CN213680975U - Multi-stage continuous melting furnace for producing high-purity aluminum oxide crystals - Google Patents
Multi-stage continuous melting furnace for producing high-purity aluminum oxide crystals Download PDFInfo
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- CN213680975U CN213680975U CN202022120805.3U CN202022120805U CN213680975U CN 213680975 U CN213680975 U CN 213680975U CN 202022120805 U CN202022120805 U CN 202022120805U CN 213680975 U CN213680975 U CN 213680975U
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Abstract
The utility model discloses a multistage continuous melting furnace for producing high-purity aluminum oxide crystals, which comprises a first melting furnace, a second melting furnace and a nitrogen generator, wherein the first melting furnace is fixedly arranged at the top of the second melting furnace through a supporting seat, a first heater is fixedly arranged in the supporting seat, a first gas outlet and a second gas outlet are respectively arranged in the first melting furnace and the second melting furnace, an installation base and a material receiving disc are fixedly arranged on the outer walls of the two sides of the bottom end of the second melting furnace, a side mounting plate is fixedly arranged on the installation base, a driving motor is fixedly arranged on the outer wall of one side of the side mounting plate, a mounting plate is fixedly arranged on the outer wall of the rear side of the second melting furnace, and the nitrogen generator is fixedly arranged on the mounting plate; the utility model discloses a count and constitute by two smelting furnaces, the raw materials can get into to carry out multistage continuous melting in the two smelting furnaces respectively and handle, compare in traditional single melting treatment, effectively improved the melting effect of raw materials.
Description
Technical Field
The utility model belongs to the technical field of the production of the aluminium sesquioxide crystal, concretely relates to multistage continuous melting stove for production of high-purity aluminium sesquioxide crystal.
Background
The alumina is alumina, is a stable oxide of aluminum, is also called alumina in mining industry, ceramic industry and material science, is generally white solid which is difficult to dissolve in water, is odorless, tasteless, extremely hard in quality, and is easy to absorb moisture without deliquescence.
The aluminium oxide need carry out melting to the raw materials when carrying out crystal production and handle, consequently need use the smelting pot, and traditional smelting pot generally only is provided with a furnace chamber, can only carry out preliminary melting to the raw materials, and the melting effect does not reach the best, and traditional smelting pot does not install any pay-off structure inside, carries out the melting after, is difficult to get the material to high temperature viscous fluid, needs to carry out certain improvement.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a multistage continuous melting stove for production of high-purity aluminium oxide crystal, need carry out the melting to the raw materials when carrying out crystal production with the aluminium oxide who proposes in solving above-mentioned background art, consequently need use the smelting pot, traditional smelting pot generally only is provided with a furnace chamber, can only carry out the melting of tentatively once to the raw materials, the melting effect does not reach the best, and traditional smelting pot does not install any pay-off structure in inside, after carrying out the melting, be difficult to glue the problem that the material was got to high temperature thick fluid.
In order to achieve the above object, the utility model provides a following technical scheme: the multistage continuous melting furnace for producing the high-purity aluminum oxide crystals comprises a first melting furnace, a second melting furnace and a nitrogen generator, wherein the first melting furnace is fixedly arranged at the top of the second melting furnace through a supporting seat, a first heater is fixedly arranged inside the supporting seat, a first air outlet and a second air outlet are respectively formed in the first melting furnace and the second melting furnace, a mounting base and a material receiving disc are fixedly arranged on the outer walls of the two sides of the bottom end of the second melting furnace, a side mounting plate is fixedly arranged on the mounting base, a driving motor is fixedly arranged on the outer wall of one side of the side mounting plate, a mounting plate is fixedly arranged on the outer wall of the rear side of the second melting furnace, and the nitrogen generator is fixedly arranged on the mounting plate;
one end of a rotating shaft installed at the output end of the driving motor penetrates through and extends to the inside of the second smelting furnace, a feeding screw is fixedly installed inside the second smelting furnace, a second heater is fixedly installed in a bottom shell cavity of the second smelting furnace, a discharging pipe is fixedly installed on the outer wall of one side of the second smelting furnace, and the first heater, the nitrogen generator and the second heater are all electrically connected with an external power supply.
Preferably, the first melting furnace and the second melting furnace are connected through a material guide pipe.
Preferably, the driving motor is connected with the mounting base through a mounting frame.
Preferably, the output end of the nitrogen generator is provided with an air duct, and the air duct respectively passes through the first smelting furnace and the second smelting furnace and is connected with the first air outlet and the second air outlet.
Preferably, a pipe cover is installed on the discharge pipe through a hinge.
Preferably, the particle through hole is formed in the discharging pipe, and the discharging pipe is located right above the material receiving disc.
Preferably, the top of the first melting furnace is fixedly provided with a feeding hole.
Preferably, the two support seats are symmetrically arranged about a longitudinal central axis of the first melting furnace.
Compared with the prior art, the beneficial effects of the utility model are that:
(1) through being constituteed by two smelting furnaces with the device design, the raw materials can get into the double-melting furnace respectively and carry out multistage continuous melting and handle, compares in traditional single melting and handles, has effectively improved the melting effect of raw materials.
(2) Through having at the device internally mounted and can drive pivoted pay-off screw rod, when the raw materials carries out the secondary melting, this pay-off screw rod can make the fused raw materials stir, has improved the secondary melting effect, and when needing to take out the melting raw materials, accessible pay-off screw rod is automatic to be seen off the raw materials, possesses automatic discharging's function, need not the manual work and gets the material, and is convenient and safe.
(3) The nitrogen generator is arranged on the device in a matched manner, a certain amount of nitrogen can be introduced into the nitrogen generator when the double-melting furnace works, and the nitrogen belongs to inert protective gas, so that the molten state of the raw material can be protected to a certain extent, the raw material is prevented from carrying out some unnecessary chemical reactions, and the performance of the raw material is effectively maintained.
Drawings
Fig. 1 is a partial cross-sectional view of the present invention;
fig. 2 is a rear view of the present invention;
FIG. 3 is a schematic view of the internal structure of the second melting furnace of the present invention;
fig. 4 is a side view of a second melting furnace according to the present invention.
In the figure: 1. a first melting furnace; 2. a feed inlet; 3. a first air outlet; 4. a supporting seat; 5. a first heater; 6. a material guide pipe; 7. a side mounting plate; 8. a drive motor; 9. installing a base; 10. a second melting furnace; 11. a discharge pipe; 12. a take-up pan; 13. an air duct; 14. mounting a plate; 15. a nitrogen generator; 16. a feed screw; 17. a second air outlet; 18. a second heater; 19. a tube cover; 20. the particles are through-holes.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 to 4, the present invention provides a multi-stage continuous melting furnace for the production of high-purity alumina crystals, comprising a first melting furnace 1, a second melting furnace 10 and a nitrogen generator 15, the first melting furnace 1 is fixedly arranged at the top of a second melting furnace 10 through a supporting seat 4, a first heater 5 is fixedly arranged inside the supporting seat 4, the first melting furnace 1 and the second melting furnace 10 are respectively provided with a first gas outlet 3 and a second gas outlet 17, the outer walls of two sides of the bottom end of the second melting furnace 10 are fixedly provided with a mounting base 9 and a material receiving disc 12, the mounting base 9 is fixedly provided with a side mounting plate 7, a driving motor 8 is fixedly arranged on the outer wall of one side of the side mounting plate 7, a mounting plate 14 is fixedly arranged on the outer wall of the rear side of the second melting furnace 10, and a nitrogen generator 15 is fixedly arranged on the mounting plate 14;
one end of a rotating shaft installed at the output end of the driving motor 8 penetrates through and extends to the inside of the second smelting furnace 10, a feeding screw 16 is fixedly installed in the second smelting furnace 10, a second heater 18 is fixedly installed in a bottom shell cavity of the second smelting furnace 10, a discharging pipe 11 is fixedly installed on the outer wall of one side of the second smelting furnace 10, and the first heater 5, the nitrogen generator 15 and the second heater 18 are all electrically connected with an external power supply.
The technical scheme is as follows: the method comprises the steps of effectively adding raw materials into a first smelting furnace 1 through a feeding hole 2, starting a first heater 5, heating the first heater 5 to carry out primary melting treatment on the raw materials, effectively feeding the raw materials subjected to primary melting in the first smelting furnace 1 into a second smelting furnace 10 through a material guide pipe 6 to carry out secondary melting treatment, starting a second heater 18, heating the second heater 18 to further melt the raw materials, starting a nitrogen generator 15 during melting treatment, generating nitrogen through the nitrogen generator 15, respectively introducing the nitrogen into the first smelting furnace 1 and the second smelting furnace 10 through an air guide pipe 13, protecting the melting state of the raw materials to a certain extent due to the fact that the nitrogen belongs to inert protective gas, avoiding unnecessary chemical reactions of the raw materials, effectively keeping the performance of the raw materials, starting a driving motor 8 during secondary melting, and driving the driving motor 8 to drive a feeding screw 16 to rotate through a rotating shaft, stir the raw materials, the east melting of corner, when needing the ejection of compact, open tube cap 19, the raw materials through the transmission of pay-off screw 16 becomes the strip through granule through-hole 20, finally falls into in the take-up pan 12.
By installing the material guiding pipe 6, the raw material after the primary melting in the first melting furnace 1 can be effectively fed into the second melting furnace 10 through the material guiding pipe 6 for the secondary melting treatment, in this embodiment, it is preferable that the first melting furnace 1 and the second melting furnace 10 are connected through the material guiding pipe 6.
Through making to be connected through the mounting bracket between driving motor 8 and the installation base 9, improved the stability of driving motor 8 installation greatly, in this embodiment, it is preferred, be connected through the mounting bracket between driving motor 8 and the installation base 9.
Through installing air duct 13 and making air duct 13 pass first smelting pot 1, second smelting pot 10 and first gas outlet 3 and second gas outlet 17 respectively and be connected, when carrying out melting treatment, open nitrogen generator 15, nitrogen generator 15 produces nitrogen gas, accessible air duct 13 is introduced into first smelting pot 1 and second smelting pot 10 respectively, because nitrogen gas belongs to inert protective gas, can carry out certain protection to the molten state of raw materials, avoid the raw materials to take place some unnecessary chemical reactions, effectively keep the performance of raw materials itself, in this embodiment, preferably, install air duct 13 on the output of nitrogen generator 15, and air duct 13 passes first smelting pot 1, second smelting pot 10 respectively and is connected with first gas outlet 3 and second gas outlet 17 with first gas outlet 3.
The discharge pipe 11 can be effectively opened and closed by attaching the lid 19, and in this embodiment, the lid 19 is preferably attached to the discharge pipe 11 by a hinge.
Through having seted up granule through-hole 20, when the ejection of compact, granule through-hole 20 can make the raw materials of seeing off become the strip, and the follow-up granule of pounding to pieces of being convenient for makes discharging pipe 11 be located take-up (stock) pan 12 directly over, and the material of seeing off can effectively fall into take-up (stock) pan 12 in, this embodiment, preferably, granule through-hole 20 has been seted up to discharging pipe 11's inside, and discharging pipe 11 is located take-up (stock) pan 12 directly over.
By installing the feed port 2, the raw material can be efficiently fed into the first melting furnace 1 through the feed port 2 for primary melting treatment, and in this embodiment, it is preferable that the feed port 2 is fixedly installed at the top of the first melting furnace 1.
The stability and stability of the installation of the first melting furnace 1 are greatly improved by installing the double supporting seats 4, and in this embodiment, it is preferable that the two supporting seats 4 are symmetrically installed about the longitudinal central axis of the first melting furnace 1.
The following are required to be explained: the first heater 5 and the second heater 18 may be resistance wires.
The utility model discloses a theory of operation and use flow: the method comprises the steps of effectively adding raw materials into a first smelting furnace 1 through a feeding hole 2, starting a first heater 5, heating the first heater 5 to carry out primary melting treatment on the raw materials, effectively feeding the raw materials subjected to primary melting in the first smelting furnace 1 into a second smelting furnace 10 through a material guide pipe 6 to carry out secondary melting treatment, starting a second heater 18, heating the second heater 18 to further melt the raw materials, starting a nitrogen generator 15 during melting treatment, generating nitrogen through the nitrogen generator 15, respectively introducing the nitrogen into the first smelting furnace 1 and the second smelting furnace 10 through an air guide pipe 13, protecting the melting state of the raw materials to a certain extent due to the fact that the nitrogen belongs to inert protective gas, avoiding unnecessary chemical reactions of the raw materials, effectively keeping the performance of the raw materials, starting a driving motor 8 during secondary melting, and driving the driving motor 8 to drive a feeding screw 16 to rotate through a rotating shaft, stir the raw materials, the east melting of corner, when needing the ejection of compact, open tube cap 19, the raw materials through the transmission of pay-off screw 16 becomes the strip through granule through-hole 20, finally falls into in the take-up pan 12.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A multi-stage continuous melting furnace for the production of high-purity aluminum oxide crystals, comprising a first melting furnace (1), a second melting furnace (10) and a nitrogen generator (15), characterized in that: the first smelting furnace (1) is fixedly installed at the top of a second smelting furnace (10) through a supporting seat (4), a first heater (5) is fixedly installed inside the supporting seat (4), a first air outlet (3) and a second air outlet (17) are respectively formed in the first smelting furnace (1) and the second smelting furnace (10), an installation base (9) and a material receiving disc (12) are fixedly installed on the outer walls of two sides of the bottom end of the second smelting furnace (10), a side installation plate (7) is fixedly installed on the installation base (9), a driving motor (8) is fixedly installed on the outer wall of one side of the side installation plate (7), an installation plate (14) is fixedly installed on the outer wall of the rear side of the second smelting furnace (10), and a nitrogen generator (15) is fixedly installed on the installation plate (14);
one end of a rotating shaft arranged at the output end of the driving motor (8) penetrates through and extends to the inside of the second smelting furnace (10) and is fixedly provided with a feeding screw rod (16), a second heater (18) is fixedly arranged in a bottom shell cavity of the second smelting furnace (10), a discharging pipe (11) is fixedly arranged on the outer wall of one side of the second smelting furnace (10), and the first heater (5), the nitrogen generator (15) and the second heater (18) are all electrically connected with an external power supply.
2. The multi-stage continuous melting furnace for the production of high-purity alumina crystals according to claim 1, characterized in that: the first smelting furnace (1) and the second smelting furnace (10) are connected through a material guide pipe (6).
3. The multi-stage continuous melting furnace for the production of high-purity alumina crystals according to claim 1, characterized in that: the driving motor (8) is connected with the mounting base (9) through a mounting frame.
4. The multi-stage continuous melting furnace for the production of high-purity alumina crystals according to claim 1, characterized in that: an air duct (13) is installed at the output end of the nitrogen generator (15), and the air duct (13) respectively passes through the first smelting furnace (1) and the second smelting furnace (10) to be connected with the first air outlet (3) and the second air outlet (17).
5. The multi-stage continuous melting furnace for the production of high-purity alumina crystals according to claim 1, characterized in that: and a pipe cover (19) is arranged on the discharge pipe (11) through a hinge.
6. The multi-stage continuous melting furnace for the production of high-purity alumina crystals according to claim 1, characterized in that: particle through holes (20) are formed in the discharging pipe (11), and the discharging pipe (11) is located right above the material receiving disc (12).
7. The multi-stage continuous melting furnace for the production of high-purity alumina crystals according to claim 1, characterized in that: the top of the first smelting furnace (1) is fixedly provided with a feeding hole (2).
8. The multi-stage continuous melting furnace for the production of high-purity alumina crystals according to claim 1, characterized in that: two supporting seats (4) are symmetrically arranged about the longitudinal central axis of the first smelting furnace (1).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022120805.3U CN213680975U (en) | 2020-09-24 | 2020-09-24 | Multi-stage continuous melting furnace for producing high-purity aluminum oxide crystals |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022120805.3U CN213680975U (en) | 2020-09-24 | 2020-09-24 | Multi-stage continuous melting furnace for producing high-purity aluminum oxide crystals |
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| Publication Number | Publication Date |
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| CN213680975U true CN213680975U (en) | 2021-07-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022120805.3U Active CN213680975U (en) | 2020-09-24 | 2020-09-24 | Multi-stage continuous melting furnace for producing high-purity aluminum oxide crystals |
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| CN (1) | CN213680975U (en) |
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