CN114752752B - Annealing furnace for annealing production process of phosphor bronze alloy wire - Google Patents
Annealing furnace for annealing production process of phosphor bronze alloy wire Download PDFInfo
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- CN114752752B CN114752752B CN202210458136.1A CN202210458136A CN114752752B CN 114752752 B CN114752752 B CN 114752752B CN 202210458136 A CN202210458136 A CN 202210458136A CN 114752752 B CN114752752 B CN 114752752B
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/08—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of copper or alloys based thereon
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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
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/26—Methods of annealing
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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
- C21D11/00—Process control or regulation for heat treatments
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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
- C21D9/56—Continuous furnaces for strip or wire
- C21D9/561—Continuous furnaces for strip or wire with a controlled atmosphere or vacuum
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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
- C21D9/56—Continuous furnaces for strip or wire
- C21D9/562—Details
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/02—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working in inert or controlled atmosphere or vacuum
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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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- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
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Abstract
The invention relates to the technical field of phosphor bronze alloy wire production equipment, in particular to an annealing furnace for a phosphor bronze alloy wire annealing production process, which comprises a gas continuous annealing furnace, wherein a PLC (programmable logic controller) is arranged at the rear of the gas continuous annealing furnace, a heat conduction device is arranged on the inner wall of the gas continuous annealing furnace, a waste heat utilization device is arranged at the upper end of the gas continuous annealing furnace, an oxygenation device is arranged at the rear end of the gas continuous annealing furnace, and a steam protection device is fixedly connected with the side end of the heat conduction device; through setting up waste heat utilization equipment, the chimney of arranging can preheat oxygen and water respectively with the waste heat waste gas that gas continuous annealing furnace produced, this not only can ensure that gas continuous annealing furnace heats phosphor bronze alloy line steadily, can also reduce the consumption of natural gas and the consumption of steam protection device operation, has effectively utilized waste heat resource to reach waste heat utilization's effect.
Description
Technical Field
The invention relates to the technical field of phosphor bronze alloy wire production equipment, in particular to an annealing furnace for a phosphor bronze alloy wire annealing production process.
Background
Annealing is a common process in the machining process, the annealing furnace is an indispensable processing device in annealing processing, at present, a continuous gas annealing furnace with a steam protection system is mostly adopted in factories for annealing phosphor bronze alloy wires, the steam protection system can isolate air from annealed workpieces, the probability of oxidizing the annealed workpieces is reduced, but the effective heat utilization rate of the annealing furnace is not high, and a lot of heat is dissipated or directly discharged during operation, so that unnecessary waste of resources is caused.
Therefore, an annealing furnace for a phosphor bronze alloy wire annealing production process is proposed to solve the above problems.
Disclosure of Invention
The technical scheme is that the annealing furnace for the phosphor bronze alloy wire annealing production process comprises a gas continuous annealing furnace, wherein a PLC (programmable logic controller) is arranged at the rear of the gas continuous annealing furnace, a heat conduction device is arranged on the inner wall of the gas continuous annealing furnace, a waste heat utilization device is arranged at the upper end of the gas continuous annealing furnace, an oxygenation device is arranged at the rear end of the gas continuous annealing furnace, a steam protection device is fixedly connected to the side end of the heat conduction device, and a cooling pipe is arranged at the other side end of the heat conduction device;
the waste heat utilization device comprises a preheating box and a smoke discharging tube, wherein the quantity of the preheating boxes is two, the two preheating boxes are arranged behind a gas continuous annealing furnace, the rear ends of the oxygenation devices penetrate through the lower parts of the preheating boxes, the side ends of the steam protection devices penetrate through the upper parts of the preheating boxes, the smoke discharging tube is fixedly connected to the upper ends of the gas continuous annealing furnace, the lower ends of the smoke discharging tubes are communicated with the gas continuous annealing furnace, the two preheating boxes are vertically stacked, the two heat conducting tubes are fixedly connected to one side of the inner wall of the preheating box, the two upper ends of the heat conducting tubes penetrate through the two preheating boxes respectively and are fixedly connected with the smoke discharging tube, and the front ends of the two heat conducting tubes are communicated with the smoke discharging tube.
Preferably, the side end of the smoke exhaust tube is fixedly connected with a filter communicated with the smoke exhaust tube, the rear end of the filter is fixedly connected with a first gas flow divider communicated with the filter, and the front ends of the two heat conduction tubes are communicated with the first gas flow divider.
Preferably, guide plates which are uniformly distributed are fixedly connected to two sides of the inner wall of the preheating box below, the width ratio of the guide plates to the preheating box below is four to five, and two adjacent guide plates are distributed in the preheating box below in a staggered manner.
Preferably, the lower end of the upper heat conduction pipe penetrates through the upper preheating tank and extends to the outside of the upper preheating tank, and the shape of the upper heat conduction pipe is spiral.
Preferably, the oxygenation device comprises an oxygen delivery pipe fixedly connected to the side end of the preheating box below, the front end of the oxygen delivery pipe penetrates through the preheating box below and extends to the inside of the gas continuous annealing furnace, the oxygen delivery pipe is in a snake shape, the oxygen delivery pipe and the guide plate are distributed in the preheating box below in a staggered mode, the front end of the oxygen delivery pipe is fixedly connected with a second gas diverter fixedly connected with the gas continuous annealing furnace, the front end of the second gas diverter is fixedly connected with a uniformly distributed diverter pipe, and the rear end of the diverter pipe is communicated with the front end of the oxygen delivery pipe.
Preferably, the steam protection device comprises a steam generator arranged at the rear of the gas continuous annealing furnace, the front end of the steam generator is fixedly connected with a gas transmission pipe fixedly connected with the furnace tube, two ends of the gas transmission pipe are respectively communicated with the steam generator and the heat conduction device, the upper end of the steam generator is fixedly connected with a drain pipe communicated with the steam generator, the side end of the drain pipe is fixedly connected with an infusion pump communicated with the drain pipe, the lower end of the infusion pump is fixedly connected with a water suction pipe communicated with the infusion pump, the lower end of the water suction pipe penetrates through the upper part of the preheating box, and the lowest position of the water suction pipe is arranged at the center of the preheating box.
Preferably, the heat conduction device comprises a furnace tube fixedly connected to the inside of the gas continuous annealing furnace, two side ends of the furnace tube are all penetrated to the outside of the gas continuous annealing furnace, two ends of the furnace tube are fixedly connected with guide pieces, one side end of the furnace tube is communicated with a gas transmission pipe, one side of the furnace tube is communicated with a cooling pipe, a drainage piece is fixedly connected to the inner bottom wall of the furnace tube, the lower end of the drainage piece is penetrated to the outside of the furnace tube, a return pipe communicated with the furnace tube is fixedly connected to the upper surface of the furnace tube, and the rear end of the return pipe penetrates through the gas continuous annealing furnace and extends to the inside of the steam generator.
Preferably, the inner bottom wall of the furnace tube is provided with a diversion trench, the section of the diversion trench is in an inverted right triangle shape, and the lowest part of the diversion trench is communicated with the drainage piece.
Preferably, the guide piece on one side comprises a guide pipe fixedly connected between the furnace pipe and the cooling pipe, opposite ends of the furnace pipe and the cooling pipe are communicated with the guide pipe, the inner surface of the guide pipe is in an hourglass shape, and the finest part of the inner wall of the guide pipe is embedded with a fluororubber sealing ring.
Preferably, the drainage piece includes fixed connection in the aqueduct of boiler tube lower surface, the upper end of aqueduct runs through the boiler tube and communicates with the lowest of guiding gutter, the surface cover of aqueduct is equipped with the recovery pipe, the inner wall fixedly connected with electric putter of recovery pipe, electric putter's upper end fixedly connected with and aqueduct sliding connection's retaining box, retaining box's upper end runs through to the outside of aqueduct, retaining box is than two with the length ratio of aqueduct, the water gap that is two in quantity is seted up to the surface of retaining box, the top the lowest of water gap flushes with the lowest of guiding gutter, the below the lowest of water gap flushes with the interior bottom of retaining box, inner wall one side fixedly connected with level sensor of retaining box.
The beneficial effects of the invention are as follows:
1. by arranging the waste heat utilization device, the exhaust pipe can respectively preheat oxygen and water with waste heat and waste gas generated by the gas continuous annealing furnace, so that the gas continuous annealing furnace can be ensured to stably heat the phosphor bronze alloy wire, the using amount of natural gas and the power consumption of the operation of the steam protection device can be reduced, waste heat resources are effectively utilized, and the effect of waste heat utilization is achieved;
2. through setting up the filter, the solid impurity in the filter can filter waste gas to reduce the probability that follow-up structure was blocked by solid impurity, in order to reduce staff's follow-up maintenance degree of difficulty, simultaneously first gas shunt can evenly carry the waste gas after evolving to two heat conduction pipes, in order to ensure that oxygen and water can both obtain effectual heating;
3. the guide plate can prolong the time of the exhaust gas passing through the preheating box below, so that the time of the exhaust gas for heating the oxygen is prolonged, the temperature of the oxygen is effectively increased, the power consumption of the gas continuous annealing furnace is reduced, meanwhile, the serpentine oxygen delivery pipe can prolong the time of the oxygen passing through the preheating box below, the time of the exhaust gas for waste heat of the oxygen is prolonged, and the preheating temperature of the oxygen is further increased;
4. the upper heat-conducting pipe with spiral design is adopted, so that the time required for the waste gas to pass through the upper preheating tank can be prolonged, the time for heating water by the waste gas is increased, the temperature of water is effectively increased, the power consumption of a steam generator is reduced, meanwhile, the design that the lowest part of the water suction pipe is arranged at the center of the upper preheating tank is adopted, the infusion pump can only extract half of the preheating water of the upper preheating tank at a time, the condition that the water is heated by the waste gas all the time can be ensured, and meanwhile, even if external cold water is added into the upper preheating tank, the cold water is mixed with hot water in the upper preheating tank, the stimulation to the upper preheating tank and the heat-conducting pipe can be reduced, so that the probability that the upper preheating tank and the heat-conducting pipe are damaged due to larger temperature difference is reduced;
5. by arranging the heat conducting device, the steam passing through the furnace tube can flow back to the steam generator along the backflow pipe, and the steam generator heats the steam to the designated temperature again and then is conveyed into the furnace tube through the gas pipe, so that the steam can be recycled, and the power consumption of the operation of the steam protection device is further reduced;
6. through drainage spare and PLC controller cooperation use, can discharge the inside comdenstion water of boiler tube by oneself, not only can reduce the influence of comdenstion water to the inside temperature of boiler tube, ensured that the inside temperature interval of boiler tube is more steady, this also need not the manual comdenstion water of discharging of staff to reduce staff's intensity of labour, the condensation that the guiding gutter can be condensed down inside the boiler tube simultaneously is led into the inside of retaining box through the top water guide mouth, need not to worry that the comdenstion water dispersedly detains in the inside of boiler tube, in order to reduce the degree of difficulty that the drainage spare retrieved the comdenstion water.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
FIG. 3 is a schematic diagram of a heat transfer device and a waste heat utilization device according to the present invention;
FIG. 4 is a schematic cross-sectional view of a heat conduction device according to the present invention;
FIG. 5 is an exploded view of the drain member of the present invention;
FIG. 6 is a schematic view of a partial explosion of a waste heat utilization device and an oxygenation device according to the invention;
FIG. 7 is a schematic view of a partial explosion of the waste heat utilizing device and the vapor protection device of the present invention.
In the figure: 1. a gas continuous annealing furnace; 2. a PLC controller; 3. a heat conduction device; 301. a furnace tube; 302. a guide member; 3021. a guide tube; 3022. a fluororubber seal ring; 303. a drain member; 3031. a water conduit; 3032. a recovery pipe; 3033. an electric push rod; 3034. a water storage box; 3035. a water guide port; 3036. a liquid level sensor; 304. a return pipe; 305. a diversion trench; 4. a waste heat utilization device; 401. a preheating box; 402. a smoke exhaust tube; 403. a heat conduction pipe; 404. a filter; 405. a first gas splitter; 406. a guide plate; 5. an oxygenation device; 501. an oxygen therapy tube; 502. a second gas splitter; 503. a shunt; 6. a vapor protection device; 601. a steam generator; 602. a gas pipe; 603. a drain pipe; 604. an infusion pump; 605. a water suction pipe; 7. and (5) cooling the tube.
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.
The specific implementation method comprises the following steps: as shown in fig. 1-7, an annealing furnace for a phosphor bronze alloy wire annealing production process comprises a gas continuous annealing furnace 1, wherein a PLC (programmable logic controller) 2 is arranged at the rear of the gas continuous annealing furnace 1, a heat conducting device 3 is arranged on the inner wall of the gas continuous annealing furnace 1, a waste heat utilization device 4 is arranged at the upper end of the gas continuous annealing furnace 1, an oxygenation device 5 is arranged at the rear end of the gas continuous annealing furnace 1, a steam protection device 6 is fixedly connected to the side end of the heat conducting device 3, and a cooling pipe 7 is arranged at the other side end of the heat conducting device 3.
As shown in fig. 3, 6 and 7, the waste heat utilization device 4 comprises two preheating tanks 401 and smoke discharging cylinders 402, the two preheating tanks 401 are all arranged behind the gas continuous annealing furnace 1, the rear end of the oxygenation device 5 penetrates through the outside of the lower preheating tank 401, the side end of the steam protection device 6 penetrates through the inside of the upper preheating tank 401, the smoke discharging cylinders 402 are fixedly connected to the upper end of the gas continuous annealing furnace 1, the lower end of the smoke discharging cylinders 402 is communicated with the gas continuous annealing furnace 1, the two preheating tanks 401 are vertically stacked, heat conducting pipes 403 are fixedly connected to one side of the inner wall of the two preheating tanks 401, the upper ends of the two heat conducting pipes 403 penetrate through the two preheating tanks 401 respectively and are fixedly connected with the smoke discharging cylinders 402, the front ends of the two heat conducting pipes 403 are communicated with the smoke discharging cylinders 402, the inside of the upper preheating tank 401 is filled with water, and the smoke discharging cylinders 402 can respectively preheat oxygen and water with waste heat and waste gas generated by the gas continuous annealing furnace 1, so that the waste heat and waste heat generated by the gas continuous annealing furnace 1 can be respectively preheated, the waste heat and the waste heat copper alloy wire can be stably heated by the gas continuous annealing furnace 1, the waste heat and the waste heat protection device 6 can be effectively utilized, and the waste heat consumption of the waste heat can be effectively utilized; the side end of the smoke exhaust tube 402 is fixedly connected with a filter 404 communicated with the smoke exhaust tube 402, the rear end of the filter 404 is fixedly connected with a first gas diverter 405 communicated with the filter 404, the front ends of the two heat conduction pipes 403 are communicated with the first gas diverter 405, the filter 404 can filter solid impurities in the waste gas so as to reduce the probability that a subsequent structure is blocked by the solid impurities, so that the subsequent maintenance difficulty of workers is reduced, and meanwhile, the first gas diverter 405 can uniformly convey the evolved waste gas into the two heat conduction pipes 403 so as to ensure that oxygen and water can be effectively heated; guide plates 406 which are uniformly distributed are fixedly connected to two sides of the inner wall of the lower preheating tank 401, the width ratio of the guide plates 406 to the lower preheating tank 401 is four to five, two adjacent guide plates 406 are distributed in the lower preheating tank 401 in a staggered manner, the guide plates 406 can prolong the time of exhaust gas passing through the lower preheating tank 401, the time of heating oxygen by the exhaust gas is prolonged, the temperature of oxygen is effectively increased, and the power consumption of the gas continuous annealing furnace 1 is reduced; the lower end of the upper heat conduction pipe 403 penetrates the upper preheating tank 401 and extends to the outside of the upper preheating tank 401, and the upper heat conduction pipe 403 is in a spiral shape, which can prolong the time required for the exhaust gas to pass through the upper preheating tank 401, increase the time for the exhaust gas to heat water, effectively increase the temperature of water, and reduce the power consumption of the steam generator 601.
As shown in fig. 6, the oxygen increasing device 5 includes an oxygen delivering tube 501 fixedly connected to the side end of the lower preheating tank 401, the front end of the oxygen delivering tube 501 penetrates through the lower preheating tank 401 and extends to the inside of the gas continuous annealing furnace 1, the oxygen delivering tube 501 is in a serpentine shape, the oxygen delivering tube 501 and the guide plate 406 are distributed in the inside of the lower preheating tank 401 in a staggered manner, the front end of the oxygen delivering tube 501 is fixedly connected with a second gas splitter 502 fixedly connected with the gas continuous annealing furnace 1, the front end of the second gas splitter 502 is fixedly connected with uniformly distributed split tubes 503, the rear ends of the split tubes 503 and the front end of the oxygen delivering tube 501 are communicated with the second gas splitter 502, and the serpentine oxygen delivering tube 501 can prolong the passing time of oxygen in the lower preheating tank 401 so as to prolong the time of oxygen after heat of waste gas and further improve the preheating temperature of oxygen.
As shown in fig. 7, the steam protection device 6 comprises a steam generator 601 arranged at the rear of the continuous gas annealing furnace 1, the front end of the steam generator 601 is fixedly connected with a gas pipe 602 fixedly connected with a furnace tube 301, two ends of the gas pipe 602 are respectively communicated with the steam generator 601 and the heat conduction device 3, the upper end of the steam generator 601 is fixedly connected with a drain pipe 603 communicated with the steam generator 601, the side end of the drain pipe 603 is fixedly connected with a liquid pump 604 communicated with the drain pipe 603, the lower end of the liquid pump 604 is fixedly connected with a water suction pipe 605 communicated with the liquid pump 604, the lower end of the water suction pipe 605 penetrates through the inside of the upper preheating tank 401, the lowest part of the water suction pipe 605 is arranged at the center of the upper preheating tank 401, the liquid pump 604 conveys preheated water into the drain pipe 603 through the water suction pipe 605, the drain pipe 603 conveys preheated water into the steam generator 601, meanwhile, the lowest part of the water suction pipe 605 is arranged at the center of the upper preheating tank 401, the liquid pump 604 can only pump a half of the preheating tank 401 at each time, the lower end of the liquid suction pump 604 is fixedly connected with the liquid suction pipe 604, the lower than the water suction pipe 605, the upper preheating tank 401 can be heated up by the upper heat exchanger 401, and the temperature difference of the upper heat exchanger 401 can be greatly reduced even if the upper heat exchanger 401 is polluted by the upper heat exchanger 401 and the upper heat exchanger 401 is always, and the upper heat exchanger 401 is polluted by the upper heat exchanger 401, and the upper heat exchanger 401 is always, and the upper heat water can be heated, and the upper heat exchanger 401 is heated, and the heat can be heated, and the heat can be well, and the heat easily heated.
As shown in fig. 3, 4 and 5, the heat conduction device 3 comprises a furnace tube 301 fixedly connected to the inside of the gas continuous annealing furnace 1, both side ends of the furnace tube 301 penetrate through the outside of the gas continuous annealing furnace 1, both ends of the furnace tube 301 are fixedly connected with a guide member 302, one side end of the furnace tube 301 is communicated with a gas pipe 602, the other side end of the guide member 302 is communicated with a cooling pipe 7, a water drain member 303 is fixedly connected to the inner bottom wall of the furnace tube 301, the lower end of the water drain member 303 penetrates through the outside of the furnace tube 301, a return pipe 304 communicated with the furnace tube 301 is fixedly connected to the upper surface of the furnace tube 301, the rear end of the return pipe 304 penetrates through the gas continuous annealing furnace 1 and extends into the inside of a steam generator 601, steam passing through the furnace tube 301 can flow back to the steam generator 601 along the return pipe 304, and the steam generator 601 heats the steam to a designated temperature again and then is conveyed into the furnace tube 301 through the gas pipe 602, so that the steam can be recycled, and the power consumption of the operation of the steam protection device 6 is further reduced; the inner bottom wall of the furnace tube 301 is provided with the diversion trench 305, the section of the diversion trench 305 is in an inverted right triangle shape, the lowest part of the diversion trench 305 is communicated with the drainage member 303, the diversion trench 305 can guide the condensed water condensed in the furnace tube 301 into the water storage box 3034 through the upper water guide port 3035, and the condensed water does not need to be dispersed and detained in the furnace tube 301, so that the difficulty of recovering the condensed water by the drainage member 303 is reduced; the guide piece 302 on one side comprises a guide pipe 3021 fixedly connected between the furnace pipe 301 and the cooling pipe 7, opposite ends of the furnace pipe 301 and the cooling pipe 7 are communicated with the guide pipe 3021, the guide pipe 3021 is in an hourglass shape, a fluororubber sealing ring 3022 is embedded and installed at the thinnest part of the inner wall of the guide pipe 3021, the fluororubber sealing rings 3022 on two sides of the furnace pipe 301 can seal the furnace pipe 301 on the premise that normal movement of a phosphor bronze alloy wire is not affected, the probability that steam leaks out of the furnace pipe 301 along the guide pipe 3021 is reduced, unnecessary waste of the steam is reduced, meanwhile, the guide pipe 3021 with the inner surface in an hourglass shape is adopted, condensed water of the guide pipe 3021 can be guided to the guide groove 305, and the condensed water does not need to be detained in the guide pipe 3021, so that the probability that the phosphor bronze alloy wire is corroded by the condensed water is reduced; the water draining member 303 comprises a water guide tube 3031 fixedly connected to the lower surface of the furnace tube 301, the upper end of the water guide tube 3031 penetrates through the furnace tube 301 and is communicated with the lowest part of the guide groove 305, a recovery tube 3032 is sleeved on the surface of the water guide tube 3031, an electric push rod 3033 is fixedly connected to the inner wall of the recovery tube 3032, a water storage box 3034 which is in sliding connection with the water guide tube 3031 is fixedly connected to the upper end of the electric push rod 3033, the upper end of the water storage box 3034 penetrates to the outside of the water guide tube 3031, the length ratio of the water storage box 3034 to the water guide tube 3031 is one to two, the surface of the water storage box 3034 is provided with two water guide openings 3035, the lowest part of the upper water guide opening 3035 is flush with the lowest part of the guide groove 305, the lowest part of the lower water guide opening 3035 is flush with the inner bottom wall of the water storage box 3034, one side of the inner wall of the water storage box 3034 is fixedly connected with a liquid level sensor 3036, the output end of the liquid level sensor 3036 is electrically connected with the input end of the PLC 2, the input end of the electric push rod 3033 is electrically connected with the output end of the PLC 2, when the liquid level sensor 3036 detects that condensed water with a corresponding height stays in the water storage box 3034, the PLC 2 controls the electric push rod 3033 to be shortened, the electric push rod 3033 drives the water storage box 3034 to move downwards, the lower water guide port 3035 moves to the lower part of the water guide pipe 3031, the lower water guide port 3035 loses a barrier, the condensed water flows into the recovery pipe 3032 along the lower water guide port 3035 under the influence of gravity, and in the process, the water guide pipe 3031 is sealed by the water storage box 3034 due to the fact that the length ratio of the water storage box 3034 to the water guide pipe 3031 is one to two, and the lower water guide port 3035 cannot leak out of the water guide pipe 3031 in the water discharge process, so that unnecessary waste of steam can be reduced.
When the invention is used, when the gas continuous annealing furnace 1 normally performs an annealing process on a phosphor bronze alloy wire, waste gas in the gas continuous annealing furnace 1 is discharged into the filter 404 along the smoke discharging tube 402, the filter 404 filters solid impurities in the waste gas, then the waste gas is led into the first gas diverter 405, the first gas diverter 405 diverts the waste gas into two heat conduction pipes 403, one side heat conduction pipe 403 leads the waste gas into the lower preheating box 401, the waste gas heats the oxygen conveying pipe 501 in the process of passing through the lower preheating box 401, the oxygen conveying pipe 501 re-heats the oxygen passing through, the oxygen for supporting combustion can be preheated in advance, the gas continuous annealing furnace 1 can be ensured to stably heat the phosphor bronze alloy wire, the usage amount of natural gas can be reduced, meanwhile, the other side heat conduction pipe 403 leads the waste gas into the upper preheating box 401, the waste gas heats water in the upper preheating box 401 in the process of passing through the upper preheating box 401, then the water conveying pipe 604 conveys the preheated water into the water conveying pipe 603, the preheated water conveying pipe 601 is conveyed into the water conveying pipe 601 through the water sucking pipe 603, and the water conveying pipe 601 is conveyed into the steam generator 601, and the steam generator 601 is reduced in the required operation time of the steam generator is reduced, and the required operation time is reduced;
when the gas pipe 602 can convey the steam inside the steam generator 601 into the furnace tube 301, so that the steam fills the furnace tube 301, which can prevent the outside air from penetrating into the furnace tube 301, so as to reduce the probability of oxidizing the phosphor bronze alloy wire by the air, meanwhile, the fluororubber sealing rings 3022 on two sides of the furnace tube 301 can seal the furnace tube 301 on the premise of not influencing the normal movement of the phosphor bronze alloy wire, so that the probability of exposing the steam to the furnace tube 301 along the guide pipe 3021 is reduced, the unnecessary waste of the steam is reduced, and the steam passing through the furnace tube 301 can flow back to the steam generator 601 along the return pipe 304, and after the steam generator 601 heats the steam to the designated temperature again, the steam is conveyed into the furnace tube 301 through the gas pipe 602, so that the steam can be recycled, and the power consumption of the operation of the steam protection device 6 is further reduced;
the guiding gutter 305 can lead the condensation that the inside of boiler tube 301 condensed down into the inside of retaining box 3034 through upper guiding gutter 3035, liquid level sensor 3036 detects the water level height of retaining box 3034 in real time, and give PLC controller 2 with monitoring data transmission, PLC controller 2 compares in real time according to the data that the staff preset, when the detection data surpassed the highest numerical value of predetermineeing, PLC controller 2 control shortens electric putter 3033, electric putter 3033 drives retaining box 3034 and moves down, retaining box 3034 drives two guiding gutter 3035 simultaneously and moves down, after upper guiding gutter 3035 moves down to the inside of water conduit 3031, at this moment retaining box 3031 is sealed to retaining box 3034, when lower guiding gutter 3035 moves to the below of water conduit 3031, lower guiding gutter 3035 loses the stopper this time, the comdenstion water flows into recovery tube 3032 along lower guiding gutter 3035 under the influence of gravity, when the detection data that liquid level sensor 3036 transmitted is less than the minimum numerical value of preheating, PLC controller 2 control electric putter 3033 again, this electric putter 3033 has been prolonged, this can not moved down by the lower than the lower numerical value of the staff's of preheating, this lower than the lower water level sensor 3035, this can not be to the lower the inside of boiler tube 301, the temperature of the lower than the lower temperature of the staff 301, can be reduced by the lower than the lower temperature of the water conduit 3031, the lower temperature of the staff 301, the inside can be guaranteed, the lower the temperature of the lower part of the staff is guaranteed, the temperature of the water conduit 301 is guaranteed, and the lower the temperature of the operator is more stable, and the temperature can be discharged to the inside can be lower to the lower down, and the temperature of the water drain the operator.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.
Claims (9)
1. An annealing furnace for a phosphor bronze alloy wire annealing production process comprises a gas continuous annealing furnace (1), and is characterized in that: the automatic gas continuous annealing furnace is characterized in that a PLC (programmable logic controller) controller (2) is arranged at the rear of the gas continuous annealing furnace (1), a heat conduction device (3) is arranged on the inner wall of the gas continuous annealing furnace (1), a waste heat utilization device (4) is arranged at the upper end of the gas continuous annealing furnace (1), an oxygenation device (5) is arranged at the rear end of the gas continuous annealing furnace (1), a steam protection device (6) is fixedly connected to the side end of the heat conduction device (3), and a cooling pipe (7) is arranged at the other side end of the heat conduction device (3);
the waste heat utilization device (4) comprises two preheating boxes (401) and smoke discharging cylinders (402), wherein the two preheating boxes (401) are all arranged behind the gas continuous annealing furnace (1), the rear ends of the oxygenation devices (5) penetrate through the outsides of the preheating boxes (401) below, the side ends of the steam protection devices (6) penetrate through the insides of the preheating boxes (401) above, the smoke discharging cylinders (402) are fixedly connected to the upper ends of the gas continuous annealing furnace (1), the lower ends of the smoke discharging cylinders (402) are communicated with the gas continuous annealing furnace (1), the two preheating boxes (401) are vertically stacked, one side of the inner wall of each preheating box (401) is fixedly connected with a heat conducting pipe (403), the upper ends of the two heat conducting pipes (403) penetrate through the two preheating boxes (401) respectively and are fixedly connected with the smoke discharging cylinders (402), the front ends of the two heat conducting pipes (403) are communicated with the smoke discharging cylinders (402), the lower inner walls of the preheating boxes (401) are uniformly distributed with guide plates (406),
oxygenation device (5) are including fixed connection in the below preheating cabinet (401) side oxygen therapy pipe (501), the front end of oxygen therapy pipe (501) runs through the below preheating cabinet (401) and extends to the inside of gas continuous annealing stove (1), the shape of oxygen therapy pipe (501) is the snakelike, oxygen therapy pipe (501) and deflector (406) crisscross distribution in the below preheating cabinet (401) inside, the front end fixedly connected with of oxygen therapy pipe (501) and gas continuous annealing stove (1) fixed connection's second gas shunt (502), the front end fixedly connected with evenly distributed shunt tubes (503) of second gas shunt (502), the rear end of shunt tubes (503) and the front end of oxygen therapy pipe (501) all communicate with second gas shunt (502).
2. The annealing furnace for the annealing production process of the phosphor bronze alloy wire according to claim 1, wherein: the side end fixedly connected with of section of thick bamboo (402) is discharged fume filter (404) of section of thick bamboo (402) intercommunication, the rear end fixedly connected with of filter (404) with first gas shunt (405) of filter (404) intercommunication, the front end of two heat pipe (403) all communicates with first gas shunt (405).
3. The annealing furnace for the annealing production process of the phosphor bronze alloy wire according to claim 1, wherein: the width ratio of the guide plates (406) to the preheating box (401) below is four to five, and two adjacent guide plates (406) are distributed in the preheating box (401) below in a staggered mode.
4. The annealing furnace for the annealing production process of the phosphor bronze alloy wire according to claim 1, wherein: the lower end of the upper heat conduction pipe (403) penetrates through the upper preheating tank (401) and extends to the outside of the upper preheating tank (401), and the shape of the upper heat conduction pipe (403) is spiral.
5. The annealing furnace for the annealing production process of the phosphor bronze alloy wire according to claim 1, wherein: the steam protection device (6) comprises a steam generator (601) arranged behind the gas continuous annealing furnace (1), the front end of the steam generator (601) is fixedly connected with a gas transmission pipe (602) fixedly connected with a furnace pipe (301), two ends of the gas transmission pipe (602) are respectively communicated with the steam generator (601) and a heat conduction device (3), the upper end of the steam generator (601) is fixedly connected with a drain pipe (603) communicated with the steam generator (601), the side end of the drain pipe (603) is fixedly connected with an infusion pump (604) communicated with the drain pipe (603), the lower end of the infusion pump (604) is fixedly connected with a water absorption pipe (605) communicated with the infusion pump (604), the lower end of the water absorption pipe (605) penetrates through the inside of the preheating box (401), and the lowest position of the water absorption pipe (605) is arranged at the center of the preheating box (401) above.
6. The annealing furnace for the annealing production process of the phosphor bronze alloy wire according to claim 5, wherein the annealing furnace comprises the following components: the heat conduction device (3) comprises a furnace tube (301) fixedly connected to the inside of the gas continuous annealing furnace (1), two side ends of the furnace tube (301) are all penetrated to the outside of the gas continuous annealing furnace (1), two ends of the furnace tube (301) are fixedly connected with guide pieces (302), one side end of the furnace tube (301) is communicated with a gas pipe (602), one side of the guide pieces (302) is communicated with a cooling pipe (7), a drainage piece (303) is fixedly connected to the inner bottom wall of the furnace tube (301), the lower end of the drainage piece (303) is penetrated to the outside of the furnace tube (301), a return pipe (304) communicated with the furnace tube (301) is fixedly connected to the upper surface of the furnace tube (301), and the rear end of the return pipe (304) penetrates through the gas continuous annealing furnace (1) and extends to the inside of the steam generator (601).
7. The annealing furnace for the annealing production process of the phosphor bronze alloy wire according to claim 6, wherein: the inner bottom wall of the furnace tube (301) is provided with a diversion trench (305), the section of the diversion trench (305) is in an inverted right triangle shape, and the lowest part of the diversion trench (305) is communicated with the drainage piece (303).
8. The annealing furnace for the annealing production process of the phosphor bronze alloy wire according to claim 6, wherein: one side guide piece (302) include fixed connection in boiler tube (301) and cooling tube (7) between guide tube (3021), boiler tube (301) and cooling tube (7)'s opposite end all communicate with guide tube (3021), the internal surface shape of guide tube (3021) is the hourglass form, fluororubber sealing washer (3022) is installed in the very thin department embedding of guide tube (3021) inner wall.
9. The annealing furnace for the annealing production process of the phosphor bronze alloy wire according to claim 7, wherein: the utility model provides a drainage spare (303) is including fixed connection in aqueduct (3031) of boiler tube (301) lower surface, the upper end of aqueduct (3031) runs through boiler tube (301) and communicates with the lowest of guiding gutter (305), the surface cover of aqueduct (3031) is equipped with recovery tube (3032), the inner wall fixedly connected with electric putter (3033) of recovery tube (3032), the upper end fixedly connected with of electric putter (3033) and aqueduct (3031) sliding connection's retaining box (3034), the outside to aqueduct (3031) is run through to the upper end of retaining box (3034), the length ratio of retaining box (3034) and aqueduct (3031) is one to two, the surface of retaining box (3034) has offered a quantity and is two aqueduct (3035), the top the lowest of aqueduct (3035) is flush with the lowest of guiding gutter (305), below the lowest of aqueduct (3035) is with the interior bottom of retaining box (3034), the inner wall (3034) is flush with the sensor of retaining box (6) one side of the inner wall of retaining box (3034) is connected with the sensor.
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