CN214182516U - Gas purification device for ultra-pure metal smelting - Google Patents
Gas purification device for ultra-pure metal smelting Download PDFInfo
- Publication number
- CN214182516U CN214182516U CN202022759538.4U CN202022759538U CN214182516U CN 214182516 U CN214182516 U CN 214182516U CN 202022759538 U CN202022759538 U CN 202022759538U CN 214182516 U CN214182516 U CN 214182516U
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- Prior art keywords
- pipe
- pipeline
- gas
- deoxygenation
- reactor
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- 229910052751 metal Inorganic materials 0.000 title claims abstract description 26
- 239000002184 metal Substances 0.000 title claims abstract description 26
- 238000003723 Smelting Methods 0.000 title claims abstract description 25
- 238000000746 purification Methods 0.000 title claims abstract description 21
- 238000001816 cooling Methods 0.000 claims abstract description 27
- 238000006392 deoxygenation reaction Methods 0.000 claims abstract description 27
- 238000005262 decarbonization Methods 0.000 claims abstract description 12
- 238000001035 drying Methods 0.000 claims abstract description 10
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 238000010438 heat treatment Methods 0.000 claims description 12
- 239000003054 catalyst Substances 0.000 claims description 4
- 239000000498 cooling water Substances 0.000 claims description 4
- 239000007789 gas Substances 0.000 abstract description 40
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 abstract description 18
- 229910052786 argon Inorganic materials 0.000 abstract description 10
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 239000001301 oxygen Substances 0.000 abstract description 5
- 229910052760 oxygen Inorganic materials 0.000 abstract description 5
- 229910002092 carbon dioxide Inorganic materials 0.000 abstract description 4
- 239000001569 carbon dioxide Substances 0.000 abstract description 3
- 238000003795 desorption Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 2
- 229910001868 water Inorganic materials 0.000 abstract description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 6
- 229910052802 copper Inorganic materials 0.000 description 6
- 239000010949 copper Substances 0.000 description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 5
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 5
- 229910052749 magnesium Inorganic materials 0.000 description 5
- 239000011777 magnesium Substances 0.000 description 5
- 150000002739 metals Chemical class 0.000 description 4
- 239000012535 impurity Substances 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- -1 Ar and He Chemical class 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02C—CAPTURE, STORAGE, SEQUESTRATION OR DISPOSAL OF GREENHOUSE GASES [GHG]
- Y02C20/00—Capture or disposal of greenhouse gases
- Y02C20/40—Capture or disposal of greenhouse gases of CO2
-
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/151—Reduction of greenhouse gas [GHG] emissions, e.g. CO2
Landscapes
- Gas Separation By Absorption (AREA)
Abstract
The utility model discloses a gas purification device is used in ultrapure metal smelting, include: the device comprises at least two deoxygenation reactors, a decarbonization reactor and a drying device, wherein the at least two deoxygenation reactors are sequentially connected, a gas outlet of the deoxygenation reactor positioned at the rear part is communicated with a gas inlet of the decarbonization reactor through a pipeline, a gas outlet of the decarbonization reactor is communicated with a gas inlet of the drying device through a pipeline, cooling mechanisms are arranged on the deoxygenation reactors, and the cooling mechanisms on the at least two deoxygenation reactors are mutually communicated. The utility model provides a gas purification device is used in ultrapure metal smelting, it has simple process, easy and simple to handle and low cost's characteristics, but oxygen, water, carbon dioxide in the degree of depth desorption argon gas satisfy the requirement of pure smelting.
Description
Technical Field
The utility model relates to a gas purification equipment field. More specifically, the present invention relates to a gas purification apparatus for ultra-pure metal smelting.
Background
The inert protective gas commonly used in the laboratory has N2When melting ultra-pure metals such as Ar and He, N is not generally used for preventing nitrogen absorption in molten iron2As a shielding gas; and He is relatively expensive, so Ar is widely used in laboratory smelting of pure metals.
The high pressure bottled argon may contain O2、CO2、H2Impurities such as O, etc., which are present during the melting of metals, not only cause disqualification of the metal components, but also cause shrinkage cavities in the ingot being melted. Therefore, it is necessary to purify the argon used for melting pure metals. Currently, the argon purification method commonly used in laboratories is: deoxidizing by copper scrap in tubular resistance furnace at 600 deg.C, and removing CO by KOH or alkali asbestos in glass bottle2And finally drying and dehydrating. If the impurity nitrogen in the argon gas needs to be removed, the magnesium chips at 600 ℃ can be used for denitrification. However, the above purification methods still have disadvantages: firstly, the purity of the argon purified by the method can not be ensured, the deoxidation capability of copper is limited, and part of oxygen still exists in the purified argon; secondly, the cost is high, the control is difficult, the price of resistance furnace equipment and resistance wires is high, the power consumption is large, the occupied area of the resistance furnace is large, and the operation is inconvenient during the smelting in a laboratory.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a gas purification device is used in ultrapure metal smelting, it has simple process, easy and simple to handle and low cost's characteristics, but oxygen, water, carbon dioxide in the degree of depth desorption argon gas satisfy the requirement of pure smelting.
The utility model provides an above-mentioned technical problem's technical scheme as follows: an apparatus for purifying a gas for use in ultra-pure metal smelting, comprising: the device comprises at least two deoxygenation reactors, a decarbonization reactor and a drying device, wherein the at least two deoxygenation reactors are sequentially connected, a gas outlet of the deoxygenation reactor positioned at the rear part is communicated with a gas inlet of the decarbonization reactor through a pipeline, a gas outlet of the decarbonization reactor is communicated with a gas inlet of the drying device through a pipeline, cooling mechanisms are arranged on the deoxygenation reactors, and the cooling mechanisms on the at least two deoxygenation reactors are mutually communicated.
Preferably, in the apparatus for purifying ultrapure metal for smelting, two or more of the above-described deoxidation reactors are provided.
Preferably, in the gas purification device for ultrapure metal smelting, the deoxygenation reactor comprises a first pipeline and a pipeline heating belt, the first pipeline is filled with a catalyst, an air inlet pipe and an air outlet pipe are respectively installed at two ends of the first pipeline, and the pipeline heating belt is wound on the first pipeline.
Preferably, in the apparatus for purifying ultrapure metal for smelting, the cooling mechanism comprises two cooling units, and one cooling unit is respectively disposed between the inlet pipe and the outlet pipe at both ends of the first pipe.
Preferably, in the gas purification apparatus for ultrapure metal smelting, the cooling unit comprises a second pipeline and a spiral pipe, the spiral pipe is sleeved on the second pipeline, one end of each of the two second pipelines of the cooling unit is connected to the two ends of the corresponding first pipeline, and the other end of each of the two second pipelines of the cooling unit is connected to the corresponding gas inlet pipe and the corresponding gas outlet pipe.
Preferably, in the apparatus for purifying ultrapure metal for smelting, one end of the second pipe is connected to the first pipe via a flange.
Preferably, in the gas purification apparatus for ultrapure metal smelting, one ends of the two spiral pipes located in front are communicated, and the other ends of the two spiral pipes located in rear are respectively communicated with one ends of the two spiral pipes located in rear through a pipeline.
The utility model discloses a gas purification device provides safe, simple and convenient, reliable, low-price equipment for laboratory argon purification, and its cooling body is not the direct welding with the deoxidation ware, but can dismantle the connection, is convenient for change the catalyst. The first pipeline is heated through the pipeline heating belt, the equipment is simple, the operation is simple and convenient, and the price is low. Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic structural diagram of the gas purification apparatus of the present invention.
Detailed Description
The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.
It should be noted that, in the description of the present invention, the terms "lateral", "longitudinal", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Fig. 1 is a gas purification device for ultrapure metal smelting provided by the embodiment of the present invention, including: the device comprises two deoxygenation reactors, a decarbonization reactor 1 and a drying device 2, wherein the two deoxygenation reactors are communicated, copper scraps are filled in the deoxygenation reactor positioned on the front side, magnesium scraps are filled in the deoxygenation reactor positioned on the rear side, the gas outlet of the deoxygenation reactor positioned on the rear side is communicated with the gas inlet of the decarbonization reactor 1 through a pipeline, the gas outlet of the decarbonization reactor 1 is communicated with the gas inlet of the drying device 2 through a pipeline, cooling mechanisms are arranged on the deoxygenation reactors, and the two cooling mechanisms on the deoxygenation reactors are communicated with each other.
In this embodiment, the gas outlet of the deoxidation reactor that is located the place ahead is linked together with external air supply steel bottle, when gas purification device begins working, cooling body begins working, after the temperature in the deoxidation reactor reaches reaction temperature, external air supply steel bottle lets in the deoxidation reactor that is located the place ahead into the air supply, the impurity oxygen in the gas that gets into in the deoxidation reactor that is located the place ahead takes place chemical reaction with the copper scraps at first, the high-temperature gas after accomplishing the deoxidation is after the cooling body's cooling, get into the deoxidation reactor that is located the rear and react with the magnesium scraps, carry out the secondary desorption to the oxygen in the deoxidation reactor that is located the rear, also can get rid of a small amount of nitrogen gas through the magnesium scraps simultaneously. And the purified gas after deoxygenation enters a decarbonizing reactor 1 to remove carbon dioxide, and then enters a drying device 2 to be dried, so that the purified gas can be obtained.
Preferably, as another embodiment of the present invention, the deoxidation reactor includes a first pipeline 3 and a pipeline heating belt 4, the first pipeline 3 is filled with a catalyst, an air inlet pipe 5 and an air outlet pipe 6 are respectively installed at two ends of the first pipeline 3, and the pipeline heating belt 4 is wound on the first pipeline 3.
In this embodiment, the first pipe 3 is made of stainless steel, and transfers heat to copper chips or magnesium chips inside the first pipe; simultaneously set up pipeline heating band 4 on first pipeline 3, pipeline heating band 4 heating time is short, and current pipeline heating band 4 still is equipped with digital display control system, and the device is simple and convenient, and easy operation can independently set up heating temperature according to the reflection needs.
Preferably, as another embodiment of the present invention, the cooling mechanism includes two cooling units, and one cooling unit is respectively disposed between the air inlet pipe 5 and the air outlet pipe 6 at two ends of the first pipeline 3; the cooling unit includes second pipeline 7 and spiral pipe 8, 8 covers of spiral pipe are established on the second pipeline 7, two of cooling unit the one end of second pipeline 7 with correspond the both ends of first pipeline 3 are connected respectively, its other end respectively with correspond intake pipe 5 with outlet duct 6 is connected.
In this embodiment, the two ends of the first pipeline 3 are respectively provided with the second pipeline 7, so that the heat of the reactor can be prevented from being transferred to the two ends of the first pipeline 3 to damage the first pipeline 3; the second pipeline 7 is made of a copper pipe, so that the heat performance is good. The cooling water is introduced into the spiral pipes 8 and flows through the spiral pipes 8 in sequence to cool the gas in the two first pipelines 3.
Preferably, as another embodiment of the present invention, one end of the second pipe 7 is connected to the first pipe 3 through a flange 9.
In this embodiment, flanges 9 are respectively disposed at one end of the second pipe 7 and at two ends of the first pipe 3, two adjacent flanges 9 are connected by bolts, and a seal ring is disposed between the two flanges 9 to prevent gas leakage.
Preferably, as another embodiment of the present invention, two spiral pipes 8 located in front are communicated with each other at one end, and the other ends of the spiral pipes are respectively communicated with two spiral pipes 8 located in rear through pipes.
In this embodiment, as shown in fig. 1, one end of each of the two spiral pipes 8 located at the front is connected, and the other end of each of the two spiral pipes 8 located at the rear is connected to one end of each of the two spiral pipes 8 located at the front through a pipe, so that the four spiral pipes 8 of the two deoxygenation reactors can be connected, and the cooling water flows in from one end of one spiral pipe 8 of the deoxygenation reactor located at the rear and finally flows out from one end of the other spiral pipe 8 of the deoxygenation reactor located at the rear.
While the embodiments of the invention have been disclosed above, it is not limited to the applications listed in the description and the embodiments, which are fully applicable in all kinds of fields suitable for the invention, and further modifications may be readily made by those skilled in the art, and the invention is therefore not limited to the specific details and embodiments shown and described herein, without departing from the general concept defined by the claims and their equivalents.
Claims (7)
1. A gas purification apparatus for ultrapure metal smelting, characterized by comprising: the device comprises at least two deoxygenation reactors, a decarbonization reactor (1) and a drying device (2), wherein the at least two deoxygenation reactors are sequentially connected, the gas outlet of the deoxygenation reactor positioned at the rear is communicated with the gas inlet of the decarbonization reactor (1) through a pipeline, the gas outlet of the decarbonization reactor (1) is communicated with the gas inlet of the drying device (2) through a pipeline, cooling mechanisms are arranged on the deoxygenation reactors, and the cooling mechanisms on the deoxygenation reactors are communicated with one another.
2. The apparatus for purifying an ultrapure gas for metal smelting of claim 1, wherein the number of the deoxidation reactors is two.
3. The gas purification apparatus for ultra-pure metal smelting as claimed in claim 2, wherein the deoxidation reactor comprises a first pipeline (3) and a pipeline heating belt (4), the first pipeline (3) is filled with a catalyst, an air inlet pipe (5) and an air outlet pipe (6) are respectively installed at two ends of the first pipeline (3), and the pipeline heating belt (4) is wound on the first pipeline (3).
4. The apparatus for purifying an ultrapure gas for metal smelting according to claim 3, wherein the cooling means comprises two cooling units, one of which is provided between the inlet pipe (5) and the outlet pipe (6) at both ends of the first pipe (3).
5. The gas purification apparatus for ultrapure metal smelting according to claim 4, wherein the cooling unit comprises a second pipe (7) and a spiral pipe (8), wherein the spiral pipe (8) is sleeved on the second pipe (7), one end of each of the two second pipes (7) of the cooling unit is connected to the corresponding first pipe (3) at the two ends thereof, and the other end thereof is connected to the corresponding inlet pipe (5) and outlet pipe (6) at the other end thereof.
6. The gas purification apparatus for ultrapure metal smelting according to claim 5, wherein one end of said second pipe (7) is connected to said first pipe (3) via a flange (9).
7. The apparatus for purifying a gas for use in the smelting of an ultrapure metal as recited in claim 5, wherein one ends of said two spiral pipes (8) located at the front communicate with each other, and the other ends thereof communicate with one ends of said two spiral pipes (8) located at the rear through pipes, respectively, and the other ends of said two spiral pipes (8) located at the rear serve as a cooling water inlet and a cooling water outlet, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022759538.4U CN214182516U (en) | 2020-11-25 | 2020-11-25 | Gas purification device for ultra-pure metal smelting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022759538.4U CN214182516U (en) | 2020-11-25 | 2020-11-25 | Gas purification device for ultra-pure metal smelting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214182516U true CN214182516U (en) | 2021-09-14 |
Family
ID=77647628
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022759538.4U Expired - Fee Related CN214182516U (en) | 2020-11-25 | 2020-11-25 | Gas purification device for ultra-pure metal smelting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214182516U (en) |
-
2020
- 2020-11-25 CN CN202022759538.4U patent/CN214182516U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210914 |