CN108759489A - Red lead oxidation furnace residual heat using device - Google Patents

Red lead oxidation furnace residual heat using device Download PDF

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Publication number
CN108759489A
CN108759489A CN201810235747.3A CN201810235747A CN108759489A CN 108759489 A CN108759489 A CN 108759489A CN 201810235747 A CN201810235747 A CN 201810235747A CN 108759489 A CN108759489 A CN 108759489A
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China
Prior art keywords
pipe
oxidation furnace
main
heat
red lead
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CN201810235747.3A
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Chinese (zh)
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CN108759489B (en
Inventor
徐志强
李自明
朱管义
朱可可
韦现亮
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安徽骏马化工科技股份有限公司
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Priority to CN201810235747.3A priority Critical patent/CN108759489B/en
Publication of CN108759489A publication Critical patent/CN108759489A/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27DDETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D17/00Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
    • F27D17/004Systems for reclaiming waste heat
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27DDETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D17/00Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
    • F27D17/008Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases cleaning gases
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27DDETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D19/00Arrangements of controlling devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27DDETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D17/00Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
    • F27D17/004Systems for reclaiming waste heat
    • F27D2017/007Systems for reclaiming waste heat including regenerators
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27MINDEXING SCHEME RELATING TO ASPECTS OF THE CHARGES OR FURNACES, KILNS, OVENS OR RETORTS
    • F27M2003/00Type of treatment of the charge
    • F27M2003/03Calcining

Abstract

A kind of red lead oxidation furnace residual heat using device,It is related to red lead production facility field,Including apparatus main body,Alumina silicate fiber felt,Flowmeter,Holder,Wind turbine,Temperature sensor,Heat accumulation pipe,Steel plate block,The trunk of described device main body and oxidation furnace is highly consistent,The side of oxidation furnace is fixed on by holder,Described device body interior is equipped with the heat accumulation pipe of marshalling,The suitable for reading of the heat accumulation pipe converges in escape pipe,With being connected into heat pipeline for oxidation furnace upper end,The lower mouth of the heat accumulation pipe gathers in main air inlet pipe,The main air inlet pipe is connected with the discharge pipe of wind turbine,Described device main body inner wall at 50 centimeters of top and lower end and among main body inner wall away from being respectively provided with the steel plate block with big small sircle hole,Technical solution using the present invention can reduce environmental pollution,The generation of occupational hazards,It simultaneously can be energy saving,Reduce enterprise's production cost.

Description

Red lead oxidation furnace residual heat using device
Technical field
The present invention relates to red lead production facility fields, and in particular to a kind of red lead oxidation furnace residual heat using device.
Background technology
In the production process for preparing red lead product, wherein there are one calcined oxide techniques, that is, lead powder particle is thrown Enter red lead oxidation furnace under 600 DEG C or so of hot conditions, calcined oxide.The red lead production of our company is to use independent research " a kind of quickly to prepare red lead technique using air stream "【ZL2015105906712】Patent of invention technology, i.e., by the air of heating Continuously input " ground-to-air red lead energy-conservation oxidation furnace " (house journal【ZL2015105829148】), then with lead powder Oxidation reaction occurs for grain, and the air after being utilized is transported to bag filter together together with heat;Aoxidize the red lead product prepared By oxidation furnace discharge port, by " red lead aoxidizes furnace discharge the quickly cooling device " (patent of invention at company project center 【ZL2016100486343】) entering crushing packing process afterwards, a large amount of heat of this process is discharged into bag filter simultaneously.Row If the heat being put into bag filter cannot efficiently use, it is bound to cause the waste of the energy, while increasing production cost.Together Other capable enterprises mostly use calcining furnace nature calcined oxide, without surplus heat collection device, by slatterning in vain.
The UTILIZATION OF VESIDUAL HEAT IN of traditional other industry, such as Boiler Manufacturing Industry UTILIZATION OF VESIDUAL HEAT IN, be mostly by waste thermal energy be converted to electric energy, Either steam energy or mechanical energy etc. realize UTILIZATION OF VESIDUAL HEAT IN, cause UTILIZATION OF VESIDUAL HEAT IN cost excessive, and generate other wastes, very To being pollutant.
Invention content
Problem to be solved by this invention is oxidation furnace UTILIZATION OF VESIDUAL HEAT IN problem.Purpose is that the oxidation furnace course of work is flowed through cloth The waste heat after the discharging of finished product red lead after the waste heat air generated after bag dust collector, and oxidation, after reducing atmosphere, conveys again To oxidation furnace, UTILIZATION OF VESIDUAL HEAT IN is realized, achieve the purpose that energy-saving and reduce production cost, while can also evade occupational hazards Generation, to achieve the above object, the present invention use following technical proposals:
A kind of red lead oxidation furnace residual heat using device, including apparatus main body, alumina silicate fiber felt, flowmeter, holder, wind The trunk height one of machine, temperature sensor, heat accumulation pipe, steel plate block, speech-sound intelligent control system, described device main body and oxidation furnace It causes, the side of oxidation furnace is fixed on by holder, and parallel with oxidation furnace or so, shape is cuboid, top closure, described device For body exterior using alumina silicate fiber felt around wrapping, described device body interior is equipped with the heat accumulation pipe of marshalling, the storage Heat pipe is a diameter of 30 centimeters of hollow pipe, is embedded with netted accumulation of heat silk inside pipe, the suitable for reading of the heat accumulation pipe converges to In escape pipe, with being connected into heat pipeline for oxidation furnace upper end, junction is equipped with outlet bellows, the Xia Kouji of the heat accumulation pipe Gather in main air inlet pipe, the main air inlet pipe is connected with the discharge pipe of wind turbine, and junction is equipped with air inlet bellows, centre peace glass Glass spinner flowmeter, the escape pipe of the blast pipe connection oxidation furnace of the wind turbine, described device main body inner wall is away from top and lower end The steel plate block with big small sircle hole is respectively provided at 50 centimeters and among main body inner wall, the speech-sound intelligent control system is by controlling System switch and voice prompt device composition, control switch is the air inlet of special opening device, by the temperature sensor that sets Codomain controls, while the codomain of temperature sensor can automatically switch voice prompt device, when the temperature of temperature sensor setting When value is less than 150 DEG C, voice prompt " please close air inlet switch " is until close, and when being more than or equal to 150 DEG C, voice prompt " please open Open air inlet switch " until opening.
Further, the size of the steel plate block is consistent with the internal diameter of apparatus main body, and parallel installation up and down, is fixed on master On body, a line, the heat accumulation pipe pass through and mistake from the big hole in steel plate the big small sircle hole on the steel plate block respectively up and down.
Further, described device main body and oxidation furnace the corresponding side of heat inlet stay there are four outlet, away from main body Outlet at 20 centimeters of top connects oxidation furnace upper end into heat pipe by upper discharge pipe, and other three outlets are connected by induced duct The air outlet of oxidation furnace and cooling device.
Further, the lower mouth of described device main body is fixed by the hollow container closure of taper, mouth under the conical vessel It is connected to bag filter by lower outlet pipe.
Further, described device main body is respectively equipped with temperature sensor up and down, it is therefore an objective to check exhaust heat utilization effect.
A kind of red lead oxidation furnace residual heat using device, the course of work are as follows:
1, waste heat drains:Red lead calcined oxide process waste is from two aspects, first, oxidation furnace itself is by hot-air The waste heat air generated after oxygen utilization;Second is that the finished product being sintered into oxidation furnace come out of the stove after waste heat.
Waste heat air in oxidation furnace is flowed by the air outlet of three sections of upper, middle and lower under the pressure effect of air stream respectively Enter residual heat using device;Finished product red lead come out of the stove after by the air outlet of " red lead oxidation furnace cooling device for discharging " be introduced into waste heat profit Use device.
2, residual heat collection:Waste heat reaches 500 degree or so after oxidation furnace body and red lead discharging, into residual heat using device Afterwards, the bag-type dust that the heat accumulation pipe in device can be made to collect rapidly, and simultaneously be introduced the exhaust gas that two aspects are gathered by circular hole Device.
3, it conveys:Start wind turbine, wind pressure controls within 0.04mpa, and the flow of wind is 126m3/h or so, passes through conveying Pipeline, until the delivery pipe that mouth gathers under heat accumulation pipe, the heat that the heat accumulation pipe in such residual heat using device main body is collected, also just plus The air that heat conveying is come in, and from bottom to top by heat accumulation pipe it is suitable for reading gather send heat pipe and electrically heated hot-air to collaborate, Enter red lead oxidation furnace together.
4, parallel up and down:Residual heat collection and conveying are carried out in same section, are to be separately operable up and down, mutually obstructed, Residual heat collection is run from top to bottom, waste heat is gathered by heat accumulation pipe, waste gas containing lead in the device in the gap outside portion's heat accumulation pipe Bag filter is introduced, and conveying is run from bottom to top inside heat accumulation pipe.
5, temperature controls:Speech-sound intelligent control system is made of control switch and voice prompt device, and control switch is special The air inlet of apparatus for door-opening is controlled by the codomain of the temperature sensor set, while the codomain of temperature sensor can be automatic Switch voice prompt device, when the temperature value of temperature sensor setting is less than 150 DEG C, voice prompt " please close air inlet switch " Until closing, when being more than or equal to 150 DEG C, voice prompt " please open air inlet switch " is until open.
The beneficial effects of the invention are as follows:
The present invention is directed to red lead product calcined oxide process characteristic, will be delivered to waste heat air in bag filter and Finished product red lead discharging waste heat after oxidation, the independent a set of surplus heat collection device of R & D design are directly defeated again by its reducing atmosphere It is sent to recycling in oxidation furnace, any type of chemical change does not occur therebetween, therefore the technology of the present invention is with no environment It pollutes, the generation of occupational hazards, while can be energy saving, enterprise's production cost is reduced, to enhance the market of enterprise product The great environmental protection of competitiveness, ecology, economic benefit.
Description of the drawings
Fig. 1 is overall structure figure of the present invention;
Fig. 2 is the induced duct connection diagram of the present invention;
Fig. 3 is the steel plate block structural diagram of the present invention.
Specific implementation mode
The technical means, the creative features, the aims and the efficiencies achieved by the present invention is set to be easy to understand, with reference to It is specifically illustrating, the present invention is further explained.
Embodiment 1
As shown in Figure 1;A kind of red lead oxidation furnace residual heat using device, including apparatus main body 1, alumina silicate fiber felt 2, flow Meter 3, holder 4, wind turbine 5, temperature sensor 7, heat accumulation pipe 8, steel plate block 9, the trunk height one of apparatus main body 1 and oxidation furnace 13 It causes, the side of oxidation furnace 13 is fixed on by holder 4, and parallel with oxidation furnace 13 or so, shape is cuboid, top closure, dress 1 outside of main body is set using alumina silicate fiber felt 2 around wrapping, 1 inside of apparatus main body is equipped with the heat accumulation pipe 8 of marshalling, accumulation of heat Pipe 8 is a diameter of 30 centimeters of hollow pipe, and netted accumulation of heat silk is embedded with inside pipe.The suitable for reading of heat accumulation pipe converges to escape pipe It is connected into heat pipeline with 13 upper end of oxidation furnace in 61, junction is equipped with outlet bellows 611, and the lower mouth of heat accumulation pipe 8 gathers Into main air inlet pipe 60, main air inlet pipe 60 is connected with the discharge pipe of wind turbine 5, and junction is equipped with air inlet bellows 601, centre peace Glass rotors fill flowmeter 3, and the escape pipe of the blast pipe connection oxidation furnace 13 of wind turbine 5,1 inner wall of apparatus main body is away from top and lower end The steel plate block 9 with big small sircle hole is respectively provided at 50 centimeters and among main body inner wall.
About 1 apparatus main body is respectively equipped with temperature sensor 7, it is therefore an objective to check exhaust heat utilization effect.
As shown in Figure 2;It stays there are four exporting, away from main body the side corresponding with the heat inlet of oxidation furnace 13 of apparatus main body 1 Outlet at 20 centimeters of top connects 13 upper end of oxidation furnace into heat pipe by upper discharge pipe 61, and other three outlets pass through induced duct The air outlet of 11 connection oxidation furnaces 13 and cooling device 14.
The lower mouth of apparatus main body 1 is fixed by the hollow container closure of taper, and mouth passes through lower outlet pipe 12 under conical vessel It is connected to bag filter 15.
As shown in Figure 3;The size of steel plate block 9 is consistent with the internal diameter of apparatus main body 1, and parallel installation up and down, is fixed on master On body, a line, heat accumulation pipe 8 pass through and mistake from the big hole in steel plate the big small sircle hole on steel plate block 9 respectively up and down.
The course of work is as follows:
1, waste heat drains:Red lead calcined oxide process waste is from two aspects, first, oxidation furnace itself is by hot-air The waste heat air generated after oxygen utilization;Second is that the finished product being sintered into oxidation furnace come out of the stove after waste heat.
Waste heat air in oxidation furnace is flowed by the air outlet of three sections of upper, middle and lower under the pressure effect of air stream respectively Enter residual heat using device;Finished product red lead come out of the stove after by the air outlet of " red lead oxidation furnace cooling device for discharging " be introduced into waste heat profit Use device.
2, residual heat collection:Waste heat reaches 500 degree or so after oxidation furnace body and red lead discharging, into residual heat using device Afterwards, the bag-type dust that the heat accumulation pipe in device can be made to collect rapidly, and simultaneously be introduced the exhaust gas that two aspects are gathered by circular hole Device.
3, it conveys:Start wind turbine, wind pressure controls within 0.04mpa, and the flow of wind is 126m3/h or so, passes through conveying Pipeline, until the delivery pipe that mouth gathers under heat accumulation pipe, the heat that the heat accumulation pipe in such residual heat using device main body is collected, also just plus The air that heat conveying is come in, and from bottom to top by heat accumulation pipe it is suitable for reading gather send heat pipe and electrically heated hot-air to collaborate, Enter red lead oxidation furnace together.
4, parallel up and down:Residual heat collection and conveying are carried out in same section, are to be separately operable up and down, mutually obstructed, Residual heat collection is run from top to bottom, waste heat is gathered by heat accumulation pipe, waste gas containing lead in the device in the gap outside portion's heat accumulation pipe Bag filter is introduced, and conveying is run from bottom to top inside heat accumulation pipe;
5, temperature controls:Residual heat using device main body is equipped with temperature sensing device, and automatically controls conveying gate valve, dress When temperature in setting is less than 150 DEG C, the air quantity for cutting off wind turbine is conveyed, when temperature is increased to 150 DEG C or more, restarts wind automatically Machine restores the conveying of air quantity.
Embodiment 2
On the basis of embodiment 1, it is additionally provided with speech-sound intelligent control system, the speech-sound intelligent control system is by controlling Switch and voice prompt device composition, control switch is the air inlet of special opening device, by the value of the temperature sensor set Domain controls, while the codomain of temperature sensor can automatically switch voice prompt device, when the temperature value of temperature sensor setting When less than 150 DEG C, voice prompt " please close air inlet switch " is until close, and when being more than or equal to 150 DEG C, voice prompt " please open Air inlet switch " is until open.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its Equivalent thereof.

Claims (8)

1. a kind of red lead oxidation furnace residual heat using device, it is characterised in that:Including apparatus main body (1), alumina silicate fiber felt (2), Flowmeter (3), holder (4), wind turbine (5), temperature sensor (7), heat accumulation pipe (8), steel plate block (9), described device main body (1) and The trunk of oxidation furnace (13) is highly consistent, and the side of oxidation furnace (13) is fixed on by holder (4), and described device main body (1) is external The heat accumulation pipe (8) of marshalling, the storage are housed using alumina silicate fiber felt (2) inside wrapping, described device main body (1) Suitable for reading converge in escape pipe (61) of heat pipe is connected with oxidation furnace (13) upper end into heat pipeline, and junction is equipped with out The lower mouth of gas bellows (611), the heat accumulation pipe (8) gathers in main air inlet pipe (60), the main air inlet pipe (60) and wind turbine (5) discharge pipe is connected, and junction is equipped with air inlet bellows (601), centre peace glass rotors dress flowmeter (3), the wind Machine (5) blast pipe connection oxidation furnace (13) escape pipe, described device main body (1) inner wall away from 50 centimeters of top and lower end with And the steel plate block (9) with big small sircle hole is respectively provided among main body inner wall.
2. red lead oxidation furnace residual heat using device according to claim 1, it is characterised in that:The steel plate block (9) it is big It is small consistent with the internal diameter of apparatus main body (1), and parallel installation up and down, it is fixed in main body, the big roundlet on the steel plate block (9) Next line on hole, the heat accumulation pipe (8) are passed through and mistake from the big hole in steel plate respectively.
3. red lead oxidation furnace residual heat using device according to claim 1, it is characterised in that:The heat accumulation pipe (8) is straight Diameter is 30 centimeters of hollow pipe, the heat accumulation pipe (8) all around between 5 centimeters of distance.
4. red lead oxidation furnace residual heat using device according to claim 1, it is characterised in that:Described device main body (1) and Oxidation furnace (13) left and right is parallel, and shape is cuboid, top closure, the heat inlet of described device main body (1) and oxidation furnace (13) Corresponding side is stayed there are four exporting, and the outlet at 20 centimeters away from main body top passes through upper discharge pipe (61) and connects oxidation furnace (13) Upper end connects the air outlet of oxidation furnace (13) and cooling device (14) by induced duct (11) into heat pipe, other three outlets.
5. red lead oxidation furnace residual heat using device according to claim 1, it is characterised in that:Described device main body (1) Lower mouth is fixed by the hollow container closure of taper, and mouth is connected to bag-type dust by lower outlet pipe (12) under the conical vessel Device (15).
6. red lead oxidation furnace residual heat using device according to claim 1, it is characterised in that:In described device main body (1) Under respectively be equipped with temperature sensor (7).
7. red lead oxidation furnace residual heat using device according to claim 3, it is characterised in that:It is embedding inside the pipe There is netted accumulation of heat silk.
8. red lead oxidation furnace residual heat using device according to claim 6, it is characterised in that:Further include speech-sound intelligent control System, the speech-sound intelligent control system are made of control switch and voice prompt device, and control switch is special opening device Air inlet, controlled by the codomain of temperature sensor set, while the codomain of temperature sensor can automatically switch voice and carry Showing device, when the temperature value of temperature sensor setting is less than 150 DEG C, voice prompt " please close air inlet switch " until close, When more than or equal to 150 DEG C, voice prompt " please open air inlet switch " is until open.
CN201810235747.3A 2018-03-21 2018-03-21 Red lead oxidation furnace residual heat using device Active CN108759489B (en)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102531416A (en) * 2011-12-26 2012-07-04 建德市天石碳酸钙有限责任公司 Energy-saving lime kiln
CN202350080U (en) * 2011-11-26 2012-07-25 青岛中智达环保熔炼设备有限公司 Heat pipe type air preheater
CN204478115U (en) * 2014-12-25 2015-07-15 中国科学院广州能源研究所 Waste Heat Recovery dedusting takes off haze device
CN205099379U (en) * 2015-09-14 2016-03-23 安徽骏马化工科技股份有限公司 Energy -conserving oxidation furnace of red lead
CN105645467A (en) * 2016-01-22 2016-06-08 安徽骏马再生铅产业工程技术研究中心 Discharge cooling device of red lead oxidizing furnace
CN106152486A (en) * 2016-07-18 2016-11-23 哈尔滨理工大学 A kind of energy-saving combustion unattended boiler

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202350080U (en) * 2011-11-26 2012-07-25 青岛中智达环保熔炼设备有限公司 Heat pipe type air preheater
CN102531416A (en) * 2011-12-26 2012-07-04 建德市天石碳酸钙有限责任公司 Energy-saving lime kiln
CN204478115U (en) * 2014-12-25 2015-07-15 中国科学院广州能源研究所 Waste Heat Recovery dedusting takes off haze device
CN205099379U (en) * 2015-09-14 2016-03-23 安徽骏马化工科技股份有限公司 Energy -conserving oxidation furnace of red lead
CN105645467A (en) * 2016-01-22 2016-06-08 安徽骏马再生铅产业工程技术研究中心 Discharge cooling device of red lead oxidizing furnace
CN106152486A (en) * 2016-07-18 2016-11-23 哈尔滨理工大学 A kind of energy-saving combustion unattended boiler

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