CN203414382U - Device for testing high-temperature fluid ability of iron ore powder - Google Patents
Device for testing high-temperature fluid ability of iron ore powder Download PDFInfo
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- CN203414382U CN203414382U CN201320516656.XU CN201320516656U CN203414382U CN 203414382 U CN203414382 U CN 203414382U CN 201320516656 U CN201320516656 U CN 201320516656U CN 203414382 U CN203414382 U CN 203414382U
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Abstract
The utility model discloses a device for testing high-temperature fluid ability of iron ore powder and belongs to the technical field of sintering. The device for testing high-temperature fluid ability of iron ore powder comprises an air supply device, a protection device, a temperature measurement device, a liquid phase direction control device and a heating device, wherein the air supply device is connected with the protection device; the temperature measurement device is arranged in the protection device; the testing device is arranged in the protection device; the protection device is arranged between the liquid phase direction control device and the heating device and is used for insulating heat. The device for testing high-temperature fluid ability of iron ore powder can test the fluid ability of the iron ore powder, so that a liquid phase of the iron ore powder longitudinally flows and transversely spreads. The fluid ability of the iron ore powder which is sintered to deform and does not spread and the fluid ability of the non-deformed iron ore powder can be effectively compared, so that the liquid phase can uniformly flow in the radial direction, the flow area is as the same as the actual area, and an accurate result is obtained.
Description
Technical field
The utility model relates to sintering technology field, particularly a kind of Iron Ore Powder temperature flowing aptitude tests device.
Background technology
While using compact sintering test equipment to detect Iron Ore Powder flowing property, the Iron Ore Powder of high alkalinity is pressed into little cake and is placed in roasting on resistant to elevated temperatures alloy iron plate, and above the little cake of Iron Ore Powder, put a thermopair and carry out thermometric, the little cake of Iron Ore Powder can at high temperature generate liquid phase and flow, by measuring the size of liquid phase developed area on alloy sheet, evaluate the power of Iron Ore Powder fluidity, this device is difficult to obviously distinguish by the mobility of sintering dual alkalinity R=2.0 Iron Ore Powder for producing, and often because ferroalloy sheet is placed not to be up to the standard and is caused liquid phase to fail radially Uniform Flow, affected the accuracy that flow area is measured.
At present, the method of measuring sintering breeze Liquid phase flowability by infrared heating furnace is by the size of sintering liquid phase developed area on alloy sheet under measurement high temperature, to evaluate the power of Iron Ore Powder fluidity, this technology often there will be following problem when implementing: (1) Iron Ore Powder generation liquid phase flowing but horizontal spreading not in the vertical, therefore the Iron Ore Powder do not launched of cannot effective ratio deforming after compared with sintering and the not mobility of modification Iron Ore Powder, (2) because ferroalloy sheet is placed not to be up to the standard and is caused liquid phase to fail radially Uniform Flow, be subject to ferroalloy sheet obliquity effects, flow area is than actual large, cause result inaccurate.
Utility model content
Technical problem to be solved in the utility model is to provide a kind ofly can carry out Iron Ore Powder fluidity test, make Iron Ore Powder generation liquid phase mobile and horizontal spreading in the vertical, the Iron Ore Powder do not launched of can effective ratio deforming after compared with sintering and the not mobility of modification Iron Ore Powder, can make radially Uniform Flow of liquid phase, flow area, with actual identical, obtains the Iron Ore Powder temperature flowing aptitude tests device of accurate result.
For solving the problems of the technologies described above, the utility model provides a kind of Iron Ore Powder temperature flowing aptitude tests device to comprise feeder, temperature measuring equipment, protective device, liquid phase orientation control device and heating arrangement; Described feeder is connected with described protective device, is described liquid phase orientation control device air feed; Described temperature measuring equipment is placed in described protective device; Described protective device is placed between described liquid phase orientation control device and described heating arrangement, for heat insulation.
Further, described heating arrangement is infrared heating furnace.
Further, described protective device comprises protective casing, lifting table and exhaust gear; Described protective casing is placed in described infrared heating furnace; Described lifting table is placed in described protective casing; On described protective casing sidewall, there is described exhaust gear.
Further, described liquid phase orientation control device comprises bearing part, backing ring, bracing frame and sheet metal; Described bearing part is placed on described backing ring; Described backing ring is placed on support frame as described above; Described sheet metal is placed on support frame as described above bottom; Described exhaust gear is vent port.
Further, support frame as described above comprises pillar, Shang Quan and Xia Quan; Described in described pillar one end, upper circle connects, and the other end is connected with described lower circle.
Further, the inverted round stage that is shaped as upper and lower open at both ends of described bearing part.
Further, described temperature measuring equipment comprises top thermometric galvanic couple and end thermometric galvanic couple; Described top thermometric galvanic couple is placed on the upper end of described protective casing; Thermometric galvanic couple of the described end is placed on the lower end of described protective casing.
Further, described feeder comprises cross-over valve, nitrogen feeder and air feeder; Described nitrogen feeder is connected with described cross-over valve; Described air feeder is connected with described cross-over valve; Described cross-over valve is connected with described protective casing.
Further, described nitrogen feeder comprises nitrogen pot and first flow meter; Described nitrogen pot is connected with described cross-over valve by described first flow meter.
Further, described air feeder comprises pneumatic pump and the second flowmeter; Described pneumatic pump is connected with described cross-over valve by described the second flowmeter.
The Iron Ore Powder temperature flowing aptitude tests device that the utility model provides is placed on sample on liquid phase orientation control device, liquid phase orientation control device is placed in protective device, by feeder to liquid phase orientation control device air feed, use heating arrangement to heat sample, the melting liquid phase that sample produces is flowed out, can make Iron Ore Powder generation liquid phase mobile and horizontal spreading in the vertical, the Iron Ore Powder do not launched of can effective ratio deforming after compared with sintering and the not mobility of modification Iron Ore Powder, can make radially Uniform Flow of liquid phase, flow area is with actual identical, obtain accurate result.
Accompanying drawing explanation
The structural representation of the Iron Ore Powder temperature flowing aptitude tests device that Fig. 1 provides for the utility model embodiment;
The structural representation of the liquid phase orientation control device that Fig. 2 provides for the utility model embodiment;
Fig. 3 is the vertical view of Fig. 2;
The work schematic diagram of the liquid phase orientation control device that Fig. 4 provides for the utility model embodiment.
Embodiment
Referring to Fig. 1, the utility model embodiment provides a kind of Iron Ore Powder temperature flowing aptitude tests device, comprises feeder, temperature measuring equipment, protective device, liquid phase orientation control device 2 and heating arrangement.Wherein, heating arrangement is infrared heating furnace 1, to interior sample 12 heating of liquid phase orientation control device 2.Protective device is placed between liquid phase orientation control device 2 and heating arrangement.Protective device comprises protective casing 6, lifting table 3 and exhaust gear 8.Protective casing 6 is protective quartz pipe, has good effect of heat insulation.Lifting table 3 is placed on the inside of protective casing 6.Protective casing 6 sidewalls have exhaust gear, and exhaust gear is exhaust apertures 8, for combustion gas.Liquid phase orientation control device comprises bearing part device 13, backing ring 15, bracing frame 19 and sheet metal 14.Bracing frame 19 is resistant to elevated temperatures alloy frame, is placed on lifting table 3; Bracing frame 19 comprises pillar 18, upper circle 16 and lower circle 17; Pillar 18 one end are connected with upper circle 16, and one end is connected with lower circle 17; Bracing frame 19 is to weld with the trisection point of lower circle 17 at the identical upper circle 16 of size by three pillars.Backing ring 15 is fixed on the centre of circle 16.Bearing part 13 is quartzy device, high temperature resistant, be placed on backing ring 15, and the inverted round stage that is shaped as upper and lower open at both ends of bearing part 13, sample 12 is placed in bearing part 13.Sheet metal 14 is placed on lower circle 17, under bearing part 13, receives the liquid phase of bearing part 13 drippages.Temperature measuring equipment comprises top thermometric galvanic couple 4 and end thermometric galvanic couple 5, for measuring the temperature of sample 12.Measure the upper end that galvanic couple 4 is placed on protective casing 6.End thermometric galvanic couple 5 is placed on the lower end of protective casing 6.Feeder comprises cross-over valve 7, nitrogen feeder and air feeder.Cross-over valve 7 is connected with protective quartz pipe 6, for changing blowing model.Nitrogen feeder comprises nitrogen pot 11 and first flow meter 20, and nitrogen pot 11 is connected with cross-over valve 7 by first flow meter 20, in protective quartz pipe 6, is filled with nitrogen.Air feeder comprises pneumatic pump 10 and the second flowmeter 9, and pneumatic pump 10 is connected with cross-over valve 7 by the second flowmeter 9, in protective casing 6, is filled with air.
Use the utility model Iron Ore Powder temperature flowing aptitude tests device, sample 12 for diameter be 6mm, binary (CaO/SiO
2) basicity is 2.0 Iron Ore Powder is suppressed little cake.It is the bearing part 13 that 12mm, lower diameter are 3mm that sample 12 is put into upper diameter, bearing part 13 is placed on the backing ring 15 of upper circle 16 central authorities of high-temperature alloy frame 19, makes bearing part 13 be suspended in the below of sheet metal 14.Alloy frame 19 is placed on the lifting table 3 of protective casing 6; regulate as required cross-over valve 7; when the utility model Iron Ore Powder temperature flowing aptitude tests device is when heating up; to protective casing 6, pass into nitrogen; regulate cross-over valve 7; nitrogen cylinder 11 provides nitrogen, by first flow meter 20 regulation and control nitrogen flows.During when the cooling of the utility model Iron Ore Powder temperature flowing aptitude tests device or in temperature constant state, to protective casing 6, pass into air, by pneumatic pump 10 air feed, by the second flowmeter 9 regulation and control air mass flows.Waste gas is discharged by exhaust apertures 8.By the sample 12 in 1 pair of quartzy device 13 of infrared heating furnace, heat, sample 12 occurs to produce melting liquid phase and mobility after sintering, can be by flowing out below quartzy device 13 under Action of Gravity Field, be subject to the impact of melt viscosity, flow down that liquid phase can be elongated, chap, and have part can drip on sheet metal 14.After off-test, the weight of solidifying liquid phase on length, rugosity and the sheet metal 14 of liquid phase by measuring quartzy device 13 is analyzed the fluid ability of Iron Ore Powder.
The utility model Iron Ore Powder temperature flowing aptitude tests device is placed on sample on proving installation, proving installation is placed in protective device, by feeder to proving installation air feed, use heating arrangement to heat sample, the melting liquid phase that sample produces is flowed out, can make Iron Ore Powder generation liquid phase mobile and horizontal spreading in the vertical, the Iron Ore Powder do not launched of can effective ratio deforming after compared with sintering and the not mobility of modification Iron Ore Powder, can make radially Uniform Flow of liquid phase, flow area is with actual identical, by measurement, test the length of solidifying liquid phase obtaining, the weight of rugosity and liquid phase is analyzed the fluid ability of Iron Ore Powder, obtain accurate result.
It should be noted last that, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to example, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from the spirit and scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (10)
1. an Iron Ore Powder temperature flowing aptitude tests device, is characterized in that, comprising: feeder, temperature measuring equipment, protective device, liquid phase orientation control device (2) and heating arrangement; Described feeder is connected with described protective device, is described liquid phase orientation control device (2) air feed; Described temperature measuring equipment is placed in described protective device; Described protective device is placed between described liquid phase orientation control device (2) and described heating arrangement, for heat insulation.
2. proving installation according to claim 1, is characterized in that: described heating arrangement is infrared heating furnace (1).
3. proving installation according to claim 2, is characterized in that: described protective device comprises protective casing (6), lifting table (3) and exhaust gear; Described protective casing (6) is placed in described infrared heating furnace (1); Described lifting table (3) is placed in described protective casing (6); On described protective casing (6) sidewall, there is described exhaust gear.
4. proving installation according to claim 3, is characterized in that: described liquid phase orientation control device (2) comprises bearing part (13), backing ring (15), bracing frame (19) and sheet metal (14); Described bearing part (13) is placed on described backing ring (15); Described backing ring (15) is placed on support frame as described above (19); Described sheet metal (14) is placed on support frame as described above (19) bottom; Described exhaust gear is vent port (8).
5. proving installation according to claim 4, is characterized in that: support frame as described above (19) comprises pillar (18), upper circle (16) and lower circle (17); Described in described pillar (18) one end, upper circle (16) connects, and the other end is connected with described lower circle (17).
6. proving installation according to claim 4, is characterized in that: the inverted round stage that is shaped as upper and lower open at both ends of described bearing part (13).
7. proving installation according to claim 3, is characterized in that: described temperature measuring equipment comprises top thermometric galvanic couple (4) and end thermometric galvanic couple (5); Described top thermometric galvanic couple (4) is placed on the upper end of described protective casing (6); Described end thermometric galvanic couple (5) is placed on the lower end of described protective casing (6).
8. proving installation according to claim 3, is characterized in that: described feeder comprises cross-over valve (7), nitrogen feeder and air feeder; Described nitrogen feeder is connected with described cross-over valve (7); Described air feeder is connected with described cross-over valve (7); Described cross-over valve is connected with described protective casing (6).
9. proving installation according to claim 8, is characterized in that: described nitrogen feeder comprises nitrogen pot (11) and first flow meter (20); Described nitrogen pot (11) is connected with described cross-over valve (7) by described first flow meter (20).
10. proving installation according to claim 8, is characterized in that: described air feeder comprises pneumatic pump (10) and the second flowmeter (9); Described pneumatic pump (10) is connected with described cross-over valve (7) by described the second flowmeter (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320516656.XU CN203414382U (en) | 2013-08-22 | 2013-08-22 | Device for testing high-temperature fluid ability of iron ore powder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320516656.XU CN203414382U (en) | 2013-08-22 | 2013-08-22 | Device for testing high-temperature fluid ability of iron ore powder |
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| CN203414382U true CN203414382U (en) | 2014-01-29 |
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| CN201320516656.XU Expired - Lifetime CN203414382U (en) | 2013-08-22 | 2013-08-22 | Device for testing high-temperature fluid ability of iron ore powder |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103529168A (en) * | 2013-09-29 | 2014-01-22 | 武汉钢铁(集团)公司 | Method and device for testing assimilability of iron ore powder |
| CN104865342A (en) * | 2015-04-15 | 2015-08-26 | 北京科技大学 | Visualization miniature method and apparatus for testing mineral temperature reconstruction |
| CN105784752A (en) * | 2016-04-27 | 2016-07-20 | 新奥科技发展有限公司 | Device, method and system for measuring sintering temperatures of carbonaceous raw materials |
| CN105823709A (en) * | 2016-05-25 | 2016-08-03 | 武汉纺织大学 | Processing device allowing metal to move in various modes in magnetic field |
-
2013
- 2013-08-22 CN CN201320516656.XU patent/CN203414382U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103529168A (en) * | 2013-09-29 | 2014-01-22 | 武汉钢铁(集团)公司 | Method and device for testing assimilability of iron ore powder |
| CN103529168B (en) * | 2013-09-29 | 2015-12-23 | 武汉钢铁(集团)公司 | The anabolic method of testing of Iron Ore Powder and device thereof |
| CN104865342A (en) * | 2015-04-15 | 2015-08-26 | 北京科技大学 | Visualization miniature method and apparatus for testing mineral temperature reconstruction |
| CN105784752A (en) * | 2016-04-27 | 2016-07-20 | 新奥科技发展有限公司 | Device, method and system for measuring sintering temperatures of carbonaceous raw materials |
| CN105784752B (en) * | 2016-04-27 | 2019-05-28 | 新奥科技发展有限公司 | A kind of carbon raw material sintering temperature measurement device and its measuring method, measurement system |
| CN105823709A (en) * | 2016-05-25 | 2016-08-03 | 武汉纺织大学 | Processing device allowing metal to move in various modes in magnetic field |
| CN105823709B (en) * | 2016-05-25 | 2018-05-25 | 武汉纺织大学 | A kind of processing unit of multi-motion mode of the achievable metal in magnetic field |
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170724 Address after: 430080 Qingshan District stock company of Hubei, Wuhan Province Patentee after: Wuhan iron and Steel Company Limited Address before: 430080 Friendship Avenue, Hubei, Wuhan, No. 999 Patentee before: Wuhan Iron & Steel (Group) Corp. |