CN212954890U - Device for preparing light-burned magnesium oxide by using induction heating method - Google Patents
Device for preparing light-burned magnesium oxide by using induction heating method Download PDFInfo
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- CN212954890U CN212954890U CN202021738152.9U CN202021738152U CN212954890U CN 212954890 U CN212954890 U CN 212954890U CN 202021738152 U CN202021738152 U CN 202021738152U CN 212954890 U CN212954890 U CN 212954890U
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Abstract
The patent of the utility model relates to an utilize induction heating method preparation light-burned magnesium oxide device, including former feed bin, bell, heating coil, heat preservation, carborundum sleeve, thermocouple, steel casing, water-cooling sleeve, ejection of compact machine, belt conveyor and finished product feed bin. The device can accurately control the temperature by utilizing the electric heating magnesite, and the product quality is good; the induction heating is high in efficiency, the heat preservation layer is made of a silicon carbide lining, is wear-resistant, can absorb induced current, and forms heat.
Description
Technical Field
The utility model belongs to the technical field of the magnesite light burning, concretely relates to device of induction heating method preparation light burning magnesium oxide.
Background
Magnesite is one of the dominant resources in China, and is mainly used as a raw material for producing refractory products such as light-burned magnesia, sintered magnesia, fused magnesia and the like. At present, the light-burned magnesium produced in China mainly adopts a fluidized bed furnace, a suspension furnace, a reflection kiln, a tunnel kiln, a rotary kiln and the like, coke or coal powder, heavy oil, natural gas and the like are generally adopted as fuels, and the impurity content of the product is easily increased due to the fuels.
The existing light-burned magnesium industry technology is relatively laggard, small-scale production is mainly used, most of lump materials with the feed materials of 100-300 mm are directly placed in a shaft kiln to be calcined for 1.5-2 hours, and after cooling, the product is obtained. Due to the extensive production process, the content of light-burned magnesium is low, the activity is low, the added value of the product is low, and the magnesite resource with excellent quality is wasted. Therefore, it is necessary to invent a novel kiln device with low energy consumption, high efficiency and no pollution.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides an utilize induction heating method to prepare light-burned magnesia device to solve the problems of fuel pollution, high energy consumption, low efficiency and the like faced by the prior light-burned magnesia device for production.
In order to realize the purpose, the technical scheme of the utility model is that:
an apparatus for preparing light-burned magnesium oxide by using an induction heating method is characterized by comprising: the device comprises a raw material bin, a bell, a heating coil, a heat insulation layer, a silicon carbide sleeve, a thermocouple, a steel shell, a water-cooling sleeve, a discharging machine, a belt conveyor and a finished product bin;
former feed bin is located light-burned magnesia device top, former feed bin below is equipped with the bell, the bell links to each other with carborundum sleeve top, carborundum sleeve outside is covered by the heat preservation, the heat preservation outer wall is equipped with heating coil from the top to the middle part, heat preservation outer wall middle part bottom cover has the box hat, carborundum sleeve and heat preservation bottom connection water-cooling sleeve, water-cooling sleeve left side top is equipped with the thermocouple, the thermocouple runs through the box hat, heat preservation and carborundum sleeve, water-cooling sleeve bottom opening part is equipped with the discharger, the discharger below is the belt conveyor feed end, the finished product feed bin is established to belt conveyor discharge end below.
The heat-insulating layer adopts a silicon carbide lining.
The discharging machine is a turning plate type discharging machine.
Compared with the prior art, the beneficial effects of the utility model reside in that: 1) the device can accurately control the temperature by utilizing the electric heating magnesite, and the product quality is good; 2) the induction heating is high in efficiency, the heat preservation layer is made of a silicon carbide lining, is wear-resistant, can absorb induced current, and forms heat.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a schematic view of the working process of the embodiment of the present invention.
In the figure: 1-raw material bin, 2-bell, 3-heating coil, 4-insulating layer, 5-silicon carbide sleeve, 6-thermocouple, 7-steel shell, 8-water cooling sleeve, 9-discharging machine, 10-belt conveyor, and 11-finished product bin.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the embodiments of the present invention and the accompanying drawings, and obviously, 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. 1-2, for the utility model, an embodiment of a device for preparing light-burned magnesium oxide by using an induction heating method has a schematic structural diagram, which comprises: raw material bin 1, bell 2, heating coil 3, heat preservation 4, carborundum sleeve 5, thermocouple 6, steel-shelled 7, water-cooling sleeve 8, ejection of compact machine 9, belt conveyor 10, finished product feed bin 11.
Former feed bin 1 is located light-burned magnesia device top, 1 below in former feed bin is equipped with bell 2, bell 2 links to each other with 5 tops of carborundum sleeve, carborundum sleeve 5 outside is covered by heat preservation 4, heat preservation 4 outer walls are equipped with heating coil 3 from the top to the middle part, heat preservation 4 outer walls middle part has box hat 7 to the bottom cover, carborundum sleeve 5 and heat preservation 4 bottom connection water-cooling sleeve 8, water-cooling sleeve 8 left side top is equipped with thermocouple 6, thermocouple 6 runs through box hat 7, heat preservation 4 and carborundum sleeve 5, 8 bottom openings of water-cooling sleeve are equipped with ejection of compact 9, ejection of compact 9 below is the 10 feed end of belt conveyor, finished product feed bin 11 is established to belt conveyor 10 discharge end below.
The heat-insulating layer 4 adopts a silicon carbide lining.
The discharging machine 9 is a flap discharging machine.
The working process is as follows: firstly, magnesite raw materials are added into the device through a raw material bin 1; then, starting a heating coil 3, heating and calcining magnesite in the device by releasing heat through the heating coil 3, measuring the temperature in the device through a thermocouple 6, and controlling the calcining temperature in the device through the heating coil 3; and finally, the calcined magnesite is conveyed into a finished product bin 11 through a turning plate type discharging machine 9 and a belt conveyor 10 to complete the recovery of the product.
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 (3)
1. An apparatus for preparing light-burned magnesium oxide by using an induction heating method is characterized by comprising: the device comprises a raw material bin (1), a bell (2), a heating coil (3), a heat-insulating layer (4), a silicon carbide sleeve (5), a thermocouple (6), a steel shell (7), a water-cooling sleeve (8), a discharging machine (9), a belt conveyor (10) and a finished product bin (11);
the raw material bin (1) is positioned at the top end of the light-burned magnesia device, a bell (2) is arranged below the raw material bin (1), the bell (2) is connected with the top end of a silicon carbide sleeve (5), the outside of the silicon carbide sleeve (5) is covered by a heat-insulating layer (4), a heating coil (3) is arranged from the top to the middle of the outer wall of the heat-insulating layer (4), a steel shell (7) is sleeved from the middle to the bottom of the outer wall of the heat-insulating layer (4), a water-cooling sleeve (8) is connected with the bottom ends of the silicon carbide sleeve (5) and the heat-insulating layer (4), a thermocouple (6) is arranged above the left side of, the heat-insulating layer (4) and the silicon carbide sleeve (5), a discharging machine (9) is arranged at an opening at the bottom of the water cooling sleeve (8), a feeding end of a belt conveyor (10) is arranged below the discharging machine (9), and a finished product bin (11) is arranged below the discharging end of the belt conveyor (10).
2. The device for preparing light-burned magnesia by using the induction heating method according to claim 1, wherein the heat-insulating layer (4) is lined with silicon carbide.
3. The apparatus for preparing lightly calcined magnesia by using an induction heating method according to claim 1, wherein the discharging machine (9) is a flap-type discharging machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021738152.9U CN212954890U (en) | 2020-08-19 | 2020-08-19 | Device for preparing light-burned magnesium oxide by using induction heating method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021738152.9U CN212954890U (en) | 2020-08-19 | 2020-08-19 | Device for preparing light-burned magnesium oxide by using induction heating method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212954890U true CN212954890U (en) | 2021-04-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021738152.9U Active CN212954890U (en) | 2020-08-19 | 2020-08-19 | Device for preparing light-burned magnesium oxide by using induction heating method |
Country Status (1)
| Country | Link |
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| CN (1) | CN212954890U (en) |
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2020
- 2020-08-19 CN CN202021738152.9U patent/CN212954890U/en active Active
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