CN207276678U - Slag chlorination production line - Google Patents
Slag chlorination production line Download PDFInfo
- Publication number
- CN207276678U CN207276678U CN201721305613.1U CN201721305613U CN207276678U CN 207276678 U CN207276678 U CN 207276678U CN 201721305613 U CN201721305613 U CN 201721305613U CN 207276678 U CN207276678 U CN 207276678U
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- flue gas
- producing line
- slag
- pelletizer
- ball
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- Manufacture And Refinement Of Metals (AREA)
Abstract
The utility model discloses a slag chlorination production line, which belongs to the field of nonferrous metal solid waste residue treatment equipment and sequentially comprises a crushing ball-milling unit, a ball-making drying unit, a chlorination unit and a tail gas treatment unit; the crushing and ball-milling unit comprises a material crushing device and a ball mill; the pelletizing drying unit comprises a pelletizer, a drying device and a feeding device; the chlorination unit comprises a rotary kiln, a cooler and a flue gas recovery device; the tail gas treatment unit comprises a spray tower; breaker material export and ball mill material entry linkage, ball mill material export and pelletizer material entry linkage, pelletizer material export and drying device material entry linkage, the drying device material export passes through feeder and rotary kiln entry linkage, and the exhanst gas outlet of rotary kiln is connected with flue gas recovery unit behind the cooler, and flue gas recovery unit's tail gas export is connected with tail gas processing apparatus. The production line has the advantages of continuous production, high automation degree and good treatment effect.
Description
Technical field
The utility model belongs to non-ferrous metals industry solid slag processing equipment field, is related to a kind of slag chlorination processing life
Producing line.
Background technology
Iron vitriol slag is a kind of slag formed in non-ferrous metal hydrometallurgy iron removaling flow, usually contain a certain amount of lead,
The elements such as zinc, copper, iron, silver, indium and sulphur, mainly cation is Na+、K+Or NH4 +Vitriol sulfuric acid double salt, it is to be stabilized
It is under the acid condition of 1.5-2.5 in pH, pH raises or be heated the thing that can be hydrolyzed or decompose and produce and have pollution to environment
Matter.If a large amount of long-term stockpiling iron vitriol slags are not pocessed utilizing, not only land occupation but also lead, zinc, silver, copper can be largely wasted
With the valuable metal resource such as indium, chemical change can be occurred under the natural conditions such as rainy of exposing to the weather, slow dissolution contains arsenic, lead,
The noxious material such as zinc and acid polluted-water or soil, cause secondary pollution.At present, Serbia heap has millions of tons of siderotils
Slag, it is very simple and crude to store up the slag library facilities of iron vitriol slag, lacks effectively safeguard procedures, and to local environment and resident, there are huge
Potential threat.
Iron vitriol slag is only the one kind for numerous slags that non-ferrous metal metallurgy produces, these slags usually need further to locate
Manage to realize recycling.Chlorination processing is a kind of common slag processing method, and it is desirable to have one kind to connect
Continuous production, the degree of automation height, the slag chlorination process for producing line of high treating effect.
The content of the invention
The utility model is directed to a kind of the degree of automation height, the slag chlorination process for producing line of high treating effect, is
System carries out chlorination processing using rotary kiln to slag, by controlling rotary kiln zone of constant temperature and kiln atmosphere, realizes selective chlorination
Volatilize valuable metal, realizes slag comprehensive utilization of resources, effectively reduces the threat to environment.In order to implement above-mentioned purpose, this
Utility model adopts the following technical scheme that.
A kind of slag chlorination process for producing line, includes broken ball milling unit, ball drying unit processed, chlorination processing unit successively
And tail gas treating unit；Broken ball milling unit includes material crushing device and ball mill；Ball drying unit processed includes pelletizer, does
Dry device and charging gear；Chlorination processing unit includes rotary kiln, cooler and flue gas recovery device；Tail gas treating unit includes
Spray column；Material crushing device material outlet is connected with ball mill material inlet, and ball mill material outlet enters with pelletizer material
Mouth connection, pelletizer material outlet are connected with drying device material inlet, and drying device material outlet is by charging gear with returning
Rotary kiln entrance connects, and the exhanst gas outlet of rotary kiln is connected after subcooler with flue gas recovery device, the tail of flue gas recovery device
Gas outlet is connected with exhaust gas processing device.The materials such as slag (such as iron vitriol slag), chlorinating agent and anthracite pass sequentially through material and break
Crushing device forms fine granular materials after crushing, and powder material is formed after ball mill ball milling, is incorporated a certain amount of moisture, binding agent etc.
Medicine utilization pelletizer makes pelletizing, after using drying device, pelletizing is dried, is added pelletizing material using charging gear
Enter to rotary kiln feeding mouth, under rotary kiln high temperature and chlorination atmospheric condition, there is carbon to carry out chlorination under conditions of making reducing agent
Volatilization is handled, and the high-temperature flue gas of formation is collected through flue gas recovery device again after cooler cools down, and tail gas sprays alkali through spray column
Discharged after liquid processing, the slag of formation is discharged from rotary kiln discharge gate.
Further, the material crushing device is jaw crusher.
Further, the drying device is dry kiln.
Further, the charging gear is disk feeder.
Further, connected between material crushing device and ball mill for Belt Conveying, be between ball mill and pelletizer
Belt Conveying connects, and is connected between pelletizer and drying device for Belt Conveying, is belt between drying device and charging gear
Conveying connection.
Further, connected between rotary kiln and flue gas recovery device for pipeline, flue gas recovery device is filled with vent gas treatment
Connected between putting for pipeline.
Further, it is connected with air-introduced machine between the flue gas recovery device and exhaust gas processing device.Turned round using air-introduced machine
Tiny structure is formed in kiln.
Further, the flue gas recovery device for rotoclone collector, bagroom, one kind in cottrell or
It is several.
Further, the drying device, in the combustion chamber of rotary kiln, kiln hood, kiln, kiln tail, cooler entrance and exit,
Flue gas recovery device entrance and exit, spray column entrance and exit are equipped with thermometric and temperature control instrument, realize that temperature is controlled automatically
System.
Further, the tail gas treating unit further includes gas content analyzer, emission component is detected, according to tail
Gas component reconciles lye spray flux.
The utility model discloses a kind of slag chlorination process for producing line, and the slag produced for non-ferrous metallurgy, adds
After entering the materials such as chlorinating agent, anthracite, pelletizing is pressed into after broken, ball milling, pelletizing is sent into chlorine in rotary kiln after drying
Change volatilization processing, realize the chloridizing volatilizations such as valuable metal lead, zinc, copper, silver and indium, iron is enriched in slag.The production line causes ore deposit
Valuable metal recycling in slag, priceless material harmless treatment, solving slag, largely stockpiling causes the hidden of environmental pollution
Suffer from, realize the recycling and harmlessness disposing of dangerous solid waste.The production line has can be with continuous production, the degree of automation height and place
Manage the advantages of effect is good.
Brief description of the drawings
Fig. 1 is a kind of slag chlorination process for producing line schematic diagram of the utility model.
Reference numeral：1- jaw crushers；2- two pairs of rollers；3- ball mills；4- granulating discs；5- Belt Conveyings；6- is dried
Kiln；7- disk feeders；8- rotary kilns；9- coolers；10- flue gas recovery devices；11- air-introduced machines；12- spray columns.
Embodiment
The utility model is described further below in conjunction with attached drawing.
A kind of slag chlorination process for producing line, includes broken ball milling unit, ball drying unit processed, chlorination processing unit successively
And tail gas treating unit；Broken ball milling unit includes jaw crusher 1 and ball mill 3, is connected by two pairs of rollers 2 therebetween；Ball processed
Drying unit includes granulating disc 4, dry kiln 6 and disk feeder 7, and granulating disc 4 passes through Belt Conveying 5 and dry kiln
6 connections；Chlorination processing unit includes rotary kiln 8, cooler 9 and flue gas recovery device 10；Tail gas treating unit includes spray column
12, air-introduced machine 11 is equipped between flue gas recovery device 10 and spray column 12.
The materials such as slag (such as iron vitriol slag), chlorinating agent and anthracite are passed sequentially through after jaw crusher 1 crushes and formed carefully
Granule materials, powder material is formed after 3 ball milling of ball mill, is incorporated the medicine utilization disc granulation such as a certain amount of moisture, binding agent
Machine 4 makes pelletizing, after using dry kiln 6, pelletizing is dried, is added pelletizing material to rotary kiln using disk feeder 7
8 feeding mouths, under 8 high temperature of rotary kiln and chlorination atmospheric condition, have carbon to carry out chloridizing volatilization processing under conditions of making reducing agent,
The high-temperature flue gas of formation is collected through flue gas recovery device 10 again after the cooling of cooler 9, and tail gas is sprayed at lye through spray column 12
Discharged after reason, the slag of formation is discharged from 8 discharge gate of rotary kiln.
The above, is only the preferable embodiment of the utility model, but the scope of protection of the utility model is not
This is confined to, any one skilled in the art can readily occur in the technical scope that the utility model discloses
Change or replacement, should be covered within the scope of the utility model.The scope of protection of the utility model will with right
Ask subject to book.
Claims (10)
1. a kind of slag chlorination process for producing line, it is characterised in that include broken ball milling unit, ball drying unit processed, chlorine successively
Change processing unit and tail gas treating unit；Broken ball milling unit includes material crushing device and ball mill；Ball drying unit bag processed
Include pelletizer, drying device and charging gear；Chlorination processing unit includes rotary kiln, cooler and flue gas recovery device；Tail gas
Processing unit includes spray column；Material crushing device material outlet is connected with ball mill material inlet, ball mill material outlet with
Pelletizer material inlet connects, and pelletizer material outlet is connected with drying device material inlet, and drying device material outlet passes through
Charging gear is connected with rotary kiln entrance, and the exhanst gas outlet of rotary kiln is connected after subcooler with flue gas recovery device, flue gas
The offgas outlet of retracting device is connected with exhaust gas processing device.
2. slag chlorination process for producing line according to claim 1, it is characterised in that the material crushing device is jaw
Crusher.
3. slag chlorination process for producing line according to claim 1, it is characterised in that the drying device is dry kiln.
4. slag chlorination process for producing line according to claim 1, it is characterised in that the charging gear is disc feeding
Machine.
5. slag chlorination process for producing line according to claim 1, it is characterised in that material crushing device and ball mill it
Between for Belt Conveying connect, between ball mill and pelletizer for Belt Conveying connect, be belt between pelletizer and drying device
Conveying connection, connects between drying device and charging gear for Belt Conveying.
6. slag chlorination process for producing line according to claim 1, it is characterised in that rotary kiln and flue gas recovery device it
Between for pipeline connect, between flue gas recovery device and exhaust gas processing device for pipeline connect.
7. slag chlorination process for producing line according to claim 1, it is characterised in that the flue gas recovery device and tail gas
Air-introduced machine is connected between processing unit.
8. slag chlorination process for producing line according to claim 1, it is characterised in that the flue gas recovery device is whirlwind
One or several kinds in dust-precipitator, bagroom, cottrell.
9. slag chlorination process for producing line according to claim 1, it is characterised in that the drying device, rotary kiln
In combustion chamber, kiln hood, kiln, kiln tail, cooler entrance and exit, flue gas recovery device entrance and exit spray column entrance and goes out
Mouth is equipped with thermometric and temperature control instrument.
10. slag chlorination process for producing line according to claim 1, it is characterised in that the tail gas treating unit also wraps
Include gas content analyzer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721305613.1U CN207276678U (en) | 2017-10-10 | 2017-10-10 | Slag chlorination production line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721305613.1U CN207276678U (en) | 2017-10-10 | 2017-10-10 | Slag chlorination production line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207276678U true CN207276678U (en) | 2018-04-27 |
Family
ID=61987760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721305613.1U Active CN207276678U (en) | 2017-10-10 | 2017-10-10 | Slag chlorination production line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207276678U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109092863A (en) * | 2018-09-13 | 2018-12-28 | 河南博鑫高科实业有限公司 | Quadratic aluminum dust resource utilization utilizes the device and technique for producing refining slag |
| CN110836599A (en) * | 2019-12-04 | 2020-02-25 | 上海旷彩环保科技发展有限公司 | Electromagnetic heating rotary kiln with reducing atmosphere control function |
| CN112877537A (en) * | 2021-01-13 | 2021-06-01 | 何良东 | Method and system for high-temperature chlorination treatment of solid waste |
-
2017
- 2017-10-10 CN CN201721305613.1U patent/CN207276678U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109092863A (en) * | 2018-09-13 | 2018-12-28 | 河南博鑫高科实业有限公司 | Quadratic aluminum dust resource utilization utilizes the device and technique for producing refining slag |
| CN110836599A (en) * | 2019-12-04 | 2020-02-25 | 上海旷彩环保科技发展有限公司 | Electromagnetic heating rotary kiln with reducing atmosphere control function |
| CN112877537A (en) * | 2021-01-13 | 2021-06-01 | 何良东 | Method and system for high-temperature chlorination treatment of solid waste |
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