CN102168186A - Magnesium smelting reduction deslagging and residual heat recycling device and process - Google Patents
Magnesium smelting reduction deslagging and residual heat recycling device and process Download PDFInfo
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- CN102168186A CN102168186A CN2011100722413A CN201110072241A CN102168186A CN 102168186 A CN102168186 A CN 102168186A CN 2011100722413 A CN2011100722413 A CN 2011100722413A CN 201110072241 A CN201110072241 A CN 201110072241A CN 102168186 A CN102168186 A CN 102168186A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Abstract
The invention relates to a magnesium smelting reduction deslagging and residual heat recycling device and process, belonging to the field of metal magnesium smelting, in particular to a magnesium smelting reduction automatic deslagging and residual heat recycling device and technology. The device comprises a reducing furnace, a deslagging machine, a chain bucket conveyor, a slag cooling machine, a bucket elevator, a bag-type dust collector and a slag storeroom; mechanical automation is realized in whole deslagging, transportation, cooling, conveying and storage processes; the waste slag temperature is reduced from 1,000 DEG C or so to below 100 DEG C by the slag cooling machine; the residual heat of the waste slag is effectively recycled, and energy saving and emission reduction are realized; the waste slag does not fall on the ground in the deslagging process and is dry powdery slag after cooled and can be used as a building cement raw material, and the aim of changing waste material into things of value is achieved; and operation and storage are basically sealed in the whole process without environmental pollution.
Description
Technical field:
Magnesium smelting reducing of the present invention is slagged tap and waste-heat recovery device and technology belong to the magnesium metal smelting field, particularly automatic deslagging device of magnesium smelting reducing slag and heat recovery technology.
Background technology:
In the present existing magnesium smelting industry, how the cleaning of waste residue is with manually slagging tap in the smelting furnace behind the refining magnesium, and promptly artificial reduction jar in reduction furnace is directly skimmed, and the magnesium slag that claws has the high temperature of furnace temperature, produces airborne dust when the slag that goes out directly lands; In the environment of airborne dust, manually carry out slag dress dolly, produce reentrainment of dust in the time of slag dress dolly, release to pour the slag field into or be transported to the slag field with dolly and deposit with fork truck, produce airborne dust during slag dumping again three times; Slag tap, muck haulage, in the slag dumping process, human body is directly in the face of having the slag of furnace temperature and airborne dust, reentrainment of dust, three airborne dusts of generation, make people's operating environment very severe, Health hazard to human body is very big simultaneously, and this process makes the heat of magnesium slag lose in vain in the slag field, and the magnesium slag that unloads can only be used for underground burying; The dust of tapping process generation simultaneously causes serious pollution to environment, and the slag that bury on ground can only be used as waste treatment, also once more environment is polluted.
Summary of the invention:
Magnesium smelting reducing of the present invention is slagged tap and waste-heat recovery device and technology goal of the invention are: provide a kind of magnesium smelting reducing to slag tap automatically and waste-heat recovery device; Also be necessary to provide a kind of magnesium smelting reducing to slag tap automatically and the technology of waste heat recovery.
Magnesium smelting reducing of the present invention is slagged tap and waste-heat recovery device technology is achieved in that by reduction furnace, slag removal machine, chain bucket transfer roller, cold slag machine), chapelet, sack cleaner and slag storehouse form; Reduction furnace is made up of reduction jar and slag bucket, and the reduction jar is installed in the reduction furnace, carries out magnesium slag reduction reaction; Dreg-accepting hopper under the reduction furnace, slag bucket are used to accept the slag that reduction reaction claws; Device slag removal machine before the reduction furnace fire door, slag removal machine has spiral and takes off head, is used to claw reduction jar interior slag; The chain bucket transfer roller of continuous operation is equipped with in the reduction furnace stokehold, and a plurality of chain buckets of link in turn are installed on the chain bucket transfer roller, and chain bucket is used to deposit the slag that slag bucket is discharged; Cold slag machine is made up of big slag bucket and cold slag tube, the slag that chain bucket unloads is accepted in big slag bucket import, big slag bucket outlet is joined with an end of cold slag ladle and is communicated, cold slag ladle is used for the slag thermal exchange, be shaped on water-in and water outlet on the cold slag ladle, cold water enters cold slag ladle by water-in, and water outlet is the passage that the cold slag hot water after through the cold water thermal exchange that is entered by water-in is discharged cold slag ladle, connects chapelet under the right-hand member of cold slag ladle; Chapelet is made up of bucket elevator, dw and bucket machine sweep-up pipe; Dw one end links to each other with the bucket elevator left side, place the top of chain bucket conveyor, the airborne dust that slag produces when being used to absorb chain bucket and being discharged into slag bucket, bucket machine sweep-up pipe one end is connected on the chapelet left end, the other end communicates with the big slag bucket of cold slag machine, is used to absorb the reentrainment of dust that produces when slag enters slag bucket; Chapelet is used for lifting and transports airborne dust, reentrainment of dust and complete cooled powdery slag; Bucket elevator one termination is led to sack cleaner, and the other end connects the slag storehouse; Sack cleaner is used for purifying the powdery slag in the bucket elevator, removes airborne dust and reentrainment of dust; The slag storehouse is used to deposit the powdery slag behind the clean dirt.
The magnesium smelting reducing is slagged tap and the technology of waste heat recovery: by using that the magnesium smelting reducing is slagged tap and waste-heat recovery device comes machinery to finish to skim, muck haulage, cool off granulated slag, scarfing cinder, storage slag, transport slag and use the slag process, specifically technical process is as follows;
Reduction jar is installed in the reduction furnace and the magnesium slag of packing into →
The slag that reduction furnace carries out after reduction reaction → reduction reaction claws with slag removal machine machinery, the slag that has a furnace temperature enter slag bucket under the reduction furnace →
Slag bucket discharge the chain bucket of slag to the chain bucket conveyor →
The chain bucket conveyor transport chain bucket that scoriaceous a plurality of links are housed to cold slag machine top →
Chain bucket is discharged into the big slag bucket of cold slag machine with slag, the airborne dust of generation with dw absorb →
The reentrainment of dust that enters big slag bucket with the bucket machine sweep-up pipe absorb →
The big slag bucket ore discharge slag of cold slag machine to cold slag ladle →
Carry out thermal exchange in the cold slag ladle, water-in cold water cools off slag gradually, and water temperature raises and to be transformed into hot water, hot water with the water outlet discharge of cold slag ladle →
The hot water of discharging reclaims as process waters such as heat supplies with corresponding pipeline, the energy exchange of realization furnace temperature slag and heat recuperation →
Complete cooled slag is the powdery slag, the powdery slag enter chapelet →
Chapelet submit the powdery slag to sack cleaner →
Sack cleaner udst separation powdery slag →
Powder after the purification is eliminated slag and is entered the slag stock and put, realize the magnesium smelting reducing slag tap automatically → transport trolley encapsulation powdery slag and be transported to the cement mill →
The cement mill utilizes the powdery slag to make the cement building material raw material, realizes the recycling of magnesium slag.
Magnesium smelting reducing of the present invention is slagged tap and the beneficial effect of waste-heat recovery device and technology: make and slag tap, transmit, cool off, carry and store the omnidistance mechanical automation that realizes; Make the waste residue temperature by about 1000 ℃, reduce to below 100 ℃, the waste residue waste heat is recycled effectively, realized energy-saving and emission-reduction by cold slag machine; The tapping process of waste residue is not landed, and the cooling back is an exsiccant powdery slag, can reach the purpose that turns waste into wealth as the building material cement raw material; Make whole process base closed operation store non-environmental-pollution.
Description of drawings:
Fig. 1 is that magnesium smelting reducing of the present invention is slagged tap and the magnesium reduction of waste-heat recovery device and technology better embodiment is slagged tap automatically and the Plane Installation synoptic diagram of waste-heat recovery device
Fig. 2 is that magnesium smelting reducing of the present invention is slagged tap and the magnesium reduction of waste-heat recovery device and technology better embodiment is slagged tap and the waste heat reclaiming process schema automatically
Among the figure: reduction furnace 101, reduction jar 1011, slag bucket 1012, slag removal machine 102, chain bucket transfer roller 103, chain bucket 1031, big slag bucket 1041, cold slag ladle 1042, bucket elevator 1051, dw 1052, bucket machine sweep-up pipe 1053, sack cleaner 106, slag storehouse 107
Embodiment:
Form by reduction furnace 101, slag removal machine 102, chain bucket transfer roller 103, cold slag machine 104, chapelet 105, sack cleaner 106 and slag storehouse 107; Reduction furnace 101 is made up of reduction jar 1011 and slag bucket 1012, and reduction jar 1011 is installed in the reduction furnace 101, carries out magnesium slag reduction reaction; 101 times dreg-accepting hoppers 1012 of reduction furnace, slag bucket 1012 is used to accept the slag that reduction reaction claws; Device slag removal machine 102 before reduction furnace 101 fire doors, slag removal machine 102 has spiral and takes off head, is used to claw the slag in the reduction jar 1011; The chain bucket transfer roller 103 of continuous operation is equipped with in reduction furnace 101 stokeholds, and a plurality of chain buckets 1031 of link in turn are installed on the chain bucket transfer roller 103, and chain bucket 1031 is used to deposit the slag that slag bucket 1011 is discharged; Cold slag machine 104 is made up of big slag bucket 1041 and cold slag tube 1042, the slag that chain bucket 1031 unloads is accepted in big slag bucket 1041 imports, big slag bucket 1041 outlets are joined with an end of cold slag ladle 1042 and are communicated, cold slag ladle 1042 is used for the slag thermal exchange, be shaped on water-in and water outlet on the cold slag ladle 1042, cold water enters cold slag ladle 1042 by water-in, water outlet is the passage that the cold slag hot water after through the cold water thermal exchange that is entered by water-in is discharged cold slag ladle 1042, connects chapelet 105 under the right-hand member of cold slag ladle 1042; Chapelet 105 is made up of bucket elevator 1051, dw 1052 and bucket machine sweep-up pipe 1053; Dw 1,052 one ends link to each other with bucket elevator 1051 left sides, place the top of chain bucket conveyor 103, the airborne dust that slag produces when being used to absorb chain bucket 1031 and being discharged into slag bucket 1041, bucket machine sweep-up pipe 1,053 one ends are connected on chapelet 105 left ends, the other end communicates with the big slag bucket 1041 of cold slag machine 104, the reentrainment of dust that produces when being used to absorb slag and entering slag bucket 1041; Chapelet 105 is used for lifting and transports airborne dust, reentrainment of dust and complete cooled powdery slag; Bucket elevator 1,051 one terminations are led to sack cleaner 106, and the other end connects slag storehouse 107; Sack cleaner 106 is used for purifying the powdery slag of 1051 li of bucket elevators, removes airborne dust and reentrainment of dust; Slag storehouse 107 is used to deposit the powdery slag behind the clean dirt.
The magnesium smelting reducing is slagged tap and the technology of waste heat recovery: by using that the magnesium smelting reducing is slagged tap and waste-heat recovery device comes machinery to finish to skim, muck haulage, cool off granulated slag, scarfing cinder, storage slag, transport slag and use the slag process, specifically technical process is as follows;
The slag that reduction furnace 101 carries out after reduction reaction → reduction reaction claws with slag removal machine 102 machineries, the slag that has a furnace temperature enter slag bucket 1012 under the reduction furnace 101 →
The reentrainment of dust that enters big slag bucket (1041) with bucket machine sweep-up pipe 1053 absorb →
The big slag bucket 1041 ore discharge slags of cold slag machine 104 to cold slag ladle 1042 →
Cold slag ladle carries out thermal exchange for 1042 li, and water-in cold water cools off slag gradually, and water temperature raises and to be transformed into hot water, hot water with the water outlet discharge of cold slag ladle 1042 →
The hot water of discharging reclaims as process waters such as heat supplies with corresponding pipeline, the energy exchange of realization furnace temperature slag and heat recuperation →
Complete cooled slag is the powdery slag, the powdery slag enter chapelet 105 →
Chapelet 105 submit the powdery slag to sack cleaner 106 →
Powder after the purification is eliminated slag and is entered slag storehouse 107 and deposit, realize the magnesium smelting reducing slag tap automatically → transport trolley encapsulation powdery slag and be transported to the cement mill →
The cement mill utilizes the powdery slag to make the cement building material raw material, realizes the recycling of magnesium slag.
Claims (2)
1. a magnesium smelting reducing is slagged tap and waste-heat recovery device (10) automatically, it is characterized in that: be made up of reduction furnace (101), slag removal machine (102), chain bucket transfer roller (103), cold slag machine (104), chapelet (105), sack cleaner (106) and slag storehouse (107); Reduction furnace (101) is made up of reduction jar (1011) and slag bucket (1012), and reduction jar (1011) is installed in the reduction furnace (101), carries out magnesium slag reduction reaction; Reduction furnace (101) is dreg-accepting hopper (1012) down, and slag bucket (1012) is used to accept the slag that reduction reaction claws; Device slag removal machine (102) before reduction furnace (101) fire door, slag removal machine (102) has spiral and takes off head, is used to claw the slag in the reduction jar (1011); The chain bucket transfer roller (103) of continuous operation is equipped with in reduction furnace (101) stokehold, and chain bucket transfer roller (103) is gone up a plurality of chain buckets (1031) of link in turn are installed, and chain bucket (1031) is used to deposit the slag that slag bucket (1011) is discharged; Cold slag machine (104) is made up of big slag bucket (1041) and cold slag tube (1042), the slag that chain bucket (1031) unloads is accepted in big slag bucket (1041) import, big slag bucket (1041) outlet is joined with an end of cold slag ladle (1042) and is communicated, cold slag ladle (1042) is used for the slag thermal exchange, cold slag ladle is shaped on water-in and water outlet on (1042), cold water enters cold slag ladle (1042) by water-in, water outlet is the passage that the cold slag hot water after through the cold water thermal exchange that is entered by water-in is discharged cold slag ladle (1042), connects chapelet (105) under the right-hand member of cold slag ladle (1042); Chapelet (105) is made up of bucket elevator (1051), dw (1052) and bucket machine sweep-up pipe (1053); The dw same bucket elevators of (1052) one ends (1051) left side links to each other, place the top of chain bucket conveyor (103), the airborne dust that slag produces when being used to absorb chain bucket (1031) and being discharged into slag bucket (1041), bucket machine sweep-up pipe (1053) one ends are connected on chapelet (105) left end, the other end communicates with the big slag bucket (1041) of cold slag machine (104), the reentrainment of dust that produces when being used to absorb slag and entering slag bucket (1041); Chapelet (105) is used for lifting and transports airborne dust, reentrainment of dust and complete cooled powdery slag; Bucket elevator (1051) one terminations are led to sack cleaner (106), and the other end connects slag storehouse (107); Sack cleaner (106) is used for purifying the powdery slag of bucket elevator (1051) lining, removes airborne dust and reentrainment of dust; Slag storehouse (107) is used to deposit the powdery slag behind the clean dirt.
2. a magnesium smelting reducing is slagged tap and the technology of waste heat recovery, it is characterized in that: by using that the magnesium smelting reducing is slagged tap and waste-heat recovery device comes machinery to finish to skim, muck haulage, cool off granulated slag, scarfing cinder, storage slag, transport slag and use the slag process, specifically technical process is as follows;
Reduction jar (1011) is installed in the reduction furnace (101) and the magnesium slag of packing into →
The slag that reduction furnace (101) carries out after reduction reaction → reduction reaction claws with slag removal machine (102) machinery, the slag that has a furnace temperature enter slag bucket (1012) under the reduction furnace (101) →
Slag bucket (1012) discharge the chain bucket (1031) of slag to the chain bucket conveyor (103) →
Chain bucket conveyor (103) transport chain bucket (1031) that scoriaceous a plurality of links are housed to cold slag machine (104) top →
Chain bucket (1031) is discharged into the big slag bucket (1041) of cold slag machine (104) with slag, the airborne dust of generation with dw (1052) absorb →
The reentrainment of dust that enters big slag bucket (1041) with bucket machine sweep-up pipe (1053) absorb →
Big slag bucket (1041) the ore discharge slag of cold slag machine (104) to cold slag ladle (1042) →
Thermal exchange is carried out in cold slag ladle (1042) lining, and water-in cold water cools off slag gradually, and water temperature raises and to be transformed into hot water, hot water with the water outlet discharge of cold slag ladle (1042) →
The hot water of discharging reclaims as process waters such as heat supplies with corresponding pipeline, the energy exchange of realization furnace temperature slag and heat recuperation →
Complete cooled slag is the powdery slag, the powdery slag enter chapelet (105) →
Chapelet (105) submit the powdery slag to sack cleaner (106) →
Sack cleaner (106) udst separation powdery slag →
Powder after the purification is eliminated slag and is entered slag storehouse (107) and deposit, realize the magnesium smelting reducing slag tap automatically → transport trolley encapsulation powdery slag and be transported to the cement mill →
The cement mill utilizes the powdery slag to make the cement building material raw material, realizes the recycling of magnesium slag.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN2011100722413A CN102168186B (en) | 2011-03-24 | 2011-03-24 | Magnesium smelting reduction deslagging and residual heat recycling device and process |
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| CN2011100722413A CN102168186B (en) | 2011-03-24 | 2011-03-24 | Magnesium smelting reduction deslagging and residual heat recycling device and process |
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| CN102168186A true CN102168186A (en) | 2011-08-31 |
| CN102168186B CN102168186B (en) | 2013-07-31 |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102605195A (en) * | 2012-03-23 | 2012-07-25 | 重庆大学 | Slagging method for vertical retort magnesium smelting and vertical retort magnesium smelting device using same |
| CN102974269A (en) * | 2012-12-12 | 2013-03-20 | 长沙凯瑞重工机械有限公司 | Dry type granulating system for sulfonium |
| CN103435076A (en) * | 2013-08-21 | 2013-12-11 | 山西阳煤丰喜肥业(集团)有限责任公司 | Cooling and recycling device and method for saponification liquid molten alkali |
| CN104291335A (en) * | 2013-07-19 | 2015-01-21 | 北京思能达节能电气股份有限公司 | Method for quick one-step molding and waste heat recovery of high temperature liquid calcium carbide by chain belt type pelletizer |
| CN104313354A (en) * | 2014-11-11 | 2015-01-28 | 宁夏嘉翔自控技术有限公司 | Deslagging mechanism for center dust removal station of magnesium metal smelting reducing slag high-pressure slagging-off and charging system |
| CN104313359A (en) * | 2014-11-12 | 2015-01-28 | 宁夏嘉翔自控技术有限公司 | Magnesium metal smelting reducing slag conveying process |
| CN104372182A (en) * | 2013-08-13 | 2015-02-25 | 宁夏嘉翔自控技术有限公司 | Reducing slag dedusting system of magnesium metal smelting and reducing furnace |
| CN104421920A (en) * | 2013-08-29 | 2015-03-18 | 宁夏鹏程致远自动化技术有限公司 | Metallic magnesium reducing slag waste heat utilization system |
| CN106871143A (en) * | 2017-02-20 | 2017-06-20 | 郭文杰 | A kind of intelligent deduster and system |
| CN109798776A (en) * | 2018-12-14 | 2019-05-24 | 浙江开化合成材料有限公司 | A kind of automatic slag-tapping system of thermal energy recycling |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2589486Y (en) * | 2002-12-24 | 2003-12-03 | 宁夏惠冶镁业有限公司 | Automatic slag tapping machine for magnesium extraction |
| CN202063979U (en) * | 2011-03-24 | 2011-12-07 | 宁夏惠冶镁业集团有限公司 | Slagging and waste heat recovery device in magnesium smelting and reduction |
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2011
- 2011-03-24 CN CN2011100722413A patent/CN102168186B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2589486Y (en) * | 2002-12-24 | 2003-12-03 | 宁夏惠冶镁业有限公司 | Automatic slag tapping machine for magnesium extraction |
| CN202063979U (en) * | 2011-03-24 | 2011-12-07 | 宁夏惠冶镁业集团有限公司 | Slagging and waste heat recovery device in magnesium smelting and reduction |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102605195A (en) * | 2012-03-23 | 2012-07-25 | 重庆大学 | Slagging method for vertical retort magnesium smelting and vertical retort magnesium smelting device using same |
| CN102974269A (en) * | 2012-12-12 | 2013-03-20 | 长沙凯瑞重工机械有限公司 | Dry type granulating system for sulfonium |
| CN104291335A (en) * | 2013-07-19 | 2015-01-21 | 北京思能达节能电气股份有限公司 | Method for quick one-step molding and waste heat recovery of high temperature liquid calcium carbide by chain belt type pelletizer |
| CN104372182A (en) * | 2013-08-13 | 2015-02-25 | 宁夏嘉翔自控技术有限公司 | Reducing slag dedusting system of magnesium metal smelting and reducing furnace |
| CN103435076A (en) * | 2013-08-21 | 2013-12-11 | 山西阳煤丰喜肥业(集团)有限责任公司 | Cooling and recycling device and method for saponification liquid molten alkali |
| CN103435076B (en) * | 2013-08-21 | 2015-10-21 | 山西阳煤丰喜肥业(集团)有限责任公司 | A kind of saponification liquor molten caustic soda lowered temperature reclamation apparatus and method |
| CN104421920A (en) * | 2013-08-29 | 2015-03-18 | 宁夏鹏程致远自动化技术有限公司 | Metallic magnesium reducing slag waste heat utilization system |
| CN104313354A (en) * | 2014-11-11 | 2015-01-28 | 宁夏嘉翔自控技术有限公司 | Deslagging mechanism for center dust removal station of magnesium metal smelting reducing slag high-pressure slagging-off and charging system |
| CN104313359A (en) * | 2014-11-12 | 2015-01-28 | 宁夏嘉翔自控技术有限公司 | Magnesium metal smelting reducing slag conveying process |
| CN106871143A (en) * | 2017-02-20 | 2017-06-20 | 郭文杰 | A kind of intelligent deduster and system |
| CN109798776A (en) * | 2018-12-14 | 2019-05-24 | 浙江开化合成材料有限公司 | A kind of automatic slag-tapping system of thermal energy recycling |
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| CN102168186B (en) | 2013-07-31 |
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