CN110951978B - Detoxification device and detoxification method of carbonylation alloy - Google Patents
Detoxification device and detoxification method of carbonylation alloy Download PDFInfo
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- CN110951978B CN110951978B CN201911215655.XA CN201911215655A CN110951978B CN 110951978 B CN110951978 B CN 110951978B CN 201911215655 A CN201911215655 A CN 201911215655A CN 110951978 B CN110951978 B CN 110951978B
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- 238000001784 detoxification Methods 0.000 title claims abstract description 142
- 230000006315 carbonylation Effects 0.000 title claims abstract description 63
- 238000005810 carbonylation reaction Methods 0.000 title claims abstract description 63
- 229910045601 alloy Inorganic materials 0.000 title claims abstract description 57
- 239000000956 alloy Substances 0.000 title claims abstract description 57
- 238000000034 method Methods 0.000 title claims abstract description 27
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims abstract description 40
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 34
- 239000010959 steel Substances 0.000 claims abstract description 34
- 239000002912 waste gas Substances 0.000 claims abstract description 22
- 238000001816 cooling Methods 0.000 claims abstract description 21
- 229910052786 argon Inorganic materials 0.000 claims abstract description 20
- 239000000463 material Substances 0.000 claims abstract description 16
- 239000007789 gas Substances 0.000 claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 238000005485 electric heating Methods 0.000 claims description 3
- 230000014759 maintenance of location Effects 0.000 claims description 3
- 239000002184 metal Substances 0.000 abstract description 6
- 229910052751 metal Inorganic materials 0.000 abstract description 6
- 238000011084 recovery Methods 0.000 abstract description 6
- 150000002739 metals Chemical class 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 239000004744 fabric Substances 0.000 abstract 1
- 230000008676 import Effects 0.000 abstract 1
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 19
- 229910052759 nickel Inorganic materials 0.000 description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- 239000002994 raw material Substances 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 238000007670 refining Methods 0.000 description 3
- 125000002915 carbonyl group Chemical group [*:2]C([*:1])=O 0.000 description 2
- 231100000167 toxic agent Toxicity 0.000 description 2
- 239000003440 toxic substance Substances 0.000 description 2
- 229910000990 Ni alloy Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B23/00—Obtaining nickel or cobalt
- C22B23/06—Refining
- C22B23/065—Refining carbonyl methods
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The invention discloses a detoxification device of carbonylation alloy, which comprises a steel strip detoxification furnace, wherein the steel strip detoxification furnace is sequentially divided into a detoxification furnace material distribution area, a detoxification furnace carbonylation alloy detoxification area and a detoxification furnace cooling area through two air curtains; the one end that the district is detoxified near the stove cloth district of detoxifcation in the stove carbonylation alloy of detoxifcation is equipped with the stove argon gas import of detoxifcation, the one end that is close to the stove cooling space of detoxifcation is equipped with the stove gas vent of detoxifcation, and the stove gas vent of detoxifcation is connected with the one end of the waste gas pipeline that is equipped with discharge valve, and the other end of waste gas pipeline is connected with the waste gas draught fan. When detoxifying, the carbonylation alloy firstly enters the detoxification furnace carbonylation alloy detoxification area through the detoxification furnace material distribution area, then exits through the detoxification furnace cooling area, and enters the hopper which is placed in advance, thereby completing the detoxification of the carbonylation alloy. The invention can improve the detoxification efficiency of the carbonylation alloy, has better detoxification effect, has high efficiency and reliability of the carbonylation alloy detoxification, and is beneficial to the recovery of other valuable metals in the subsequent carbonylation alloy refined by the carbonylation method.
Description
Technical Field
The invention belongs to the technical field of nickel refining, and particularly relates to a detoxifying device and a detoxifying method for carbonyl alloy for refining nickel by a carbonyl method.
Background
At present, raw materials adopted in the synthesis process of nickel carbonyl are all nickel-rich raw materials, and various nickel-rich raw materials have the problem of recovery of other valuable metals subsequently after being refined by a carbonylation method due to different structures, enrichment degrees and appearance shapes of nickel. Because nickel carbonyl is a highly toxic substance, the subsequent recovery of other valuable metals is certainly not desirable to contain the highly toxic substance in the raw materials no matter what process is adopted. However, nickel carbonyl remains in the carbonylation alloy of nickel refined by the carbonylation method in a gas adsorption mode, which brings inconvenience to the recovery of valuable metals in other subsequent processes, not only greatly increases the cost of the subsequent valuable metal recovery, but also influences the healthy development of the nickel refined by the carbonylation method. The prior art basically adopts a method of continuously replacing nitrogen to replace carbonyl nickel gas absorbed in the carbonylation alloy by nitrogen so as to achieve the aim of detoxification, and has the defects of long detoxification time, and incomplete detoxification if the materials are stacked more compactly and the nitrogen replacement time is short.
Disclosure of Invention
The invention aims to solve the problem that the produced carbonylation alloy adsorbs the virulent nickel carbonyl in the process of refining nickel by the carbonylation method in the prior art, and provides a high-efficiency and reliable detoxification device and a detoxification method of the carbonylation alloy.
In order to achieve the purpose, the invention adopts the following technical scheme:
a detoxification device of carbonylation alloy, which is characterized in that: the device comprises a steel strip detoxification furnace and a steel strip detoxification furnace motor, wherein the steel strip detoxification furnace motor is used for driving the steel strip detoxification furnace to work; the steel strip detoxification furnace is provided with two air curtains, and the two air curtains divide the steel strip detoxification furnace into a detoxification furnace material distribution area (1), a detoxification furnace carbonylation alloy detoxification area (2) and a detoxification furnace cooling area (3) in sequence; one end of the detoxification furnace carbonylation alloy detoxification area (2) close to the detoxification furnace distribution area (1) is provided with a detoxification furnace argon inlet, the detoxification furnace argon inlet is connected with one end of an argon pipeline provided with an inlet valve (22), the other end of the argon pipeline is connected with a container filled with argon, one end of the detoxification furnace carbonylation alloy detoxification area (2) close to the detoxification furnace cooling area (3) is provided with a detoxification furnace exhaust port, the detoxification furnace exhaust port is connected with one end of a waste gas pipeline provided with an exhaust valve (23), and the other end of the waste gas pipeline is connected with a waste gas induced draft fan (24); the feed inlet (11) is arranged at one end of the detoxifying furnace material distribution area (1) far away from the detoxifying furnace carbonylation alloy detoxifying area (2), and the discharge outlet (31) is arranged at one end of the detoxifying furnace cooling area (3) far away from the detoxifying furnace carbonylation alloy detoxifying area (2).
The apparatus according to the above, characterized in that: the carbonylation alloy detoxification area (2) of the detoxification furnace is provided with an electric heating mechanism, and the cooling area of the detoxification furnace is provided with a circulating water mechanism.
The apparatus according to the above, characterized in that: the steel strip detoxification furnace motor and the waste gas draught fan (24) are both variable frequency motors.
A detoxification method based on the device, characterized in that the method comprises the following steps:
the method comprises the following steps: opening an inlet valve (22) on the argon gas pipeline and an exhaust valve (23) on the exhaust gas pipeline;
step two: setting the frequency of the waste gas induced draft fan (24) to be 15Hz-45Hz, and starting the waste gas induced draft fan (24);
step three: setting the temperature of the carbonylation alloy detoxification region (2) of the detoxification furnace to be 250-650 ℃, setting the frequency to be 15-45 Hz, and starting the steel strip detoxification furnace;
step four: the circulating water mechanism is started to lead the circulating water in the cooling area (3) of the detoxification furnace to be smooth;
step five: feeding the carbonylation alloy into a detoxification furnace carbonylation alloy detoxification region (2) through a detoxification furnace material distribution region (1);
step six: the carbonylation alloy is taken out through a cooling zone (3) of the detoxification furnace and enters a hopper which is placed in advance, and the detoxification of the carbonylation alloy is completed.
The method is characterized in that the frequency of the motor of the steel strip detoxification furnace is 15Hz-45Hz, and the retention time of the carbonylation alloy in the steel strip detoxification furnace is 12h-40 h.
Compared with the prior art, the invention has the following beneficial effects: the device of the invention can accelerate the detoxification process of the carbonylation alloy and improve the detoxification efficiency, and the device has better detoxification effect due to the arrangement of the argon and the heating mechanism, and the carbonylation alloy has high efficiency and reliability in detoxification, thereby being beneficial to the recovery of other valuable metals in the subsequent carbonylation alloy refined by the carbonylation method.
Drawings
FIG. 1 is a device connection diagram of the apparatus of the present invention.
Detailed Description
As shown in fig. 1, a detoxifying device for carbonylation alloy comprises a steel strip detoxifying furnace and a steel strip detoxifying furnace motor, wherein the steel strip detoxifying furnace motor is used for driving the steel strip detoxifying furnace to work; the steel strip detoxification furnace is provided with two air curtains, and the two air curtains divide the steel strip detoxification furnace into a detoxification furnace material distribution area 1, a detoxification furnace carbonylation alloy detoxification area 2 and a detoxification furnace cooling area 3 in sequence; one end of the detoxification furnace carbonylation alloy detoxification area 2 close to the detoxification furnace material distribution area 1 is provided with a detoxification furnace argon inlet, the detoxification furnace argon inlet is connected with one end of an argon pipeline provided with an inlet valve 22, the other end of the argon pipeline is connected with a container filled with argon, one end of the detoxification furnace carbonylation alloy detoxification area 2 close to the detoxification furnace cooling area 3 is provided with a detoxification furnace exhaust port, the detoxification furnace exhaust port is connected with one end of a waste gas pipeline provided with an exhaust valve 23, and the other end of the waste gas pipeline is connected with a waste gas induced draft fan 24; the material distribution area 1 of the detoxification furnace is provided with a material inlet 11 at one end far away from the carbonylation alloy detoxification area 2 of the detoxification furnace, and the cooling area 3 of the detoxification furnace is provided with a material outlet 31 at one end far away from the carbonylation alloy detoxification area 2 of the detoxification furnace. The carbonylation alloy detoxification area 2 of the detoxification furnace is provided with an electric heating mechanism, and the cooling area of the detoxification furnace is provided with a circulating water mechanism. The steel strip detoxification furnace motor and the waste gas draught fan 24 are both variable frequency motors.
A detoxification method using the device of the invention comprises the following steps: the method comprises the following steps: opening an inlet valve 22 on the argon gas pipeline and an exhaust valve 23 on the exhaust gas pipeline; after all the materials are detoxified, closing the inlet valve 22 and the exhaust valve 23 when the furnace is shut down; and the system is not closed continuously. Step two: the frequency of the waste gas induced draft fan 24 is set to be 15Hz-45Hz, so that the waste gas in the steel strip detoxification furnace is ensured to be discharged in time, and the waste gas induced draft fan 24 is started. Step three: setting the temperature of the carbonylation alloy detoxification zone 2 of the detoxification furnace to be 250-650 ℃, setting the frequency to be 15-45 Hz, and starting the steel strip detoxification furnace. Step four: and (3) starting a circulating water mechanism to ensure that circulating water in the cooling area 3 of the detoxifying furnace is smooth. Step five: when the temperature in the furnace reaches a set value, the carbonylation alloy is sent into a detoxification furnace carbonylation alloy detoxification area 2 through a detoxification furnace material distribution area 1. Step six: and after 12-40 h, taking out the carbonylation alloy through the cooling zone 3 of the detoxification furnace and entering a hopper which is placed in advance to finish the detoxification of the carbonylation alloy. The time between 12h and 40h is determined according to the running speed of the detoxification reduction furnace, namely the frequency of a motor of the steel strip detoxification furnace. The frequency of the motor of the steel strip detoxification furnace is 15Hz-45Hz, and the retention time of the carbonylation alloy in the steel strip detoxification furnace is 12h-40 h.
Claims (2)
1. A detoxification method of a detoxification device based on carbonylation alloy is characterized in that: the device comprises a steel strip detoxification furnace and a steel strip detoxification furnace motor, wherein the steel strip detoxification furnace motor is used for driving the steel strip detoxification furnace to work; the steel strip detoxification furnace is provided with two air curtains, and the two air curtains divide the steel strip detoxification furnace into a detoxification furnace material distribution area (1), a detoxification furnace carbonylation alloy detoxification area (2) and a detoxification furnace cooling area (3) in sequence; one end of the detoxification furnace carbonylation alloy detoxification area (2) close to the detoxification furnace distribution area (1) is provided with a detoxification furnace argon inlet, the detoxification furnace argon inlet is connected with one end of an argon pipeline provided with an inlet valve (22), the other end of the argon pipeline is connected with a container filled with argon, one end of the detoxification furnace carbonylation alloy detoxification area (2) close to the detoxification furnace cooling area (3) is provided with a detoxification furnace exhaust port, the detoxification furnace exhaust port is connected with one end of a waste gas pipeline provided with an exhaust valve (23), and the other end of the waste gas pipeline is connected with a waste gas induced draft fan (24); a feed inlet (11) is arranged at one end of the detoxifying furnace material distribution area (1) far away from the detoxifying furnace carbonylation alloy detoxifying area (2), and a discharge outlet (31) is arranged at one end of the detoxifying furnace cooling area (3) far away from the detoxifying furnace carbonylation alloy detoxifying area (2); the carbonylation alloy detoxification area (2) of the detoxification furnace is provided with an electric heating mechanism, and the cooling area (3) of the detoxification furnace is provided with a circulating water mechanism; the steel strip detoxification furnace motor and the waste gas induced draft fan (24) are both variable frequency motors;
the method comprises the following steps:
the method comprises the following steps: opening an inlet valve (22) on the argon gas pipeline and an exhaust valve (23) on the exhaust gas pipeline;
step two: setting the frequency of the waste gas induced draft fan (24) to be 15Hz-45Hz, and starting the waste gas induced draft fan (24);
step three: setting the temperature of the carbonylation alloy detoxification region (2) of the detoxification furnace to be 250-650 ℃, setting the frequency of a motor of the steel strip detoxification furnace to be 15-45 Hz, and starting the steel strip detoxification furnace;
step four: the circulating water mechanism is started to lead the circulating water in the cooling area (3) of the detoxification furnace to be smooth;
step five: feeding the carbonylation alloy into a detoxification furnace carbonylation alloy detoxification region (2) through a detoxification furnace material distribution region (1);
step six: the carbonylation alloy is taken out through a cooling zone (3) of the detoxification furnace and enters a hopper which is placed in advance, and the detoxification of the carbonylation alloy is completed.
2. The method of claim 1, wherein: the retention time of the carbonylation alloy in the steel strip detoxification furnace is 12h-40 h.
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| CN201911215655.XA CN110951978B (en) | 2019-12-02 | 2019-12-02 | Detoxification device and detoxification method of carbonylation alloy |
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| CN201911215655.XA CN110951978B (en) | 2019-12-02 | 2019-12-02 | Detoxification device and detoxification method of carbonylation alloy |
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| CN110951978B true CN110951978B (en) | 2021-10-22 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103241782A (en) * | 2013-04-24 | 2013-08-14 | 东华工程科技股份有限公司 | Method for synthesizing nickel carbonyl under medium pressure in rotating kettle |
| CN205838590U (en) * | 2016-07-21 | 2016-12-28 | 爱润森德（天津）能源科技有限公司 | A kind of production system of hydrogen reduction chromate |
| CN107262736A (en) * | 2017-07-17 | 2017-10-20 | 金川集团股份有限公司 | A kind of low pine is than powder apparatus and method under the anti-clogging of metal dust product |
| CN107815556A (en) * | 2017-11-17 | 2018-03-20 | 金川集团股份有限公司 | A kind of activation device and method of water quenching nickel |
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- 2019-12-02 CN CN201911215655.XA patent/CN110951978B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103241782A (en) * | 2013-04-24 | 2013-08-14 | 东华工程科技股份有限公司 | Method for synthesizing nickel carbonyl under medium pressure in rotating kettle |
| CN205838590U (en) * | 2016-07-21 | 2016-12-28 | 爱润森德（天津）能源科技有限公司 | A kind of production system of hydrogen reduction chromate |
| CN107262736A (en) * | 2017-07-17 | 2017-10-20 | 金川集团股份有限公司 | A kind of low pine is than powder apparatus and method under the anti-clogging of metal dust product |
| CN107815556A (en) * | 2017-11-17 | 2018-03-20 | 金川集团股份有限公司 | A kind of activation device and method of water quenching nickel |
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| CN110951978A (en) | 2020-04-03 |
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Effective date of registration: 20240201 Address after: 737100 No. 2 Lanzhou Road, Beijing Road Street, Jinchuan District, Jinchang City, Gansu Province Patentee after: Jinchuan Group Nickel Cobalt Co.,Ltd. Country or region after: China Address before: 737103 No. 98, Jinchuan Road, Jinchang, Gansu Patentee before: JINCHUAN GROUP Co.,Ltd. Country or region before: China |