CN109595931B - Gas-liquid shunting metal melting device - Google Patents
Gas-liquid shunting metal melting device Download PDFInfo
- Publication number
- CN109595931B CN109595931B CN201811397985.0A CN201811397985A CN109595931B CN 109595931 B CN109595931 B CN 109595931B CN 201811397985 A CN201811397985 A CN 201811397985A CN 109595931 B CN109595931 B CN 109595931B
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- CN
- China
- Prior art keywords
- gas
- flow blocking
- furnace body
- annular
- porous cover
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000007788 liquid Substances 0.000 title claims abstract description 26
- 239000002184 metal Substances 0.000 title claims abstract description 24
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 24
- 230000008018 melting Effects 0.000 title claims abstract description 16
- 238000002844 melting Methods 0.000 title claims abstract description 16
- 230000000903 blocking effect Effects 0.000 claims abstract description 30
- 238000009423 ventilation Methods 0.000 claims abstract description 22
- 238000010438 heat treatment Methods 0.000 claims abstract description 15
- 150000002739 metals Chemical class 0.000 claims description 5
- 238000000926 separation method Methods 0.000 abstract 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 8
- 239000000779 smoke Substances 0.000 description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- 239000003546 flue gas Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 230000001174 ascending effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B14/00—Crucible or pot furnaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B14/00—Crucible or pot furnaces
- F27B14/08—Details peculiar to crucible or pot furnaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B14/00—Crucible or pot furnaces
- F27B14/08—Details peculiar to crucible or pot furnaces
- F27B14/0806—Charging or discharging devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B14/00—Crucible or pot furnaces
- F27B14/08—Details peculiar to crucible or pot furnaces
- F27B14/14—Arrangements of heating devices
- F27B14/143—Heating of the crucible by convection of combustion gases
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D3/00—Charging; Discharging; Manipulation of charge
- F27D3/14—Charging or discharging liquid or molten material
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B14/00—Crucible or pot furnaces
- F27B14/08—Details peculiar to crucible or pot furnaces
- F27B14/0806—Charging or discharging devices
- F27B2014/0818—Discharging
Abstract
The invention discloses a gas-liquid shunting type metal melting device, which comprises a furnace body, a gas guide flow isolating mechanism and an exhaust pipe, wherein the gas guide flow isolating mechanism is arranged on the furnace body; the lower end of the furnace body is provided with a heating ventilation cavity; the middle part of the furnace body is provided with a containing groove; the upper end of the furnace body is provided with an exhaust chamber; the air guide flow isolating mechanism comprises a porous cover and a plurality of flow blocking rings; the invention realizes a path structure for efficient heating melting and gas-liquid separation.
Description
Technical Field
The invention relates to a gas-liquid split-flow type metal melting device.
Background
In a workshop, heat treatment such as melting of nonferrous metals is sometimes needed, when the scale and the block quantity of the nonferrous metals to be treated are small, the nonferrous metals can be heated and melted by using a nonferrous metal melting furnace, the existing metal melting furnace generally butt-joints metal in a furnace body, then the whole furnace body is filled with hot smoke for continuous heating, the mode consumes too much energy, and the liquid metal and the smoke do not form a shunting structure.
Disclosure of Invention
Aiming at the defects of the prior art, the invention solves the problems that: provided is a gas-liquid split-flow metal melting device having high heating efficiency and forming a gas-liquid split flow.
In order to solve the problems, the technical scheme adopted by the invention is as follows:
a gas-liquid shunting type metal melting device comprises a furnace body, a gas guide flow isolating mechanism and an exhaust pipe; the lower end of the furnace body is provided with a heating ventilation cavity; the middle part of the furnace body is provided with a containing groove; the upper end of the furnace body is provided with an exhaust chamber; the upper end of the heating ventilation cavity is communicated with the accommodating groove through a connecting channel; the upper end of the containing groove is communicated with the exhaust chamber through an annular vent groove; the middle of the upper end of the exhaust chamber is communicated with an exhaust pipe; the air guide flow isolating mechanism comprises a porous cover and a plurality of flow blocking rings; the longitudinal section of the porous cover is of an inverted U-shaped structure, and a ventilation cavity is formed in the porous cover; vent holes are uniformly distributed on the periphery of the porous cover; a plurality of flow blocking rings are uniformly connected with the outer side of the porous cover from top to bottom; the flow blocking ring is in a conical structure; annular flow blocking passages are formed among the flow blocking rings; the flow blocking channel is communicated with the vent cavity through the vent hole; the porous cover is arranged in the containing groove; the ventilation cavity is communicated with the connecting channel; an annular accommodating space is formed between the outer side of the flow blocking ring and the inner wall of the accommodating groove.
Further, the porous cover is of a cylindrical structure; the flow blocking ring is in a conical ring body structure.
Furthermore, the axial section of the choke ring is in a conical ring structure with a small upper part and a big lower part; the annular flow blocking channel is in a conical ring structure with a small upper part and a large lower part.
Furthermore, the annular accommodating space is positioned right below the annular vent groove.
Furthermore, liquid drainage channels are arranged around the bottom of the annular accommodating space; the liquid drainage channel extends from the bottom of the annular accommodating space to the outer side of the furnace body.
The invention has the advantages of
According to the invention, a metal block to be melted is placed in the annular accommodating space in advance, then hot smoke is emitted from the heating ventilation cavity, the hot smoke enters the connecting channel from the heating ventilation cavity, enters the ventilation cavity of the porous hood after passing through the connecting channel, and then enters the annular accommodating space from the ventilation cavity through the plurality of ventilation holes and the flow blocking channel to heat the metal; in addition, in order to enable the metal liquid and the hot flue gas to be divided, a plurality of flow blocking rings are uniformly connected to the outer side of the porous cover from top to bottom, the flow blocking rings are in a conical structure, preferably in a conical ring structure with a small upper part and a large lower part, a flow blocking channel of the conical ring body with a small upper part and a large lower part is formed among the flow blocking rings, when a small part of the liquid metal overflows, an ascending resistance is formed due to the conical ring structure with the small upper part and the large lower part of the flow blocking channel, the liquid metal is caused to flow back, and then the liquid metal is discharged from the liquid discharging channel around the bottom of the annular accommodating space, so the liquid metal cannot enter the porous cover, gas-liquid division is formed, and the structural design is reasonable and.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
FIG. 2 is a schematic structural view of the furnace body of the present invention.
Fig. 3 is a structural schematic diagram of the air guide flow isolating mechanism.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 3, a gas-liquid split-flow metal melting device comprises a furnace body 1, a gas guide flow isolating mechanism 2 and an exhaust pipe 3; the lower end of the furnace body 1 is provided with a heating ventilation cavity 11; the middle part of the furnace body 1 is provided with a containing groove 12; an exhaust chamber 13 is arranged at the upper end of the furnace body 1; the upper end of the heating ventilation cavity 11 is communicated with the containing groove 12 through a connecting channel 111; the upper end of the containing groove 12 is communicated with the exhaust chamber 13 through an annular vent groove 131; the middle of the upper end of the exhaust chamber 13 is communicated with an exhaust pipe 3; the air guide flow isolating mechanism 2 comprises a porous cover 21 and a plurality of flow blocking rings 22; the longitudinal section of the porous cover 21 is of an inverted U-shaped structure, and a ventilation cavity 211 is formed in the porous cover 21; vent holes 212 are uniformly distributed on the periphery of the porous cover 21; a plurality of choking rings 22 are uniformly connected from the outer side of the porous cover 21 to the top down; the flow blocking ring 22 is in a conical structure; annular choke passages 221 are formed among the plurality of choke rings 22; the flow blocking channel 221 is communicated with the vent cavity 211 through the vent hole 212; the porous cover 21 is arranged in the containing groove 12; the vent lumen 211 communicates with the lower connecting passage 111; an annular accommodating space 4 is formed between the outer side of the choke ring 22 and the inner wall of the accommodating groove 12.
As shown in fig. 1 to 3, it is further preferred that the porous cover 21 has a cylindrical structure; the choke ring 22 is a conical ring structure. Further, the axial section of the choke ring 22 is a conical ring structure with a small upper part and a big lower part; the annular flow blocking passage 221 is a tapered ring structure with a small top and a large bottom. Further, the annular accommodating space 4 is located right below the annular vent groove 131. Further, a liquid drainage channel 41 is arranged around the bottom of the annular accommodating space 4; the liquid discharge channel 41 extends from the bottom of the annular accommodating space 4 to the outer side of the furnace body 1.
According to the invention, a metal block to be melted is placed in the annular accommodating space 4 in advance, then hot flue gas is emitted from the heating ventilation cavity 11, enters the connecting channel 111 from the heating ventilation cavity 11, enters the ventilation cavity 211 of the porous cover 21 after passing through the connecting channel 111, and then enters the annular accommodating space 4 from the ventilation cavity 211 through the plurality of ventilation holes 212 and the flow blocking channel 221 to heat the metal; in addition, in order to divide the metal liquid and the hot flue gas, the invention uniformly connects a plurality of choke rings 22 from top to bottom outside the porous cover 21, and the choke rings 22 are in a conical structure, preferably in a conical ring structure with a small top and a large bottom, so that a choke passage 221 of the conical ring body with a small top and a large bottom is formed between the choke rings 22, when a small part of the liquid metal overflows, an uphill resistance is formed due to the conical ring structure with a small top and a large bottom of the choke passage 221, so that the liquid metal flows back, and is discharged from the liquid discharge passage 41 around the bottom of the annular accommodating space 4, so that the liquid metal cannot enter the porous cover 21, gas-liquid division is formed, and the structural design is reasonable and ingenious.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (5)
1. A gas-liquid shunting type metal melting device is characterized by comprising a furnace body, a gas guide flow isolating mechanism and an exhaust pipe; the lower end of the furnace body is provided with a heating ventilation cavity; the middle part of the furnace body is provided with a containing groove; the upper end of the furnace body is provided with an exhaust chamber; the upper end of the heating ventilation cavity is communicated with the accommodating groove through a connecting channel; the upper end of the containing groove is communicated with the exhaust chamber through an annular vent groove; the middle of the upper end of the exhaust chamber is communicated with an exhaust pipe; the air guide flow isolating mechanism comprises a porous cover and a plurality of flow blocking rings; the longitudinal section of the porous cover is of an inverted U-shaped structure, and a ventilation cavity is formed in the porous cover; vent holes are uniformly distributed on the periphery of the porous cover; a plurality of flow blocking rings are uniformly connected with the outer side of the porous cover from top to bottom; the flow blocking ring is in a conical structure; annular flow blocking passages are formed among the flow blocking rings; the flow blocking channel is communicated with the vent cavity through the vent hole; the porous cover is arranged in the containing groove; the ventilation cavity is communicated with the connecting channel; an annular accommodating space is formed between the outer side of the flow blocking ring and the inner wall of the accommodating groove.
2. The gas-liquid split melting apparatus for metals according to claim 1, wherein the porous cover has a cylindrical structure; the flow blocking ring is in a conical ring body structure.
3. The gas-liquid split-flow melting device for metals according to claim 1, wherein the axial section of the choke ring is a tapered ring structure with a small upper part and a large lower part; the annular flow blocking channel is in a conical ring structure with a small upper part and a large lower part.
4. The melting apparatus for a gas-liquid split-flow metal according to claim 1, wherein the annular accommodating space is located right below the annular vent groove.
5. The gas-liquid split-flow metal melting device according to claim 1, wherein a liquid discharge channel is provided around the bottom of the annular accommodating space; the liquid drainage channel extends from the bottom of the annular accommodating space to the outer side of the furnace body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811397985.0A CN109595931B (en) | 2018-11-22 | 2018-11-22 | Gas-liquid shunting metal melting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811397985.0A CN109595931B (en) | 2018-11-22 | 2018-11-22 | Gas-liquid shunting metal melting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109595931A CN109595931A (en) | 2019-04-09 |
| CN109595931B true CN109595931B (en) | 2020-01-14 |
Family
ID=65959028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811397985.0A Active CN109595931B (en) | 2018-11-22 | 2018-11-22 | Gas-liquid shunting metal melting device |
Country Status (1)
| Country | Link |
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| CN (1) | CN109595931B (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10310813A (en) * | 1997-03-13 | 1998-11-24 | Nkk Corp | Method for melting cold iron source and melting equipment thereof |
| JP4776541B2 (en) * | 2004-09-29 | 2011-09-21 | 日本坩堝株式会社 | Heat treatment apparatus and heat treatment method |
| CN107131764A (en) * | 2016-02-26 | 2017-09-05 | 泰州市兴华齿轮制造有限公司 | A kind of smelting furnace with dust arrester installation |
| CN105887186B (en) * | 2016-05-30 | 2020-04-24 | 上海超硅半导体有限公司 | Silicon single crystal pulling apparatus and growth method |
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2018
- 2018-11-22 CN CN201811397985.0A patent/CN109595931B/en active Active
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| Publication number | Publication date |
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| CN109595931A (en) | 2019-04-09 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20190409 Assignee: Jiangsu Chuangqi Testing Technology Co.,Ltd. Assignor: DONGTAI GAOKE TECHNOLOGY INNOVATION PARK Co.,Ltd. Contract record no.: X2023980050142 Denomination of invention: A gas-liquid split flow melting device for metals Granted publication date: 20200114 License type: Common License Record date: 20231206 |
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| EE01 | Entry into force of recordation of patent licensing contract |