CN103438714A - High-temperature dryer for mineral material - Google Patents
High-temperature dryer for mineral material Download PDFInfo
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- CN103438714A CN103438714A CN2013103269369A CN201310326936A CN103438714A CN 103438714 A CN103438714 A CN 103438714A CN 2013103269369 A CN2013103269369 A CN 2013103269369A CN 201310326936 A CN201310326936 A CN 201310326936A CN 103438714 A CN103438714 A CN 103438714A
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- material bin
- heating
- plate
- temperature dryer
- swash plate
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- 239000000463 material Substances 0.000 title claims abstract description 107
- 229910052500 inorganic mineral Inorganic materials 0.000 title claims abstract description 28
- 239000011707 mineral Substances 0.000 title claims abstract description 28
- 238000010438 heat treatment Methods 0.000 claims abstract description 87
- 239000000779 smoke Substances 0.000 claims abstract description 35
- 238000007599 discharging Methods 0.000 claims description 16
- 239000000843 powder Substances 0.000 claims description 14
- 239000007789 gas Substances 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 9
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 7
- 239000003546 flue gas Substances 0.000 claims description 7
- 238000010276 construction Methods 0.000 claims description 6
- 239000003245 coal Substances 0.000 claims description 4
- 239000000126 substance Substances 0.000 claims description 4
- 239000004576 sand Substances 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 2
- 239000012141 concentrate Substances 0.000 description 20
- YDZQQRWRVYGNER-UHFFFAOYSA-N iron;titanium;trihydrate Chemical compound O.O.O.[Ti].[Fe] YDZQQRWRVYGNER-UHFFFAOYSA-N 0.000 description 20
- 238000001035 drying Methods 0.000 description 10
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000003345 natural gas Substances 0.000 description 4
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 3
- 229910052720 vanadium Inorganic materials 0.000 description 3
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 3
- 206010020843 Hyperthermia Diseases 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000003034 coal gas Substances 0.000 description 2
- 238000005485 electric heating Methods 0.000 description 2
- 230000036031 hyperthermia Effects 0.000 description 2
- 238000005453 pelletization Methods 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
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- Drying Of Solid Materials (AREA)
Abstract
The invention relates to a high-temperature dryer for mineral material. The high-temperature dryer comprises a material storage bin, a support pillar and a heating cavity, wherein a feeding hole is formed in the top of the material storage bin; an inclined plate is arranged in the material storage bin; a leakage hole is formed by the lower end of the inclined plate and the wall of the material storage bin; the bottom of the material storage bin is provided with a heating plate; the heating plate is arranged in an inclined way; the lower end of the heating plate is connected with a discharge hole; a smoke guide plate is arranged in a leakage hole formed by the inclined plate close to the heating plate and the wall of the material storage bin; a smoke guide hole is formed by the smoke guide plate and the wall of the material storage bin; a material leaking hole is formed by the smoke guide plate and the lower end of the inclined plate close to the heating plate; the material storage bin is supported by the support pillar through a spring; the heating cavity is arranged under the material storage bin; a vibrator is also arranged on the top of the material storage bin. The high-temperature dryer is simple in structure and easy to distinguish, fully utilizes a heat source and hot air, and enables the mineral material to obtain higher temperature.
Description
Technical field
The present invention relates to a kind of mineral materials high-temperature dryer, be specially adapted to ilmenite concentrate powder or pelletizing that vanadium titano-magnetite obtains and carry out hyperthermia drying, and can realize to ilmenite concentrate the dryer of roasting.
Background technology
While drying for mineral materials at present, the ilmenite concentrate that particularly spoil reclaming after selecting iron is got for vanadium titano-magnetite, general main employing cylindrical drier or rotary drying machine complete, cardinal principle is that the high-temperature gas that in burner hearth, burning forms is passed in rotary drying machine, by ilmenite concentrate, also be transported in rotary drying machine simultaneously, rotary drying machine rotates and drives the ilmenite concentrate rotation, ilmenite concentrate is overturn in dryer, under the effect of high-temperature gas, ilmenite concentrate is dried, it is upper and lower that the rear ilmenite concentrate of general oven dry can reach 70 degree, if need more than the ilmenite concentrate bake out temperature reaches 200 degree, existing equipment can't meet the demands, and adopt some high temperature modes as converter, ilmenite concentrate to be carried out more than sintering temperature can reach 1000 degree, but due to its equipment complexity, cost is quite high, for only needing the baking modes of several Baidu can not meet its requirement.
Summary of the invention
The present invention provides a kind of mineral materials high-temperature dryer for the problems referred to above that solve.
The technical solution used in the present invention is: a kind of mineral materials high-temperature dryer, comprise material bin, and support column, heating chamber, described material bin is body structure, and top is provided with charging aperture and outlet flue, and bottom is provided with discharging opening; Be provided with swash plate in material bin, swash plate is high-end to be connected with the material bulkhead, swash plate low side and material bulkhead are formed with leak, the material bin inner bottom part is provided with heating plate, and heating plate is for being obliquely installed, and the heating plate low side is connected with discharging opening, be provided with smoke deflector in the leak that the swash plate be close at heating plate and material bulkhead form, the smoke deflector bottom is connected with heating plate is high-end, and smoke deflector and material bulkhead form smoke guide port, and smoke deflector and heating plate next-door neighbour's swash plate low side forms and leaks material mouthful; Described support column provides resiliency supported by spring for described material bin; Described heating chamber is arranged on below described material bin, and described heating chamber is that the cavity of heat energy is provided to material bin; Also be provided with vibrator on described material bin.
Further, the swash plate in described material bin becomes the 6-30 degree with horizontal sextant angle, and described heating plate becomes the 6-30 degree with horizontal sextant angle.
Further, the swash plate in described material bin is provided with more than two, and adjacent swash plate becomes to be oppositely arranged.
This mineral materials high-temperature dryer course of work is as follows: material bin is supported by support column by spring, under the vibrator effect of top, mineral powder from charging aperture fall reach swash plate high-end, under the effect of gravity and vibrator, to the motion of swash plate bottom, then from leak, fall one deck swash plate.Simultaneously, the high-temperature gas the heating chamber of discharging from smoke guide port, will upwards flow along the orlop swash plate, and arrive on the last layer swash plate by leak, finally from charging aperture, discharge, can be preheated mineral materials in the high-temperature gas uphill process, make time of heating later shorter.Material, in swash plate landing process, finally expects mouthful to fall on heating plate by leakage, after heating by heating plate, from discharging opening, discharges.
Further, described smoke deflector and horizontal vertical direction have certain angle, make smoke guide port bottom bore be greater than the top bore.In general, the angle of smoke deflector and horizontal vertical direction is the 0-80 degree, the high-end swash plate low side higher than the heating plate next-door neighbour of smoke deflector.The high-temperature gas that heating chamber produces like this, by after smoke guide port, can increase the mobile speed of high-temperature gas, accelerates the evaporation rate to mineral materials moisture content.
Further, the discharging opening place also is provided with the material controlling gate, for controlling number and the warm-up time of mineral powder discharging.
Further, also be communicated with input channel on material bin, for pass into hot-air or other gas or material from outside.Air heat-absorbing device can be set in heating chamber, the air after heating is delivered in input channel.If material, at hyperthermia drying or in short-term in roasting process, needs some specially treateds to advance, such as needs input oxygen enrichment, during to the material oxidation of impurities, can add by input channel.
Further, be provided with the flue gas hermetically-sealed construction between material bin and heating chamber.Described flue gas hermetically-sealed construction is: be provided with sealing plate in periphery, material bin bottom, U-shaped groove is set on heating chamber, sealing plate is positioned in U-shaped groove, and with U-shaped bottom land, certain interval is arranged, and place fine sand or other sealing substances are covered gap in U-shaped groove.
Further, described heating chamber is the heating chamber of combustible of burning, or heating chamber is to realize heating the heating chamber of material bin by Electric heating.
Further, when heating chamber is that in the time of burning the heating chamber of combustible,, when described combustible substance is coal, described heating chamber is heating furnace, described heating furnace comprises burner hearth, and furnace wall is provided with grate in described burner hearth.For improving the heating furnace effect, also comprise that air blast communicates with burner hearth, the flue gas that burner hearth produces flows to material bin top by smoke guide port, and finally from charging aperture, discharges.
Further, on the material bulkhead, be provided with observation window, described vibrator is arranged on the top or material bin outer wall of material bin, and described vibrator is electromagnetic vibrator or mechanical vibrator, and described charging aperture also is provided with funnel.
Above-mentioned mineral materials high-temperature dryer has following beneficial effect: can to material particularly mineral materials produce higher temperature after comprising powder and corresponding pelletizing drying, roasting, for ilmenite concentrate, more than making after ilmenite concentrate drying, roasting to reach 200 degree, effectively change the character of the relevant composition of ilmenite concentrate, improve the utilization ratio of ilmenite concentrate, simultaneously, due to whole material bin in vibrational state, at high temperature sintering phenomenon can not occur in material, need not carry out further milled processed again.
The accompanying drawing explanation
Fig. 1 is mineral materials high-temperature dryer structural representation.
Fig. 2 is A-A cutaway view in Fig. 1.
In figure, number: material bin 1, support column 2, heating chamber 3, charging aperture 4, swash plate 5, discharging opening 6, material bulkhead 7, smoke deflector 8, leak 9, heating plate 10, smoke guide port 11, leak material mouth 12, spring 13, vibrator 14, input channel 15, sealing plate 16, U-shaped groove 17, burner hearth 18, furnace wall 19, grate 20, observation window 21, material controlling gate 22, gusseted 23, outlet flue 24.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is further described.
Embodiment 1:
As shown in Figure 1 and Figure 2, a kind of mineral powder high-temperature dryer, comprise material bin 1, support column 2, and heating chamber 3, described material bin 1 is body structure, and top is provided with charging aperture 4, and bottom is provided with discharging opening 6.
Be provided with 4 swash plates 5 in described material bin 1, be oppositely arranged in twos, every swash plate becomes 15 degree with horizontal sextant angle, swash plate 5 is high-end to be connected with material bulkhead 7, swash plate 5 low sides and material bulkhead 7 are formed with leak 9, and material bin 1 inner bottom part is provided with heating plate 10, and heating plate 10 is for being obliquely installed, heating plate 10 becomes 15 degree with horizontal sextant angle, heating plate 10 low sides are connected with discharging opening 6.
Be provided with smoke deflector 8 in the leak 9 that the swash plate 5 be close at heating plate 10 and material bulkhead 7 form, smoke deflector 8 low sides are connected with heating plate 10 is high-end, high-end swash plate 5 low sides higher than heating plate 10 next-door neighbours of smoke deflector 8, certainly, high-end swash plate 5 low sides higher than heating plate 10 next-door neighbours of smoke deflector 8, smoke deflector 8 forms smoke guide port 11 with material bulkhead 7, smoke deflector 8 and heating plate 10 next-door neighbours' swash plate 5 low sides form and leak material mouth 12, smoke deflector (8) has certain angle with the horizontal vertical direction, desirable and horizontal vertical angular separation 30 is spent, large 1/3rd left and right of bore, relative aperture top, desirable smoke guide port bottom.
Material bin 1 top also is provided with vibrator 14, can be arranged on material bin 1 crown center, adopts electromagnetic vibrator or mechanical type vibrator.
Below material bin 1, be heating chamber 3, heating chamber is the heating furnace of energy coal combustion, and described heating furnace comprises burner hearth 18, furnace wall 19, described burner hearth 19, inside be provided with grate 20, coal burns on grate, produce high-temperature gas and heat radiation in burner hearth, act on heating plate, can make heating plate produce the above high temperature of 500 degree, when mineral materials is dried, the special oven dry roasting for ilmenite concentrate, while discharging from discharging opening, more than the ilmenite concentrate temperature can reach 200 degree.For improving better temperature, also can establish an air blast and communicate with burner hearth, for burner hearth provides air-supply.Heating furnace and material bin 1 are provided with the flue gas hermetically-sealed construction, this flue gas hermetically-sealed construction is: in material bin 1 bottom periphery, be provided with sealing plate 16, U-shaped groove 17 is set on heating furnace, sealing plate 16 is positioned in U-shaped groove 17, and with 17 ends of U-shaped groove, certain interval is arranged, and place fine sand and cover gap in U-shaped groove 17.
Also be communicated with input channel 15 on material bin, can pass into the high temperature air after the heating chamber heating, the discharging opening place also is provided with material controlling gate 22, is provided with observation window 21 on the material bulkhead, and described charging aperture also can be established a funnel.Material controlling gate 22 can be set as the gate that can open up and down, for controlling the size of discharging opening material output, thereby increase, reduces drying time, according to different material, chooses different gate heights.
At vanadium titano-magnetite, choose in ilmenite concentrate, when selecting ilmenite concentrate and not reaching the minimum requirements grade, can't find application, often all do to stack and process, but after using above-mentioned dryer to dry calcination process to ilmenite concentrate, then carry out selection operation, can improve the ilmenite concentrate grade more than 3 percentage points, thereby make the ore deposit that can't use again from new utilization, saved resource.
High-temperature dryer except heating chamber different, other arranges all the same situation, mainly in heating chamber, adopt burning natural gas or coal gas to realize, when this situation, the furnace wall of heating chamber equally can adopt the structure of embodiment 1, can adopt refractory brick and heat insulation layer structure as furnace wall, only be provided with nozzle and the igniter of burning natural gas or coal gas in burner hearth, by the combustion gas size of controlling natural gas, control bake out temperature.While adopting this mode, less on the impact of environment, particularly natural gas its there is no what environmental pollution.
Also can electric heating equipment be set in the heating chamber of high-temperature dryer for heating heating plate.By arrange resistance wire in heating chamber, several groups of resistance wires generally are set along heating plate bottom, by controlling not the size of resistance wire control overhead on the same group, and can accurately control bake out temperature.While adopting this mode, on the not impact of environment, but electric cost is higher.
Claims (10)
1. a mineral materials high-temperature dryer, is characterized in that: comprise material bin (1), support column (2), heating chamber (3), described material bin (1) is body structure, and top is provided with charging aperture (4) outlet flue (24), and bottom is provided with discharging opening (6), be provided with swash plate (5) in described material bin (1), swash plate (5) is high-end to be connected with material bulkhead (7), swash plate (5) low side and material bulkhead (7) are formed with leak (9), material bin (1) inner bottom part is provided with heating plate (10), heating plate (10) is for being obliquely installed, heating plate (10) low side is connected with discharging opening (6), be provided with smoke deflector (8) in the leak (9) that the swash plate (5) be close at heating plate (10) and material bulkhead (7) form, smoke deflector (8) low side and high-end connection of heating plate (10), smoke deflector (8) forms smoke guide port (11) with material bulkhead (7), smoke deflector (8) forms leakage material mouthful (12) with heating plate (10) next-door neighbour's swash plate (5) low side, described support column (2) provides resiliency supported by spring (13) for described material bin (1), described heating chamber (3) is arranged on below described material bin (1), and described heating chamber (3) is that the cavity of heat energy is provided to material bin (1), also be provided with vibrator (14) on described material bin (1).
2. mineral powder high-temperature dryer according to claim 1, it is characterized in that: described swash plate (5) becomes the 6-30 degree with horizontal sextant angle, and described heating plate (10) becomes the 6-30 degree with horizontal sextant angle.
3. mineral powder high-temperature dryer according to claim 2, it is characterized in that: the swash plate in described material bin (5) is provided with more than two, and adjacent swash plate (5) becomes to be oppositely arranged.
4. mineral powder high-temperature dryer according to claim 3, it is characterized in that: described smoke deflector (8) is the 0-80 degree with the horizontal vertical angular separation, make smoke guide port (11) bottom bore be greater than the top bore, high-end swash plate (5) low side higher than heating plate (10) next-door neighbour of smoke deflector (8).
5. mineral powder high-temperature dryer according to claim 4, is characterized in that: be communicated with input channel (15) on described material bin, for pass into hot-air or other gas or material from outside.
6. according to arbitrary described mineral powder high-temperature dryer in claim 1 to 5, it is characterized in that: between material bin (1) and heating chamber (3), be provided with the flue gas hermetically-sealed construction.
7. mineral powder high-temperature dryer according to claim 6, it is characterized in that: described flue gas hermetically-sealed construction is: in material bin (1) bottom periphery, be provided with sealing plate (16), U-shaped groove (17) is set on heating chamber, sealing plate (16) is positioned in U-shaped groove (17), and with U-shaped groove (17) end, certain interval is arranged, and place fine sand or other sealing substances are covered gap in U-shaped groove (17).
8. mineral powder high-temperature dryer according to claim 7, it is characterized in that: when heating chamber (3) is in the time of burning the heating chamber of combustible, when described combustible substance is coal, described heating chamber (3) is heating furnace, described heating furnace comprises burner hearth (18), furnace wall (19), be provided with grate (20) in described burner hearth (19).
9. mineral powder high-temperature dryer according to claim 8, it is characterized in that: the discharging opening place also is provided with material controlling gate (22).
10. mineral powder high-temperature dryer according to claim 9, it is characterized in that: be provided with observation window (21) on the material bulkhead, described vibrator is arranged on the top or material bin outer wall of material bin, described vibrator is electromagnetic vibrator or mechanical vibrator, and described charging aperture also is provided with funnel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310326936.9A CN103438714B (en) | 2013-07-28 | 2013-07-28 | A kind of high-temperature dryer for mineral material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310326936.9A CN103438714B (en) | 2013-07-28 | 2013-07-28 | A kind of high-temperature dryer for mineral material |
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| Publication Number | Publication Date |
|---|---|
| CN103438714A true CN103438714A (en) | 2013-12-11 |
| CN103438714B CN103438714B (en) | 2015-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310326936.9A Active CN103438714B (en) | 2013-07-28 | 2013-07-28 | A kind of high-temperature dryer for mineral material |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104095034A (en) * | 2014-07-20 | 2014-10-15 | 苏州塔可盛电子科技有限公司 | Highly-efficient and quick drying machine for drying small-particle crop seeds |
| CN104772283A (en) * | 2015-03-17 | 2015-07-15 | 浙江中科新光铭光电科技有限公司 | Stock bin for sorting particles |
| CN105969950A (en) * | 2016-06-18 | 2016-09-28 | 李天兵 | Multifunctional annealing furnace |
| CN107166934A (en) * | 2017-05-27 | 2017-09-15 | 重庆市富环建筑材料有限责任公司 | Slag processing unit |
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| GB952920A (en) * | 1961-11-10 | 1964-03-18 | Vickers Armstrong Ltd | Improvements in or relating to plant for freeze drying foodstuffs |
| US3842516A (en) * | 1972-08-24 | 1974-10-22 | Buehler Ag Geb | Shaft cooler construction |
| CN86207650U (en) * | 1986-09-29 | 1987-07-08 | 东北工学院 | Vibrating multilayered continual drying machine |
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| CN202485364U (en) * | 2012-02-03 | 2012-10-10 | 重庆大学 | Brown coal dryer |
| CN203489678U (en) * | 2013-07-28 | 2014-03-19 | 杨涛 | High-temperature dryer for mineral material |
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2013
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB952920A (en) * | 1961-11-10 | 1964-03-18 | Vickers Armstrong Ltd | Improvements in or relating to plant for freeze drying foodstuffs |
| US3842516A (en) * | 1972-08-24 | 1974-10-22 | Buehler Ag Geb | Shaft cooler construction |
| CN86207650U (en) * | 1986-09-29 | 1987-07-08 | 东北工学院 | Vibrating multilayered continual drying machine |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104095034A (en) * | 2014-07-20 | 2014-10-15 | 苏州塔可盛电子科技有限公司 | Highly-efficient and quick drying machine for drying small-particle crop seeds |
| CN104772283A (en) * | 2015-03-17 | 2015-07-15 | 浙江中科新光铭光电科技有限公司 | Stock bin for sorting particles |
| CN105969950A (en) * | 2016-06-18 | 2016-09-28 | 李天兵 | Multifunctional annealing furnace |
| CN107166934A (en) * | 2017-05-27 | 2017-09-15 | 重庆市富环建筑材料有限责任公司 | Slag processing unit |
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| Publication number | Publication date |
|---|---|
| CN103438714B (en) | 2015-08-19 |
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Effective date of registration: 20190828 Address after: 453000 HII 1201-217 (2109) in Torch Park, No. 1789 Xinfei Avenue, Xinxiang High-tech Zone, Henan Province Patentee after: Henan plain public intellectual property operation and Management Co., Ltd. Address before: 617000 Fire Pressure Point Inspection Unit of Equipment Room of Xingang Vanadium Active Center, Panzhihua City, Sichuan Province Patentee before: Yang Tao |
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Effective date of registration: 20211130 Address after: 256600 No. 1, Gaosi Road, high tech Industrial Development Zone, Binzhou City, Shandong Province Patentee after: Binzhou Kechuang Incubator Co.,Ltd. Address before: 453000 HII1201-217 (2109), torch Park, No. 1789, Xinfei Avenue, Xinxiang new high tech Zone, Henan. Patentee before: Henan plain public intellectual property operation and Management Co.,Ltd. |