CN107604153B - A kind of device and its application method directly preparing material using metallic ore - Google Patents
A kind of device and its application method directly preparing material using metallic ore Download PDFInfo
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- CN107604153B CN107604153B CN201710823729.2A CN201710823729A CN107604153B CN 107604153 B CN107604153 B CN 107604153B CN 201710823729 A CN201710823729 A CN 201710823729A CN 107604153 B CN107604153 B CN 107604153B
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Abstract
The present invention relates to a kind of directly to prepare the device and its application method of material using ore.The device includes ore molten drop system, material formation system, atmosphere control system；Ore molten drop spraying system includes 6 power controller 5 of load coil and metal pipe material 4；The metal pipe material 4 is connected with control atmosphere 12, interior ventable body；The metal pipe material 4 is located at right above the center of load coil 6.Material formation system is located at the lower section of load coil 6, and sealing partition 7, liquid nitrogen spout 9 and liquid nitrogen 14 including having closure switch channel 8, wherein the switch of channel and liquid nitrogen spray is controlled by controller 13.Atmosphere control system is by including air inlet 10, gas outlet 2,3 gas hood 1 of atmosphere protection room and the gas 12 for controlling atmosphere.The air inlet 10, gas outlet 2 are connected with atmosphere protection room 3, are symmetric.Test equipment of the present invention is simple and convenient to operate, is high-efficient, is applied widely.
Description
Technical field
The present invention relates to a kind of directly to prepare the device and its application method of material using metallic ore, belongs to metallurgical material
Preparation technical field.
Background technique
In order to prepare the Metallic Functional Materials that can be used or structural material, it usually needs the very long process of experience.With system
For standby metallic iron powder, need to undergo from iron ore to preparing pellet/sinter-ironmaking-molten iron pretreatment-steel-making-company
Casting-steel rolling-machine-building whole process, all in all, whole process there is time-consuming, energy utilization rate is low, it is at high cost,
The a series of problems such as efficiency is slow, environmental pollution is serious.In order to solve these problems, exploitation and development utilization metallic ore are direct
The device and method for preparing material are necessary, to can greatly shorten process, save the time, energy saving, reduce at
This, improves production efficiency and plays the role of protecting environment.However, not yet being had been reported about the patent of this respect at present.
Summary of the invention
Technical problem solved by the present invention is it is existing using ore prepare the long process of material there are aiming at the problem that, mention
For a kind of device and its application method for directly preparing material using metallic ore.
The present invention adopts the following technical scheme that realization:
A kind of device directly preparing material using metallic ore, including ore molten drop spraying system, material formation system,
Atmosphere control system；
The ore molten drop spraying system includes load coil (6), power controller (5) and metal pipe material (4)；
The metal pipe material (4) is connected with protectiveness gas hood (1), and protectiveness gas hood (1) is provided by hose (11) connection control atmosphere
Device (12), ventable body in the metal pipe material (4)；The metal pipe material (4) is being located at the center of load coil (6) just
Top；
The material formation system is located at the lower section of load coil (6), including close with closure switch channel (8)
Plate (7), liquid nitrogen spout (9) and liquid nitrogen (14) are insulated, wherein the switch of channel and liquid nitrogen spray is controlled by controller (13)；
The atmosphere control system is by including air inlet (10), gas outlet (2), atmosphere protection room (3), gas hood (1) and control
Atmosphere providing device (12) processed.The air inlet (10), gas outlet (2) are connected with atmosphere protection room (3), are symmetric.
Further, a kind of device that material is directly prepared using ore of the present invention, the hose are equipped with valve, valve
Switch controlled by controller (13).
Further, a kind of device that material is directly prepared using ore of the present invention, the switch controller (13) can be with
Simultaneously on control channel (8) and hose (11) valve unlatching, can also at the same control channel (8) closure and liquid nitrogen spout
(9) unlatching.
Further, a kind of device that material is directly prepared using ore of the present invention, the air inlet (10), gas outlet
(2) valve is had.The air inlet (10) is connected on control atmosphere providing device.
Further, a kind of device that material is directly prepared using ore of the present invention, atmosphere protection room (3) side is set
It is equipped with peep hole, position is parallel with induction coil.The side of the material forming part of the atmosphere protection room (3) offers sealing
Channel.
Further, a kind of device that material is directly prepared using ore of the present invention, atmosphere protection room (3) top are
Openable protectiveness gas hood (1) is reserved with the import of metal pipe material (4) on the protectiveness gas hood (1).
Invention additionally discloses the method for sending out a kind of using the above-mentioned device for directly preparing material using ore, the application sides
Method includes the following steps:
Step 1
Ore is loaded into the high quartz glass tube of opening in following bottom end, is then inserted in metal pipe material (4), will fill
There is the position of ore to occupy load coil (6) middle position, and set the heating power of induction furnace, simultaneously closes off logical
Road (8).
Step 2
The valve for opening air inlet (10), gas outlet (2) is passed through control atmosphere gas toward atmosphere protection room (3), and controls
The size of flow.
Step 3
It ventilates after a period of time, opens load coil (6) and ore is heated, protected again after being fused into liquid phase
A period of time is held, is allowed to cmpletely react with protective atmosphere.
Step 4
By controller (13), at the same on control channel (8) and hose (11) valve unlatching, by the liquid after ore melt
Mutually be ejected by channel enclosed in material formation system, immediately simultaneously control channel (8) closure and liquid nitrogen spout
(9) ore of unlatching, fusing is atomized into powder particle by liquid nitrogen.
Preferably, a kind of application method for the device that material is directly prepared using ore of the present invention is high in the step 1
The half of warm quartz glass tube is 1-2cm, and the dosage of lower ending opening 0.5-3mm, ore are 20-50g, and induction coil length is
5-8cm。
Preferably, a kind of application method for the device that material is directly prepared using ore of the present invention, in the step 2, control
Atmosphere gas processed is reducibility gas, further preferably CO, H2、 CH4Or at least one of other gases.
Preferably, a kind of application method for the device that material is directly prepared using ore of the present invention in the step 3, is led to
Gas time many 10min, melting and heat preservation time many 30min.
Preferably, a kind of application method for the device that material is directly prepared using ore of the present invention, in the step 4, liquid
Nitrogen flow is 0.5-1.0L/min.
The present invention provides a kind of device that material is directly prepared using ore and its application method, it can be achieved that different ores
Direct material utilization provides reference frame to develop and developing metallurgy with the integrated new technology of material.
The present invention mainly has the advantages that
1) equipment is simple.The present invention includes three systems, and more than totally ten components are constituted, and there is operation to be simple and convenient to operate
The characteristics of.
2) high-efficient.The present invention is prepared from ore to material, is settled at one go, and without other technical process, process is short, the time
Few, speed is fast.
3) at low cost.Due to reducing other process flows, the consumption of energy source and power is reduced, greatly reduces and is produced into
This.
4) applied widely.According to different ore types, corresponding control atmosphere is selected, so that it may obtain corresponding gold
Belong to.
Below in conjunction with the drawings and specific embodiments, the present invention will be further described.
Detailed description of the invention
Fig. 1 is a kind of apparatus structure schematic diagram that material is directly prepared using ore applied in embodiment.
Figure label:
1- gas hood, the gas outlet 2-, 3- protective atmosphere room, 4- metal pipe material, 5- power controller, 6- induction heating line
Circle, 7- sealing partition, the channel 8-, 9- liquid nitrogen spout, 10- air inlet, 11- hose, 12- control atmosphere providing device, and 13- is opened
Close controller, 14- liquid nitrogen, 15- liquid nitrogen control valve
Specific embodiment
The device that material is directly prepared using ore referring to Fig. 1, in diagram.Including ore molten drop spraying system, material
Formation system, atmosphere control system three parts.The ore molten drop spraying system includes load coil (6), power control
Device (5) processed and metal pipe material (4), metal pipe material (4) are connected with control atmosphere providing device (12).Material formation system position
It is the sealing partition (7) for being provided with channel (8) in the lower section of load coil (6), immediately below induction coil, channel is just
Lower section is liquid nitrogen spout, and the switch of channel and liquid nitrogen spray is controlled by controller (13).The atmosphere control system includes air inlet
Mouth (10), gas outlet (2), atmosphere protection room (3), gas hood (1) and control atmosphere providing device (12), the air inlet (10),
Gas outlet (2) is connected with atmosphere protection room (3), is symmetric.The other end of the metal pipe material (4) is connected by hose (11)
It is connected to protective atmosphere gas to provide on device, the hose is equipped with valve, and is connected with controller (13).Atmosphere protection room
(3) top is openable protectiveness gas hood (1), and atmosphere protection room side is provided with peep hole, and position is parallel with induction coil.
Controller can simultaneously control channel (8), on liquid nitrogen spray and hose valve switch unlatching and closure.
Method embodiment using the above-mentioned device for directly preparing material using ore is as follows:
Heating is carried out to ore using load coil to be allowed to melt, while being passed through protection gas gas and being reacted, so
After be injected into material formation system, the liquid nitrogen being atomized is cooled down, to be prepared into dusty material.
It is illustrated for preparing metal iron powder using iron ore below.
Specifically include following sequential steps:
Step 1
Iron ore concentrate mountain flour is loaded into the high quartz glass tube of opening in following bottom end, is then inserted in metal pipe material (4)
In, the position equipped with mineral powder is occupy into load coil (6) middle position, and set the heating power of induction furnace,
Simultaneously close off channel (8).
Step 2
The valve for opening air inlet (10), gas outlet (2) is passed through control atmosphere gas toward atmosphere protection room (3), and controls
Flow is 10L/min.
Step 3
Ventilation after ten minutes, is opened load coil (6) and is heated to ore, keep again after being fused into liquid phase
For a period of time, it is allowed to sufficiently react with protective atmosphere.
Step 4
Opening controller (13), the liquid phase after ore melt is ejected into material formation system, then starting control
Device (13) closing passage processed simultaneously opens liquid nitrogen spray, and powder particle is made in liquid phase atomization cooling, then passes through gravity treatment
Separating metal powder and clinker powder.
Embodiment above describes basic principles and main features of the invention and advantages of the present invention, the technologies of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The concrete operating principle of invention, without departing from the spirit and scope of the present invention, the present invention also have various change and change
Into these changes and improvements all fall within the protetion scope of the claimed invention, and the claimed scope of the invention is by appended right
Claim and its equivalent thereof.
Claims (3)
1. a kind of application method for the device for directly preparing material using ore, it is characterised in that include the following steps:
Step 1
Ore is loaded into the high quartz glass tube of opening in following bottom end, is then inserted in metal pipe material (4), mine will be housed
The position of stone occupy load coil (6) middle position, and sets the heating power of induction furnace, simultaneously closes off channel
(8)；The half of the high quartz glass tube is 1-2cm, and lower ending opening 0.5-3mm, the dosage of ore is 20-50g, induction
Coil length is 5-8cm；
Step 2
The valve for opening air inlet (10), gas outlet (2), the gas of control atmosphere is passed through toward atmosphere protection room (3), and controls stream
The size of amount；The gas of the control atmosphere is reducibility gas, is selected from CO, H2、CH4At least one of；
Step 3
It ventilates after a period of time, opens load coil (6) and ore is heated, keep one again after being fused into liquid phase
The section time is allowed to sufficiently react with the gas of control atmosphere；
Step 4
By controller (13), at the same on control channel (8) and hose (11) valve unlatching, by the liquid phase quilt after ore melt
It is injected into material formation system, immediately the closure of control channel (8) and the unlatching of liquid nitrogen spout (9) simultaneously, ore
Liquid phase after fusing is quickly cooled down by liquid nitrogen atomization is made powder particle, then can separating metal powder and furnace by gravity treatment
Ground-slag end；
Described device includes ore molten drop system, material formation system, atmosphere control system；
The ore molten drop spraying system includes load coil (6), power controller (5) and metal pipe material (4)；It is described
Metal pipe material (4) is connected with protectiveness gas hood (1), and protectiveness gas hood (1) passes through hose (11) connection control atmosphere providing device
(12), ventable body in the metal pipe material (4)；The metal pipe material (4) be located at the center of load coil (6) just on
Side；The hose is equipped with valve, and the switch of valve is controlled by controller (13)；
The material formation system is located at the lower section of load coil (6), including with closure switch channel (8) sealing every
Plate (7), liquid nitrogen spout (9) and liquid nitrogen (14), wherein the switch of channel and liquid nitrogen spray is controlled by controller (13)；
The atmosphere control system is by including air inlet (10), gas outlet (2), atmosphere protection room (3), gas hood (1) and control gas
Atmosphere provides device (12)；The air inlet (10), gas outlet (2) are connected with atmosphere protection room (3), are symmetric；
It is openable protectiveness gas hood (1) at the top of the atmosphere protection room (3), is reserved with gold on the protectiveness gas hood (1)
Belong to the import of tubing (4).
2. a kind of application method of device for directly preparing material using ore according to claim 1, it is characterised in that:
In the step 3, duration of ventilation is no less than 10min, melting and heat preservation time many 30min.
3. a kind of application method of device for directly preparing material using ore according to claim 1, it is characterised in that:
In the step 4, liquid nitrogen flow 0.5-1.0L/min.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710823729.2A CN107604153B (en) | 2017-09-13 | 2017-09-13 | A kind of device and its application method directly preparing material using metallic ore |
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| CN201710823729.2A CN107604153B (en) | 2017-09-13 | 2017-09-13 | A kind of device and its application method directly preparing material using metallic ore |
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| CN107604153A CN107604153A (en) | 2018-01-19 |
| CN107604153B true CN107604153B (en) | 2019-08-27 |
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| CN114634179B (en) * | 2022-03-25 | 2024-04-12 | 矿冶科技集团有限公司 | Pretreatment equipment and method for graphite ore before grinding |
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|---|---|---|---|---|
| JPS59159903A (en) * | 1983-03-01 | 1984-09-10 | Sumitomo Electric Ind Ltd | Method and device for producing metallic powder |
| JP2005213062A (en) * | 2004-01-27 | 2005-08-11 | Toyota Motor Corp | Method and apparatus for producing granulated slag |
| CN101519706A (en) * | 2009-02-24 | 2009-09-02 | 上海大学 | Method and device for smelting reduction of ion ores with bottom blowing hydrogen |
| CN101575677A (en) * | 2003-08-01 | 2009-11-11 | 攀枝花金钛高科技有限责任公司 | Method for producing titanium-rich materials and steel products through titanium mine |
| CN103757152A (en) * | 2014-01-03 | 2014-04-30 | 中冶东方工程技术有限公司 | Method and device for treating steel slag |
| CN203565872U (en) * | 2013-12-10 | 2014-04-30 | 河北联合大学 | High-pressure smelting and atomizing nitrogen quenching device |
| CN106113314A (en) * | 2016-08-15 | 2016-11-16 | 浙江心源科技有限公司 | A kind of spray crystallization prilling granulator and prilling process thereof |
-
2017
- 2017-09-13 CN CN201710823729.2A patent/CN107604153B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59159903A (en) * | 1983-03-01 | 1984-09-10 | Sumitomo Electric Ind Ltd | Method and device for producing metallic powder |
| CN101575677A (en) * | 2003-08-01 | 2009-11-11 | 攀枝花金钛高科技有限责任公司 | Method for producing titanium-rich materials and steel products through titanium mine |
| JP2005213062A (en) * | 2004-01-27 | 2005-08-11 | Toyota Motor Corp | Method and apparatus for producing granulated slag |
| CN101519706A (en) * | 2009-02-24 | 2009-09-02 | 上海大学 | Method and device for smelting reduction of ion ores with bottom blowing hydrogen |
| CN203565872U (en) * | 2013-12-10 | 2014-04-30 | 河北联合大学 | High-pressure smelting and atomizing nitrogen quenching device |
| CN103757152A (en) * | 2014-01-03 | 2014-04-30 | 中冶东方工程技术有限公司 | Method and device for treating steel slag |
| CN106113314A (en) * | 2016-08-15 | 2016-11-16 | 浙江心源科技有限公司 | A kind of spray crystallization prilling granulator and prilling process thereof |
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