CN203132347U - Small-size sintering cup device - Google Patents
Small-size sintering cup device Download PDFInfo
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- CN203132347U CN203132347U CN 201320147673 CN201320147673U CN203132347U CN 203132347 U CN203132347 U CN 203132347U CN 201320147673 CN201320147673 CN 201320147673 CN 201320147673 U CN201320147673 U CN 201320147673U CN 203132347 U CN203132347 U CN 203132347U
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- sintering
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- cup
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Abstract
The utility model provides a small-size sintering cup device, which belongs to the technical field of steel sintering test equipment and is used for effectively reducing the edge heat loss in the sintering test process and realizing the precise control feeding. The small-size sintering cup device has the technical scheme that a small-size sintering cup is placed in the center of a furnace body, a heating tile is arranged around the circumference of the small-size sintering cup, the heating tile is connected with a sintering cup temperature controller, and a heat insulation power supply, a waste gas temperature indicating instrument, a hearth temperature display instrument and a sintering negative pressure display instrument are arranged on the furnace body and are connected with the sintering cup temperature controller. In the sintering process, the heating tile performs heat compensation on sintering materials, the edge heat loss of the sintering materials is reduced, the sintering ore quality at the edge of the sintering cup can be favorably improved, a 5kg level sintering cup is adopted and can be placed on a bench scale for charging, and the charging quantity can be precisely controlled. The small-size sintering cup device has the advantages that the sintering production process can be precisely simulated, the quality of sintering ore in the sintering cup test can be improved, accurate process parameters are provided for production, and important effects are realized for guiding the production.
Description
Technical field
The utility model relates to a kind of steel industry laboratory and joins the ore deposit and test employed sintered cup device, belongs to steel sintering testing equipment technical field.
Background technology
Sintered cup is that the steel industry laboratory is joined the ore deposit and tested one of topmost equipment, is divided into ordinary sinter cup and large scale sintering cup, and the ordinary sinter cup is internal diameter 200mm, the high 430mm of cup, each materials 30kg; The large scale sintering cup is internal diameter 300mm, the high 700mm of cup, each materials 100kg.Sintering cup test technology and SINTERING PRODUCTION technology are closely similar, at first prepare burden by result of calculation, and artificial batch mixing is made ball with cylinder pelletizer secondary mixing again, carries out down draft sintering in the sintered cup of then crude fuel behind the mixed pelletization being packed into.Sintering cup test can be simulated SINTERING PRODUCTION well, for industrial production provides technological parameter, as carries out the research of aspects such as raw material proportioning, metallurgical performance.At present, sintering cup test has the following disadvantages: the one, and sintering process edge heat loss is big, and edge effect seriously causes edge material temperature low, makes the of poor quality of sintered cup edge sintering deposit; The 2nd, test materials amount is big, and the sintering feed addition is difficult to accurate control, and the experiment work amount is very big, needs many people just can carry out.
The utility model content
Technical problem to be solved in the utility model provides a kind of small-sized sintered cup device, this small-sized sintered cup device can effectively reduce the edge heat loss in the sintering test process, improve the quality of sintering deposit in the sintering cup test, for production provides technological parameter accurately; Realize accurately control charging simultaneously, a large amount of labour intensity that reduce test materials amount and staff.
The technical scheme that solves the problems of the technologies described above is:
A kind of small-sized sintered cup device, comprise igniter, igniter support, heating furnace body, whirlwind gravitational precipitator, air exhauster, sintered cup temperature control equipment in its formation, igniter is fixed on the igniter support, body of heater is positioned at the below of igniter, the body of heater bottom is connected with the whirlwind gravitational precipitator, the whirlwind gravitational precipitator is connected with air exhauster, place small-sized sintered cup at the body of heater center, the circumferential ring of small-sized sintered cup is around being equipped with heating watt, and heating watt is connected with the sintered cup temperature control equipment.
Above-mentioned small-sized sintered cup device, described body of heater has been installed insulation power supply, EGT display instrument, fire box temperature display instrument, sintering negative pressure display instrument, the insulation power supply is connected with the sintered cup temperature control equipment, EGT display instrument, fire box temperature display instrument, sintering negative pressure display instrument are connected with computer, and computer is connected with the sintered cup temperature control equipment.
Above-mentioned small-sized sintered cup device, described small-sized sintered cup is 5kg level sintered cup, the internal diameter of small-sized sintered cup is 90-110mm, height is 300-350mm, and wall thickness is 4-6mm, and material is the high-temperature flame-proof steel, the fire grate diameter that is placed in the small-sized sintered cup is 88-108mm, thick is 4-6mm, and uniform diameter is the aperture of 8mm on the fire grate, and material is the high-temperature flame-proof steel.
The beneficial effects of the utility model are:
The utility model is laid heating watt around the small-sized sintered cup, and heating watt is carried out thermal compensation to sintering feed in sintering process, reduce sintering feed edge heat loss, is conducive to improve the quality of sintered cup edge sintering deposit; Small-sized sintered cup adopts 5kg level sintered cup, can be placed on the platform balance and feed, and can accurately control charge, a large amount of labour intensity that reduce test materials amount and staff.
The utility model has solved that general sintered cup edge heat loss is big, sintered cup edge sinter quality difference and charge are difficult to accurate control, the materials amount is big, insoluble problem in the high long-term puzzlement sintering test of labour intensity, have charging accurately, materials amount and advantages such as workload is little, easy and simple to handle, good reproducibility, can accurately simulate sintering production process, improve the quality of sintering deposit in the sintering cup test, for production provides technological parameter accurately, play crucial effects to instructing to produce, made remarkable contribution for improving economic benefit of enterprises.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is furnace binding schematic diagram of the present utility model.
Mark is as follows among the figure: igniter 1, igniter support 2, body of heater 3, EGT display instrument 4, fire box temperature display instrument 5, sintering negative pressure display instrument 6, insulation power supply 7, whirlwind gravitational precipitator 8, silencer 9, air exhauster 10, small-sized sintered cup 11, heating watts 12, pedestal 13, thermocouple 14, heat-preservation cotton 15, refractory brick 16, fuel gas 17, combustion air 18.
The specific embodiment
The utility model is made up of igniter 1, igniter support 2, body of heater 3, EGT display instrument 4, fire box temperature display instrument 5, sintering negative pressure display instrument 6, insulation power supply 7, whirlwind gravitational precipitator 8, silencer 9, air exhauster 10 and sintered cup temperature control equipment.
Show among the figure that igniter 1 is fixed on the igniter support 2, body of heater 3 is positioned at the below of igniter 2, and igniter 1 is connected with the pipeline of transfer the fuel gas 17 with combustion air 18, and the sintering deposit of placing in the body of heater 3 is carried out heat-agglomerating.Body of heater 3 bottoms are connected with whirlwind gravitational precipitator 8, and whirlwind gravitational precipitator 8 is connected with air exhauster 10, and air exhauster 10 also is connected with silencer 9.
Show among the figure that body of heater 3 is made up of pedestal 13, thermocouple 14, heat-preservation cotton 15, refractory brick 16, small-sized sintered cup 11, heating watts 12.Small-sized sintered cup 11 is placed on body of heater 3 centers, and the circumferential ring of small-sized sintered cup 11 is around being equipped with heating watts 12, and heating watts 12 is connected with the sintered cup temperature control equipment.The effect of heating watts 12 is under the control of sintered cup temperature control equipment small-sized sintered cup 11 to be incubated, and sintering feed is carried out thermal compensation, reduces sintering feed edge heat loss, improves the quality of sintered cup edge sintering deposit.
Show among the figure, EGT display instrument 4, fire box temperature display instrument 5, sintering negative pressure display instrument 6 have been installed at body of heater 3, they link to each other with computer and by it these data are recorded preservation, for the sintered cup temperature control equipment provides relevant parameter, the sintered cup temperature control equipment is controlled to heating watts 12 and insulation power supply 7.
Show among the figure, small-sized sintered cup 11 is 5kg level sintered cup, the internal diameter of small-sized sintered cup 11 is 90-110mm, height is 300-350mm, and wall thickness is 4-6mm, and material is the high-temperature flame-proof steel, the fire grate diameter that is placed in the small-sized sintered cup 11 is 88-108mm, thick is 4-6mm, and uniform diameter is the aperture of 8mm on the fire grate, and material is the high-temperature flame-proof steel.
An embodiment of the present utility model is as follows:
Small-sized sintered cup 11 is 5kg level sintered cup, and internal diameter is 100mm, and height is 320mm, and wall thickness is 5mm, and material is the high-temperature flame-proof steel.The fire grate diameter is 98mm, and thick is 5mm, makes the aperture that diameter is 8mm on it, and material is the high-temperature flame-proof steel.Place 0.3kg on the fire grate, particle diameter greater than the sintering deposit of 10mm as grate-layer material.Small-sized sintered cup 11 is placed on the platform balance feeds, and can accurately control charge, and charge weight is controlled to be 4kg.
The height of heating watts 12 is 370mm, and by the control of sintered cup temperature control equipment, holding temperature is controlled to be 500 ℃ in the sintering process, and sintering feed is carried out thermal compensation, reduces sintering feed edge heat loss, is conducive to improve the quality of sintered cup edge sintering deposit.
The processing step of use of the present utility model is as follows:
(1) check the residual ore deposit of clearing up on the pedestal 13 of putting sintered cup in the body of heater 3, each test is put into the residual ore deposit that all should clear up on the pedestal 13 before the sintered cup and is prevented from leaking out.
(2) open sintered heat insulating power supply 7, begin to heat up; Whether open computer, open sintering acquisition system software, click " collection is operated → begun in system ", it is normal to observe software communication.Open the motor power of air exhauster 10, adjust the blower fan frequency and make zero.
(3) click " parameter setting ", according to the sintering negative pressure, adjust suitable negative pressure scale.Fill in Test Information management information.Preparing experiment when treating that fire box temperature reaches holding temperature.
(4) waiting for that burner hearth heats up simultaneously, by predetermined proportion scheme, joins ore deposit, mixing, makes ball, small-sized sintered cup 11 is placed on the platform balance, puts into the grate-layer material of 0.3kg, add the sintering feed of 4kg afterwards, when treating that fire box temperature reaches holding temperature, small-sized sintered cup 12 is put into burner hearth, prepare sintering.
(5) adjust the sintering ignition negative pressure to 4kPa, begin to carry combustion air 18 and fuel gas 17 igniting, picking up counting when treating firing temperature to 1100 ℃ keeps the 3min igniting to finish, and adjusts air exhauster 10 frequencies and makes negative pressure arrive 6kPa, clicks " picking up counting " and carries out sintering.
(6) when EGT begins to raise, click " seizure end point values ", automatically grasp the waste gas maximum temperature, when waste gas begins to descend from maximum temperature, it is the waste gas maximum temperature, sintering finishes 150 ℃ the time when EGT descends from peak, closes insulation power supply 7, and air exhauster 10 frequencies are adjusted into zero, click stops to gather, and preserves the sintering data.
(7) take out small-sized sintered cup 12, small-sized sintered cup 12 is placed on weighs weight on the platform balance, discharging under the 2m height, is carried out 3 shatter tests with burned sintering deposit, sieves, weighs, takes a sample.
Claims (3)
1. small-sized sintered cup device, comprise igniter (1) in its formation, igniter support (2), body of heater (3), whirlwind gravitational precipitator (8), air exhauster (10), the sintered cup temperature control equipment, igniter (1) is fixed on the igniter support (2), body of heater (3) is positioned at the below of igniter (1), body of heater (3) bottom is connected with whirlwind gravitational precipitator (8), whirlwind gravitational precipitator (8) is connected with air exhauster (10), it is characterized in that: place small-sized sintered cup (11) at body of heater (3) center, the circumferential ring of small-sized sintered cup (11) is around being equipped with heating watt (12), and heating watt (12) is connected with the sintered cup temperature control equipment.
2. small-sized sintered cup device according to claim 1, it is characterized in that: described body of heater (3) has been installed insulation power supply (7), EGT display instrument (4), fire box temperature display instrument (5), sintering negative pressure display instrument (6), insulation power supply (7) is connected with the sintered cup temperature control equipment, EGT display instrument (4), fire box temperature display instrument (5), sintering negative pressure display instrument (6) are connected with computer, and computer is connected with the sintered cup temperature control equipment.
3. small-sized sintered cup device according to claim 1 and 2, it is characterized in that: described small-sized sintered cup (11) is 5kg level sintered cup, the internal diameter of small-sized sintered cup (11) is 90-110mm, height is 300-350mm, and wall thickness is 4-6mm, and material is the high-temperature flame-proof steel, the fire grate diameter that is placed in the small-sized sintered cup (11) is 88-108mm, thick is 4-6mm, and uniform diameter is the aperture of 8mm on the fire grate, and material is the high-temperature flame-proof steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320147673 CN203132347U (en) | 2013-03-28 | 2013-03-28 | Small-size sintering cup device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320147673 CN203132347U (en) | 2013-03-28 | 2013-03-28 | Small-size sintering cup device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203132347U true CN203132347U (en) | 2013-08-14 |
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ID=48940320
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320147673 Expired - Fee Related CN203132347U (en) | 2013-03-28 | 2013-03-28 | Small-size sintering cup device |
Country Status (1)
| Country | Link |
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| CN (1) | CN203132347U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103225953A (en) * | 2013-03-28 | 2013-07-31 | 河北联合大学 | Small-size sintering cup device and method for performing sintering cup test by using same |
-
2013
- 2013-03-28 CN CN 201320147673 patent/CN203132347U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103225953A (en) * | 2013-03-28 | 2013-07-31 | 河北联合大学 | Small-size sintering cup device and method for performing sintering cup test by using same |
| CN103225953B (en) * | 2013-03-28 | 2015-04-08 | 河北联合大学 | Small-size sintering cup device and method for performing sintering cup test by using same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130814 Termination date: 20140328 |