CN210399948U - Harmful waste gas recovery device of copper alloy smelting pot - Google Patents
Harmful waste gas recovery device of copper alloy smelting pot Download PDFInfo
- Publication number
- CN210399948U CN210399948U CN201921146751.9U CN201921146751U CN210399948U CN 210399948 U CN210399948 U CN 210399948U CN 201921146751 U CN201921146751 U CN 201921146751U CN 210399948 U CN210399948 U CN 210399948U
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- China
- Prior art keywords
- waste gas
- frequency induction
- gas recovery
- medium
- smelting
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- Expired - Fee Related
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- 238000003723 Smelting Methods 0.000 title claims abstract description 48
- 239000002912 waste gas Substances 0.000 title claims abstract description 46
- 238000011084 recovery Methods 0.000 title claims abstract description 32
- 229910000881 Cu alloy Inorganic materials 0.000 title claims abstract description 19
- 239000000463 material Substances 0.000 claims abstract description 42
- 230000006698 induction Effects 0.000 claims abstract description 36
- 239000002994 raw material Substances 0.000 claims abstract description 17
- 238000002844 melting Methods 0.000 claims description 34
- 230000008018 melting Effects 0.000 claims description 34
- 239000007789 gas Substances 0.000 claims description 17
- 238000010438 heat treatment Methods 0.000 claims description 16
- 238000001816 cooling Methods 0.000 claims description 12
- 239000000498 cooling water Substances 0.000 claims description 12
- 238000005192 partition Methods 0.000 claims description 9
- 238000009749 continuous casting Methods 0.000 claims description 5
- 230000017525 heat dissipation Effects 0.000 claims description 4
- 239000007788 liquid Substances 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 229910002804 graphite Inorganic materials 0.000 claims description 3
- 239000010439 graphite Substances 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 230000005855 radiation Effects 0.000 claims description 2
- 238000000605 extraction Methods 0.000 abstract description 6
- 241001062472 Stokellia anisodon Species 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 238000010309 melting process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
Images
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- Vertical, Hearth, Or Arc Furnaces (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The utility model discloses a copper alloy smelting pot harmful waste gas recovery device, including the intermediate frequency induction smelting pot, set up in the smelting raw materials at intermediate frequency induction smelting pot top throw send mouthful, set up in the material closed channel that throws of smelting raw materials throw and send mouthful top, throw the vertical setting of material closed channel, just throw the lower extreme of material closed channel and seal the connection intermediate frequency induction smelting pot top and with it throws a mouthful intercommunication to smelt the raw materials, the upper end of throwing the material closed channel is provided with upper end closed valve, the lower extreme of throwing the material closed channel is provided with lower extreme closed valve, throw the material closed channel still through waste gas recovery pipeline intercommunication air extraction equipment, just the waste gas recovery pipeline with throw the interface of material closed channel and be located the upper end closed valve with between the lower extreme closed valve. The utility model discloses can fully cool off copper alloy smelting pot harmful waste gas, then retrieve through the suction equipment suction to avoid harmful waste gas to escape from the dog-house.
Description
Technical Field
The utility model relates to a copper product production facility technical field, especially a harmful waste gas recovery device of copper alloy smelting pot.
Background
Smelting the copper alloy mainly by adopting a medium-frequency induction smelting furnace, wherein molten liquid after smelting the copper alloy is mainly formed by upward continuous casting, horizontal continuous casting and cooling crystallization of casting equipment; can produce a small amount of harmful waste gas in the copper alloy melting process, because the system temperature in the intermediate frequency induction melting furnace is higher, the harmful waste gas of high temperature can directly lead to air extraction equipment spare part heating strength to descend, can lead to air extraction equipment overheated and damage even, consequently can't directly adopt air extraction equipment to retrieve harmful waste gas. Harmful waste gas accumulated in the medium-frequency induction melting furnace cannot be timely recovered, and can escape from a feeding port when the materials are fed into the melting furnace, and the escaped harmful waste gas not only pollutes the atmospheric environment, but also can cause certain harm to the health of production operators. Therefore, there is a need for a harmful exhaust gas recovery device for copper alloy smelting furnaces to overcome the above problems.
Disclosure of Invention
In order to overcome the not enough of prior art, the utility model provides a copper alloy smelting pot harmful waste gas recovery device can carry out abundant cooling to copper alloy smelting pot harmful waste gas, then retrieves through the suction of air extraction equipment to avoid harmful waste gas to escape from dog-house and pollute atmospheric environment, harm production operation personnel's health.
The utility model provides a technical scheme that its technical problem adopted is:
the utility model provides a copper alloy smelting pot harmful waste gas recovery unit, include the intermediate frequency induction smelting pot, set up in the smelting raw materials delivery port at intermediate frequency induction smelting pot top, set up in the material closed channel that throws of smelting raw materials delivery port top, throw the vertical setting of material closed channel, just throw the lower extreme of material closed channel and seal the connection intermediate frequency induction smelting pot top and with it delivers mouthful intercommunication to smelt the raw materials, the upper end of throwing the material closed channel is provided with upper end closed valve, the lower extreme of throwing the material closed channel is provided with lower extreme closed valve, throw the material closed channel still through waste gas recovery pipeline intercommunication air extraction equipment, just waste gas recovery pipeline with throw the interface of material closed channel and be located upper end closed valve with between the lower extreme closed valve.
As a further improvement of the technical scheme, the waste gas recovery pipeline is made of metal heat conduction materials, and the middle part of the waste gas recovery pipeline is of a snake-shaped heat dissipation structure.
As a further improvement of the technical scheme, the waste gas recovery device further comprises a waste gas cooling water tank, a snake-shaped heat dissipation structure of the waste gas recovery pipeline is arranged in the waste gas cooling water tank, a cooling water inlet is formed in the bottom of the waste gas cooling water tank, and a cooling water outlet is formed in the upper portion of the side wall of the waste gas cooling water tank.
As a further improvement of the technical scheme, the medium-frequency induction melting furnace comprises a medium-frequency induction heating body and a melting heat-insulating closed top cover, a medium-frequency induction heating coil is wound on the outer side of the medium-frequency induction heating body, a vertical melting partition plate is arranged at the bottom of the melting heat-insulating closed top cover, the vertical melting partition plate divides an inner cavity of the medium-frequency induction heating body into a material melting part and a material leading-out part, and a material passing gap for communicating the material melting part and the material leading-out part is arranged between the lower end of the vertical melting partition plate and the bottom wall of the medium-frequency induction heating body; the smelting raw material feeding port is arranged above the material smelting part, a scale graphite covering layer is paved on the liquid level of the material smelting part, and an up-leading continuous casting crystallizer is arranged above the material leading-out part.
Compared with the prior art, the beneficial effects of the utility model are that:
the harmful waste gas recovery device for the copper alloy smelting furnace, provided by the utility model, seals harmful waste gas in the feeding closed channel for cooling, and then further cools through the waste gas cooling water tank, so that the temperature is lower when the harmful waste gas is sucked and recovered through the air draft equipment; and harmful waste gas in the medium-frequency induction melting furnace can not escape during feeding, so that the harmful waste gas can be prevented from escaping from the feeding port to pollute the atmospheric environment and harm the health of production operators.
Drawings
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is a schematic structural diagram of a harmful waste gas recovery device of a copper alloy smelting furnace according to the present invention.
Detailed Description
Referring to fig. 1, fig. 1 is a schematic structural diagram of an embodiment of the present invention.
As shown in fig. 1, a harmful waste gas recovery device for a copper alloy smelting furnace comprises a medium-frequency induction smelting furnace, a smelting raw material feeding port 1 arranged at the top of the medium-frequency induction smelting furnace, and a feeding closed channel 2 arranged above the smelting raw material feeding port 1, wherein the feeding closed channel 2 is vertically arranged, the lower end of the feeding closed channel 2 is connected with the top of the medium-frequency induction smelting furnace in a closed manner and is communicated with the smelting raw material feeding port 1, an upper end closed valve 3 is arranged at the upper end of the feeding closed channel 2, a lower end closed valve 4 is arranged at the lower end of the feeding closed channel 2, the feeding closed channel 2 is further communicated with an air draft device 19 through a waste gas recovery pipeline 5, and an interface between the waste gas recovery pipeline 5 and the feeding closed channel 2 is positioned between the upper end closed valve 3 and the lower end closed valve 4.
Preferably, the exhaust gas recovery pipeline 5 is made of a metal heat conduction material, and the middle part of the exhaust gas recovery pipeline 5 is a serpentine heat dissipation structure 6. Still include exhaust gas cooling trough 7, the snakelike heat radiation structure 6 of exhaust gas recovery pipeline 5 set up in exhaust gas cooling trough 7, just exhaust gas cooling trough 7's bottom is provided with cooling water input port 8, exhaust gas cooling trough 7's lateral wall upper portion is provided with cooling water discharge port 9.
Specifically, the medium-frequency induction melting furnace comprises a medium-frequency induction heating body 10 and a melting heat-insulating closed top cover 11, a medium-frequency induction heating coil 12 is wound on the outer side of the medium-frequency induction heating body 10, a vertical melting partition plate 13 is arranged at the bottom of the melting heat-insulating closed top cover 11, the vertical melting partition plate 13 divides an inner cavity of the medium-frequency induction heating body 10 into a material melting part 14 and a material leading-out part 15, and a material passing gap 16 communicating the material melting part 14 and the material leading-out part 15 is arranged between the lower end of the vertical melting partition plate 13 and the bottom wall of the medium-frequency induction heating body 10; the smelting raw material feeding port 1 is arranged above the material smelting part 14, a scale graphite covering layer 17 is paved on the liquid surface of the material smelting part 14, and an upward continuous casting crystallizer 18 is arranged above the material leading-out part 15.
When the device works, the upper end closing valve 3 and the lower end closing valve 4 are closed firstly, then the air draft equipment 19 is started, and harmful gas between the upper end closing valve 3 and the lower end closing valve 4 is cooled by the waste gas cooling water tank 7 and then collected by the air draft equipment 19 for environment-friendly treatment; and then opening the upper end closed valve 3, putting smelting raw materials into the upper end closed valve 3, closing the upper end closed valve 3, opening the lower end closed valve 4, enabling the smelting raw materials to enter the intermediate frequency induction melting furnace, enabling harmful waste gas in the intermediate frequency induction melting furnace to enter a position between the upper end closed valve 3 and the lower end closed valve 4, cooling the harmful waste gas in the feeding closed channel 2, and when the next feeding is needed, pumping out the harmful waste gas in the feeding closed channel 2 for recycling treatment.
The above description specifically describes the preferred embodiments of the present invention, but of course, the present invention can also adopt different forms from the above embodiments, and equivalent changes or corresponding modifications made by those skilled in the art without departing from the spirit of the present invention should fall within the protection scope of the present invention.
Claims (4)
1. The utility model provides a harmful waste gas recovery device of copper alloy smelting pot which characterized in that: comprises a medium-frequency induction smelting furnace, a smelting raw material feeding port (1) arranged at the top of the medium-frequency induction smelting furnace, and a feeding closed channel (2) arranged above the smelting raw material feeding port (1), wherein the feeding closed channel (2) is vertically arranged, the lower end of the feeding closed channel (2) is connected with the top of the medium-frequency induction melting furnace in a closed manner and is communicated with the smelting raw material feeding port (1), the upper end of the feeding closed channel (2) is provided with an upper end closed valve (3), the lower end of the feeding closed channel (2) is provided with a lower end closed valve (4), the feeding closed channel (2) is also communicated with an air draft device (19) through a waste gas recovery pipeline (5), and the interface of the waste gas recovery pipeline (5) and the feeding closed channel (2) is positioned between the upper end closed valve (3) and the lower end closed valve (4).
2. The harmful exhaust gas recovery device of a copper alloy melting furnace according to claim 1, characterized in that: the waste gas recovery pipeline (5) is made of metal heat conduction materials, and the middle of the waste gas recovery pipeline (5) is of a snake-shaped heat dissipation structure (6).
3. The harmful exhaust gas recovery device of a copper alloy melting furnace according to claim 2, characterized in that: still include exhaust gas cooling trough (7), the snakelike heat radiation structure (6) of exhaust gas recovery pipeline (5) set up in exhaust gas cooling trough (7), just the bottom of exhaust gas cooling trough (7) is provided with cooling water input port (8), the lateral wall upper portion of exhaust gas cooling trough (7) is provided with cooling water discharge port (9).
4. The harmful exhaust gas recovery device of a copper alloy melting furnace according to claim 1, characterized in that: the medium-frequency induction melting furnace comprises a medium-frequency induction heating body (10) and a melting heat-insulating closed top cover (11), a medium-frequency induction heating coil (12) is wound on the outer side of the medium-frequency induction heating body (10), a vertical melting partition plate (13) is arranged at the bottom of the melting heat-insulating closed top cover (11), the vertical melting partition plate (13) divides an inner cavity of the medium-frequency induction heating body (10) into a material melting part (14) and a material leading-out part (15), and a material passing gap (16) for communicating the material melting part (14) with the material leading-out part (15) is arranged between the lower end of the vertical melting partition plate (13) and the bottom wall of the medium-frequency induction heating body (10); the smelting raw material feeding port (1) is arranged above the material smelting part (14), a scale graphite covering layer (17) is laid on the liquid surface of the material smelting part (14), and an up-leading continuous casting crystallizer (18) is arranged above the material leading-out part (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921146751.9U CN210399948U (en) | 2019-07-22 | 2019-07-22 | Harmful waste gas recovery device of copper alloy smelting pot |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921146751.9U CN210399948U (en) | 2019-07-22 | 2019-07-22 | Harmful waste gas recovery device of copper alloy smelting pot |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210399948U true CN210399948U (en) | 2020-04-24 |
Family
ID=70355507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921146751.9U Expired - Fee Related CN210399948U (en) | 2019-07-22 | 2019-07-22 | Harmful waste gas recovery device of copper alloy smelting pot |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210399948U (en) |
-
2019
- 2019-07-22 CN CN201921146751.9U patent/CN210399948U/en not_active Expired - Fee Related
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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: 20200424 |