CN210220637U - High-efficiency energy-saving thermal radiation smelting equipment - Google Patents
High-efficiency energy-saving thermal radiation smelting equipment Download PDFInfo
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- CN210220637U CN210220637U CN201920554117.2U CN201920554117U CN210220637U CN 210220637 U CN210220637 U CN 210220637U CN 201920554117 U CN201920554117 U CN 201920554117U CN 210220637 U CN210220637 U CN 210220637U
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- heat preservation
- melting crucible
- preservation cavity
- crucible
- melting
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Abstract
The utility model discloses a high-efficiency energy-saving thermal radiation smelting device, which comprises a furnace body, a heat preservation cavity arranged in the furnace body, a melting crucible fixed in the heat preservation cavity, the melting crucible fixed in the heat preservation cavity through a support leg passing through the heat preservation cavity, and a gap left between the melting crucible and the heat preservation cavity, wherein at least 2 groups of heating tubes are symmetrically arranged in the heat preservation cavity by taking the melting crucible as the center of gravity; a plurality of vent holes for communicating the heat preservation cavity with the interior of the melting crucible are formed in the side wall of the melting crucible, which is adjacent to the upper part of the heat preservation cavity; and a furnace cover is arranged on the upper surface of the furnace body and at the opening of the melting crucible. The utility model discloses offer the air vent on melting the lateral wall that the crucible is located the heat preservation intracavity, the air vent that rises high temperature steam accessible in radiation space melts crucible upper portion gets into inside melting the crucible, makes it heat up faster, more even.
Description
Technical Field
The utility model relates to a melting equipment field, concretely relates to energy-efficient heat radiation melting equipment that non ferrous metal smelted.
Background
The common non-ferrous smelting furnace is required to be beneficial to the rapid melting and temperature rise of metal furnace charge, shorten the smelting time, reduce the element burning loss and air suction, and have low energy consumption, high thermal efficiency and long service life of crucible furnace lining; non-ferrous metal smelting furnace can be divided into two categories of fuel furnace and electric furnace, the fuel furnace is commonly used and includes coke furnace, oil furnace and gas furnace, the oil furnace includes crucible furnace and reverberatory furnace, the electric furnace is divided into resistance melting furnace, induction furnace, cored and coreless, the electric furnace can be divided into power frequency and intermediate frequency according to frequency, and the electric arc furnace can be divided into consumable furnace and non-consumable furnace.
The existing non-ferrous metal smelting furnace adopts electric heating modes such as induction heating, electromagnetic heating, infrared heating and the like. The disadvantages are that: some have large investment cost in the early stage, high efficiency but not energy saving, and some have low investment in the early stage, low efficiency and less energy saving.
Disclosure of Invention
The utility model aims to provide an energy-efficient heat radiation melting equipment, it is big to solve some non ferrous metal gas smelting furnaces investment cost earlier stages now, and is high-efficient but not energy-conserving, and other though the earlier stage is invested in not big, and the inefficiency is more energy-conserving.
The utility model adopts the following technical scheme: designing an efficient energy-saving thermal radiation smelting device, which comprises
The furnace comprises a furnace body, a heat preservation cavity is arranged in the furnace body, a melting crucible is fixed in the heat preservation cavity, the melting crucible is fixed in the heat preservation cavity through support legs penetrating through the heat preservation cavity, a gap is reserved between the melting crucible and the heat preservation cavity, the melting crucible is only connected with the melting crucible in a sealing mode at the upper part of the melting crucible, and at least 2 heating pipes are symmetrically arranged in the heat preservation cavity by taking the melting crucible as the center of gravity; a plurality of vent holes for communicating the heat preservation cavity with the interior of the melting crucible are formed in the side wall of the melting crucible, which is adjacent to the upper part of the heat preservation cavity; and a furnace cover is arranged on the upper surface of the furnace body and at the opening of the melting crucible.
The technical characteristics are as follows: the melting crucible is sealed in the heat preservation cavity, the outer wall of the melting crucible including the bottom is completely placed in the radiation space, the radiation area is maximized, and the temperature of the melting crucible is increased more quickly; the side wall of the melting crucible, which is positioned in the heat insulation cavity, is provided with the vent hole, and rising high-temperature hot gas in the radiation space can enter the melting crucible through the vent hole on the upper part of the melting crucible, so that the temperature rise is faster and more uniform.
Furthermore, the nanometer heat-preservation reflecting plates are additionally arranged on the inner walls of the heat-preservation cavities, so that external heat radiation and heat conduction are cut off, and the heat efficiency of the radiation crucible is effectively improved.
Furthermore, the number of the heating tubes is 20, the heating tubes are uniformly distributed around the melting crucible, the heating tubes are externally connected with an electric control cabinet, and the temperature control of the melting crucible is realized by controlling the number of the heating tubes through the control cabinet.
Further, the distance between the melting crucible and the single side of the inner wall of the heat preservation cavity is 100-500 mm; the distance between the bottom of the melting crucible and the bottom surface of the heat preservation cavity is 100 mm-500 mm.
Furthermore, a heat-insulating nanofiber material is filled between the outer wall of the heat-insulating cavity and the inner wall of the furnace body.
Furthermore, 4-20 vent holes are uniformly distributed on the side wall of the melting crucible below the upper plane of the heat preservation cavity.
The beneficial effects of the utility model reside in that: 1. the utility model has simple structure, low investment cost in the early stage, no need of additionally arranging a transformer and capability of using a 220V or 380V power supply;
2. the outer wall of the melting crucible including the bottom is completely arranged in the radiation space, so that the radiation area is maximized, and the temperature of the melting crucible is increased more quickly;
3. the rising high-temperature hot gas in the radiation space can enter the melting crucible through the vent hole at the upper part of the melting crucible, so that the temperature is raised more quickly and uniformly;
4. the nanometer heat preservation reflecting plate is additionally arranged on the heat preservation inner wall, so that external heat radiation and heat conduction are isolated, and the heat efficiency of the radiation crucible is effectively improved.
Drawings
FIG. 1 is a schematic view of the structure of the smelting equipment of the present invention;
FIG. 2 is a schematic view of the melting crucible structure of the present invention;
reference numerals: 1 is a furnace body, 2 is a heat preservation cavity, 3 is a melting crucible, 4 is a support leg, 5 is a cambered surface gasket, 6 is a heating tube, 7 is a vent hole, 8 is a furnace cover, and 9 is a nanometer heat preservation reflecting plate.
Detailed Description
The following examples are provided to illustrate the present invention in detail and should not be construed as limiting the scope of the present invention in any way. The elements of the apparatus referred to in the following examples are conventional elements of the apparatus unless otherwise specified.
Example 1: as shown in fig. 1-2, a high-efficiency energy-saving thermal radiation smelting device comprises a square furnace body 1, a heat preservation cavity 2 is arranged in the furnace body 1, the heat preservation cavity 2 is also of a square structure, a melting crucible 3 is fixed in the heat preservation cavity 2, the melting crucible 3 is of a cylindrical structure, the bottom of the melting crucible is a spherical bottom surface, the melting crucible 3 is fixed in the heat preservation cavity 2 through support legs 4 penetrating through the heat preservation cavity 2, a gap is reserved between the melting crucible 3 and the heat preservation cavity 2, and only the upper part of the melting crucible 3 is connected with the melting crucible in a sealing manner.
The number of the support legs is 3, cambered surface gaskets 5 are arranged at the contact positions of the support legs 4 and the bottom surface of the melting crucible 3, and at least 2 heating tubes 6 are symmetrically arranged in the heat preservation cavity 2 by taking the melting crucible 3 as the center of gravity; a plurality of vent holes 7 for communicating the heat preservation cavity 2 with the interior of the melting crucible 3 are formed in the side wall of the melting crucible 3, which is adjacent to the upper part of the heat preservation cavity 2; a furnace cover 8 is arranged on the upper surface of the furnace body 1 and at the opening of the melting crucible 3.
The number of the vent holes 7 is 4, and the vent holes are uniformly distributed on the side wall of the melting crucible 3 below the upper plane of the heat preservation cavity 2.
The inner walls of the heat preservation cavities 2 are respectively provided with a nanometer heat preservation reflection plate 9, so that external heat radiation and heat conduction are cut off, and the heat efficiency of the melting crucible 3 is effectively improved; the number of the heating tubes 6 is 20, the heating tubes are uniformly distributed around the melting crucible 3, the heating tubes 6 are externally connected with an electric control cabinet, and the control cabinet controls the number of the heating tubes 6 to realize the temperature control of the melting crucible 3. The distance between the melting crucible 3 and the single side of the inner wall of the heat preservation cavity 2 is 100 mm-500 mm; the distance between the bottom of the melting crucible 3 and the bottom surface of the heat preservation cavity 2 is 100 mm-500 mm. And a heat-insulating nanofiber material is filled between the outer wall of the heat-insulating cavity 2 and the inner wall of the furnace body 1.
In order to increase the overall firmness of the melting crucible 3, the thickness of the side wall of the crucible is increased at the position of the side wall of the melting crucible 3 provided with the vent hole 7, so that the stability of the crucible is ensured.
The present invention has been described in detail with reference to the embodiments, but those skilled in the art will understand that the specific parameters in the embodiments can be changed without departing from the spirit of the present invention to form a plurality of specific embodiments, which are the common variation range of the present invention, and the detailed description is omitted here.
Claims (5)
1. The utility model provides an energy-efficient heat radiation melting equipment which characterized in that: the furnace comprises a furnace body, a heat preservation cavity is arranged in the furnace body, a melting crucible is fixed in the heat preservation cavity, the melting crucible is fixed in the heat preservation cavity through support legs penetrating through the heat preservation cavity, a gap is reserved between the melting crucible and the heat preservation cavity, the melting crucible is only hermetically connected with the upper part of the melting crucible, and at least 2 heating tubes are symmetrically arranged in the heat preservation cavity by taking the melting crucible as the center of gravity; a plurality of vent holes for communicating the heat preservation cavity with the interior of the melting crucible are formed in the side wall of the melting crucible, which is adjacent to the upper part of the heat preservation cavity; and a furnace cover is arranged on the upper surface of the furnace body and at the opening of the melting crucible.
2. The efficient energy-saving thermal radiation smelting equipment according to claim 1, wherein the inner walls of the thermal insulation cavities are respectively provided with a nanometer thermal insulation reflecting plate to separate external thermal radiation and heat conduction, and the thermal efficiency of the radiation crucible is effectively improved.
3. The efficient energy-saving thermal radiation smelting equipment according to claim 1, wherein the number of the heating tubes is 20, the heating tubes are uniformly distributed around the melting crucible, the heating tubes are externally connected with an electric control cabinet, and the number of the heating tubes is controlled by the control cabinet to realize the temperature control of the melting crucible.
4. The efficient energy-saving thermal radiation smelting apparatus according to claim 1, wherein the distance between the melting crucible and the single side of the inner wall of the insulating cavity is 100mm to 500 mm; the distance between the bottom of the melting crucible and the bottom surface of the heat preservation cavity is 100 mm-500 mm.
5. The efficient energy-saving thermal radiation smelting equipment according to claim 1, wherein 4-20 vent holes are uniformly distributed on the side wall of the melting crucible below the upper surface of the heat preservation cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920554117.2U CN210220637U (en) | 2019-04-23 | 2019-04-23 | High-efficiency energy-saving thermal radiation smelting equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920554117.2U CN210220637U (en) | 2019-04-23 | 2019-04-23 | High-efficiency energy-saving thermal radiation smelting equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210220637U true CN210220637U (en) | 2020-03-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920554117.2U Active CN210220637U (en) | 2019-04-23 | 2019-04-23 | High-efficiency energy-saving thermal radiation smelting equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210220637U (en) |
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2019
- 2019-04-23 CN CN201920554117.2U patent/CN210220637U/en active Active
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