CN102840926B - Interior temperature measuring equipment for material bed of belt-type sinterer - Google Patents
Interior temperature measuring equipment for material bed of belt-type sinterer Download PDFInfo
- Publication number
- CN102840926B CN102840926B CN201110171116.8A CN201110171116A CN102840926B CN 102840926 B CN102840926 B CN 102840926B CN 201110171116 A CN201110171116 A CN 201110171116A CN 102840926 B CN102840926 B CN 102840926B
- Authority
- CN
- China
- Prior art keywords
- refractory tube
- material bed
- particle
- temperature measuring
- belt
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Manufacture And Refinement Of Metals (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The invention relates to the field of iron ore sintering equipment, in particular to interior temperature measuring equipment for a material bed of a belt-type sinterer. The interior temperature measuring equipment for the material bed of the belt-type sinterer comprises a fire-resistant tube, a thermocouple set, a protective sleeve and a dataline joint. The protective sleeve is fixedly connected with the fire-resistant tube. The dataline joint is installed in the fire-resistant tube. The thermocouple set is installed in the protective sleeve and is formed by arranging a plurality of thermocouples. The tops of the thermocouples are connected with the dataline joint. The bottoms of the thermocouples are stair-stepping. A slice for shielding an electrical insulating fiber body is arranged between two adjacent thermocouples. The gap in the fire-resistant tube is filled by high temperature resistant asbestos, and the gap in the protective sleeve is filled by high temperature resistant insulating particles. According to the interior temperature measuring equipment for the material bed of the belt-type sinterer provided by the invention, the temperature instantaneous values at different positions in the height direction in the sintering material bed can be tested with rapid response speed and small temperature measuring error. The interior temperature measuring equipment for the material bed of the belt-type sinterer can work in a comparatively severe environment in the production process. A bump is arranged on the fire-resistant tube, so that the measuring precision is further improved.
Description
Technical field
The present invention relates to iron ore sintering apparatus field, relate in particular to a kind of sintering machine bed of material inside temperature measurement device.
Background technology
In iron ore sintering production run, the bed of material interior temperature distribution on Strand Sintering Machine Pallet has material impact to sintering process.Material layer temperature distribution can have influence on shape, thickness and the translational speed thereof of sintering mine belt, zone of combustion, drying and preheating band, excessively wet band and the cold burden band of sintering feed formation.In SINTERING PRODUCTION practice, whether bed of material interior temperature distribution evenly can have influence on the even and stable of chassis Width sinter cake quality, also near can having influence on chassis sidewall, can edge effect controlled, thereby affect sintering usage factor, the output that finally has influence on sintering deposit promotes, yield rate is improved and steady quality.Research sinter bed interior temperature distribution be conducive to sintering process from accumulation of heat effect and solid fuel preparation with addition of carrying out comprehensive evaluation, weigh the sintering machine equipment situation of leaking out, and for optimizing the technological parameter that SINTERING PRODUCTION controls and taking proper technology measure that the foundation of science is provided.
The method at present sintering inside material layer temperature being detected has: the perforate of (1) test chassis, laterally inserted thermopair.Make thermometric and distribute according to two row diagonal line with the perforate of test chassis, Yi Bian be two holes, Yi Bian be three holes, thermometric process thermopair carries out thermometric in the laterally inserted sinter bed of chassis sidewall inside.(2) infrared thermometry device scanning chassis side plate, calculates material layer temperature.Adopt non-contact infrared temperature scanning instrument to measure the vertical temperature of sintering pallet side plate, utilize the side plate temperature variation characteristic corresponding with material layer temperature, set up the partitioning model of each band of the bed of material, by commerical test, optimized the number of plies that side plate temperature is divided.Comprehensively think, first method needs reforming equipment, and can damage chassis, is not suitable for frequent test.And utilize infrared thermometry device cost higher, and need to increase more expense, the accuracy of infrared thermometry device and self maintained thereof are subject to such environmental effects larger.Therefore,, for the research of sinter bed interior temperature distribution, be necessary to continue research and development comparatively effective, accurate, economic and practical and do not affect method of testing and the related device thereof of production.
Summary of the invention
Technical matters to be solved by this invention is to provide a kind of continuous pallettype sintering machine bed of material inside temperature measurement device, this device can test out the material layer temperature of different parts on the temperature instantaneous value of diverse location in sinter bed internal height direction and sintering feed face Width, fast response time, temperature measurement error is little.
The present invention is achieved in that a kind of continuous pallettype sintering machine bed of material inside temperature measurement device, comprise refractory tube, thermopair group, protective casing and data cable connector, described protective casing is fixedly connected with refractory tube, described data cable connector is arranged in refractory tube, described thermopair group is arranged in protective casing, thermopair group is arranged and is formed by many thermopairs, thermopair top is connected with data cable connector, thermopair bottom becomes stepped, between two adjacent thermopairs, be provided with shielding electrical insulating fibre body thin slice, fill with high temperature resistant asbestos in space in described refractory tube, space in described protective casing is particles filled with high-temperature insulation.
Described refractory tube outer wall is provided with a circle boss.
Described high-temperature insulation particle is MgO particle, SiO
2particle, SiC particle or Al
2o
3a kind of in particle.
Described shielding electrical insulating fibre body thin slice is alumina silicate thin slice.
The top movable of described refractory tube is connected with over cap.
Described refractory tube is double-deck refractory tube.
High-temperature insulation particle protection thermopair for continuous pallettype sintering machine bed of material inside temperature measurement device of the present invention, with high temperature resistant asbestos data cable connector isolated air, make this device can test out the temperature instantaneous value of diverse location in sinter bed internal height direction, fast response time, temperature measurement error is little, can comparatively under rugged surroundings, work in process of production; On refractory tube, arrange after boss, when this device gos deep in the chassis sintering feed bed of material, can avoid causing large quantity of air to enter into thermopair and sintering feed surface of contact place because sintering feed shrinks, improved measuring accuracy.
Accompanying drawing explanation
Fig. 1 is continuous pallettype sintering machine bed of material inside temperature measurement apparatus structure schematic diagram of the present invention;
Fig. 2 is the connection layout that continuous pallettype sintering machine bed of material inside temperature measurement device of the present invention is fitted into system.
In figure: 1 high temperature resistant asbestos, 2 refractory tubes, 3 thermopair groups, 4 high-temperature insulation particles, 5 protective casings, 6 shielding electrical insulating fibre body thin slices, 7 data cable connectors, 8 over caps, 9 shielded conductors, 10 data collecting cards, 11 signal transition cards, 12 computing machines, 21 boss.
Embodiment
Below in conjunction with specific embodiment, further set forth the present invention.Should be understood that these embodiment are only not used in and limit the scope of the invention for the present invention is described.In addition should be understood that those skilled in the art can make various changes or modifications the present invention after having read the content of the present invention's statement, these equivalent form of values fall within the application's appended claims limited range equally.
Embodiment 1
As shown in Figure 1, a continuous pallettype sintering machine bed of material inside temperature measurement device, comprises refractory tube 2, thermopair group 3, protective casing 5 and data cable connector 7, and refractory tube 2 is double-deck refractory tube, the top movable of refractory tube 2 is connected with the over cap 8 of easy disassembly, and over cap 8 is made by exotic material; Described protective casing 5 is fixedly connected with refractory tube 2, described data cable connector 7 is arranged in refractory tube 2, described thermopair group 3 is arranged in protective casing 5, thermopair group 3 is arranged and is formed by many thermopairs, thermopair top is connected with data cable connector 7, thermopair bottom becomes stepped, can in sinter bed short transverse, realize Multipoint synchronous temperature survey work like this; Between two adjacent thermopairs, be provided with shielding electrical insulating fibre body thin slice 6, in test process, shield the effect that electrical insulating fibre body thin slice 6 plays the interference of avoiding adjacent temperature element, want to play the effect of shield electromagnetic interference, described shielding electrical insulating fibre body thin slice 6 is alumina silicate thin slice in the present embodiment simultaneously; Fill with high temperature resistant asbestos 1 in space in described refractory tube 2, and fill with high-temperature insulation particle 4 in the space in described protective casing 5, and high-temperature insulation particle 4 can be selected MgO particle, SiO
2particle, SiC particle or Al
2o
3a kind of in particle; In the present embodiment, because MgO particle is easily purified, particle is thin, proportion is little, easy filling, price are low, and thermotolerance is higher than other three kinds, so select MgO particle.
The present invention can further describe into, described refractory tube 2 outer walls are provided with a circle boss 21, when this measurement mechanism is in the insertion bed of material gos deep into sintering feed, boss 21 can be avoided causing large quantity of air to enter into thermopair and sintering feed surface of contact place because sintering feed shrinks, and improves measuring accuracy like this.
As shown in Figure 2, while carrying out test job, be ready in advance appropriate sintering and coordinate raw material, first this measurement mechanism is vertically inserted among sinter bed, during insertion, to consider the difference in height of head cloth place's walkway board and charge level, carry out security protection work, note material scraping plate position and the impact of highly measurement mechanism being installed.Then device to be measured goes out after ignition holding furnace; open over cap 8; pull out data cable connector 7, data cable connector 7 is connected with the shielded conductor 9 with high temperature resistant asbestos layer protection, shielded conductor 9 is connected with computing machine 12 with signal transition card 11 by data collecting card 10.Coordinate raw material to cover around multiple spot integrated temperature tester top sintering, further prevent the impact of leaking out on test; According to producing or technical research needs, by the time interval of computer program design temperature data acquisition, measure, before sintering pallet moves to tail dust cover, finish to measure.
Claims (6)
1. a continuous pallettype sintering machine bed of material inside temperature measurement device, it is characterized in that: comprise refractory tube (2), thermopair group (3), protective casing (5) and data cable connector (7), described protective casing (5) is fixedly connected with refractory tube (2), described data cable connector (7) is arranged in refractory tube (2), described thermopair group (3) is arranged in protective casing (5), thermopair group (3) is arranged and is formed by many thermopairs, thermopair top is connected with data cable connector (7), thermopair bottom becomes stepped, between two adjacent thermopairs, be provided with shielding electrical insulating fibre body thin slice (6), high temperature resistant asbestos for space (1) in described refractory tube (2) are filled, fill with high-temperature insulation particle (4) in space in described protective casing (5).
2. continuous pallettype sintering machine bed of material inside temperature measurement device as claimed in claim 1, is characterized in that: described refractory tube (2) outer wall is provided with a circle boss (21).
3. continuous pallettype sintering machine bed of material inside temperature measurement device as claimed in claim 1, is characterized in that: described high-temperature insulation particle (4) is MgO particle, SiO
2particle, SiC particle or Al
2o
3a kind of in particle.
4. continuous pallettype sintering machine bed of material inside temperature measurement device as claimed in claim 1, is characterized in that: described shielding electrical insulating fibre body thin slice (6) is alumina silicate thin slice.
5. the continuous pallettype sintering machine bed of material inside temperature measurement device as described in any claim in claim 1 ~ 4, is characterized in that: the top movable of described refractory tube (2) is connected with over cap (8).
6. continuous pallettype sintering machine bed of material inside temperature measurement device as claimed in claim 5, is characterized in that: described refractory tube (2) is double-deck refractory tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110171116.8A CN102840926B (en) | 2011-06-23 | 2011-06-23 | Interior temperature measuring equipment for material bed of belt-type sinterer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110171116.8A CN102840926B (en) | 2011-06-23 | 2011-06-23 | Interior temperature measuring equipment for material bed of belt-type sinterer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102840926A CN102840926A (en) | 2012-12-26 |
| CN102840926B true CN102840926B (en) | 2014-03-19 |
Family
ID=47368496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110171116.8A Active CN102840926B (en) | 2011-06-23 | 2011-06-23 | Interior temperature measuring equipment for material bed of belt-type sinterer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102840926B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103088211B (en) * | 2013-01-28 | 2014-09-17 | 首钢总公司 | Method and device for measuring position and temperature of combustion zone in sinter bed |
| CN105571332B (en) * | 2014-10-17 | 2017-10-31 | 宝山钢铁股份有限公司 | Sintering deposit ore bed temperature change measurement apparatus and the temp measuring method based on the device in central cooler |
| CN106222399B (en) * | 2016-07-19 | 2019-10-29 | 中冶长天国际工程有限责任公司 | A kind of sintering process monitoring device and sintering machine |
| CN107727788B (en) * | 2017-10-16 | 2019-11-26 | 首钢集团有限公司 | A kind of detection method of the interior sintering charge level heat intensity of ignition furnace |
| CN107917855A (en) * | 2017-11-29 | 2018-04-17 | 辽宁科技大学 | A kind of method and device for detecting iron-containing charge integral high temperature metallurgical performance |
| CN107884087A (en) * | 2017-12-08 | 2018-04-06 | 鞍钢集团矿业有限公司 | A kind of test device and its method of sinter bed surface temperature |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87208787U (en) * | 1987-06-06 | 1988-02-17 | 北京钢铁学院 | Multifunctional gaging head for melting steel |
| CN2309564Y (en) * | 1997-03-27 | 1999-03-03 | 包头钢铁学院 | Thermal couple |
-
2011
- 2011-06-23 CN CN201110171116.8A patent/CN102840926B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87208787U (en) * | 1987-06-06 | 1988-02-17 | 北京钢铁学院 | Multifunctional gaging head for melting steel |
| CN2309564Y (en) * | 1997-03-27 | 1999-03-03 | 包头钢铁学院 | Thermal couple |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102840926A (en) | 2012-12-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102840926B (en) | Interior temperature measuring equipment for material bed of belt-type sinterer | |
| CN101878282A (en) | Be used to fill the flattening device and the method for the furnace chamber of coke oven battery | |
| CN102023060A (en) | Device and method for testing ignition temperature field of sinter bed | |
| CN111004882B (en) | Method and device for measuring thickness of furnace wall of hearth of blast furnace on line | |
| CN103712770A (en) | Monitoring system for carrier-rocket launch fuel-gas flow field | |
| CN105513656A (en) | System and method for monitoring reactor core parameters of nuclear power plant | |
| CN107192918B (en) | Leakage current testing System and method for of vehicle-mounted cable termination at a temperature of particular surroundings | |
| CN101354290B (en) | Device for detecting temperature of sintered trolley and use method thereof, and sintered trolley | |
| CN106646620A (en) | Three-way controllable resistivity method experimental electrode device and experimental method | |
| CN101393097B (en) | Refractoriness auto tester for horizontal imaging | |
| CN201215513Y (en) | Temperature measuring electric cable | |
| CN103399031A (en) | Novel sintering pot test research apparatus | |
| CN107978438A (en) | A kind of dry-type iron-core reactor temperature distribution measuring method and device | |
| CN108051654A (en) | A kind of magnet field probe using bevel edge grading structure | |
| CN204575178U (en) | A kind of cloth gram weight automatic on-line pick-up unit | |
| CN204314428U (en) | Functional test FCT test fixture and test macro | |
| CN108051651B (en) | Device and method for measuring micro capacitance signal | |
| CN206330916U (en) | The hot load of key device of mineral wool | |
| CN207439154U (en) | The device of thermo parameters method in a kind of on-line testing ignition furnace of sintering machine-holding furnace | |
| CN105463142A (en) | Method for measuring temperature of molten iron inside blast-furnace hearth | |
| CN104537177A (en) | Method and device for determining position of softening face of softening and melting band in blast furnace | |
| CN105571332B (en) | Sintering deposit ore bed temperature change measurement apparatus and the temp measuring method based on the device in central cooler | |
| CN107884087A (en) | A kind of test device and its method of sinter bed surface temperature | |
| CN214474583U (en) | Sintering machine control system | |
| CN105486725A (en) | Detection system for conductivity values of pre-stretched aluminum alloy plates and using method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |