motor,
13-speed regulator, 14-breather, 15-goes out funnel, 16-rotary kiln feeding mouth, 17-heat transfer wall,
18-rotary kiln combustion chamber, 19-rotary kiln urceolus, 20-rotary kiln, the vertical cooling chamber of 21-kiln hood,
22-gas piping, 23-discharging opening.
Detailed description of the invention
For the ease of the understanding of those skilled in the art, below in conjunction with embodiment with accompanying drawing to this
Utility model is further described, and the content that embodiment is mentioned is not to this utility model
Restriction.
As it is shown in figure 1, the rotary kiln device of a kind of limestone calcination equipment, including pulverizing
Casing 2 and rotary kiln 20, be provided with the funnel 1 that feeds intake on the upside of described pulverizing casing 2, described
Pulverize casing 2 and be internally provided with preheating pulverizing chamber 3, be provided with outside described preheating pulverizing chamber 3
Preliminary heating zone 8, described preheating pulverizing chamber 3 side is provided with pulverizing motor 12, described pulverizing electricity
The outfan of machine 12 is provided with pulverizing rotating shaft 6, and described pulverizing rotating shaft 6 is provided with several
Disintegrating knife 5, is provided with out funnel 15, described preheating on the downside of described preheating pulverizing chamber 3
Pulverizing chamber 3 and go out to be provided with drainage screen 7 between funnel 15, described in go out funnel 15 one end
Being connected with rotary kiln feeding mouth 16, described rotary kiln 20 is internally provided with rotary kiln combustion chamber
18, it is provided with heat transfer wall 17 outside described rotary kiln combustion chamber 18, described rotary kiln 20 sets
Being equipped with rotary kiln urceolus 19, described rotary kiln urceolus 19 is by breather 14 and preliminary heating zone 8
Connection.
Preferably, described pulverizing motor 12 side is provided with speed regulator 13, it is possible to according to input
The rotating speed of motor 12 is pulverized in how many regulations of raw material, thus improves crush efficiency, pulverizer
Shell 2 is provided with heat-insulation layer 4, it is possible to well play the effect of insulation.
Preferably, it is provided with discharge 10 on the upside of described preliminary heating zone 8, it is possible to burning is produced
Waste gas be collected, discharge 10 side is provided with gas treatment equipment 11, it is possible to useless
Gas is collected processing, and improves the utilization rate of resource, decreases the pollution of environment.
Preferably, described rotary kiln combustion chamber 18 side is provided with gas piping 22, it is possible to carry
For the burning energy, it is provided with, on the upside of the funnel 1 that feeds intake, the lid 9 that feeds intake, it is possible to prevent limestone at powder
Sputter during broken.
Preferably, described rotary kiln 20 one end is provided with the vertical cooling chamber of kiln hood 21, and kiln hood erects
Discharging opening 23 it is provided with, it is possible to be easy to cooling on the downside of formula cooling chamber 21.Burnt by rotary kiln
The waste gas that room 20 produces is connected with preliminary heating zone 8 by breather 14, it is possible to enter limestone
Row preheating, improves the utilization rate of the energy.
Embodiment described above only have expressed a kind of embodiment of the present utility model, and it describes
More concrete and detailed, but can not therefore be interpreted as this utility model the scope of the claims
Limit.It should be pointed out that, for the person of ordinary skill of the art, without departing from
On the premise of this utility model design, it is also possible to making some deformation and improvement, these all belong to
In protection domain of the present utility model.Therefore, the protection domain of this utility model patent should be with
Claims are as the criterion.
Claims (5)
1. the rotary kiln device of a limestone calcination equipment, it is characterised in that: include powder
Broken casing (2) and rotary kiln (20), described pulverizing casing (2) upside is provided with and feeds intake Lou
Bucket (1), described pulverizing casing (2) is internally provided with preheating pulverizing chamber (3), described preheating
Pulverizing chamber (3) outside is provided with preliminary heating zone (8), and described preheating pulverizing chamber (3) side sets
Being equipped with pulverizing motor (12), the outfan of described pulverizing motor (12) is provided with pulverizing rotating shaft
(6), described pulverizing rotating shaft (6) is provided with several Disintegrating knifes (5), described preheating
Pulverizing chamber (3) downside is provided with out funnel (15), described preheating pulverizing chamber (3) with go out
Be provided with drainage screen (7) between funnel (15), described in go out funnel (15) one end with
Rotary kiln feeding mouth (16) connects, and described rotary kiln (20) is internally provided with rotary kiln combustion
Burning room (18), described rotary kiln combustion chamber (18) outside is provided with heat transfer wall (17), institute
Stating rotary kiln (20) and be provided with rotary kiln urceolus (19), described rotary kiln urceolus (19) is led to
Cross breather (14) to connect with preliminary heating zone (8).
The rotary kiln device of a kind of limestone calcination equipment the most according to claim 1,
It is characterized in that: described pulverizing motor (12) side is provided with speed regulator (13), described powder
Broken casing (2) is provided with heat-insulation layer (4).
The rotary kiln device of a kind of limestone calcination equipment the most according to claim 1,
It is characterized in that: described preliminary heating zone (8) upside is provided with discharge (10), described gas collection
Pipe (10) side is provided with gas treatment equipment (11).
The rotary kiln device of a kind of limestone calcination equipment the most according to claim 1,
It is characterized in that: described rotary kiln combustion chamber (18) side is provided with gas piping (22),
The described funnel that feeds intake (1) upside is provided with the lid (9) that feeds intake.
The rotary kiln device of a kind of limestone calcination equipment the most according to claim 1,
It is characterized in that: described rotary kiln (20) one end is provided with the vertical cooling chamber of kiln hood (21),
The vertical cooling chamber of described kiln hood (21) downside is provided with discharging opening (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620526795.4U CN205821180U (en) | 2016-06-01 | 2016-06-01 | A kind of rotary kiln device of limestone calcination equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620526795.4U CN205821180U (en) | 2016-06-01 | 2016-06-01 | A kind of rotary kiln device of limestone calcination equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205821180U true CN205821180U (en) | 2016-12-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620526795.4U Expired - Fee Related CN205821180U (en) | 2016-06-01 | 2016-06-01 | A kind of rotary kiln device of limestone calcination equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205821180U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112033145A (en) * | 2020-11-05 | 2020-12-04 | 小跃科技(北京)有限公司 | Rotary kiln capable of improving calcination efficiency |
-
2016
- 2016-06-01 CN CN201620526795.4U patent/CN205821180U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112033145A (en) * | 2020-11-05 | 2020-12-04 | 小跃科技(北京)有限公司 | Rotary kiln capable of improving calcination efficiency |
| CN112033145B (en) * | 2020-11-05 | 2021-03-02 | 小跃科技(北京)有限公司 | Rotary kiln capable of improving calcination efficiency |
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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 |
Granted publication date: 20161221 Termination date: 20190601 |
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| CF01 | Termination of patent right due to non-payment of annual fee |