CN116412673A - Annular vibration heating device - Google Patents
Annular vibration heating device Download PDFInfo
- Publication number
- CN116412673A CN116412673A CN202310285283.8A CN202310285283A CN116412673A CN 116412673 A CN116412673 A CN 116412673A CN 202310285283 A CN202310285283 A CN 202310285283A CN 116412673 A CN116412673 A CN 116412673A
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- Prior art keywords
- annular
- heating furnace
- vibration
- heating
- heat
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010438 heat treatment Methods 0.000 title claims abstract description 97
- 239000000463 material Substances 0.000 claims abstract description 18
- 238000002791 soaking Methods 0.000 claims abstract description 10
- 230000005674 electromagnetic induction Effects 0.000 claims abstract description 9
- 238000009413 insulation Methods 0.000 claims abstract description 8
- 238000001354 calcination Methods 0.000 claims abstract description 6
- 238000005192 partition Methods 0.000 claims description 26
- 238000013016 damping Methods 0.000 claims description 15
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 10
- 239000003546 flue gas Substances 0.000 claims description 10
- 239000000779 smoke Substances 0.000 claims description 10
- 239000011490 mineral wool Substances 0.000 claims description 7
- 239000000919 ceramic Substances 0.000 claims description 3
- 238000000926 separation method Methods 0.000 description 4
- 238000007664 blowing Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
- F27B17/00—Furnaces of a kind not covered by any preceding group
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Furnace Details (AREA)
Abstract
The invention discloses an annular vibration heating device, which relates to the technical field of material calcination and comprises a base, wherein a vibrator is arranged in the central area of the base, an annular heating furnace is arranged at the top of the vibrator, and vibration generated by the vibrator is transmitted to the annular heating furnace to turn materials in the annular vibration furnace; the vibration reduction structure is arranged in the edge area of the base, the heat insulation beams are circumferentially arranged at the top of the vibration reduction structure and are welded and connected with the annular heating furnace, so that heat dissipated by the annular heating furnace is absorbed, the heat is prevented from being transferred to the vibration reduction structure, and the vibration reduction structure is damaged; the annular heating furnace comprises a heating furnace body, a preheating section, a heating section and a soaking section are sequentially arranged in the inner cavity of the heating furnace body along the clockwise direction, a plurality of electromagnetic induction devices are circumferentially arranged on the outer edge of the heating furnace body, and after the electromagnetic induction devices are electrified, a magnetic field is applied to the interior of the annular heating furnace to heat materials.
Description
Technical Field
The invention belongs to the technical field of material calcination, and particularly relates to an annular vibration heating device.
Background
The annular heating device is mainly used for calcining materials and heating billets, and is a furnace type commonly used in metallurgical and mechanical industries. The ordinary heating device is mostly heat-conducting through a medium, and has larger heat loss, and the annular heating device has the advantages that compared with the ordinary heating furnace, the annular heating device is heated through electromagnetic induction, heat is gathered in the heating body, the heat conversion rate is high, the hot start speed is high when electromagnetic heating is used, and the production efficiency is improved.
However, when materials are stacked in the static annular heating furnace for heating, the materials on the outer layer are always heated first and gradually conduct heat inwards, so that the problem of uneven heating of the materials is caused, the final calcination quality of the materials is affected, and the heating speed is reduced.
Accordingly, the present invention provides an annular vibration heating apparatus to solve the problems set forth in the background art described above.
Disclosure of Invention
The present invention is directed to an annular vibration heating apparatus that addresses at least one of the problems and deficiencies set forth in the background above.
According to one aspect of the present invention, there is provided an annular vibration heating apparatus, comprising a base,
the central area of the base is provided with a vibrator, and the top of the vibrator is provided with an annular heating furnace;
the edge area of the base is provided with a vibration reduction structure, the top of the vibration reduction structure is circumferentially provided with a plurality of heat insulation beams, and the heat insulation beams are all welded and connected with the annular heating furnace;
the annular heating furnace comprises a heating furnace body, a preheating section, a heating section and a soaking section are sequentially arranged in the inner cavity of the heating furnace body along the clockwise direction, and a plurality of electromagnetic induction devices are circumferentially arranged on the outer edge of the heating furnace body.
As a further scheme of the invention: the annular heating furnace body has seted up exhaust port, ejection of compact door and feed gate in proper order along clockwise, be equipped with first choking partition wall between exhaust port and the ejection of compact door, be equipped with the second choking partition wall between ejection of compact door and the feed gate, ejection of compact door clockwise is equipped with the third choking partition wall.
As a further scheme of the invention: the preheating section and the soaking section are limited by a second choke partition wall.
As a further scheme of the invention: the annular heating furnace is characterized in that a smoke separation assembly is further arranged on the annular heating furnace, the smoke separation assembly comprises two curtain pipes which are mutually communicated, one ends of the two curtain pipes penetrate through the annular heating furnace wall and extend into the annular heating furnace, an electromagnetic valve is arranged at one end, located outside the annular heating furnace, of the two curtain pipes, and the electromagnetic valve is connected with an air source.
As a further scheme of the invention: the flue gas partition assembly is arranged at the first choke partition wall, and two curtain pipes are respectively arranged at two sides of the second choke partition wall.
Two layers of vertical downward air curtains are generated on two sides of the first choke partition wall by blowing air to the curtain pipes through an air source, the outlet flow speed of the air curtains is designed to be more than 10m/s by adjusting the electromagnetic valve, so that kinetic energy gradients of more than 1000Pa are formed on two sides and the middle of the two layers of air curtains sprayed downwards at high speed in the same direction, an air wall which can not be penetrated by high-temperature flue gas in a soaking zone is formed, all flue gas generated by combustion can move clockwise, and part of heat is exchanged into a furnace cold blank through a preheating zone and then is discharged from a smoke outlet.
As a further scheme of the invention: the curtain tube is provided with a discontinuous narrow slit.
As a further scheme of the invention: the vibration damper comprises a plurality of layers of vibration damper plates, a plurality of vibration damper springs are arranged between each layer of vibration damper plates, and the vibration damper springs on the adjacent layers are arranged in a staggered mode.
As a further scheme of the invention: the heat-insulating beam is made of ceramics, rock wool is coated outside the heat-insulating beam, and the ignition point of the rock wool is high, so that the safety can be improved; in addition, the rock wool can insulate the heat-insulating beam, so that the heat emitted to the outside in the heat-insulating beam is reduced, and the influence of the heat in the heat-insulating beam on other components is reduced; and the heat near one side of the annular heating furnace can be prevented from passing through the heat insulation beam to a certain extent, so that the influence of the heat near one side of the annular heating furnace on other components is reduced.
As a further scheme of the invention: the annular vibration heating device is applied to the fields of material processing and material calcination.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, vibration is transmitted to the annular heating furnace through vibration of the vibrator, and materials in the annular vibration furnace are turned over, so that the materials are uniformly mixed, and the heating efficiency is effectively improved; the heat dissipated by the annular heating furnace is absorbed, so that the heat is prevented from being transferred to the vibration reduction structure, and the vibration reduction structure is damaged; the electromagnetic induction device is electrified to apply a magnetic field to the inside of the annular heating furnace, so that materials are heated, and the heating efficiency is high.
Drawings
The present invention is further described below with reference to the accompanying drawings for the convenience of understanding by those skilled in the art.
FIG. 1 is a general schematic diagram of an annular vibration heating apparatus;
FIG. 2 is an internal structural view of an annular vibration heating apparatus;
fig. 3 is an internal structural view of the ring heating furnace.
In the figure: 1. a base; 2. a vibration damping structure; 3. a heat insulating beam; 4. an annular heating furnace; 5. a vibrator; 21. a damping spring; 22. a vibration damping plate; 401. a heating furnace body; 402. a preheating section; 403. a heating section; 404. a soaking section; 405. an electromagnetic induction device; 406. a smoke outlet; 407. a discharge door; 408. a feed gate; 409. a first choke partition; 410. a second choke partition; 411. a third choke partition; 412. a curtain tube.
Detailed Description
The technical solution of the present invention will be further specifically described below by way of examples with reference to the accompanying drawings in order to make the objects, technical solutions and advantages of the present invention more apparent. In the specification, the same or similar reference numerals denote the same or similar components. The following description of embodiments of the present invention with reference to the accompanying drawings is intended to illustrate the general inventive concept and should not be construed as limiting the invention to an annular vibration heating apparatus.
Furthermore, in the following detailed description, for purposes of explanation, numerous specific details are set forth in order to provide a thorough understanding of the embodiments of the present disclosure. It may be evident, however, that one or more embodiments may be practiced without these specific details. In other instances, well-known structures and devices are shown in the drawings in order to simplify the drawings.
According to one general technical concept of the present invention, as shown in fig. 1 to 3, there is provided an annular vibration heating apparatus including a base 1, a vibrator 5 provided at a central region of the base 1, an annular heating furnace 4 provided at a top of the vibrator 5, the vibrator 5 vibrating to transfer vibration to the annular heating furnace 4, and turning materials in the annular vibration furnace; the vibration reduction structure 2 is arranged in the edge area of the base 1, a plurality of heat insulation beams 3 are circumferentially arranged at the top of the vibration reduction structure 2, the heat insulation beams 3 are all welded and connected with the annular heating furnace 4, heat dissipated by the annular heating furnace 4 is absorbed, heat is prevented from being transferred to the vibration reduction structure 2, and damage is caused to the vibration reduction structure 2; the annular heating furnace 4 comprises a heating furnace body 401, a preheating section 402, a heating section 403 and a soaking section 404 are sequentially arranged in the inner cavity of the heating furnace body 401 along the clockwise direction, a plurality of electromagnetic induction devices 405 are circumferentially arranged on the outer edge of the heating furnace body 401, and after the electromagnetic induction devices 405 are electrified, a magnetic field is applied to the interior of the annular heating furnace 4 to heat materials.
In this embodiment, the annular heating furnace 4 body is provided with a smoke outlet 406, a discharge door 407 and a feed door 408 in sequence along the clockwise direction, in order to reduce the occurrence of short circuit of smoke inside the annular heating furnace 4 body, a first choke partition 409 is provided between the smoke outlet 406 and the discharge door 407, a second choke partition 410 is provided between the discharge door 407 and the feed door 408, and a third choke partition 411 is provided along the clockwise direction of the discharge door 407.
Further, the preheating section 402 and the soaking section 404 are bounded by a second choke partition 410.
As shown in fig. 3, in the illustrated embodiment, the annular heating furnace 4 is further provided with a flue gas separation assembly, the flue gas separation assembly includes two curtain pipes 412 that are mutually communicated, one ends of the two curtain pipes 412 penetrate through the wall of the annular heating furnace 4 and extend into the annular heating furnace 4, one ends of the two curtain pipes 412 located outside the annular heating furnace 4 are provided with electromagnetic valves, and the electromagnetic valves are connected with a gas source.
In this embodiment, the smoke-blocking component is disposed at the first choke partition 409, and two curtain pipes 412 are disposed at both sides of the second choke partition 410, respectively.
Two layers of vertical downward air curtains are generated on two sides of the first choke partition 409 by blowing air to the curtain pipe 412 through an air source, the outlet flow speed of the air curtains is designed to be more than 10m/s by adjusting the electromagnetic valve, so that kinetic energy gradients of more than 1000Pa are formed on two sides and the middle of the two layers of air curtains sprayed downwards at high speed in the same direction, an air wall which can not be penetrated by high-temperature flue gas in a soaking zone is formed, all flue gas generated by combustion can move clockwise, and part of heat is exchanged into a furnace cold blank through a preheating zone and then is discharged from a smoke outlet 406.
Further, the curtain tube 412 is provided with a discontinuous slit, which is convenient for forming an air wall.
In one embodiment, the vibration damping device comprises a plurality of layers of vibration damping plates 22, a plurality of vibration damping springs 21 are arranged between each layer of vibration damping plates 22, and the vibration damping springs 21 of adjacent layers are arranged in a staggered mode, so that the vibration damping effect is better, and the vibration damping device is more stable.
Further, the heat-insulating beam 3 is made of ceramics, rock wool is coated outside the heat-insulating beam 3, the ignition point of the rock wool is high, and the safety can be improved; in addition, the rock wool can insulate the heat-insulating beam 3, so that the heat emitted to the outside in the heat-insulating beam 3 is reduced, and the influence of the heat in the heat-insulating beam 3 on other components is reduced; and the heat near the side of the ring-shaped heating furnace 4 can be prevented from passing through the heat-insulating beam 3 to a certain extent, so that the influence of the heat near the side of the ring-shaped heating furnace 4 on other components is reduced.
The invention is limited only by the claims and the full scope and equivalents thereof, and furthermore, the terms "first", "second", and "third" are used for descriptive purposes only and are not to be interpreted as indicating or implying a relative importance or an implicit indication of the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
While the foregoing is directed to embodiments of the present invention, other and further details of the invention may be had by the present invention, it should be understood that the foregoing description is merely illustrative of the present invention and that no limitations are intended to the scope of the invention, except insofar as modifications, equivalents, improvements or modifications are within the spirit and principles of the invention.
Claims (9)
1. An annular vibration heating device, comprising a base (1), characterized in that:
a vibrator (5) is arranged in the central area of the base (1), and an annular heating furnace (4) is arranged at the top of the vibrator (5);
the vibration reduction structure (2) is arranged in the edge area of the base (1), a plurality of heat insulation beams (3) are circumferentially arranged at the top of the vibration reduction structure (2), and the heat insulation beams (3) are welded and connected with the annular heating furnace (4);
the annular heating furnace (4) comprises a heating furnace body (401), a preheating section (402), a heating section (403) and a soaking section (404) are sequentially arranged in the inner cavity of the heating furnace body (401) along the clockwise direction, and a plurality of electromagnetic induction devices (405) are circumferentially arranged on the outer edge of the heating furnace body (401).
2. The annular vibration heating device according to claim 1, wherein the annular heating furnace (4) body is provided with a smoke outlet (406), a discharge door (407) and a feed door (408) in sequence along the clockwise direction, a first choke partition wall (409) is arranged between the smoke outlet (406) and the discharge door (407), a second choke partition wall (410) is arranged between the discharge door (407) and the feed door (408), and a third choke partition wall (411) is arranged along the clockwise direction of the discharge door (407).
3. The annular vibration heating arrangement according to claim 1, characterized in that the preheating section (402) and the soaking section (404) are delimited by a second choke partition (410).
4. The annular vibration heating device according to claim 1, wherein the annular heating furnace (4) is further provided with a flue gas partition assembly, the flue gas partition assembly comprises two curtain pipes (412) which are mutually communicated, one ends of the two curtain pipes (412) penetrate through the wall of the annular heating furnace (4) and extend into the annular heating furnace (4), one ends of the two curtain pipes (412) located outside the annular heating furnace (4) are provided with electromagnetic valves, and the electromagnetic valves are connected with an air source.
5. An annular vibration heating arrangement according to claim 4, characterized in that the flue gas shut-off assembly is arranged at the first choke partition (409) and that two curtain pipes (412) are arranged on both sides of the second choke partition (410), respectively.
6. An annular vibration heating arrangement according to claim 4, characterized in that the curtain tube (412) is provided with intermittent slits.
7. An annular vibration heating arrangement according to claim 1, characterized in that the damping arrangement comprises a plurality of damping plates (22), a plurality of damping springs (21) being arranged between each layer of damping plates (22), and the damping springs (21) of adjacent layers being arranged in a staggered manner.
8. An annular vibration heating arrangement according to claim 1, characterized in that the heat insulating beam (3) is made of ceramic, and that the heat insulating beam (3) is covered with rock wool.
9. Use of an annular vibration heating apparatus according to any one of claims 1-8 in the fields of material processing, material calcination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310285283.8A CN116412673A (en) | 2023-03-22 | 2023-03-22 | Annular vibration heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310285283.8A CN116412673A (en) | 2023-03-22 | 2023-03-22 | Annular vibration heating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116412673A true CN116412673A (en) | 2023-07-11 |
Family
ID=87059052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310285283.8A Pending CN116412673A (en) | 2023-03-22 | 2023-03-22 | Annular vibration heating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116412673A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101261075A (en) * | 2008-03-14 | 2008-09-10 | 无锡龙山科技有限公司 | Ring heating stove possessing partition air curtain device |
| CN205066437U (en) * | 2015-09-30 | 2016-03-02 | 芜湖新兴铸管有限责任公司 | Rotary heating furnace |
| CN106288781A (en) * | 2016-09-13 | 2017-01-04 | 江苏省冶金设计院有限公司 | A kind of monolayer for being reduced directly the mode of production heats and heat reclamation type rotary hearth furnace |
| CN107435090A (en) * | 2016-05-25 | 2017-12-05 | 新疆金风科技股份有限公司 | A kind of energy-saving vibration-damping device and heating furnace for heating furnace |
-
2023
- 2023-03-22 CN CN202310285283.8A patent/CN116412673A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101261075A (en) * | 2008-03-14 | 2008-09-10 | 无锡龙山科技有限公司 | Ring heating stove possessing partition air curtain device |
| CN205066437U (en) * | 2015-09-30 | 2016-03-02 | 芜湖新兴铸管有限责任公司 | Rotary heating furnace |
| CN107435090A (en) * | 2016-05-25 | 2017-12-05 | 新疆金风科技股份有限公司 | A kind of energy-saving vibration-damping device and heating furnace for heating furnace |
| CN106288781A (en) * | 2016-09-13 | 2017-01-04 | 江苏省冶金设计院有限公司 | A kind of monolayer for being reduced directly the mode of production heats and heat reclamation type rotary hearth furnace |
Non-Patent Citations (1)
| Title |
|---|
| 张哲生: "建筑安装技工学校试用教材 筑炉工艺学", 中国建筑工业出版社, pages: 254 - 256 * |
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