CN101762450A - Refractory material slag resistance test device - Google Patents
Refractory material slag resistance test device Download PDFInfo
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- CN101762450A CN101762450A CN200910255748A CN200910255748A CN101762450A CN 101762450 A CN101762450 A CN 101762450A CN 200910255748 A CN200910255748 A CN 200910255748A CN 200910255748 A CN200910255748 A CN 200910255748A CN 101762450 A CN101762450 A CN 101762450A
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Abstract
The invention provides a refractory material slag resistance test device, which mainly comprises a reaction gas cylinder, a gas valve, a gas purification device, a heating furnace, a crucible, slag, a refractory material sample, a sample rotating suspender, a photoelectric rotating device, a tail gas processing device, a lifting mechanism, a temperature control thermocouple, a temperature measurement thermocouple, a computer control system and the like. In the test process, the refractory material sample is made by a certain size and fixed on a disc type test tray, the slag is put in the crucible, the crucible is placed in a heath, a computer is started to run a temperature raising program, a protective gas is introduced, the refractory material sample is placed in the slag by the lifting device after the slag is completely melted, the rotating device is started, the computer controls the rotating speed of the rotating device, the refractory material sample is rotated in the slag to perform dynamic corrosion simulation, the rotating device is stopped at a preset time, the sample is taken out by the lifting device, and the corrosion condition of the sample is observed.
Description
Technical field
The present invention relates to the testing equipment field.A kind of specifically experimental provision that is used for testing fast fire resistive material reaistance furnace scouring performance.
Background technology
Fire resistive material is the essential materials of various high-temperature services, is widely used in industries such as metallurgy, cement, pottery, glass.Slag is the one of the main reasons of fire resistive material breakage to the erosion of fire resistive material, proving installation to the fire resistive material anti-scour property also is not very perfect at present, generally commonly used has two kinds: a kind of is to adopt middle frequency furnace, and another kind is the rotary anti-slag trial furnace of furnace bottom.Wherein the former exists sample cutting preparation amount big, tiles and has relatively high expectations, and builds stove and tears problems such as the furnace project amount is big open, can't accurate temperature controlling; Latter's equipment is complicated, does not consider the relative motion between fire resistive material and the slag.
Chinese patent literature CN2368030 relates to capabilities of refractory materials and detects, test unit, right-hand member at main frame is provided with smelting furnace, pass through steel flow port, slag flow port connects ladle canal respectively, slag flow channel is to liquid steel storage jar, slag storage jar, in ladle canal and the slag flow channel valve is set, the fire resistive material test site, the sample measuring thickness device, velometer and thermopair, the fire resistive material sample area is set in the steel pottery, anti-bending pressure system, dividing plate, anti-bending and anti-pressing rod, anti-bending oil cylinder of pressure etc., this device can once be finished the anti-molten steel water eroding and flooding test of fire resistive material, the slag corrosion resistance washout test, the high temperature break resistant intensity test is applicable to fire resistive material and the test of metal smelt in a small amount.This experimental provision equipment complexity, complex operation also need carry out test operation metal smelt operation, and the test period is longer, is not easy for the quick slag resistance simulated experiment in laboratory.
Chinese patent literature CN87203350 discloses a kind of detecting instrument that is used to measure the refractory brick anti-wear performance.This kind instrument mainly by the room device of heat tracing, can make and execute that the mill part rotates or the hold down gag of executing mill apparatus, refractory brick sample of translation and relevant with it instrument measurement and display system apparatus, support etc. constitute in the heat tracing space.This instrument can be used for the detection of the anti-wear performance under the various refractory brick normal temperature and the condition of high temperature.This instrument is mainly used in high temperature and the normal temperature wearing quality of measuring fire resistive material, can not finish fire resistive material slag corrosion resistance simulation under the hot conditions.
Chinese patent literature CN2428766 discloses a kind of refractory corrosion trial furnace, relates to a kind of pick-up unit that carries out the refractory corrosion performance test.It comprises that the furnace bottom of lift and furnace bottom support exist, furnace bottom is provided with the interior furnace bottom of an activity, interior furnace bottom is installed on the main shaft of reducer casing, on the lifter plate in reducer casing is installed in below the furnace bottom, lifter plate links to each other with elevating mechanism, and interior furnace bottom can carry out elevating movement by the drive of elevating mechanism with lifter plate.This trial furnace can be subjected to the erosion of slag by fire resistive material under simulation high temperature, but is that anti-material and slag are rotated simultaneously at the bottom of the mentioned revolving burner of this trial furnace, and consideration relatively rotates.
Summary of the invention
For remedying the deficiencies in the prior art, the present invention is intended to design a kind of novel fast measuring refractory material slag resistance test device.
Technical scheme of the present invention is achieved in that a kind of refractory material slag resistance test device, by heating furnace, electroheat pair, crucible, the sample pallet, the photoelectricity whirligig, elevating mechanism, the reaction gas cylinder, air valve, gas cleaning unit, exhaust gas processing device, computer control system is formed, it is characterized in that: the bottom of heating furnace (4) is provided with temperature thermocouple (14), the sidewall of heating furnace (4) is provided with temperature-control heat couple (13), reaction gas cylinder (1) is connected with the inlet channel (16) of gas cleaning unit (3) with heating furnace (4) bottom through air valve (2), the exhausr port (17) at heating furnace (4) top is connected with exhaust gas processing device (11), crucible (5) is positioned in the burner hearth of heating furnace (4), the outside elevating mechanism (12) of heating furnace (4) is connected with the photoelectricity whirligig (10) of furnace roof top, the common rotation of sample pallet (8) that photoelectricity whirligig (10) can drive installation rotation suspension rod (9) thereunder and fix with rotation suspension rod (9), fire resistive material sample (7) is fixed on the sample pallet, rotation suspension rod (9) advances through furnace roof under the control of elevating mechanism (12), go out burner hearth, two thermopairs, elevating mechanism (12) and photoelectricity whirligig (10) all are connected with computer control system (15).
Above-mentioned heating furnace (4) is a molybdenum wire furnace.
Advantage of the present invention is: employing furnace roof rotating mechanism and elevating mechanism, and the free movement of control fire resistive material sample in containing the slag crucible, the simulation slag is to the dynamic erosion of fire resistive material, and it is more convenient that sample is added, and operates simpler quick; The logical reacting gas in burner hearth zone or the blanket gas of the reaction of fire resistive material and slag more meet the reality that fire resistive material in the metallurgical reaction process is subjected to slag action; The furnace roof whirligig that adopts is connected with computing machine with jacking gear, can accurately control speed of rotation and adjustable height, the automaticity height; Adopt the double-thermocouple temperature control system of heat up control thermopair and temperature thermocouple, temperature control is accurate.Thereby make experiment more fast, accurately, workable.
Description of drawings
Fig. 1 is a refractory material slag resistance test device structural representation of the present invention.1-reacts gas cylinder, 2-air valve, 3-gas cleaning unit, the 4-heating furnace, 5-crucible, 6-slag, 7-fire resistive material sample, 8-sample pallet, 9-rotates suspension rod, 10-photoelectricity whirligig, 11-exhaust gas processing device, 12-elevating mechanism, the 13-temperature-control heat couple, 14-temperature thermocouple, 15-computer control system, the 16-inlet channel, the 17-exhausr port.
Embodiment
The invention will be further described with embodiment below in conjunction with accompanying drawing 1, but be not limited thereto.
Embodiment 1:
As shown in Figure 1, test used heating furnace 4 and be molybdenum wire furnace, testing used fire resistive material is the blast furnace fire resistive material, and slag 6 is taken from the blast furnace scene.According to requirement of experiment fire resistive material is cut to certain size; the fire resistive material sample 7 for preparing is fixed on the disc sample pallet 8; blast furnace slag 6 is put in the crucible 5; then crucible 5 is placed burner hearth; and unlatching computing machine 15; open heating schedule; heat up by temperature-control heat couple 13 control heating furnace bodies; open air valve 2 simultaneously; blanket gas enters burner hearth through air valve and gas cleaning unit by furnace bottom from gas cylinder; by temperature in temperature thermocouple 14 real-time monitoring hearths is that slag temperature changes; treat that slag melts back (being the fusing point that temperature is higher than slag) fully; the sample pallet 8 that is fixed with fire resistive material sample 7 is fixed on rotation suspension rod 9 lower ends; utilize jacking gear 12 control photoelectricity whirligigs 10 to descend; the disc sample pallet 8 that the fire resistive material sample is housed is added in the crucible 5; make fire resistive material sample 7 put into the slag of fusing; open photoelectricity whirligig 10; the computer control rotating speed; the sample pallet 8 that rotation suspension rod 9 reaches and rotation suspension rod 9 is fixed that 10 drives of photoelectricity whirligig are installed thereunder rotates jointly; allow the fire resistive material sample in slag, rotate; dynamically corrode simulation; wait to reach the device that stops the rotation after the stipulated time; utilize jacking gear 12 to take out sample; close temperature controlling instruments; close blanket gas, experiment finishes.
Embodiment 2:
Operation steps is identical with embodiment 1, and wherein the fire resistive material sample adopts the steel-smelting electric furnace fire resistive material, and slag is the steel-making slag.
Embodiment 3:
Operation steps is identical with embodiment 1, and wherein fire resistive material adopts the torpedo tank car aluminous refractory, and slag is a blast furnace slag.
Claims (2)
1. refractory material slag resistance test device, by heating furnace, electroheat pair, crucible, the sample pallet, the photoelectricity whirligig, elevating mechanism, the reaction gas cylinder, air valve, gas cleaning unit, exhaust gas processing device, computer control system is formed, it is characterized in that: the bottom of heating furnace (4) is provided with temperature thermocouple (14), the sidewall of heating furnace (4) is provided with temperature-control heat couple (13), reaction gas cylinder (1) is connected with the inlet channel (16) of gas cleaning unit (3) with heating furnace (4) bottom through air valve (2), the exhausr port (17) at heating furnace (4) top is connected with exhaust gas processing device (11), crucible (5) is positioned in the burner hearth of heating furnace (4), the outside elevating mechanism (12) of heating furnace (4) is connected with the photoelectricity whirligig (10) of furnace roof top, the common rotation of sample pallet (8) that photoelectricity whirligig (10) can drive installation rotation suspension rod (9) thereunder and fix with rotation suspension rod (9), fire resistive material sample (7) is fixed on the sample pallet, rotation suspension rod (9) advances through furnace roof under the control of elevating mechanism (12), go out burner hearth, two thermopairs, elevating mechanism (12) and photoelectricity whirligig (10) all are connected with computer control system (15).
2. refractory material slag resistance test device according to claim 1 is characterized in that described heating furnace (4) is a molybdenum wire furnace.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910255748A CN101762450A (en) | 2009-12-28 | 2009-12-28 | Refractory material slag resistance test device |
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| CN200910255748A CN101762450A (en) | 2009-12-28 | 2009-12-28 | Refractory material slag resistance test device |
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| CN101762450A true CN101762450A (en) | 2010-06-30 |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102507425A (en) * | 2011-10-27 | 2012-06-20 | 中钢集团洛阳耐火材料研究院有限公司 | High-temperature anti-corrosion test method and device of refractory material |
| CN104251813A (en) * | 2014-09-19 | 2014-12-31 | 江阴市产品质量监督检验所 | Test chamber for stroking resistance of paint film |
| CN106468649A (en) * | 2015-08-19 | 2017-03-01 | 华北电力大学 | For simulating porcelain dish and the method for biomass high-temperature corrosion |
| CN106645266A (en) * | 2016-11-28 | 2017-05-10 | 辽宁科技大学 | High-temperature molten slag basic performance test method and apparatus, and application method of apparatus |
| CN107356517A (en) * | 2017-06-22 | 2017-11-17 | 武汉钢铁有限公司 | MATERIALS ' DYNAMIC erosion-resisting characteristics test device and its method of testing |
| CN108195746A (en) * | 2017-12-20 | 2018-06-22 | 北京科技大学 | A kind of experimental rig and method for evaluating refractory material alkali resistant metal attack performance |
| CN112611667A (en) * | 2020-11-03 | 2021-04-06 | 北京科技大学 | Physical simulation test device for steel ladle slag line resistant material erosion corrosion and use method |
| CN112748060A (en) * | 2020-12-15 | 2021-05-04 | 北京科技大学 | Method and device for evaluating melt erosion resistance of refractory material |
| CN112748064A (en) * | 2020-12-29 | 2021-05-04 | 北京科技大学 | Test device and test method for evaluating static and dynamic erosion resistance of refractory material |
| CN118009712A (en) * | 2024-04-10 | 2024-05-10 | 中钢洛耐科技股份有限公司 | Multifunctional experiment furnace and multifunctional experiment equipment |
-
2009
- 2009-12-28 CN CN200910255748A patent/CN101762450A/en active Pending
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102507425A (en) * | 2011-10-27 | 2012-06-20 | 中钢集团洛阳耐火材料研究院有限公司 | High-temperature anti-corrosion test method and device of refractory material |
| CN102507425B (en) * | 2011-10-27 | 2013-05-22 | 中钢集团洛阳耐火材料研究院有限公司 | High-temperature anti-corrosion test method and device of refractory material |
| CN104251813A (en) * | 2014-09-19 | 2014-12-31 | 江阴市产品质量监督检验所 | Test chamber for stroking resistance of paint film |
| CN106468649A (en) * | 2015-08-19 | 2017-03-01 | 华北电力大学 | For simulating porcelain dish and the method for biomass high-temperature corrosion |
| CN106645266A (en) * | 2016-11-28 | 2017-05-10 | 辽宁科技大学 | High-temperature molten slag basic performance test method and apparatus, and application method of apparatus |
| CN107356517A (en) * | 2017-06-22 | 2017-11-17 | 武汉钢铁有限公司 | MATERIALS ' DYNAMIC erosion-resisting characteristics test device and its method of testing |
| CN108195746A (en) * | 2017-12-20 | 2018-06-22 | 北京科技大学 | A kind of experimental rig and method for evaluating refractory material alkali resistant metal attack performance |
| CN112611667A (en) * | 2020-11-03 | 2021-04-06 | 北京科技大学 | Physical simulation test device for steel ladle slag line resistant material erosion corrosion and use method |
| CN112748060A (en) * | 2020-12-15 | 2021-05-04 | 北京科技大学 | Method and device for evaluating melt erosion resistance of refractory material |
| CN112748064A (en) * | 2020-12-29 | 2021-05-04 | 北京科技大学 | Test device and test method for evaluating static and dynamic erosion resistance of refractory material |
| CN112748064B (en) * | 2020-12-29 | 2023-02-17 | 北京科技大学 | Test device and test method for evaluating static and dynamic erosion resistance of refractory material |
| CN118009712A (en) * | 2024-04-10 | 2024-05-10 | 中钢洛耐科技股份有限公司 | Multifunctional experiment furnace and multifunctional experiment equipment |
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Open date: 20100630 |