CN216385061U - Device for smelting brown corundum by pouring method - Google Patents
Device for smelting brown corundum by pouring method Download PDFInfo
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- CN216385061U CN216385061U CN202122591880.2U CN202122591880U CN216385061U CN 216385061 U CN216385061 U CN 216385061U CN 202122591880 U CN202122591880 U CN 202122591880U CN 216385061 U CN216385061 U CN 216385061U
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Abstract
The utility model provides equipment for smelting brown fused alumina by using a dumping method, which comprises a trolley, a connecting bag, a base, a furnace body, a furnace cover, an electrode and an electrode lifting device, wherein a tilting shaft is arranged on one side of the furnace body, which is provided with a discharge port, and is hinged with a hinged seat through the tilting shaft, and a hydraulic cylinder for driving the furnace body to rotate around the tilting shaft is arranged on the other side of the furnace body; the outer side wall of the furnace body is provided with an electrode lifting device fixedly connected with the furnace body; the upper part of the furnace body is provided with a liftable electrode; a bottom lining is laid below the inner part of the bag receiving body, the lower surface of the bottom lining is flush with an opening at the lower part of the bag receiving body, and the upper surface of the bottom lining is in contact with a lining on the inner side wall of the bag receiving body. The fall between the discharge port and the connecting bag is small, so that the dumping time can be shortened by 1/4, and the energy of the dust collector can be saved by more than 50%; the lifting of the electrode can be accurately controlled; in addition, the bottomless connecting bag is adopted, so that when the solidified frit is taken out, the connecting bag does not need to be turned over, and special vibrating equipment is not needed, so that the equipment investment is reduced, and the resources are saved.
Description
Technical Field
The utility model relates to refractory material smelting equipment, in particular to equipment for smelting brown fused alumina by using a pouring method.
Background
The brown corundum can be produced by adopting a dumping furnace smelting method, but the dumping mode has the defects. The existing brown corundum smelting furnace has a rotating shaft in the middle of a furnace body, the fall between a discharge port and a ladle connecting flange reaches four to five meters, the impact of corundum melt on a ladle during pouring is large, the poured smoke dust is large, the heat loss is large, and the field environment is severe; in addition, the corundum smelting furnace body is separated from the furnace cover, the structure is not sealed, the air draft of the dust remover is large, and smelting smoke dust and feeding raise dust are not easy to be restrained; the electrode lifting device is adjusted by adopting a mode that a winch drives a steel wire rope mechanism to control the lifting of the electrode, and the defect is that: the occupied space is large, the electrodes are difficult to control accurately and stably in a lifting mode even if a frequency converter is used, and abnormal rope arrangement of a winch sometimes occurs, so that the electrodes are inclined.
In addition, in the tilting furnace smelting method, the method of taking out the frits in the receiving bag adopts a turning method, namely the receiving bag is turned over, and the frits are separated by using gravity. Meanwhile, because the fall between the discharge port and the ladle connecting flange is large, when the ladle is dumped, the high-temperature refractory material melt impacts the ladle connecting greatly, the bottom of the ladle connecting is easy to wear, and the impact resistance is quickly weakened, so that the service life of the conventional ladle connecting is also a short plate.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems in the background technology, the utility model aims to provide equipment for smelting brown corundum by adopting a pouring method, wherein a furnace body tilting shaft is arranged at the front end of the furnace body, and double hydraulic cylinders jack up and pour out materials from the rear end.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the device for smelting brown corundum by adopting the dumping method comprises a trolley, a connecting bag, a base, a furnace body, a furnace cover, an electrode and an electrode lifting device, wherein the whole furnace body is of a cylindrical cavity structure with an opening at the upper part; a discharge port is formed in the upper part of the side wall of the furnace body, a track is arranged below the outer side of the discharge port, the trolley runs on the track, and the upper end face of the trolley is a plane;
the bottom of the furnace body is respectively provided with a base at two sides of the discharge port, the bases are respectively provided with a hinged seat, one side of the furnace body, which is provided with the discharge port, is provided with a tilting shaft and is hinged with the hinged seat through the tilting shaft, and the other side of the furnace body is provided with a hydraulic cylinder for driving the furnace body to rotate around the tilting shaft;
the outer side wall of the furnace body is provided with an electrode lifting device fixedly connected with the furnace body; the upper part of the furnace body is provided with a liftable electrode, the upper end of the electrode is fixedly connected with the electrode lifting device in a detachable mode, and the lower end of the electrode penetrates through the furnace cover and is positioned inside the furnace body;
connect the package setting at the dolly up end, connect the whole shell structure who is equipped with frustum shape die cavity for inside of package, the up end area of frustum shape die cavity is greater than the lower terminal surface area, all be equipped with the opening on the upper portion, the lower part that connect the package, the upper portion opening matches with the up end of frustum shape die cavity and suits, the lower part opening matches with the lower terminal surface of frustum shape die cavity and suits, is being equipped with the inside lining connecing the package inside wall, is connecing the inside below of package to lay the end liner, end liner lower surface with connect a package lower part opening parallel and level, end liner upper surface contacts with the inside lining that connects the package inside wall.
A transition layer is laid in the middle of the upper end face of the trolley, and the connecting bag is arranged on the transition layer; the transition layer is formed by stacking granular refractory materials, and the material of the transition layer is the same as that of the molten liquid in the receiving ladle; and annular bosses are arranged on the periphery of the upper surface of the transition layer and are in contact with the outer side wall of the bag.
The lining is a refractory material layer solidified on the inner wall of the receiving bag; the bottom lining is formed by piling granular refractory materials, the material of the bottom lining is the same as that of the molten liquid in the ladle, and the upper surface of the bottom lining is a conical surface.
The electrode lifting device comprises an oil cylinder and a cantilever, one end of the cantilever is connected with the electrode, and the other end of the cantilever is fixedly connected with a driving rod end of the oil cylinder; the lower end of the electrode lifting device is also provided with a supporting seat.
The electrode lifting device is fixedly connected with the furnace body through the fixing ring and is positioned on one side opposite to the discharge port.
The furnace mantle is fixed with the furnace body into a whole through a built mullite brick wall.
The number of the hydraulic cylinders is two, and the two hydraulic cylinders are symmetrically arranged on two sides of the electrode lifting device.
The tilting shaft is arranged below the discharge port.
The utility model has the beneficial effects that: the drop height between the discharge port and the connecting ladle is small, the impact of the connecting ladle is small, the ladle-entering temperature of the molten liquid is high, and the separation of silicon iron and corundum crystallization are facilitated; the electrode can be not lifted or slightly lifted when the electrode is poured, so that the pouring time can be shortened 1/4; the dust extraction air volume is small, and the energy of the dust collector is saved by more than 50%; the lifting of the electrode can be accurately controlled; in addition, the bottomless connecting bag is adopted, and the refractory material is used as the disposable bottom lining, so that the problem of limited service life of the connecting bag is solved; when the solidified frit is taken out, the frit can be ejected upwards from the bottom of the connecting bag, the connecting bag does not need to be turned over, and special vibrating equipment is not needed, so that the equipment investment is reduced, and the resources are saved.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a front view of the present invention.
Figure 3 is a side view of the trolley and the receiving bag.
Fig. 4 is a cross-sectional view of the receiving bag.
Fig. 5 is a schematic view of a frit removal method.
FIG. 6 is a side view of the furnace body and the base.
Fig. 7 is a schematic view of the furnace body and the motor elevating device.
FIG. 8 is a schematic view of the internal structure of the furnace body.
In the figure: 1. the furnace comprises a bag, 2, a trolley, 3, a lining, 4, a bottom lining, 5, a transition layer, 6, an annular boss, 7, a push rod, 8, a frit, 9, a base, 10, a furnace body, 11, a furnace cover, 12, an electrode, 13, a discharge port, 14, a hinged seat, 15, a tilting shaft, 16, a hydraulic cylinder, 17, an oil cylinder, 18, a cantilever, 19, a supporting seat, 20, a fixing ring, 21 and a mullite brick wall.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-8, an apparatus for melting brown fused alumina by dumping method comprises a trolley 2, a receiving bag 1, a base 9, a furnace body 10, a furnace cover 11, an electrode 12 and an electrode lifting device, wherein the furnace body 10 is a cylindrical cavity structure with an opening at the upper part, a cooling water belt is arranged on the outer side wall of the furnace body 10, the bottom of the furnace body 10 is spherical, and the furnace cover 11 is arranged at the opening at the upper part of the furnace body 10; a discharge port 13 is arranged at the upper part of the side wall of the furnace body 10, and a track is arranged below the outer side of the discharge port 13; the trolley 2 runs on the track, and the upper end surface of the trolley 2 is set to be a plane;
the bottom of the furnace body 10 is respectively provided with a base 9 at two sides of the discharge port 13, the bases 9 are respectively provided with a hinged seat 14, one side of the furnace body 10 provided with the discharge port 13 is provided with a tilting shaft 15 and is hinged with the hinged seat 14 through the tilting shaft 15, and the other side of the furnace body 10 is provided with a hydraulic cylinder 16 for driving the furnace body 10 to rotate around the tilting shaft 15;
the outer side wall of the furnace body 10 is provided with an electrode lifting device fixedly connected with the furnace body 10; the upper part of the furnace body 10 is provided with a liftable electrode 12, the upper end of the electrode 12 is detachably and fixedly connected with an electrode lifting device, and the lower end of the electrode 12 penetrates through the furnace cover 11 and is positioned inside the furnace body 10;
specifically, the tilting shaft 7 is configured such that the tilting shaft 15 originally disposed in the middle of the furnace body 10 is disposed at one side of the discharge port 13 of the furnace body 10, and the change in the position of the fulcrum reduces the displacement of the discharge port 13 when the furnace body 10 pours the melt, so as to obtain a smaller drop height and reduce the impact on the connected ladle 1;
connect package 1 set up at 2 up end of dolly, connect package 1 whole be the inside shell structure who is equipped with frustum shape die cavity, the up end area of frustum shape die cavity is greater than the lower terminal surface area, all being equipped with the opening on the upper portion, the lower part that connect package 1, the upper portion opening matches with the up end of frustum shape die cavity and suits, the lower part opening matches with the lower terminal surface of frustum shape die cavity and suits, is being equipped with inside lining 3 connecing 1 inside wall of package, has laid end liner 4 connecing 1 inside below of package, end liner 4 lower surface with connect 1 lower part opening parallel and level of package, end liner 4 upper surface contacts with the inside lining 3 that connects 1 inside wall of package. Specifically, the bottom lining 4 is not fixedly connected with the connecting ladle 1 and the lining 3 before pouring, and when pouring, the bottom lining 4 is melted by high-temperature melt, so that the bottom lining 4 is fixedly connected with the lining 3 and the connecting ladle 1.
A transition layer 5 is laid in the middle of the upper end face of the trolley 2, and the connecting bag 1 is arranged on the transition layer 5; the transition layer 5 is formed by stacking granular refractory materials, and the material of the transition layer is the same as that of the molten liquid in the receiving bag 1; and annular bosses 6 are arranged on the periphery of the upper surface of the transition layer 5, and the annular bosses 6 are in contact with the outer side wall of the bag receiving body 1. The transition layer 5 has the functions of preventing the bottom lining 4 from being solidified with the trolley 2 after being melted, preventing the molten liquid from leaking and protecting the trolley 2.
The lining 3 is a refractory material layer solidified on the inner wall of the receiving bag 1; the bottom lining 4 is formed by piling granular refractory materials, the material of the bottom lining 4 is the same as that of the molten liquid in the ladle 1, and the upper surface of the bottom lining 4 is a conical surface.
The electrode lifting device comprises an oil cylinder 17 and a cantilever 18, wherein one end of the cantilever 18 is connected with the electrode 12, and the other end of the cantilever is fixedly connected with a driving rod end of the oil cylinder 17; the lower end of the electrode lifting device is also provided with a supporting seat 19. The electrode lifting device and the furnace body 10 are integrated and driven by the oil cylinder 17, the electrode lifting can be accurately controlled, and meanwhile, the electrode 12 does not need to be lifted or the electrode 12 needs to be lifted less when the furnace body is dumped, so that the total dumping time is reduced;
the outer side wall of the furnace body 10 is provided with a fixing ring 20 which is fixed with the furnace body 10 into a whole, the electrode lifting device is fixedly connected with the furnace body 10 through the fixing ring 20 and is positioned on one side opposite to the discharge hole 13.
The furnace mantle 11 is fixed with the furnace body 10 into a whole through a built mullite brick wall 21.
The number of the hydraulic cylinders 16 is two, and the two hydraulic cylinders 16 are symmetrically arranged on two sides of the electrode lifting device.
The tilting shaft 15 is arranged below the discharge port 13.
The principle of the utility model is as follows: the utility model adopts bottomless connecting bags, the transition layer 5 and the bottom lining 4 are made of refractory materials which are the same as the processed products, and the bottom lining 4 can bear the impact of molten liquid due to the adoption of equipment with small fall and proper control of speed when the product is poured; when the high-temperature melt falls on the bottom lining 4, the surface layer material of the bottom lining 4 is melted and is solidified into blocks at the lower outlet of the connecting bag 1, thereby preventing the melt from leaking; when the molten liquid reaches a certain amount, the receiving bag 1 is removed, the receiving bag is kept stand and cooled, when the molten liquid is solidified into blocks, the receiving bag 1 can be hoisted by using hoisting equipment such as a crown block, and a top rod 7 is arranged on the ground, as shown in fig. 5, so that the lower opening of the receiving bag 1 impacts the top rod 7, and the molten blocks 8 in the receiving bag 1 are separated by using gravity.
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 utility model, 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.
The present invention is not described in detail in the prior art.
Claims (8)
1. The device for smelting brown fused alumina by the dumping method comprises a trolley (2), a receiving bag (1), a base (9), a furnace body (10), a furnace cover (11), an electrode (12) and an electrode lifting device, wherein the whole furnace body (10) is of a cylindrical cavity structure with an opening at the upper part, a cooling water belt is arranged on the outer side wall of the furnace body, the bottom of the furnace body (10) is designed to be spherical, and the furnace cover (11) is arranged at the opening at the upper part of the furnace body (10); a discharge port (13) is formed in the upper part of the side wall of the furnace body (10), a track is arranged below the outer side of the discharge port (13), the trolley (2) runs on the track, and the upper end face of the trolley (2) is a plane; the method is characterized in that:
the bottom of the furnace body (10) is respectively provided with a base (9) at two sides of the discharge port (13), the bases (9) are respectively provided with a hinge seat (14), one side of the furnace body (10) provided with the discharge port (13) is provided with a tilting shaft (15) and is hinged with the hinge seat (14) through the tilting shaft (15), and the other side of the furnace body (10) is provided with a hydraulic cylinder (16) for driving the furnace body (10) to rotate around the tilting shaft (15);
the outer side wall of the furnace body (10) is provided with an electrode lifting device fixedly connected with the furnace body (10); the upper part of the furnace body (10) is provided with a liftable electrode (12), the upper end of the electrode (12) is detachably and fixedly connected with the electrode lifting device, and the lower end of the electrode (12) penetrates through the furnace cover (11) and is positioned inside the furnace body (10);
connect package (1) set up at dolly (2) up end, connect package (1) whole be the shell structure that inside was equipped with frustum shape die cavity, the up end area of frustum shape die cavity is greater than the lower terminal surface area, all be equipped with the opening on the upper portion, the lower part that connect package (1), the upper portion opening matches with the up end of frustum shape die cavity and suits, the lower part opening matches with the lower terminal surface of frustum shape die cavity and suits, be equipped with inside lining (3) connecing package (1) inside wall, having laid end liner (4) connecing package (1) inside below, end liner (4) lower surface with connect package (1) lower part opening parallel and level, end liner (4) upper surface contacts with inside lining (3) that connect package (1) inside wall.
2. The apparatus for melting brown corundum by pouring method according to claim 1, characterized in that: a transition layer (5) is laid in the middle of the upper end face of the trolley (2), and the connecting bag (1) is arranged on the transition layer (5); the transition layer (5) is formed by stacking granular refractory materials, and the material of the transition layer is the same as that of the molten liquid in the receiving bag (1); the upper surface of transition layer (5) is equipped with annular boss (6) all around, annular boss (6) with connect package (1) lateral wall to contact.
3. The apparatus for melting brown corundum by pouring method according to claim 1, characterized in that: the lining (3) is a refractory material layer solidified on the inner wall of the receiving bag (1); the bottom lining (4) is formed by piling granular refractory materials, the material of the bottom lining is the same as that of the molten liquid in the receiving bag (1), and the upper surface of the bottom lining (4) is a conical surface.
4. The apparatus for melting brown corundum by pouring method according to claim 1, characterized in that: the electrode lifting device comprises an oil cylinder (17) and a cantilever (18), one end of the cantilever (18) is connected with the electrode (12), and the other end of the cantilever is fixedly connected with a driving rod end of the oil cylinder (17); the lower end of the electrode lifting device is also provided with a supporting seat (19).
5. The apparatus for melting brown corundum by pouring method according to claim 1, characterized in that: the electrode lifting device is characterized in that a fixing ring (20) which is fixed with the furnace body (10) into a whole is arranged on the outer side wall of the furnace body (10), the electrode lifting device is fixedly connected with the furnace body (10) through the fixing ring (20) and is positioned on one side opposite to the discharge hole (13).
6. The apparatus for melting brown corundum by pouring method according to claim 1, characterized in that: the furnace cover (11) is fixed with the furnace body (10) into a whole through a built mullite brick wall (21).
7. The apparatus for melting brown corundum by pouring method according to claim 1, characterized in that: the number of the hydraulic cylinders (16) is two, and the two hydraulic cylinders (16) are symmetrically arranged on two sides of the electrode lifting device.
8. The apparatus for melting brown corundum by pouring method according to claim 1, characterized in that: the tilting shaft (15) is arranged below the discharge port (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122591880.2U CN216385061U (en) | 2021-10-27 | 2021-10-27 | Device for smelting brown corundum by pouring method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122591880.2U CN216385061U (en) | 2021-10-27 | 2021-10-27 | Device for smelting brown corundum by pouring method |
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| CN216385061U true CN216385061U (en) | 2022-04-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115518587A (en) * | 2022-10-28 | 2022-12-27 | 绍兴上虞催化剂有限责任公司 | Ammonia synthesis catalyst electric melting test device |
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2021
- 2021-10-27 CN CN202122591880.2U patent/CN216385061U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115518587A (en) * | 2022-10-28 | 2022-12-27 | 绍兴上虞催化剂有限责任公司 | Ammonia synthesis catalyst electric melting test device |
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