CN112361823A - Microwave multi-furnace tube high-temperature furnace - Google Patents
Microwave multi-furnace tube high-temperature furnace Download PDFInfo
- Publication number
- CN112361823A CN112361823A CN202011421468.XA CN202011421468A CN112361823A CN 112361823 A CN112361823 A CN 112361823A CN 202011421468 A CN202011421468 A CN 202011421468A CN 112361823 A CN112361823 A CN 112361823A
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- Prior art keywords
- furnace
- microwave
- rotating disc
- furnace tube
- tube high
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D11/00—Arrangement of elements for electric heating in or on furnaces
- F27D11/06—Induction heating, i.e. in which the material being heated, or its container or elements embodied therein, form the secondary of a transformer
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D1/00—Casings; Linings; Walls; Roofs
- F27D1/10—Monolithic linings; Supports therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D1/00—Casings; Linings; Walls; Roofs
- F27D1/18—Door frames; Doors, lids, removable covers
- F27D1/1808—Removable covers
Abstract
The invention relates to the technical field of reaction equipment, in particular to a microwave multi-furnace-tube high-temperature furnace. The microwave multi-furnace tube high-temperature furnace is characterized by comprising a bracket, a microwave source, a microwave excitation cavity, a shell, a furnace cover, a heat insulation layer, furnace tubes, a supporting plate, a rotating disc and a rotating disc. The furnace cover is a feed inlet, and materials can enter the furnace tube by opening the furnace cover; the microwave excitation cavity is composed of a shell and a heat insulation layer, the rotating disc is located at the center of the microwave excitation cavity, and a plurality of furnace tube sockets are arranged on the rotating disc. According to the invention, by adopting a mode of multiple furnace tubes, microwaves can penetrate to the central position of the high-temperature furnace, the microwave penetration capacity is improved, the utilization rate of microwave energy is improved, and the multiple furnace tubes work simultaneously, so that the processing capacity is greatly improved; the furnace tube has the rotation capability, so that the materials are uniformly heated.
Description
Technical Field
The invention belongs to the field of microwave energy application devices, and provides a microwave multi-furnace tube high-temperature furnace.
Background
The microwave is an electromagnetic wave with the wavelength of 1mm-103mm, can generate a high-frequency electromagnetic field, has the frequency range of about 300MHz-300GHz, and has extremely strong penetrability. Under the action of microwave radiation and the action of a magnetic field, polar molecule dielectrics in the materials form ordered arrangement along the direction of the electric field, opposite charges are induced on the surfaces of the dielectrics, and when the direction of an external electric field is changed, polar molecules are also ordered arrangement along with the opposite direction. When a high-frequency alternating electromagnetic field is applied, the direction of the high-frequency alternating electromagnetic field is changed for billions of times per second, and the molecules in the material are rearranged along with the direction of the constantly changing electric field, so that the resistance of the original thermal motion of the molecules and the interaction between the molecules must be overcome, the violent motion and collision of the molecules are caused, and the effect similar to friction is generated, so that the electromagnetic energy in the electromagnetic field is converted into heat energy, and the temperature of the medium is greatly improved. Microwave heating causes a heat source to exist inside the material, which is quite different from the traditional heating and drying process.
Microwave energy has gained attention as a clean, contamination-free technique for the treatment of materials. The application of microwave technology in material treatment is limited due to the problems of high energy consumption, low conversion rate, limited treatment capacity and the like of the existing microwave oven.
The conventional microwave oven has problems that exist at present:
1. the microwave furnace tube has small volume and low processing capacity;
2. the furnace tube is single, so that the microwave penetration capability is low, and the application capability of the microwave is reduced;
3. the furnace tube is fixed, which causes uneven heating, local overheating and influences the heating result.
Disclosure of Invention
The invention aims to solve the technical problems of the microwave multi-furnace tube high-temperature furnace in the prior art, and provides the microwave multi-furnace tube high-temperature furnace.
In order to achieve the purpose, the invention adopts the following technical scheme:
the microwave multi-furnace tube high-temperature furnace is characterized by comprising a bracket, a microwave source, a microwave excitation cavity, a shell, a furnace cover, a heat insulation layer, a furnace tube, a supporting plate, a rotating disc and a rotating disc. The furnace cover is a feed inlet, and materials can enter the furnace tube by opening the furnace cover; the microwave excitation cavity is composed of a shell and an insulating layer, the rotating disc is located in the center of the microwave excitation cavity, a plurality of furnace tube sockets are arranged on the rotating disc, the rotating disc is connected with the rotating wheel, and the rotating wheel provides power for rotation of the rotating disc.
Furthermore, the bracket is made of carbon steel materials and plays a role in supporting the microwave multi-furnace tube high-temperature furnace.
Furthermore, the microwave source is hung on the outer wall of the shell, the microwave source is a single microwave source or a plurality of microwave sources forming the microwave multi-tube high-temperature furnace, and the frequency of the single microwave source is 915MHz or 2450 MHz.
Furthermore, the heat-insulating layer is made of a non-wave-absorbing heat-insulating material.
Furthermore, the shell is made of metal materials to form a closed space, so that the whole microwave multi-tube high-temperature furnace is prevented from wave leakage.
Furthermore, the microwave excitation cavity is formed by a shell and an insulating layer.
Further, the rotating disc is located in the center of the microwave excitation cavity.
Furthermore, the furnace tube is made of a wave-transmitting material and is made of one of quartz glass, corundum mullite, polytetrafluoroethylene, zirconia, silicon nitride and boron nitride.
Furthermore, the outer diameter of the furnace tube is 15-800mm, and the wall thickness of the furnace tube is 4-30mm
Furthermore, the rotating disc is positioned below the furnace tube, is made of a wave-transmitting material and is made of one of quartz glass, corundum mullite, polytetrafluoroethylene, zirconia, silicon nitride and boron nitride.
Furthermore, a groove is formed in the center of the lower portion of the rotating disc and connected with the protruding portion of the rotating wheel.
Furthermore, the rotating wheel provides power for the rotating disc, so that the furnace tube rotates in the high-temperature furnace.
According to the microwave oven, the plurality of furnace tubes are arranged, so that the processing capacity of microwaves is improved, meanwhile, the penetration capacity of the microwaves is improved, and the utilization rate of microwave energy is improved; through setting up the carousel and rotating, improve the microwave and to the heating homogeneity of material.
The use principle of the invention is as follows: the material is dispersed in the microwave field through the plurality of furnace tubes, and certain gaps are formed among the furnace tubes, so that the microwave can penetrate through the gaps to better penetrate through the central area to heat the material, the microwave penetration efficiency is improved, and the utilization rate of the microwave energy is improved.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a front view of the present invention.
Fig. 2 is a top view of the present invention.
In the figure: the microwave oven comprises a microwave source 1, a microwave excitation cavity 2, a shell 3, an oven cover 4, a heat insulation layer 5, an oven tube 6, a rotating disc 7 and a rotating wheel 8.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific embodiments. In the preferred embodiments, the terms "upper", "lower", "left", "right", "middle" and "a" are used for clarity of description only, and are not used to limit the scope of the invention, and the relative relationship between the terms and the terms is not changed or modified substantially without changing the technical content of the invention.
According to an embodiment of the present invention, a microwave multi-furnace tube high temperature furnace is provided.
The microwave multi-furnace tube high-temperature furnace is characterized by comprising a bracket, a microwave source, a microwave excitation cavity, a shell, a furnace cover, a heat insulation layer, a furnace tube, a supporting plate, a rotating disc and a rotating disc. The furnace cover is a feed inlet, and materials can enter the furnace tube by opening the furnace cover; the microwave excitation cavity is composed of a shell and an insulating layer, the rotating disc is located in the center of the microwave excitation cavity, a plurality of furnace tube sockets are arranged on the rotating disc, the rotating disc is connected with the rotating wheel, and the rotating wheel provides power for rotation of the rotating disc.
In one embodiment, the bracket is made of carbon steel material and plays a role of supporting the microwave multi-furnace tube high-temperature furnace.
In one embodiment, the microwave source is hung on the outer wall of the shell, the microwave source is a single microwave source or a plurality of microwave sources which form the microwave multi-tube high-temperature oven, and the frequency of the single microwave source is 915MHz or 2450 MHz.
In one embodiment, the heat-insulating layer is made of a non-wave-absorbing heat-insulating material.
In one embodiment, the shell is made of metal materials to form a closed space, so that the whole microwave multi-tube high-temperature furnace is prevented from wave leakage.
In one embodiment, the microwave excitation cavity is formed by a shell and an insulating layer.
In one embodiment, the rotating disc is located at the center of the microwave excitation cavity,
in one embodiment, the furnace tube is made of a wave-transparent material, and is made of one of quartz glass, corundum mullite, polytetrafluoroethylene, zirconia, silicon nitride and boron nitride.
In one embodiment, the outer diameter of the furnace tube is 15-800mm, and the wall thickness of the furnace tube is 4-30mm
In one embodiment, the rotating disc is located below the furnace tube, and the rotating disc is made of a wave-transmitting material and is made of one of quartz glass, corundum mullite, polytetrafluoroethylene, zirconia, silicon nitride and boron nitride.
In one embodiment, a groove is formed in the lower center position of the rotating disc and connected with the boss part of the rotating wheel.
In one embodiment, the rotating wheel provides power for the rotating disk to rotate the furnace tube in the high temperature furnace.
According to the microwave oven, the plurality of furnace tubes are arranged, so that the processing capacity of microwaves is improved, meanwhile, the penetration capacity of the microwaves is improved, and the utilization rate of microwave energy is improved; through setting up the carousel and rotating, improve the microwave and to the heating homogeneity of material.
Although specific embodiments of the present invention have been described above, it will be appreciated by those skilled in the art that these are merely examples and that many variations or modifications may be made to the embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims.
Claims (7)
1. The microwave multi-furnace tube high-temperature furnace is characterized by comprising a bracket, a microwave source, a microwave excitation cavity, a shell, a furnace cover, a heat preservation layer, furnace tubes, a supporting plate, a rotating disc and a rotating wheel, wherein the furnace cover is a feeding hole, and materials can enter the interior of the furnace tubes by opening the furnace cover; the microwave excitation cavity is composed of a shell and an insulating layer, the rotating disc is located in the center of the microwave excitation cavity, a plurality of furnace tube sockets are arranged on the rotating disc, the rotating disc is connected with the rotating wheel, and the rotating wheel can drive the rotating disc to rotate.
2. The microwave multi-furnace tube high-temperature furnace of claim 1, wherein the microwave source is hung outside the outer wall of the shell, the microwave source is composed of a plurality of microwave sources, and the frequency of a single microwave source is 915MHz or 2450 MHz.
3. The microwave multi-furnace tube high-temperature furnace of claim 1, wherein the outer shell is made of a metal material to form a closed space, so as to ensure that the whole microwave multi-furnace tube high-temperature furnace does not leak waves.
4. The microwave multi-furnace tube high-temperature furnace of claim 1, wherein the furnace tube is made of a wave-transparent material and is made of one of quartz glass, corundum mullite, polytetrafluoroethylene, zirconia, silicon nitride and boron nitride.
5. The microwave multi-furnace tube high temperature furnace as claimed in claim 4, wherein the outer diameter of the furnace tube is 15-800mm, and the wall thickness is 4-30 mm.
6. The microwave multi-furnace tube high-temperature furnace of claim 1, wherein the rotating disc is made of a wave-transparent material, and is made of one of quartz glass, corundum-mullite, polytetrafluoroethylene, zirconia, silicon nitride and boron nitride.
7. The microwave multi-furnace tube high temperature furnace of claim 6, wherein a groove is formed at a central position below the rotating disc to connect with the convex groove of the rotating wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011421468.XA CN112361823A (en) | 2020-12-08 | 2020-12-08 | Microwave multi-furnace tube high-temperature furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011421468.XA CN112361823A (en) | 2020-12-08 | 2020-12-08 | Microwave multi-furnace tube high-temperature furnace |
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| Publication Number | Publication Date |
|---|---|
| CN112361823A true CN112361823A (en) | 2021-02-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011421468.XA Pending CN112361823A (en) | 2020-12-08 | 2020-12-08 | Microwave multi-furnace tube high-temperature furnace |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114576992A (en) * | 2022-03-23 | 2022-06-03 | 深圳市弘玮微波技术有限公司 | Microwave rotary furnace device |
-
2020
- 2020-12-08 CN CN202011421468.XA patent/CN112361823A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114576992A (en) * | 2022-03-23 | 2022-06-03 | 深圳市弘玮微波技术有限公司 | Microwave rotary furnace device |
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