CN106382818B - A kind of vacuum smelting furnace - Google Patents
A kind of vacuum smelting furnace Download PDFInfo
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- CN106382818B CN106382818B CN201610836454.1A CN201610836454A CN106382818B CN 106382818 B CN106382818 B CN 106382818B CN 201610836454 A CN201610836454 A CN 201610836454A CN 106382818 B CN106382818 B CN 106382818B
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- burner hearth
- furnace
- furnace body
- vacuum smelting
- collecting box
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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
- F27B14/04—Crucible or pot furnaces adapted for treating the charge in vacuum or special atmosphere
-
- 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
- F27B14/20—Arrangement of controlling, monitoring, alarm or like 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
- F27B14/04—Crucible or pot furnaces adapted for treating the charge in vacuum or special atmosphere
- F27B2014/045—Vacuum
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
Abstract
The invention discloses a kind of vacuum smelting furnace, including furnace body, burner hearth, furnace shell and pumped vacuum systems, the outlet of furnace body is connected with the entrance of burner hearth, burner hearth is mounted in furnace shell, furnace body is connect with burner hearth, and furnace body and burner hearth are connected with pumped vacuum systems, further includes product collecting box;The import of product collecting box is connected with the outlet of burner hearth;Product collecting box is arranged in the lower end of burner hearth, the first lateral edge of burner hearth the entrance of burner hearth tilted down to the direction of the outlet of burner hearth.In the present invention, furnace shell support burner hearth and furnace body, vacuum evacuation device will vacuumize in furnace body and burner hearth.When use, the intracorporal material of furnace becomes steam, steam enters burner hearth along furnace body, condensation becomes liquid in burner hearth, since the lower end of burner hearth is arranged in the product collecting box of the outlet conducting with burner hearth, and burner hearth is tilted down from the entrance of burner hearth along the direction of outlet, allows fluid to can smoothly enter into product collecting box.It avoids and carries out manual cleaning in such a way that shovel unloads, discharging is convenient.
Description
Technical field
The present invention relates to metal melting equipment technical fields, more particularly, to a kind of vacuum smelting furnace.
Background technique
Vacuum metling is the new technology appeared in the 1930s in metallurgical industry.For the vacuum smelting of alloy smelting steel
Furnace, furnace have coil outside, and the electric current changed repeatedly is passed through in coil, generates vortex in the metal in furnace.It is vortexed the heat generated
Make metal molten.It is that can entirely carry out in a vacuum using the advantages of vortex metal smelting, prevents from this way miscellaneous in air
Matter enters metal, can smelt the alloy of high quality.
Using vacuum smelting furnace carry out vacuum metling have significant superiority, be mainly manifested in low energy consumption, it is pollution-free,
Process is short, recycling is high, profitable.Therefore, in the production of non-ferrous metal and its material, vacuum metallurgy is in conventional metallurgical industry
It plays an important role in transformation and Metallurgical Industry development.
Vacuum metling is realized by vacuum smelting furnace.Existing vacuum smelting furnace is by having accumulated one furnace is intracorporal
After quantitative product, manual cleaning is carried out in such a way that shovel unloads, discharging is extremely inconvenient.
Therefore, how to solve the problems, such as that the inconvenience of vacuum smelting furnace discharging is those skilled in the art's technology urgently to be resolved
Problem.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of vacuum smelting furnace, to solve the inconvenience of vacuum smelting furnace discharging
The problem of.
To achieve the goals above, the present invention provides following schemes:
A kind of vacuum smelting furnace, including furnace body, burner hearth, furnace shell and pumped vacuum systems, the outlet of the furnace body and the furnace
The entrance of thorax is connected, and the burner hearth is mounted in the furnace shell, and the furnace body is connect with the burner hearth, the furnace body and the furnace
Thorax is connected with the pumped vacuum systems, further includes product collecting box;
The import of the product collecting box is connected with the outlet of the burner hearth;
The product collecting box is arranged in the lower end of the burner hearth, the first lateral edge of the burner hearth the entrance of the burner hearth
It is tilted down to the direction of the outlet of the burner hearth, the first side of the burner hearth is close to that side of the product collecting box.
It preferably, further include charging box in above-mentioned vacuum smelting furnace;
The outlet of the charging box is connected with the import opened on the side wall of the furnace body, and the top of the charging box is higher than
The import of the side wall of the furnace body.
It preferably, further include temperature control system in above-mentioned vacuum smelting furnace;
The temperature control system includes temperature controller, and the temperature controller can control in the charging box and the intracorporal temperature of furnace
Degree.
Preferably, in above-mentioned vacuum smelting furnace, the temperature control system further include:
The first graphite heating layer in the charging box is set, and the temperature controller is electrically connected with the first graphite heating layer
It connects;
It is arranged in the intracorporal second graphite heating layer of the furnace, the temperature controller is electrically connected with the second graphite heating layer
It connects.
Preferably, in above-mentioned vacuum smelting furnace, the temperature control system further include:
Coat the first insulating layer of the first graphite heating layer;
Coat the second insulating layer of the second graphite heating layer.
It preferably, further include the level gauge system for measuring the liquid level in the furnace body in above-mentioned vacuum smelting furnace
System;
The level gauge system includes:
The kickboard of the intracorporal liquid surface of the furnace can be floated on;
The support rod that first end is connect with the kickboard;
The level readings device connecting with the second end of the support rod, it is intracorporal that the level readings device can read the furnace
Liquid height.
It preferably, further include column plate in above-mentioned vacuum smelting furnace;
The two sides of the outlet of the furnace body are arranged in the column plate.
It preferably, further include inclined plate in above-mentioned vacuum smelting furnace;
The inclined plate connects the furnace body and the burner hearth, and the inclined plate along with the burner hearth junction to it is described
The direction of furnace body connection tilts down.
It preferably, further include being arranged in the furnace shell to be used to cool down the vacuum smelting in above-mentioned vacuum smelting furnace
The cooling system of furnace;
The cooling system is water-cooling system or air cooling system.
It preferably, further include the removable valve for being mounted on the inlet of the burner hearth in above-mentioned vacuum smelting furnace;
The removable valve can move the entrance for turning on or off the burner hearth.
It can be seen from the above technical scheme that vacuum smelting furnace provided by the invention, furnace shell supports burner hearth and furnace body, takes out
Vacuum plant can will vacuumize in furnace body and burner hearth.In use, the intracorporal material of furnace becomes steam at corresponding temperature, steam
Vapour enters burner hearth along furnace body, and condensation becomes liquid in burner hearth, since the product collecting box of the outlet conducting with burner hearth is arranged
In the lower end of burner hearth, and burner hearth is tilted down from the entrance of burner hearth along the direction of outlet, allows fluid to can smoothly enter into production
Product collecting box realizes the automatic collection of product.It avoids and carries out manual cleaning in such a way that shovel unloads, discharging is convenient.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of vacuum smelting furnace provided by the invention.
Wherein, in Fig. 1:
Furnace body 1, burner hearth 2, furnace shell 3, pumped vacuum systems 4, product collecting box 5, charging box 6, temperature control system 7, temperature controller
701, the first graphite heating layer 702, the second graphite heating layer 703, the first insulating layer 704, the second insulating layer 705, level gauge
System 8, kickboard 801, support rod 802, level readings device 803, column plate 9, inclined plate 10, cooling system 11, removable valve 12, support
Foot 13, vacuum pump 401, vacuum meter 402, vacuum valve 403.
Specific embodiment
It is with reference to the accompanying drawing and specific real in order to make those skilled in the art better understand technical solution of the present invention
Applying mode, the present invention is described in further detail.
Embodiment one
Referring to Fig. 1, being the structural schematic diagram of vacuum smelting furnace provided by the invention.
The invention discloses a kind of vacuum smelting furnace, including furnace body 1, burner hearth 2, furnace shell 3 and pumped vacuum systems 4, furnace body 1
Outlet is connected with the entrance of burner hearth 2, and burner hearth 2 is mounted in furnace shell 3, and furnace body 1 is connect with burner hearth 2, furnace body 1 and burner hearth 2 with pumping
Vacuum system 4 is connected, and further includes product collecting box 5;
The import of product collecting box 5 is connected with the outlet of burner hearth 2;
Product collecting box 5 is arranged in the lower end of burner hearth 2, the first lateral edge of burner hearth 2 entrance the going out to burner hearth 2 of burner hearth 2
The direction of mouth tilts down, and the first side of burner hearth 2 is close to that side of product collecting box 5.
In the present embodiment, vacuum evacuation device includes vacuum pump 401, vacuum meter 402 and multiple vacuum valves 403, wherein true
Sky pump 401 is connect with one end of vacuum meter 402, and the other end of vacuum meter 402 passes through corresponding vacuum valve 403 and furnace body respectively
1 and burner hearth 2 connect, wherein vacuum meter 402 is connect respectively by corresponding vacuum valve 403 with the both ends of burner hearth 2.Vacuum valve 403
Opening and closing realization burner hearth 2 and furnace body 1 are vacuumized.
Wherein, the lower end of furnace shell 3 is provided with the support leg 13 of support furnace shell 3.
For the ease of collecting product, the number of product collecting box 5 is two in the present embodiment, can collect different boiling respectively
Product.In the present embodiment, the invention also discloses gate is additionally provided between product collecting box 5 and burner hearth 2, production can be controlled
On-off between product collecting box 5 and burner hearth 2.The bottom end of product collecting box is also provided with discharge port 501, can incite somebody to action from discharge port 501
Output of products.
It should be noted that the "upper" in the present invention refers to that the steam in furnace body 1 enters the direction of burner hearth 2, "lower" with
"upper" it is contrary.
Vacuum smelting furnace provided by the invention, furnace shell 3 support burner hearth 2 and furnace body 1, vacuum evacuation device can by furnace body 1 and
It is vacuumized in burner hearth 2.In use, the material in furnace body 1 becomes steam at corresponding temperature, steam enters furnace along furnace body 1
Thorax 2, condensation becomes liquid in burner hearth 2, since the product collecting box 5 of the outlet conducting with burner hearth 2 is arranged under burner hearth 2
End, and burner hearth 2 is tilted down from the entrance of burner hearth 2 along the direction of outlet, allows fluid to can smoothly enter into product collecting box
5, realize the automatic collection of product.It avoids and carries out manual cleaning in such a way that shovel unloads, discharging is convenient.
Embodiment two
It is provided in another embodiment in the present invention, the vacuum metling in vacuum smelting furnace and embodiment one in the present embodiment
The structure of furnace is similar, just repeats no more to something in common, only introduces difference.
In the present embodiment, specifically disclosing vacuum smelting furnace further includes charging box 6;The outlet of charging box 6 and the side of furnace body 1
The import conducting opened on wall, and the top of charging box 6 is higher than the import of the side wall of furnace body 1.Using high potential difference by charging box 6
It adds materials, material can be realized and fall into furnace body 1.Charging box 6 can be directly installed on the side wall of furnace body 1, can also be led to
Piping conducting.For the ease of controlling the size of additive amount, the invention discloses realization is provided between charging box 6 and furnace body 1
The valve of 1 on-off of charging box 6 and furnace body.The setting of charging box 6 in the present invention facilitates operator's charging, solves previous add
Expect inconvenient problem.
It further include temperature control system the invention discloses vacuum smelting furnace for the ease of the temperature control to furnace body 1 and charging box 6
System 7;Temperature control system 7 includes temperature controller 701, and temperature controller 701 can control the temperature in charging box 6 and in furnace body 1.
Further, the invention also discloses temperature control systems 7 further include: the first graphite heating in charging box 6 is arranged in
Layer 702, temperature controller 701 is electrically connected with the first graphite heating layer 702;The second graphite heating layer 703 in furnace body 1 is set, temperature
Control device 701 is electrically connected with the second graphite heating layer 703.The first graphite heating layer 702 and the second graphite are controlled by temperature controller 701
Heating layer 703 heats charging box 6 and furnace body 1 respectively.Wherein, the first graphite heating layer 702 and the second graphite heating layer 703 difference
It is the equal of the liner of charging box 6 and furnace body 1, and the first graphite heating layer 702 and the second graphite heating layer 703 are high-purity stone
Ink is made, and this kind of graphite impurities content is few, property is stablized, it is ensured that the quality of high pure metal product.
In order to make furnace body 1 and charging box 6 keep preset temperature, the invention also discloses in vacuum smelting furnace, temperature
Control system 7 further include: the first insulating layer 704 of the first graphite heating layer 702 of cladding;Coat the of the second graphite heating layer 703
Two insulating layers 705.
In the present invention, the vacuum degree in vacuum smelting furnace furnace is up to 1 × 10-3Pa, using the first graphite heating layer 702 and
Two graphite heating layers 703 are used as heater, and heating temperature may be up to 1100~1200 DEG C, therefore the equipment is applied widely, can
For lead (Pb), antimony (Sb), tin (Sn), bismuth (Bi), cadmium (Cd), zinc (Zn), mercury (Hg), selenium (Se), tellurium (Te), manganese (Mn), indium
(In), the refining of crude metal such as gallium (Ga), arsenic (As), germanium (Ge) and its separation of binary or ternary alloy and its High Purity Gold
The refinement of category.
In order to solve the problems, such as to be not easy to measure to metal bath charging under high temperature in furnace body 1 in the prior art, the present invention is public
Having opened vacuum smelting furnace further includes the level gauge system 8 for measuring the liquid level in furnace body 1;Level gauge system 8 includes: energy
Enough float on the kickboard 801 of the liquid surface in furnace body 1;The support rod 802 that first end is connect with kickboard 801;With the second of support rod 802
The level readings device 803 of connection is held, level readings device 803 can read the liquid height in furnace body 1.Wherein, kickboard 801 is low close
Kickboard 801 is spent, the metal bath surface in furnace body 1 can be floated on, which is connected with support rod 802, can pass through level readings device 803
The height of liquid level is read, convenient for the control to inventory in furnace.
It should be noted that the other end for being also possible to support rod 802 connects easy float watch window, can intuitively lead to
The height that this window observes liquid in furnace body 1 is crossed, and then carries out the liquid level of feed liquid in furnace, it is molten to solve metal under previous high temperature
Body charging is not easy the problem of measuring.
The present invention realizes auto feed by level gauge system 8 and charging box 6, solves and adds existing for conventional art
Expect inconvenient problem.
In order to prevent impurity from entering product collecting box 5 with the entrainment of the steam of main metal, the invention discloses true
Empty smelting furnace further includes column plate 9;The two sides of the outlet of furnace body 1 are arranged in column plate 9.What it was utilized is 9 principles of rectification of column plate, is prevented
Impurity enters product collecting box 5 with the entrainment of the steam of main metal, and then influences product quality.
In order to realize fail to evaporate into time low-boiling point material in low boiling point product collecting box 5 can total reflux to furnace
It further include inclined plate 10 the invention discloses vacuum smelting furnace in body 1;Inclined plate 10 connects furnace body 1 and burner hearth 2, and inclined plate 10 along
It is tilted down with 2 junction of burner hearth to the direction being connect with furnace body 1.Wherein, inclined plate 10 uses 45 ° of oblique angle designs, avoids failing
In time the low-boiling point material that evaporates into low boiling point product collecting box 5 it is stagnant and be entrained into product collecting box 5, Jin Erying
Ring product quality.
It further include being arranged in furnace shell 3 the invention discloses vacuum smelting furnace in order to cool down in time to furnace shell 3
The cooling system 11 for cooling vacuum smelting furnace;Cooling system 11 is water-cooling system or air cooling system.It is cold by air
Solidifying or water condensation cools down to furnace shell 3.
In order to ensure high separating efficiency and high purity product quality, the invention discloses in vacuum smelting furnace, further include peace
Removable valve 12 mounted in the inlet of burner hearth 2;Removable valve 12 can move the entrance for turning on or off burner hearth 2.
Specifically, it is two the invention discloses the number of removable valve 12, and is separately positioned on the left and right two of 2 inlet of burner hearth
Side, the packaged type valve that the left and right sides was closed and opened accordingly to different boiling product when according to vacuum metling can.
In order to increase the intensity of furnace body 1 and burner hearth 2, avoid deforming, the invention also discloses furnace body 1,2 shells of burner hearth to use
Stainless steel 304 material is made, and material is firm and is unlikely to deform.
" first " in the present invention, " second " etc. are to be distinguished in description, without others particular meanings.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein and inventive features phase
Consistent widest scope.
Claims (9)
1. a kind of vacuum smelting furnace, including furnace body, burner hearth, furnace shell and pumped vacuum systems, the outlet of the furnace body and the burner hearth
Entrance conducting, the burner hearth is mounted in the furnace shell, and the furnace body is connect with the burner hearth, the furnace body and the burner hearth
It is connected with the pumped vacuum systems, which is characterized in that further include product collecting box;
The import of the product collecting box is connected with the outlet of the burner hearth, and sets between the product collecting box and the burner hearth
It is equipped with gate, the gate can control the on-off between the product collecting box and the burner hearth;
The product collecting box is arranged in the lower end of the burner hearth, the first lateral edge of the burner hearth the burner hearth entrance to institute
The direction for stating the outlet of burner hearth tilts down, and the first side of the burner hearth is close to that side of the product collecting box;
The vacuum smelting furnace further includes column plate;
The two sides of the outlet of the furnace body are arranged in the column plate.
2. vacuum smelting furnace according to claim 1, which is characterized in that further include charging box;
The outlet of the charging box is connected with the import opened on the side wall of the furnace body, and the top of the charging box is higher than described
The import of the side wall of furnace body.
3. vacuum smelting furnace according to claim 2, which is characterized in that further include temperature control system;
The temperature control system includes temperature controller, and the temperature controller can control in the charging box and the intracorporal temperature of furnace.
4. vacuum smelting furnace according to claim 3, which is characterized in that the temperature control system further include:
The first graphite heating layer in the charging box is set, and the temperature controller is electrically connected with the first graphite heating layer;
It is arranged in the intracorporal second graphite heating layer of the furnace, the temperature controller is electrically connected with the second graphite heating layer.
5. vacuum smelting furnace according to claim 4, which is characterized in that the temperature control system further include:
Coat the first insulating layer of the first graphite heating layer;
Coat the second insulating layer of the second graphite heating layer.
6. vacuum smelting furnace according to claim 5, which is characterized in that further include the liquid level measured in the furnace body
Level gauge system;
The level gauge system includes:
The kickboard of the intracorporal liquid surface of the furnace can be floated on;
The support rod that first end is connect with the kickboard;
The level readings device connecting with the second end of the support rod, the level readings device can read the intracorporal liquid of the furnace
Highly.
7. vacuum smelting furnace according to claim 1, which is characterized in that further include inclined plate;
The inclined plate connects the furnace body and the burner hearth, and the inclined plate along with the burner hearth junction to the furnace body
The direction of connection tilts down.
8. vacuum smelting furnace according to claim 1, which is characterized in that further include be arranged in the furnace shell for cold
The cooling system of the vacuum smelting furnace;
The cooling system is water-cooling system or air cooling system.
9. vacuum smelting furnace described in any one of -8 according to claim 1, which is characterized in that further include being mounted on the furnace
The removable valve of the inlet of thorax;
The removable valve can move the entrance for turning on or off the burner hearth.
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CN201610836454.1A CN106382818B (en) | 2016-09-20 | 2016-09-20 | A kind of vacuum smelting furnace |
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CN201610836454.1A CN106382818B (en) | 2016-09-20 | 2016-09-20 | A kind of vacuum smelting furnace |
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CN106382818B true CN106382818B (en) | 2019-04-30 |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101570828A (en) * | 2009-05-15 | 2009-11-04 | 南昌大学 | Energy saving two-stage electroslag refining system capable of outputting molten metal |
CN103937999A (en) * | 2014-04-23 | 2014-07-23 | 北京科技大学 | Method and device for extracting metal manganese from ferromanganese through vacuum distillation |
CN204881138U (en) * | 2015-08-13 | 2015-12-16 | 江苏新航合金科技有限公司 | Novel vacuum smelting furnace |
CN204963958U (en) * | 2015-09-24 | 2016-01-13 | 哈尔滨宇龙自动化有限公司 | Level measurement instrument |
CN105648216A (en) * | 2016-01-12 | 2016-06-08 | 昆明理工大学 | Continuous vacuum distillation device for solid feeding and discharging and application method of device |
-
2016
- 2016-09-20 CN CN201610836454.1A patent/CN106382818B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101570828A (en) * | 2009-05-15 | 2009-11-04 | 南昌大学 | Energy saving two-stage electroslag refining system capable of outputting molten metal |
CN103937999A (en) * | 2014-04-23 | 2014-07-23 | 北京科技大学 | Method and device for extracting metal manganese from ferromanganese through vacuum distillation |
CN204881138U (en) * | 2015-08-13 | 2015-12-16 | 江苏新航合金科技有限公司 | Novel vacuum smelting furnace |
CN204963958U (en) * | 2015-09-24 | 2016-01-13 | 哈尔滨宇龙自动化有限公司 | Level measurement instrument |
CN105648216A (en) * | 2016-01-12 | 2016-06-08 | 昆明理工大学 | Continuous vacuum distillation device for solid feeding and discharging and application method of device |
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