CN116837206B - Continuous high-temperature hood-type annealing furnace for oriented silicon steel - Google Patents
Continuous high-temperature hood-type annealing furnace for oriented silicon steel Download PDFInfo
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- CN116837206B CN116837206B CN202310971183.0A CN202310971183A CN116837206B CN 116837206 B CN116837206 B CN 116837206B CN 202310971183 A CN202310971183 A CN 202310971183A CN 116837206 B CN116837206 B CN 116837206B
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- 238000000137 annealing Methods 0.000 title claims abstract description 96
- 229910000976 Electrical steel Inorganic materials 0.000 title claims abstract description 35
- 230000007246 mechanism Effects 0.000 claims abstract description 47
- 238000001816 cooling Methods 0.000 claims abstract description 19
- 238000007789 sealing Methods 0.000 claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 15
- 238000004140 cleaning Methods 0.000 claims description 11
- 230000001681 protective effect Effects 0.000 claims description 9
- 238000002485 combustion reaction Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 5
- 239000007789 gas Substances 0.000 description 18
- 238000010438 heat treatment Methods 0.000 description 14
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000002689 soil Substances 0.000 description 4
- 239000000498 cooling water Substances 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 238000007790 scraping Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000112 cooling gas Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000012254 powdered material Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000010408 sweeping Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
Classifications
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- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
- C21D9/54—Furnaces for treating strips or wire
- C21D9/663—Bell-type furnaces
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/26—Methods of annealing
Abstract
The invention discloses an oriented silicon steel continuous high-temperature hood-type annealing furnace, which particularly relates to the field of hood-type annealing furnaces, and comprises a protection mechanism, wherein an annealing furnace body mechanism is fixedly arranged in the protection mechanism, a first cooling mechanism is fixedly arranged on the outer wall of the protection mechanism, a second cooling mechanism is fixedly arranged in the protection mechanism, the protection mechanism comprises an outer protection shell, the top of the outer protection shell is covered with a top sealing cover plate, the top of the top sealing cover plate is communicated with an exhaust pipe, the annealing furnace body mechanism comprises an annealing furnace body fixedly arranged in the outer protection shell, a supporting type tray is rotatably arranged at the bottom of the annealing furnace body, and a base is fixedly arranged at the bottom of the outer protection shell. According to the invention, the bearing type tray drives the silicon steel to rotate in the inner cavity of the annealing furnace main body, so that the silicon steel is kept in a movable state, the gas circulation in the annealing furnace main body is increased, the heat in the annealing furnace main body is more concentrated, and the silicon steel is heated more fully and uniformly.
Description
Technical Field
The invention relates to the technical field of hood-type annealing furnaces, in particular to a continuous high-temperature hood-type annealing furnace for oriented silicon steel.
Background
The annealing process system of the cold-rolled strip steel is mainly determined according to the chemical components of the steel, the technical standard of products, the size and the coil weight of the strip steel and other factors. The process system must ensure that the coil layers are not bonded in production, the surface is not oxidized, and the heating speed of the annealing process of the hood-type annealing furnace determines the heating speed of the steel and is mainly determined by the heat conductivity coefficient of the steel. The carbon content and the alloy content in the steel have great influence on heat conduction. If the content of the components is high, the heat conductivity coefficient is small, the heating speed is slow, and the uneven structure and performance caused by overlarge internal and external temperature difference is avoided. The heating rate is generally not limited from room temperature to 400 ℃.
At present, the hood-type annealing furnace for continuous high-temperature treatment of oriented silicon steel is mostly integrated, and the internal space is larger, so that the process of heating the interior of the hood-type annealing furnace is slower, and the long-term stationary silicon steel is unevenly heated and low in heating efficiency, so that the hood-type annealing furnace is inconvenient for practical use.
Disclosure of Invention
In order to overcome the defects in the prior art, the embodiment of the invention provides the continuous high-temperature hood-type annealing furnace for the oriented silicon steel, and the bearing type tray drives the silicon steel to rotate in the inner cavity of the annealing furnace main body, so that the silicon steel is kept in a movable state, and the gas circulation in the annealing furnace main body is increased, so that the problems in the background art are solved.
In order to achieve the above purpose, the present invention provides the following technical solutions: the continuous high-temperature hood-type annealing furnace for the oriented silicon steel comprises a protection mechanism, wherein an annealing furnace body mechanism is fixedly arranged in the protection mechanism, a first cooling mechanism is fixedly arranged on the outer wall of the protection mechanism, and a second cooling mechanism is fixedly arranged in the protection mechanism;
the protection machanism includes outer protecting crust, the top lid of outer protecting crust has a top sealed cover plate, the top intercommunication of top sealed cover plate is equipped with the blast pipe, annealing furnace body mechanism is including the inside annealing stove main part of fixed mounting at outer protecting crust, the support type tray is installed in the bottom rotation of annealing stove main part, the bottom fixed mounting of outer protecting crust has the base, the inner chamber of base is hollow state setting, just the bottom fixed mounting of base has driving motor, driving motor's output shaft end fixedly connected with links up the type pivot, the outer wall fixed mounting of linking type pivot has linking type change the cover, linking type gear ring is changeed the outer wall fixed mounting of cover, linking type gear ring's outer wall meshing have with support type tray fixed connection's linking type toothed disc.
Through adopting above-mentioned technical scheme for bearing formula tray drives silicon steel and carries out rotary motion at the inner chamber of annealing stove main part, thereby makes silicon steel keep active state, increases the inside gas circulation of annealing stove main part, makes silicon steel and the inside high temperature gas contact of annealing stove main part more abundant.
In a preferred embodiment, the number of the annealing furnace main bodies is multiple, the annealing furnace main bodies are arranged around the inner circumferential surface of the outer protective shell in an annular and sequentially equidistant state, high-pressure burner pipelines are fixedly installed on the inner walls of the annealing furnace main bodies, the outer walls of the high-pressure burner pipelines are communicated with combustion pipelines, and feeding pipes are communicated with the tops of the combustion pipelines.
Through adopting above-mentioned technical scheme for a plurality of solitary annealing furnace main part inner chamber heating rate increases, and makes oriented silicon steel be heated evenly, and the hot-blast within range of heating in every solitary annealing furnace main part is reduced relatively, and the heat is more concentrated, and then is favorable to improving hot-blast utilization efficiency more.
In a preferred embodiment, the outer wall of the high-pressure burner pipeline is provided with a plurality of burners in a linear and orderly equidistant state along the longitudinal surface of the high-pressure burner pipeline, and the top of the annealing furnace main body is provided with an air outlet pipe in a vertical arrangement in a communicating manner.
Through adopting above-mentioned technical scheme, through the horizontal direction blowout of high-pressure nozzle pipeline spun flame at the different high heights in annealing stove main part inner chamber to the silicon steel outer wall that places in annealing stove main part inner chamber carries out synchronous heating to the different height.
In a preferred embodiment, the second cooling mechanism comprises a water inlet pipe communicated with the top of the top sealing cover plate, and a plurality of U-shaped drainage channels arranged in an inclined state are fixedly arranged on the outer wall of the annealing furnace body;
the bottom of U type drainage channel has seted up spacing type spout, the inside slidable mounting of spacing type spout has spherical slider, the top fixed mounting of spherical slider has the cleaning brush.
Through adopting above-mentioned technical scheme, avoid forming the water smoke and become white powdered material when the outer wall soil contact cold water of high temperature annealing stove main part, and then the problem of the incrassation annealing stove main part outer wall thickness, influence the radiating effect.
In a preferred embodiment, the number of the spherical sliding blocks is multiple, a plurality of positioning blocks are fixedly arranged at the bottom of the U-shaped drainage channel, and a second telescopic spring fixedly connected with the spherical sliding blocks is fixedly arranged at one side of each positioning block.
By adopting the technical scheme, the scraping range of the spherical sliding blocks and the cleaning brush is limited, so that the service life of the cleaning brush is prolonged.
In a preferred embodiment, the first cooling mechanism comprises an annular fixing seat fixedly installed on the outer wall of the outer protective shell, a first air through pipe is fixedly installed on the outer wall of the annular fixing seat, an air inlet pipe is communicated with the outer wall of the first air through pipe, a spiral supporting sleeve is fixedly installed on the inner wall of the annular fixing seat, a second air through pipe communicated with the first air through pipe is fixedly installed inside the spiral supporting sleeve, and a plurality of air nozzles are communicated with the outer wall of the second air through pipe.
Through adopting above-mentioned technical scheme for the cooling gas's that corresponds to blow out through a plurality of air nozzles flow direction is different, makes then and blows to the gas circulation speed of outer protecting crust inner chamber increase, thereby accelerates to discharge the steam.
In a preferred embodiment, the bottom of the outer protective shell is fixedly provided with a heat-conducting supporting plate, the top of the heat-conducting supporting plate is fixedly provided with a plurality of supporting rods, the tops of the supporting rods are all hinged with guide plates, and the bottom of the guide plates is fixedly provided with a first telescopic spring fixedly connected with the heat-conducting supporting plate.
Through adopting above-mentioned technical scheme for the deflector is in the inclined state under the normality, when the air jet blowout gas of different positions and blow to the surface of deflector, can make the deflector receive the impact and overturn, thereby turn the steam of outer protective housing bottom dead angle position department and make its discharge, thereby promote radiating efficiency.
The invention has the technical effects and advantages that:
1. according to the invention, the rotatable bearing type trays are arranged in the annealing furnace main bodies and used for lifting and placing silicon steel, so that when the silicon steel is subjected to high-temperature treatment, the bearing type trays drive the silicon steel to rotate and move in the inner cavity of the annealing furnace main bodies, the silicon steel is kept in a movable state, the gas circulation in the annealing furnace main bodies is increased, the heat in the annealing furnace main bodies is more concentrated, the silicon steel is contacted with the high-temperature gas in the annealing furnace main bodies more fully synchronously, and meanwhile, the silicon steel is heated more uniformly and comprehensively, so that the working efficiency is improved;
2. according to the invention, the annealing furnace body mechanism is synchronously cooled by arranging the first cooling mechanism and the second cooling mechanism, and the U-shaped drainage channel, the spherical sliding block and the cleaning brush are integrally arranged, so that when water flows through the inside of the inclined U-shaped drainage channel, the spherical sliding block can be synchronously pushed to drive the cleaning brush to move in the inner cavity of the limiting chute, and then the cleaning brush is used for scraping and sweeping the outer wall of the annealing furnace body, so that the problem that when the soil of the outer wall of the high-temperature annealing furnace body contacts cold water, water mist is formed to form white powdery substances, and the thickness of the outer wall of the annealing furnace body is thickened, and the heat dissipation effect is influenced is avoided.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present invention.
FIG. 2 is a partial structural cross-sectional view of the outer protective shell of the present invention.
Fig. 3 is an enlarged view of the structure of the portion a of fig. 2 according to the present invention.
Fig. 4 is a front cross-sectional view of the structure of the present invention.
Fig. 5 is an enlarged view of the B part structure of fig. 4 according to the present invention.
Fig. 6 is an enlarged view of the C-section structure of fig. 4 according to the present invention.
Fig. 7 is a cross-sectional view of the bottom structure of the present invention.
Fig. 8 is an enlarged view of the D-section structure of fig. 7 according to the present invention.
The reference numerals are: the device comprises a protection mechanism 1, an outer protection shell 101, a top sealing cover plate 102, an exhaust pipe 103, a base 104, a driving motor 105, a connecting type rotating shaft 106, a connecting type rotating sleeve 107, a connecting type gear ring 108, a heat conduction type supporting plate 109, a annealing furnace body mechanism 2, a annealing furnace body 21, a high-pressure burner pipe, a combustion pipe 23, a feeding pipe 24, an exhaust pipe 25, a supporting type tray 26, a connecting type gear disc 27, a first cooling mechanism 3, an annular fixing seat 31, a first gas pipe 32, a gas inlet pipe 33, a spiral supporting sleeve 34, a second gas pipe 35, a gas nozzle 36, a supporting rod 37, a guide plate 38, a first telescopic spring 39, a second cooling mechanism 4, a water inlet pipe 41, a U-shaped drainage channel 42, a limiting type chute 43, a spherical slider 44, a cleaning brush 45, a positioning block 46 and a second telescopic spring 47.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-8 of the specification, as shown in fig. 1, the continuous high-temperature hood-type annealing furnace for oriented silicon steel in an embodiment of the invention comprises a protection mechanism 1, wherein an annealing furnace body mechanism 2 is fixedly arranged in the protection mechanism 1, a first cooling mechanism 3 is fixedly arranged on the outer wall of the protection mechanism 1, and a second cooling mechanism 4 is fixedly arranged in the protection mechanism 1;
referring to fig. 2, the protection mechanism 1 includes an outer protection shell 101, the top of the outer protection shell 101 is covered with a top sealing cover plate 102, the top of the top sealing cover plate 102 is communicated with an exhaust pipe 103, and in combination with fig. 3, the annealing furnace body 2 includes an annealing furnace main body 21 fixedly installed inside the outer protection shell 101, in combination with fig. 8, a support type tray 26 is rotatably installed at the bottom of the annealing furnace main body 21, a base 104 is fixedly installed at the bottom of the outer protection shell 101, an inner cavity of the base 104 is in a hollow state, a driving motor 105 is fixedly installed at the bottom of the base 104, an output shaft end of the driving motor 105 is fixedly connected with a connection type rotating shaft 106, a connection type rotating sleeve 107 is fixedly installed on the outer wall of the connection type rotating sleeve 107, a connection type gear ring 108 is meshed with a connection type gear disk 27 fixedly connected with the support type tray 26 on the outer wall of the connection type gear ring 108, and in combination with fig. 8, the purpose of this arrangement is to enable the support type tray 26 to be placed at the top of the support type annealing furnace main body 21, and enable the support type gear ring 108 to rotate synchronously when the inner cavity of the annealing furnace main body 21 is calcined at high temperature, the inner cavity of the annealing furnace main body 21 is enabled to rotate, the connection type gear ring 108 is enabled to rotate synchronously, and the inner cavity 21 is enabled to move in contact with the inner cavity of the silicon steel, and the inner cavity 21 is enabled to move more fully.
Further, the number of the annealing furnace main bodies 21 is multiple, the plurality of annealing furnace main bodies 21 are annularly and sequentially arranged at equal intervals around the inner circumferential surface of the outer protective shell 101, the inner walls of the plurality of annealing furnace main bodies 21 are fixedly provided with high-pressure burner pipelines 22, the outer walls of the plurality of high-pressure burner pipelines 22 are communicated with a combustion pipeline 23, the top of the combustion pipeline 23 is communicated with a feeding pipe 24, the purpose of the arrangement is that the inner cavity of the combustion pipeline 23 is filled with heating fuel through the feeding pipe 24, the inner cavity of the annealing furnace main body 21 is sprayed with fuel through the plurality of high-pressure burner pipelines 22 to burn and place the fuel in the oriented silicon steel in the inner cavity of the annealing furnace main body 21, so that the heating speed of the inner cavity of a plurality of independent annealing furnace main bodies 21 is increased, the oriented silicon steel is heated uniformly, and the heating range of hot wind in each independent annealing furnace main body 21 is relatively reduced, the heat is more concentrated, and the utilization efficiency of hot air is improved more advantageously, and simultaneously, the outer wall of the high-pressure burner pipeline 22 is provided with a plurality of burners in a linear and orderly equidistant state along the longitudinal surface, the purpose of the arrangement is that the flame sprayed out by the high-pressure burner pipeline 22 is sprayed out in the horizontal directions of different heights of the inner cavity of the annealing furnace main body 21, thereby synchronously heating the different heights of the outer wall of the silicon steel placed in the inner cavity of the annealing furnace main body 21, and synchronously driving the silicon steel to rotate by combining the rotatable bearing type tray 26, so that the heating of the silicon steel is more uniform, the comprehensive and more advantageous to the improvement of the working efficiency is realized, wherein the top of the annealing furnace main body 21 is provided with an air outlet pipe 25 which is vertically arranged in a communicating way, the purpose of the arrangement is that the horizontal gas entering the inner cavity of the annealing furnace main body 21 can flow in the inner cavity of the annealing furnace main body 21, the hot gas is discharged to the outside through the gas outlet pipe 25 in a vertical state, so that the time of the hot gas in the inner cavity of the annealing furnace main body 21 is increased, and the problem that the time of the hot gas staying in the inner cavity of the annealing furnace main body 21 is short due to the fact that the hot gas stays in the opposite direction of the high-pressure burner pipeline 22 arranged on the conventional gas outlet pipe 25 is avoided.
As a further extension of this scheme, when the whole annealing furnace main body 21 needs to be cooled, refer to fig. 2, the second cooling mechanism 4 includes the inlet tube 41 that the intercommunication set up at top sealed cover plate 102, be used for spraying cooling water with the inner chamber of outside protective housing 101 of external cooling water intercommunication, help reducing the surface temperature of annealing furnace main body 21 outer wall, thereby make the inside temperature of annealing furnace main body 21 slowly reduce in step, wherein, in order to avoid when the outer wall soil of annealing furnace main body 21 at high temperature contacts the cold water, form the water smoke and become white powdered substance, and then thicken annealing furnace main body 21 outer wall thickness, influence the radiating effect, combine the outer wall of annealing furnace main body 21 to show in fig. 3, a plurality of U type water drainage 42 that are the inclined state setting are fixedly installed to the outer wall of annealing furnace main body 21, the purpose of setting so that the cooling water that sprays out through inlet tube 41 can carry out the contact circulation for a long time at the outer wall of annealing furnace main body 21 through U type water drainage 42, simultaneously, limit type spout 43 has been seted up to the bottom of U type water drainage 42, the inside sliding of limit type spout 43 installs spherical slider 44, the top fixed mounting of spherical slider 44, in order to avoid when the outer wall soil of annealing furnace main body 21 at high temperature contacts the cold water, and the outer wall of so setting up and so set up and make the inside spherical slider 45 can drive the spherical slider 45 in the synchronous movement of the spherical slider 45 when the inner wall of the inclined water drainage brush 45 that the cleaning brush 45 moves.
The number of the spherical sliding blocks 44 is multiple, the bottom of the U-shaped drainage channel 42 is fixedly provided with a plurality of positioning blocks 46, one side of each of the plurality of positioning blocks 46 is fixedly provided with a second telescopic spring 47 fixedly connected with the spherical sliding blocks 44, and the purpose of the arrangement is that the scraping range of the plurality of spherical sliding blocks 44 and the cleaning brush 45 is limited, so that the service life of the cleaning brush 45 is prolonged.
In synchronism, referring to fig. 4 and 6, the first cooling mechanism 3 includes an annular fixing seat 31 fixedly installed on the outer wall of the outer protection casing 101, a first air-through pipe 32 is fixedly installed on the outer wall of the annular fixing seat 31, an air inlet pipe 33 is communicated with the outer wall of the first air-through pipe 32, a spiral supporting sleeve 34 is fixedly installed on the inner wall of the annular fixing seat 31, a second air-through pipe 35 communicated with the first air-through pipe 32 is fixedly installed inside the spiral supporting sleeve 34, a plurality of air nozzles 36 are communicated with the outer wall of the second air-through pipe 35, wherein the air nozzles 36 are spirally and twist-and-bend arranged inside the outer protection casing 101, the purpose of the arrangement is that the flow direction of cooling air blown out correspondingly via the plurality of air nozzles 36 is different, and then the air circulation speed blown to the inner cavity of the outer protection casing 101 is increased, thereby accelerating to discharge the hot air, simultaneously, referring to fig. 6, the bottom of the outer protecting shell 101 is fixedly provided with a heat conduction type supporting plate 109, the top of the heat conduction type supporting plate 109 is fixedly provided with a plurality of supporting rods 37, and the tops of the plurality of supporting rods 37 are all hinged with a guide plate 38, the bottom of the guide plate 38 is fixedly provided with a first telescopic spring 39 fixedly connected with the heat conduction type supporting plate 109, the purpose of the arrangement is that the guide plate 38 is in an inclined state under normal state, and when the air nozzles 36 at different positions spray out the air and blow the air to the surface of the guide plate 38, the guide plate 38 can be impacted to turn over, so that the hot air at the dead angle position at the bottom of the outer protecting shell 101 is turned over to discharge the hot air, and the heat dissipation efficiency is improved.
The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;
secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;
finally: the foregoing is only illustrative of the preferred embodiments of the present invention and is not to be construed as limiting the invention, but rather as various modifications, equivalent arrangements, improvements, etc., within the spirit and principles of the present invention.
Claims (4)
1. The continuous high-temperature hood-type annealing furnace for oriented silicon steel comprises a protection mechanism (1), wherein an annealing furnace body mechanism (2) is fixedly arranged in the protection mechanism (1), a first cooling mechanism (3) is fixedly arranged on the outer wall of the protection mechanism (1), and a second cooling mechanism (4) is fixedly arranged in the protection mechanism (1);
the method is characterized in that: the protection mechanism (1) comprises an outer protection shell (101), a top sealing cover plate (102) is covered on the top of the outer protection shell (101), an exhaust pipe (103) is arranged on the top of the top sealing cover plate (102) in a communicating mode, the annealing furnace body mechanism (2) comprises an annealing furnace main body (21) fixedly installed inside the outer protection shell (101), a supporting type tray (26) is rotatably installed at the bottom of the annealing furnace main body (21), a base (104) is fixedly installed at the bottom of the outer protection shell (101), an inner cavity of the base (104) is in a hollow state, a driving motor (105) is fixedly installed at the bottom of the base (104), a connecting type rotating shaft (106) is fixedly connected to the end portion of an output shaft of the driving motor (105), a connecting type gear ring (108) is fixedly installed on the outer wall of the connecting type rotating shaft (106), and a connecting type gear disc (27) fixedly connected with the supporting type tray (26) is meshed on the outer wall of the connecting type gear ring (108).
The number of the annealing furnace main bodies (21) is multiple, the annealing furnace main bodies (21) are sequentially arranged at equal intervals in a ring shape around the inner circumferential surface of the outer protective shell (101), high-pressure burner pipelines (22) are fixedly arranged on the inner walls of the annealing furnace main bodies (21), the outer walls of the high-pressure burner pipelines (22) are communicated with combustion pipelines (23), and feeding pipes (24) are communicated with the tops of the combustion pipelines (23);
the first cooling mechanism (3) comprises an annular fixing seat (31) fixedly arranged on the outer wall of the outer protective shell (101), a first air through pipe (32) is fixedly arranged on the outer wall of the annular fixing seat (31), an air inlet pipe (33) is communicated with the outer wall of the first air through pipe (32), a spiral supporting sleeve (34) is fixedly arranged on the inner wall of the annular fixing seat (31), a second air through pipe (35) communicated with the first air through pipe (32) is fixedly arranged in the spiral supporting sleeve (34), and a plurality of air nozzles (36) are communicated with the outer wall of the second air through pipe (35);
the bottom fixed mounting of outer protecting crust (101) has heat conduction type layer board (109), the top fixed mounting of heat conduction type layer board (109) has a plurality of bracing pieces (37), and a plurality of the top of bracing piece (37) all articulates has deflector (38), the bottom fixed mounting of deflector (38) has first expansion spring (39) with heat conduction type layer board (109) fixed connection.
2. The continuous high temperature hood-type annealing furnace for oriented silicon steel according to claim 1, wherein: the outer wall of the high-pressure burner pipeline (22) is provided with a plurality of burners in a linear and orderly equidistant state along the longitudinal surface, and the top of the annealing furnace main body (21) is provided with an air outlet pipe (25) in a vertical arrangement in a communicating way.
3. The continuous high temperature hood-type annealing furnace for oriented silicon steel according to claim 2, wherein: the second cooling mechanism (4) comprises a water inlet pipe (41) communicated with the top of the top sealing cover plate (102), and a plurality of U-shaped drainage channels (42) which are arranged in an inclined state are fixedly arranged on the outer wall of the annealing furnace main body (21);
the bottom of U type drainage channel (42) has seted up spacing type spout (43), the inside slidable mounting of spacing type spout (43) has spherical slider (44), the top fixed mounting of spherical slider (44) has cleaning brush (45).
4. A continuous high temperature hood-type annealing furnace for oriented silicon steel according to claim 3, wherein: the number of the spherical sliding blocks (44) is multiple, a plurality of positioning blocks (46) are fixedly arranged at the bottom of the U-shaped drainage channel (42), and a second telescopic spring (47) fixedly connected with the spherical sliding blocks (44) is fixedly arranged on one side of each positioning block (46).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310971183.0A CN116837206B (en) | 2023-08-03 | 2023-08-03 | Continuous high-temperature hood-type annealing furnace for oriented silicon steel |
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| CN202310971183.0A CN116837206B (en) | 2023-08-03 | 2023-08-03 | Continuous high-temperature hood-type annealing furnace for oriented silicon steel |
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| CN116837206A CN116837206A (en) | 2023-10-03 |
| CN116837206B true CN116837206B (en) | 2024-01-30 |
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| KR20020001204A (en) * | 2000-06-27 | 2002-01-09 | 이구택 | Sleeve for hot batch annealing furnace |
| KR20050029406A (en) * | 2003-09-22 | 2005-03-28 | 주식회사 포스코 | Device for guiding flow of heating air of batch annealing furnace |
| CN111593195A (en) * | 2020-07-09 | 2020-08-28 | 佛山市君诚宇机械设备有限公司 | High-efficient natural gas annealing stove of oriented silicon steel |
| CN113293280A (en) * | 2021-06-03 | 2021-08-24 | 包头威丰新材料有限公司 | Continuous high-temperature bell-type annealing furnace for oriented silicon steel and annealing process thereof |
| CN214950692U (en) * | 2021-07-07 | 2021-11-30 | 武汉华越钢铁有限公司 | Hood-type annealing furnace exhaust device |
| CN217579015U (en) * | 2022-04-08 | 2022-10-14 | 湖北帝盟新材料有限公司 | Bell-type annealing furnace for strip steel processing |
| CN218811942U (en) * | 2022-12-28 | 2023-04-07 | 武汉睿宇创科技有限公司 | Oriented silicon steel high-temperature annealing gas bell-type furnace |
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|---|---|
| CN116837206A (en) | 2023-10-03 |
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Denomination of invention: A continuous high-temperature bell type annealing furnace for oriented silicon steel Granted publication date: 20240130 Pledgee: Bank of China Limited by Share Ltd. Wuxi Huishan branch Pledgor: Wuxi Jinglong Huate Electric Co.,Ltd. Registration number: Y2024980011484 |