CN113503734B - Reverberatory furnace for sacrificial anode production - Google Patents
Reverberatory furnace for sacrificial anode production Download PDFInfo
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- CN113503734B CN113503734B CN202111059573.8A CN202111059573A CN113503734B CN 113503734 B CN113503734 B CN 113503734B CN 202111059573 A CN202111059573 A CN 202111059573A CN 113503734 B CN113503734 B CN 113503734B
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- 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
- F27B14/00—Crucible or pot furnaces
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F13/00—Inhibiting corrosion of metals by anodic or cathodic protection
- C23F13/02—Inhibiting corrosion of metals by anodic or cathodic protection cathodic; Selection of conditions, parameters or procedures for cathodic protection, e.g. of electrical conditions
- C23F13/06—Constructional parts, or assemblies of cathodic-protection apparatus
- C23F13/08—Electrodes specially adapted for inhibiting corrosion by cathodic protection; Manufacture thereof; Conducting electric current thereto
- C23F13/12—Electrodes characterised by the material
- C23F13/14—Material for sacrificial anodes
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- 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
- F27B14/00—Crucible or pot furnaces
- F27B14/08—Details peculiar to crucible or pot furnaces
- F27B14/20—Arrangement of controlling, monitoring, alarm or like devices
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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
- F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
- F27D17/008—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases cleaning gases
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- 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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- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
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- Environmental & Geological Engineering (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
Abstract
The invention discloses a reverberatory furnace for producing a sacrificial anode, which belongs to the field of reverberatory furnaces and comprises a protective reverberatory furnace, wherein a shunting control gas plate is fixedly arranged at the left end of the protective reverberatory furnace through an expansion bolt, and the gas filled in the protective reverberatory furnace can be restrained and guided through a telescopic flow guide arc sheet, so that the diffusivity of the gas is reduced, the gas can be fully utilized by combustion flame, the probability of the gas contacting with a metal material at the lower side inside the protective reverberatory furnace is reduced, the probability of the metal material being oxidized is reduced, the generation of smoke is effectively inhibited, the oxidation loss of the metal material is reduced, the waste of the metal material is reduced, the production cost of the sacrificial anode is reduced, the economic benefit of the reverberatory furnace is improved, and the restraint capability of a gas self-temperature-regulating system on the telescopic flow guide arc sheet is self-regulated, the control difficulty of the process parameters is reduced, and the production efficiency of the protective reverberatory furnace is improved.
Description
Technical Field
The invention relates to the field of reverberatory furnaces, in particular to a reverberatory furnace for producing a sacrificial anode.
Background
The ship is an artificial transportation tool which mainly runs in geographical water, and the ship is composed of a plurality of parts and can be comprehensively classified into a ship body, a ship power device, ship electricity and the like according to the functions and purposes of the parts. Because the ship is used in water, the part of the ship body immersed in the water is very easy to be corroded by water, the firmness and the service life of the ship are reduced, and the existing near solution is to install a certain number of sacrificial anodes at the tail part of the ship and the part below the waterline of the ship shell to prevent the corrosion of the ship shell and the like.
The sacrificial anode for ship mainly includes two series of "zinc-aluminium-cadmium" and "aluminium-zinc-indium", and its preparation method is characterized by that it is made up by smelting metal, then casting and forming so as to obtain the sacrificial anodes with different specifications, in which the equipment for smelting metal is mainly a reverberatory furnace, and utilizes the mode of directly heating material by using flame to smelt metal, and said reverberatory furnace is formed from furnace base, furnace bottom, furnace wall, furnace top, charging hole, product discharge hole and flue, and its auxiliary equipment includes charging device, air-blowing device, smoke-discharging device and waste heat utilization device.
In the prior art, a large amount of oxygen is filled into a furnace body in the smelting process of the reverberatory furnace, so that the production efficiency of the reverberatory furnace is improved, and the aim of inhibiting smoke is fulfilled.
Disclosure of Invention
1. Technical problem to be solved
Aiming at the problems in the prior art, the invention aims to provide a reverberatory furnace for producing a sacrificial anode, the gas filled in the protective reverberatory furnace can be restrained and guided by the telescopic drainage arc sheet, the diffusivity of the gas is reduced, the gas can be fully utilized by combustion flame, the probability of the gas contacting with the metal material at the lower side in the protective reverberatory furnace is reduced, the probability of the metal material being oxidized is reduced, thereby effectively inhibiting the generation of flue gas, reducing the oxidation loss of metal materials, reducing the waste of the metal materials, reducing the production cost of the sacrificial anode, improving the economic benefit of the sacrificial anode, and the constraint capacity of the telescopic drainage arc sheet is self-regulated through the gas self-temperature regulating system, the control difficulty of process parameters is reduced, the parameter precision of the working process of the protective reverberatory furnace is improved, and the production efficiency of the protective reverberatory furnace is further improved.
2. Technical scheme
In order to solve the above problems, the present invention adopts the following technical solutions.
A reverberatory furnace for sacrificial anode production comprises a protective reverberatory furnace, wherein a flow distribution control air plate is fixedly installed at the left end of the protective reverberatory furnace through expansion bolts, the left end of the flow distribution control air plate is communicated with a fan through a switching pipeline, a plurality of air flow restraint pipes communicated with the flow distribution control air plate are fixedly connected to the right end of the flow distribution control air plate, an adjusting limiting ring is fixedly connected to the left side of the inner wall of each air flow restraint pipe, a plurality of telescopic drainage arc pieces are fixedly connected to the right end of the adjusting limiting ring, an adjusting induction ring is fixedly connected to the right end of each telescopic drainage arc piece, the adjusting induction ring is slidably connected with the air flow restraint pipes, a spiral drainage hemispherical groove is formed in one side, away from the air flow restraint pipes, of each telescopic drainage arc piece, and a flow adjusting component is arranged at one end, close to the air flow restraint pipes, of each telescopic drainage arc piece;
the outer end of the protective reflection furnace is fixedly provided with a control box, a gas self-temperature-regulating system is arranged in the control box, the gas self-temperature-regulating system comprises a gas self-regulating processing unit, the input end of the gas self-regulating processing unit is connected with a furnace temperature sensing unit, the output end of the gas self-regulating processing unit is connected with a wind power regulating unit and a gas flow regulating unit, the output end of the wind power regulating unit is electrically connected with a fan through a lead, and the gas filled in the protective reflection furnace is restrained and guided through a telescopic type flow guide arc sheet, so that the diffusivity of the gas is reduced, the gas can be fully utilized by combustion flame, the probability of the gas contacting with a metal material on the lower side in the protective reflection furnace is reduced, the probability of oxidation of the metal material is reduced, the generation of smoke is effectively inhibited, and the oxidation loss of the metal material can be reduced, the waste of metal materials is reduced, the production cost of the sacrificial anode is reduced, the economic benefit of the sacrificial anode is improved, the constraint capacity of the telescopic drainage arc piece is self-regulated through the gas self-temperature regulating system, the control difficulty of technological parameters is reduced, the parameter precision of the working process of the protective reverberatory furnace is improved, and the production efficiency of the protective reverberatory furnace is further improved.
Further, the flow regulating assembly comprises a telescopic magnetic isolation seal, one end of the telescopic drainage arc piece close to the air flow restraint pipe is fixedly connected with the telescopic magnetic isolation seal, the other end of the telescopic magnetic isolation seal is fixedly connected with the air flow restraint pipe, the inner wall of one side of the telescopic magnetic isolation seal close to the air flow restraint pipe is fixedly connected with a plurality of electromagnetic arc-shaped suction plates, the inner wall of one side of the telescopic magnetic isolation seal far away from the air flow restraint pipe is fixedly connected with a plurality of electromagnetic arc-shaped repulsion plates corresponding to the electromagnetic arc-shaped suction plates, the electromagnetic arc-shaped suction plates and the electromagnetic arc-shaped repulsion plates are respectively and electrically connected with the output end of the air flow regulating unit through leads, the magnetism and the magnetic strength of the electromagnetic arc-shaped suction plates and the electromagnetic arc-shaped repulsion plates are controlled through the air flow regulating unit, and then the electromagnetic arc-shaped suction plates and the electromagnetic arc-shaped repulsion plates generate the action of attractive magnetic force or the repulsive magnetic force, so that the telescopic drainage arc piece is driven to generate the action of expanding and necking in the air flow restraint pipe, the flow of gas is effectively adjusted through controlling the restraint diameter of the telescopic type drainage arc piece, the combustion intensity of combustion flame is effectively controlled, the temperature in the protective type reflecting furnace is convenient to accurately adjust, the smelting effect of the protective type reflecting furnace on metal is improved, the quality of smelted molten metal is improved, and the quality of a sacrificial anode is improved.
Further, a plurality of isolation elastic strips of fixedly connected with between electromagnetism arc-shaped suction plate and the electromagnetism arc-shaped repellent plate, and keep apart the elastic strip and adopt to make for the non-metallic composite who does not have the magnetic conductivity, repel the distance between the board through keeping apart elastic strip to electromagnetism arc-shaped suction plate and electromagnetism arc, effectively avoid electromagnetism arc-shaped suction plate and electromagnetism arc-shaped repellent plate to remove to magnetic force extreme position, guarantee its continuation.
Further, two the flexible type drainage arc piece is close to one end fixedly connected with adaptability deformation strip mutually, and flexible type drainage arc piece is close to adaptability deformation strip one side and has seted up the water conservancy diversion fillet, makes to form closed pipeline between a plurality of flexible type drainage arc pieces through adaptability deformation strip, when effectively retraining the drainage, reduces the loss of gas in transportation process, improves gaseous utilization ratio.
Furthermore, a thermal induction automatic control assembly is arranged between the adjusting limit ring and the adjusting induction ring and is positioned on one side of the telescopic drainage arc sheet close to the airflow restriction pipe, the thermal induction automatic control assembly comprises a thermal memory metal strip, the left end of the adjusting limit ring is fixedly connected with a plurality of thermal memory metal strips, the left end of each thermal memory metal strip extends to the outer side of the adjusting induction ring and is fixedly connected with a heat collection end groove, when the heat collection end groove induces different temperatures in the protective reflection furnace, the thermal memory metal strips can make corresponding memory deformation according to the range value of the temperature, and then the adjusting induction ring is driven to extrude or extend the telescopic drainage arc sheet, so that the density of the spiral drainage semispherical groove is changed, the constraint condition of the spiral drainage semispherical groove on gas is changed, and further the diffusion range of the gas entering the protective reflection furnace is changed, the intensity of combustion flame is changed, the temperature in the protective reverberatory furnace can be effectively finely adjusted, and the temperature control precision of the protective reverberatory furnace is improved.
Further, two fixedly connected with soaking ring piece between the thermal-arrest end slot, and thermal-arrest end slot and soaking ring piece right side all with adjust the induction coil butt, conduct the temperature between the thermal-arrest end slot through soaking ring piece, reduce the difference in temperature between a plurality of thermal-arrest end slots, and then effectively improve the equilibrium of concertina type drainage arc piece deformation, effectively guarantee the continuous effect that corresponds in spiral drainage hemisphere groove, keep effectual whirl binding force.
Furthermore, adjust the equal fixedly connected with location response flange in both ends about the induction coil, airflow restraint inside pipe wall is seted up and is responded to flange sliding connection's regulation spout with the location.
Furthermore, the left and right inner walls of the adjusting chute are fixedly provided with pressure sensing contact pieces matched with the positioning sensing convex plates, the pressure sensing contact pieces are electrically connected with the input end of the temperature sensing unit in the furnace through leads, when the temperature in the protective reverberatory furnace exceeds the deformation range of the thermal memory metal strip, the positioning sensing convex plates can be abutted against any one of the left and right inner walls of the adjusting chute, and the pressure sensing contact pieces sense electric control signals under the influence of the deformation pressure of the thermal memory metal strip, the temperature sensing unit in the furnace can judge the error direction of the temperature in the protective reverberatory furnace according to the signal feedback of the corresponding pressure sensing contact pieces, so that the gas self-adjusting processing unit can finely adjust the temperature in the protective reverberatory furnace, the purposes of self-detection and self-adjustment in the working process of the protective reverberatory furnace are effectively realized, and the automatic control degree of the protective reverberatory furnace is improved, the work efficiency of protection type reverberatory furnace is improved to through the cooperation of thermal memory metal strip and forced induction contact, can detect the interior temperature of protection type reverberatory furnace after the fine setting, be convenient for in time remind the unusual of the interior temperature of staff protection type reverberatory furnace, reduce the loss of resource.
Furthermore, an exhaust gas combustion-supporting tube is fixedly connected to the outer end of the airflow restraint tube, a plurality of exhaust gas combustion-supporting tubes communicated with the flow distribution control gas plate are fixedly connected to the inner portion of the exhaust gas combustion-supporting tube, a diffusion opening tube is fixedly connected to the left end of the exhaust gas combustion-supporting tube, combustion supporting can be performed on combustion flame close to a smoke output position through the diffusion opening tube, a combustion effect is improved, smoke is reduced, and the environmental friendliness of the protective reverberatory furnace is improved through a local combustion-supporting mode.
Furthermore, the input end of the gas self-regulation processing unit is also connected with a flue gas sensing unit, the flue gas sensing unit is electrically connected with a flue gas sensing probe fixedly installed on the inner wall of the protective reverberatory furnace through a lead, the output end of the gas self-regulation processing unit is also connected with a tail gas combustion-supporting unit, the output end of the tail gas combustion-supporting unit is electrically connected with an electric control valve installed in a tail gas combustion-supporting pipe through a lead, and the flue gas generation amount in the protective reverberatory furnace can be autonomously detected and autonomously supported by combustion through the cooperation of the tail gas combustion-supporting unit and the flue gas sensing probe, so that the intellectualization of the protective reverberatory furnace is effectively improved, the input of manpower is reduced, and the pollution of the protective reverberatory furnace to the environment is reduced.
3. Advantageous effects
Compared with the prior art, the invention has the advantages that:
(1) this scheme retrains and guides the gas of filling into in the protection type reverberatory furnace through the concertina type drainage arc piece, reduce its diffusivity, make it fully utilized by burning flame, reduce its probability with the metal material contact of the inside downside of protection type reverberatory furnace, reduce the probability that metal material is oxidized, and then when effectively inhibiting the flue gas production, can also reduce metal material's oxidation loss, the waste of metal material has been reduced, the manufacturing cost of sacrificial anode has been reduced, so its economic benefits has been improved, and carry out self-interacting to the constraining ability of concertina type drainage arc piece through gaseous self-regulating temperature system, the control degree of difficulty of reduction technological parameter, the parameter precision of protection type reverberatory furnace working process is improved, and then improve the production efficiency of protection type reverberatory furnace.
(2) The magnetism and the magnetic force intensity of the electromagnetic arc suction plate and the electromagnetic arc repulsion plate are controlled through the air flow adjusting unit, so that the electromagnetic arc suction plate and the electromagnetic arc repulsion plate can generate the action of attractive magnetic force or repulsive magnetic force with applicability, the telescopic type drainage arc piece is driven to generate the action of expanding and necking in the air flow restraint pipe, the flow of gas is effectively adjusted by controlling the restraint diameter of the telescopic type drainage arc piece, the combustion intensity of combustion flame is effectively controlled, the temperature in the protective type reflecting furnace can be conveniently and accurately adjusted, the metal smelting effect of the protective type reflecting furnace is improved, the quality of smelted metal liquid is improved, and the quality of a sacrificial anode is improved.
(3) When different temperatures in thermal-arrest end slot response protection type reverberatory furnace, corresponding memory deformation can be made to hot memory metal strip according to the scope value of temperature, and then drive and adjust the induction coil and extrude or extend to concertina type drainage arc piece, make the density in spiral drainage hemisphere groove change, make spiral drainage hemisphere groove change the restraint situation of gas, and then change the diffusion range that gas got into in the protection type reverberatory furnace, change combustion flame's intensity, can effectively finely tune the temperature in the protection type reverberatory furnace, improve the accuse temperature precision of protection type reverberatory furnace.
(4) When the temperature in the protective reverberatory furnace exceeds the deformation range of the thermal memory metal strip, the positioning sensing convex plate can be abutted against any position of the left inner wall and the right inner wall of the adjusting chute, and the pressure sensing contact piece senses an electric control signal under the influence of the deformation pressure of the thermal memory metal strip, the temperature sensing unit in the furnace can judge the error direction of the temperature in the protective reverberatory furnace according to the signal feedback of the corresponding pressure sensing contact piece, so that the gas self-regulating processing unit can finely regulate the temperature in the protective reverberatory furnace, the purposes of self-checking and self-regulating of the working process of the protective reverberatory furnace can be effectively realized, the automatic control degree of the protective reverberatory furnace can be improved, the working efficiency of the protective reverberatory furnace can be improved, and the temperature in the protective reverberatory furnace after the fine regulation can be detected through the cooperation of the thermal memory metal strip and the pressure sensing contact piece, so that the abnormal temperature in the protective reverberatory furnace can be timely reminded by workers, and the resource loss is reduced.
(5) The pipe is opened through the diffusion can carry out combustion-supporting to the burning flame that is close to flue gas output position, improves the combustion effect, reduces the production of flue gas, improves the feature of environmental protection of protection type reverberatory furnace through the mode of local combustion-supporting.
(6) Through the cooperation of the tail gas combustion-supporting unit and the flue gas sensing probe, the flue gas production in the protective reverberatory furnace can be autonomously detected and autonomously supported, so that the intelligence of the protective reverberatory furnace is effectively improved, the input of manpower is reduced, and the pollution of the protective reverberatory furnace to the environment is reduced.
Drawings
FIG. 1 is a schematic structural diagram of the use principle of the protective reverberatory furnace of the present invention;
FIG. 2 is a schematic view of the control flow structure of the gas self-temperature-adjusting system of the present invention;
FIG. 3 is a schematic view of an axial structure of a split flow control plate according to the present invention;
FIG. 4 is a schematic view of an axial view of the interior of the gas flow restraining tube of the present invention;
FIG. 5 is a schematic view of the explosion structure of the telescopic type drainage arc piece of the present invention;
FIG. 6 is a schematic view of the axial measurement structure of the thermal sensor module of the present invention;
FIG. 7 is a schematic left side cross-sectional view of a flow regulating assembly of the present invention;
FIG. 8 is a schematic view of an axial measurement structure of the telescopic type drainage arc piece of the present invention in a maximum temperature control deformation state;
FIG. 9 is a schematic view of an axial measurement structure of the telescopic type drainage arc piece of the present invention in a minimum temperature control deformation state;
fig. 10 is a front sectional view schematically illustrating the air flow restricting process according to the present invention.
The reference numbers in the figures illustrate:
the device comprises a protective reverberatory furnace 1, a split-flow control air plate 2, an air flow restraint pipe 3, an adjusting chute 301, a telescopic drainage arc piece 4, a spiral drainage semispherical groove 401, an adjusting limiting ring 402, an adjusting induction ring 403, a positioning induction convex plate 404, an adaptive deformation strip 5, a flow adjusting component 6, a telescopic magnetic isolation seal 601, an electromagnetic arc suction plate 602, an electromagnetic arc repulsion plate 603, an isolation elastic strip 604, a thermal induction automatic control component 7, a thermal memory metal strip 701, a heat collection end groove 702, a soaking ring 703, a tail gas combustion-supporting cylinder 8, a tail gas combustion-supporting pipe 801 and a diffusion gap pipe 802.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1-10, a reverberatory furnace for sacrificial anode production comprises a protective reverberatory furnace 1, a diversion control air plate 2 is fixedly installed at the left end of the protective reverberatory furnace 1 through an expansion bolt, the left end of the diversion control air plate 2 is communicated with a fan through a transfer pipeline, a plurality of airflow constraining tubes 3 communicated with the diversion control air plate 2 are fixedly connected at the right end of the diversion control air plate 2, an adjusting limiting ring 402 is fixedly connected at the left side of the inner wall of the airflow constraining tubes 3, a plurality of telescopic drainage arc sheets 4 are fixedly connected at the right end of the adjusting limiting ring 402, an adjusting induction ring 403 is fixedly connected at the right end of the telescopic drainage arc sheets 4, the adjusting induction coil 403 is connected with the airflow constraining tube 3 in a sliding manner, a spiral drainage semispherical groove 401 is formed in one side, far away from the airflow constraining tube 3, of the telescopic drainage arc piece 4, and a flow adjusting assembly 6 is arranged at one end, close to the airflow constraining tube 3, of the telescopic drainage arc piece 4; referring to fig. 4 and 5, two telescopic drainage arc pieces 4 are close to one end fixedly connected with adaptive deformation strip 5, and the telescopic drainage arc pieces 4 are close to one side of the adaptive deformation strip 5 and are provided with a diversion fillet, so that a closed pipeline is formed between the telescopic drainage arc pieces 4 through the adaptive deformation strip 5, the drainage is effectively restrained, meanwhile, the loss of gas in the conveying process is reduced, and the utilization rate of the gas is improved.
Referring to fig. 2, a control box is fixedly installed at the outer end of the protective reverberatory furnace 1, a gas self-regulating system is arranged in the control box, the gas self-regulating system comprises a gas self-regulating processing unit, the input end of the gas self-regulating processing unit is connected with a furnace temperature sensing unit, the output end of the gas self-regulating processing unit is connected with a wind power regulating unit and a gas flow regulating unit, the output end of the wind power regulating unit is electrically connected with a fan through a lead, the gas filled in the protective reverberatory furnace 1 is restrained and guided through a telescopic type flow guide arc sheet 4, the diffusivity of the gas is reduced, the gas can be fully utilized by combustion flame, the probability of the gas contacting with the metal material at the lower side inside of the protective reverberatory furnace 1 is reduced, the probability of the metal material being oxidized is reduced, further, the generation of smoke is effectively inhibited, the oxidation loss of the metal material can be reduced, and the waste of the metal material is reduced, the production cost of the sacrificial anode is reduced, so that the economic benefit of the sacrificial anode is improved, the constraint capacity of the telescopic type drainage arc piece 4 is self-regulated through the gas self-temperature regulating system, the control difficulty of the process parameters is reduced, the parameter precision of the working process of the protective type reverberatory furnace 1 is improved, and the production efficiency of the protective type reverberatory furnace 1 is further improved.
Referring to fig. 7, the flow rate adjusting assembly 6 includes a telescopic magnetic-isolation seal 601, one end of the telescopic drainage arc sheet 4 close to the airflow restriction tube 3 is fixedly connected with the telescopic magnetic-isolation seal 601, the other end of the telescopic magnetic-isolation seal 601 is fixedly connected with the airflow restriction tube 3, the inner wall of the telescopic magnetic-isolation seal 601 close to the airflow restriction tube 3 is fixedly connected with a plurality of electromagnetic arc-shaped suction plates 602, the inner wall of the telescopic magnetic-isolation seal 601 far from the airflow restriction tube 3 is fixedly connected with a plurality of electromagnetic arc-shaped repulsion plates 603 corresponding to the electromagnetic arc-shaped suction plates 602, the plurality of electromagnetic arc-shaped suction plates 602 and the plurality of electromagnetic arc-shaped repulsion plates 603 are uniformly distributed along the axial direction of the telescopic drainage arc sheet 4, the electromagnetic arc-shaped suction plates 602 and the electromagnetic arc-shaped repulsion plates 603 are respectively electrically connected with the output end of the airflow adjusting unit through wires, and the magnetism and the magnetic strength of the electromagnetic arc-shaped suction plates 602 and the electromagnetic arc-shaped repulsion plates 603 are controlled through the airflow adjusting unit, and then the flexible guide arc piece is enabled to generate the action of attractive magnetic force or repulsive magnetic force, so that the flexible guide arc piece 4 is driven to generate the action of expanding and necking in the airflow restraint tube 3, the restraint diameter of the flexible guide arc piece 4 is effectively controlled to adjust the flow of gas, the combustion intensity of combustion flame is effectively controlled, the temperature in the protective reverberatory furnace 1 is conveniently and accurately adjusted, the metal smelting effect of the protective reverberatory furnace 1 is improved, the quality of smelted molten metal is improved, and the quality of a sacrificial anode is improved. Referring to fig. 7, a plurality of isolation elastic strips 604 are fixedly connected between the electromagnetic arc-shaped suction plate 602 and the electromagnetic arc-shaped repulsion plate 603, and the isolation elastic strips 604 are made of a non-metal composite material without magnetic permeability, so that the distance between the electromagnetic arc-shaped suction plate 602 and the electromagnetic arc-shaped repulsion plate 603 is limited by the isolation elastic strips 604, the electromagnetic arc-shaped suction plate 602 and the electromagnetic arc-shaped repulsion plate 603 are effectively prevented from moving to a magnetic force limit position, and the continuous action of the electromagnetic arc-shaped suction plate 602 and the electromagnetic arc-shaped repulsion plate 603 is ensured.
Referring to fig. 3-6, a thermal induction self-control assembly 7 is further disposed between the adjusting limiting ring 402 and the adjusting induction ring 403, the thermal induction self-control assembly 7 is disposed on one side of the telescopic current-guiding arc sheet 4 close to the airflow restriction tube 3, the thermal induction self-control assembly 7 includes a thermal memory metal strip 701, a plurality of thermal memory metal strips 701 are fixedly connected to the left end of the adjusting limiting ring 402, the thermal memory metal strips 701 are made of a plurality of memory metal wires with different temperature memory points, and a flexible thermal insulation sleeve is wrapped outside the thermal memory metal strips 701, selection of the temperature memory points of the thermal memory metal strips 701 can be selected and configured by a person skilled in the art according to actual process parameters, through test data of different parameters, memory metal wires with a proper ratio are selected, the left end of the thermal memory metal strips 701 extends to the outside of the adjusting induction ring 403 and is fixedly connected with a heat collection end groove 702, when different temperatures are induced in the protective reverberatory furnace 1 by the heat collection end groove 702, thermal memory metal strip 701 can make corresponding memory deformation according to the scope value of temperature, and then drive and adjust induction coil 403 and extrude or extend concertina type drainage arc piece 4, make the density of spiral drainage hemisphere groove 401 change, make spiral drainage hemisphere groove 401 change the restraint situation of gas, and then change the diffusion range of gas entering protection type reverberatory furnace 1, change combustion flame's intensity, can effectively finely tune the temperature in protection type reverberatory furnace 1, improve protection type reverberatory furnace 1's accuse temperature precision. Referring to fig. 6 and 10, a soaking ring 703 is fixedly connected between the two heat collecting end grooves 702, and the right sides of the heat collecting end grooves 702 and the soaking ring 703 are both abutted to the adjusting induction coil 403, so that the temperature between the heat collecting end grooves 702 is conducted through the soaking ring 703, the temperature difference between the heat collecting end grooves 702 is reduced, the deformation balance of the telescopic type flow guiding arc piece 4 is effectively improved, the continuous corresponding effect of the spiral flow guiding hemispherical groove 401 is effectively ensured, and the effective rotational flow constraint force is maintained.
Referring to fig. 6, the upper and lower ends of the adjusting induction coil 403 are fixedly connected with positioning induction convex plates 404, and the inner wall of the airflow restriction tube 3 is provided with an adjusting chute 301 slidably connected with the positioning induction convex plates 404. Referring to fig. 6, 8 and 9, the left and right inner walls of the adjusting chute 301 are fixedly installed with pressure sensing contact pieces matched with the positioning sensing convex plate 404, the pressure sensing contact pieces are electrically connected with the input end of the furnace temperature sensing unit through wires, when the temperature in the protective reverberatory furnace 1 exceeds the deformation range of the thermal memory metal strip 701, the positioning sensing convex plate 404 will abut against any one of the left and right inner walls of the adjusting chute 301, and the pressure sensing contact pieces sense the electric control signal under the influence of the deformation pressure of the thermal memory metal strip 701, the furnace temperature sensing unit can judge the error direction of the temperature in the protective reverberatory furnace 1 according to the signal feedback of the corresponding pressure sensing contact piece, so as to facilitate the gas self-adjusting processing unit to finely adjust the temperature in the protective reverberatory furnace 1, and effectively achieve the purposes of self-checking and self-adjusting in the working process of the protective reverberatory furnace 1, the automation control degree of the protective reverberatory furnace 1 is improved, the working efficiency of the protective reverberatory furnace 1 is improved, the temperature in the protective reverberatory furnace 1 after fine adjustment can be detected through the cooperation of the thermal memory metal strip 701 and the pressure sensing contact plate, the abnormity of the temperature in the protective reverberatory furnace 1 of workers can be reminded conveniently and timely, and the resource loss is reduced.
Please refer to fig. 3, the outer end of the gas flow restraint tube 3 is fixedly connected with a tail gas combustion-supporting tube 8, the interior of the tail gas combustion-supporting tube 8 is fixedly connected with a plurality of tail gas combustion-supporting tubes 801 communicated with the split flow control gas plate 2, the left end of the tail gas combustion-supporting tube 801 is fixedly connected with a diffusion gap tube 802, the diffusion gap tube 802 is in a horn shape, and the right end of the diffusion gap tube is provided with a plurality of gaps, so that the gas diffusivity of the diffusion gap tube 802 is improved, the tail part of the combustion flame can be fully combusted, the combustion flame close to the flue gas output position can be supported by the diffusion gap tube 802, the combustion effect is improved, the generation of the flue gas is reduced, and the environmental protection performance of the protective reverberatory furnace 1 is improved by a local combustion-supporting mode. Referring to fig. 2-4 and fig. 10, the input end of the gas self-adjusting processing unit is further connected with a flue gas sensing unit, the flue gas sensing unit is electrically connected with a flue gas sensing probe fixedly installed on the inner wall of the protective reverberatory furnace 1 through a wire, the output end of the gas self-adjusting processing unit is further connected with a tail gas combustion-supporting unit, the output end of the tail gas combustion-supporting unit is electrically connected with an electric control valve installed in a tail gas combustion-supporting pipe 801 through a wire, and the flue gas generation amount in the protective reverberatory furnace 1 can be autonomously detected and autonomously supported by matching the tail gas combustion-supporting unit and the flue gas sensing probe, so that the intelligence of the protective reverberatory furnace 1 is effectively improved, the input of manpower is reduced, and the pollution of the protective reverberatory furnace 1 to the environment is reduced.
Referring to fig. 1-10, it should be noted that, in order to improve the effect of the diversion control gas plate 2, the gas flow restriction pipe 3, and the telescopic type flow guide arc piece 4 on gas control, a person skilled in the art can select a suitable position to install according to the specific specification and model of the protective reverberatory furnace 1, where it is recommended to install the diversion control gas plate 2 at a position on the wall surface of the burner, the height of the diversion control gas plate may be slightly higher than the installation height of the burner, and the diversion control gas plate 2 is installed at a side close to the smoke outlet pipe and far away from the feed inlet; when the metal material is fed or supplemented, the work of the fan needs to be stopped, and after the feeding is finished, the protective reverberatory furnace 1 is oxygenated to reduce the contact between the metal material and oxygen;
in the working process of the protective reverberatory furnace 1, combustion flame continuously works to smelt metal materials, a fan works to fill a large amount of gas into the flow distribution control gas plate 2, so that the combustion efficiency of the combustion flame is improved, the generation of smoke is inhibited, the gas in the flow distribution control gas plate 2 enters the airflow restriction pipe 3 through the guide of the flow distribution control gas plate 2, a gas rotational flow is formed under the guide and restriction of the spiral flow guide hemispherical groove 401, and then after the gas enters the protective reverberatory furnace 1, a rotational flow type gas beam is formed, so that the diffusivity of the gas is reduced, the contact area with the metal material at the lower side is reduced while the gas can be fully utilized by the combustion flame, the oxidation loss of the metal materials is reduced, the temperature in the protective reverberatory furnace 1 is easily changed due to the influence of various factors in the continuous oxygenation combustion process, the heat collection end groove 702 receives the temperature in the protective reverberatory furnace 1, the temperature is transmitted into the thermal memory metal strip 701, so that the thermal memory metal strip 701 generates memory deformation when being subjected to temperature change;
if the heat collecting end groove 702 senses a lower temperature, the thermal memory metal strip 701 contracts, so that the adjusting induction coil 403 moves under the restriction of the positioning induction convex plate 404 and the adjusting sliding groove 301, the telescopic flow guiding arc sheet 4 and the adaptive deformation strip 5 are compressed in the axial direction, the density of the spiral flow guiding semispherical groove 401 is increased, the rotational flow pressure is increased, the travel of rotational flow restriction is reduced, the diffusivity of gas entering the protective reverberatory furnace 1 is increased, combustion flame can be contacted with oxygen in a large range, the combustion efficiency of the flame is improved, and a temperature rise effect is achieved, if the positioning induction convex plate 404 moves to the left end of the adjusting sliding groove 301, the temperature in the protective reverberatory furnace 1 is not increased, the thermal memory metal strip 701 continuously generates pressure contraction, the positioning induction convex plate 404 triggers a pressure induction contact sheet, and the pressure induction contact sheet transmits a signal to a furnace temperature induction unit, so that the temperature sensing unit in the furnace judges the temperature data in the protective reverberatory furnace 1 and transmits the judged data to the gas self-regulating processing unit, the gas self-regulating processing unit calculates the temperature difference, and the adjustment parameters are transmitted to a wind power adjustment unit and an air flow adjustment unit, firstly, the wind power adjustment unit adjusts the rotating speed of the fan, the gas content in the shunting control gas plate 2 is increased, the air flow adjustment unit controls the flow adjustment component 6, magnetic attraction is generated between the electromagnetic arc-shaped suction plate 602 and the electromagnetic arc-shaped repulsion plate 603, the telescopic drainage arc sheet 4 is driven to move close to the airflow restraint tube 3, diameter expansion adjustment is carried out, the content of gas entering the protective reverberatory furnace 1 is improved, the combustion intensity of combustion flame is further increased, the temperature in the protective reverberatory furnace 1 is improved, and then the temperature in the protective reverberatory furnace 1 is effectively and automatically controlled and adjusted;
if the heat collecting end groove 702 senses a higher temperature, the thermal memory metal strip 701 generates an extension action, so that the adjusting induction coil 403 moves under the restriction of the positioning induction convex plate 404 and the adjusting chute 301, and the extension in the axial direction is generated on the telescopic flow guiding arc sheet 4 and the adaptive deformation strip 5, so that the density of the spiral flow guiding semispherical groove 401 is reduced, the cyclone pressure is reduced, the travel of cyclone restriction is increased, the diffusivity of gas entering the protective reverberatory furnace 1 is reduced, the contact range of combustion flame and oxygen is reduced, the combustion efficiency is reduced, and the effect of cooling is achieved, if the positioning induction convex plate 404 moves to the right end of the adjusting chute 301, the temperature in the protective reverberatory furnace 1 is still not reduced, the thermal memory metal strip 701 continuously generates an extension pressure, so that the positioning induction convex plate 404 triggers a pressure induction contact piece, and the pressure induction contact piece transmits a signal to a furnace temperature induction unit, so that the temperature sensing unit in the furnace judges the temperature data in the protective reverberatory furnace 1 and transmits the judged data to the gas self-regulating processing unit, the gas self-regulating processing unit calculates the temperature difference, and the adjustment parameters are transmitted to a wind power adjustment unit and an air flow adjustment unit, firstly, the wind power adjustment unit adjusts the rotating speed of the fan, reduces the gas content in the shunting control gas plate 2, the air flow adjustment unit controls the flow adjustment component 6, magnetic force is generated between the electromagnetic arc-shaped suction plate 602 and the electromagnetic arc-shaped repulsion plate 603 to repel each other, the telescopic drainage arc sheet 4 is driven to move away from the airflow restraint tube 3, reducing adjustment is performed, the content of gas entering the protective reverberatory furnace 1 is reduced, the combustion intensity of combustion flame is further reduced, the temperature in the protective reverberatory furnace 1 is reduced, and then the temperature in the protective reverberatory furnace 1 is effectively subjected to autonomous control adjustment;
if the temperature in the protective reverberatory furnace 1 is automatically adjusted by the gas self-adjusting processing unit, the temperature sensing unit in the furnace senses that the temperature of the protective reverberatory furnace 1 is still unchanged within a certain time, the gas self-adjusting processing unit sends out warning prompt to workers through the control box, so that the workers check the protective reverberatory furnace 1 or manually control the temperature, and further the resource loss is effectively reduced; in the continuous combustion process of burning flame, because the influence of factors such as temperature control regulation, the probability that the easy increase flue gas produced, flue gas induction element is after detecting the flue gas of removal concentration this moment, with signal feedback to gaseous self-modulation processing unit, gaseous self-modulation processing unit handles data, then carry the control command to the combustion-supporting unit of tail gas, make the combustion-supporting unit control electric control valve of tail gas open, make the combustion-supporting pipe 801 of tail gas can be through diffusion opening pipe 802 to the transport gas in protection type reverberatory furnace 1, promote the combustion effect of burning flame at the end, and then effectively restrain the production of flue gas, improve protection type reverberatory furnace 1's feature of environmental protection.
The foregoing is only a preferred embodiment of the present invention; the scope of the invention is not limited thereto. Any person skilled in the art should be able to cover the technical scope of the present invention by equivalent or modified solutions and modifications within the technical scope of the present invention.
Claims (8)
1. A reverberatory furnace for sacrificial anode production comprises a protective reverberatory furnace (1), and is characterized in that: the left end of the protective reverberatory furnace (1) is fixedly provided with a shunt control air plate (2) through an expansion bolt, the left end of the flow distribution control air plate (2) is communicated with a fan through a switching pipeline, the right end of the flow distribution control air plate (2) is fixedly connected with a plurality of airflow restraint pipes (3) communicated with the flow distribution control air plate, the left side of the inner wall of the airflow restriction pipe (3) is fixedly connected with an adjusting limit ring (402), the right end of the adjusting limit ring (402) is fixedly connected with a plurality of telescopic drainage arc pieces (4), the right end of the telescopic drainage arc sheet (4) is fixedly connected with an adjusting induction coil (403), the adjusting induction coil (403) is connected with the airflow restraint tube (3) in a sliding way, one side of the telescopic drainage arc sheet (4) far away from the airflow restraint tube (3) is provided with a spiral drainage semispherical groove (401), one end of the telescopic drainage arc piece (4) close to the airflow restraint tube (3) is provided with a flow regulating assembly (6);
a control box is fixedly installed at the outer end of the protective reverberatory furnace (1), a gas self-temperature regulating system is arranged in the control box and comprises a gas self-regulating processing unit, the input end of the gas self-regulating processing unit is connected with a furnace temperature sensing unit, the output end of the gas self-regulating processing unit is connected with a wind power regulating unit and a gas flow regulating unit, and the output end of the wind power regulating unit is electrically connected with a fan through a lead;
the flow regulating assembly (6) comprises a telescopic magnetism-isolating seal (601), one end, close to the airflow restraint pipe (3), of the telescopic drainage arc piece (4) is fixedly connected with the telescopic magnetism-isolating seal (601), the other end of the telescopic magnetism-isolating seal (601) is fixedly connected with the airflow restraint pipe (3), the inner wall, close to the airflow restraint pipe (3), of the telescopic magnetism-isolating seal (601) is fixedly connected with a plurality of electromagnetic arc-shaped suction plates (602), the inner wall, far away from the airflow restraint pipe (3), of the telescopic magnetism-isolating seal (601) is fixedly connected with a plurality of electromagnetic arc-shaped repulsion plates (603) corresponding to the electromagnetic arc-shaped suction plates (602), and the electromagnetic arc-shaped suction plates (602) and the electromagnetic arc-shaped repulsion plates (603) are respectively and electrically connected with the output end of the airflow regulating unit through conducting wires;
adjust spacing collar (402) and adjust still to be provided with thermal induction automatic control subassembly (7) between induction coil (403), and thermal induction automatic control subassembly (7) are located flexible type drainage arc piece (4) and are close to air current about pipe (3) one side, thermal induction automatic control subassembly (7) are including hot memory metal strip (701), adjust a plurality of hot memory metal strips (701) of spacing collar (402) left end fixedly connected with, hot memory metal strip (701) left end extends to and adjusts induction coil (403) outside to fixedly connected with thermal-arrest end groove (702).
2. The reverberatory furnace according to claim 1, characterized in that: a plurality of isolation elastic strips (604) are fixedly connected between the electromagnetic arc-shaped suction plate (602) and the electromagnetic arc-shaped repulsion plate (603), and the isolation elastic strips (604) are made of non-metal composite materials without magnetic conductivity.
3. The reverberatory furnace according to claim 1, characterized in that: two the flexible drainage arc piece (4) are close to one end fixedly connected with adaptability deformation strip (5) mutually, and flexible drainage arc piece (4) are close to adaptability deformation strip (5) one side and have seted up the water conservancy diversion fillet.
4. The reverberatory furnace according to claim 1, characterized in that: a soaking ring piece (703) is fixedly connected between the two heat collecting end grooves (702), and the right sides of the heat collecting end grooves (702) and the soaking ring piece (703) are both abutted against the adjusting induction coil (403).
5. The reverberatory furnace according to claim 1, characterized in that: the upper end and the lower end of the adjusting induction ring (403) are fixedly connected with positioning induction convex plates (404), and the inner wall of the airflow restraint tube (3) is provided with an adjusting sliding groove (301) which is connected with the positioning induction convex plates (404) in a sliding manner.
6. The reverberatory furnace according to claim 5, characterized in that: and pressure sensing contact pieces matched with the positioning sensing convex plates (404) are fixedly arranged on the left inner wall and the right inner wall of the adjusting chute (301), and the pressure sensing contact pieces are electrically connected with the input end of the temperature sensing unit in the furnace through wires.
7. The reverberatory furnace according to claim 1, characterized in that: the gas flow restraint tube (3) is characterized in that the outer end of the gas flow restraint tube (3) is fixedly connected with a tail gas combustion-supporting cylinder (8), a plurality of tail gas combustion-supporting tubes (801) communicated with the flow distribution control gas plate (2) are fixedly connected in the tail gas combustion-supporting cylinder (8), and the left end of each tail gas combustion-supporting tube (801) is fixedly connected with a diffusion opening tube (802).
8. The reverberatory furnace according to claim 7, characterized in that: the input end of the gas self-regulation processing unit is also connected with a flue gas sensing unit, the flue gas sensing unit is electrically connected with a flue gas sensing probe fixedly installed on the inner wall of the protective reverberatory furnace (1) through a wire, the output end of the gas self-regulation processing unit is also connected with a tail gas combustion-supporting unit, and the output end of the tail gas combustion-supporting unit is electrically connected with an electric control valve installed in a tail gas combustion-supporting pipe (801) through a wire.
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| US4236915A (en) * | 1978-12-21 | 1980-12-02 | Queneau Paul Etienne | Process for oxygen sprinkle smelting of sulfide concentrates |
| CN101165196B (en) * | 2006-10-19 | 2010-12-08 | 中国恩菲工程技术有限公司 | Technique for continuously smelting copper by employing oxygen bottom converter and device thereof |
| CN104501163B (en) * | 2014-12-11 | 2017-01-25 | 王立臣 | Oxygen-rich gas combustion device and oxygen-rich gas combustion method |
| CN208475323U (en) * | 2018-05-10 | 2019-02-05 | 武汉汇翔热工技术有限公司 | One kind is based on natural-gas anaerobicization burning burner |
| CN208346238U (en) * | 2018-06-28 | 2019-01-08 | 大冶有色金属有限责任公司 | A kind of anode furnace equipped with refining hole |
| CN108854285B (en) * | 2018-07-13 | 2019-10-01 | 廊坊一萍锅炉保养工程有限公司 | A kind of boiler endogenous fire side and water side maintaining method |
| CN112815308B (en) * | 2020-12-31 | 2021-12-17 | 长沙广钢气体有限公司 | Pure oxygen combustion device and combustion method for smelting reverberatory furnace |
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Address after: 226100 room 1, No. 777, Dingsheng Road, Changle Town, Haimen District, Nantong City, Jiangsu Province Patentee after: Nantong Haimen Xinrui Ship Parts Co.,Ltd. Address before: 226100 room 1, No. 777, Dingsheng Road, Changle Town, Haimen District, Nantong City, Jiangsu Province Patentee before: Haimen Xinrui Ship Parts Co.,Ltd. |