CN202093729U - Material distributing simulation test device for melting gasifier - Google Patents
Material distributing simulation test device for melting gasifier Download PDFInfo
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- CN202093729U CN202093729U CN2011201711905U CN201120171190U CN202093729U CN 202093729 U CN202093729 U CN 202093729U CN 2011201711905 U CN2011201711905 U CN 2011201711905U CN 201120171190 U CN201120171190 U CN 201120171190U CN 202093729 U CN202093729 U CN 202093729U
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Abstract
The utility model provides a material distributing simulation test device for a melting gasifier, and belongs to the field of metallurgical skills. The device comprises a material storage bin, a spiral feeder, a universal distributing device, a gasifier main body, a material receiving device, a spiral discharge device, a reclaiming storage bin, a baffle distributing device, an air feeding device, a pressure measuring device, and an automatic control electric cabinet. By adopting the test device, influences on material face shape, porosity, granularity, and ore coke ratio by distributing parameters are easily and clearly demonstrated, as well as relations between different distributing modes and distribution forming process; distribution operation process can be truly revealed; and demonstration and operation are facilitated. The device has the advantages of convenience in operation, high automation degree, reliability in use, high precision in control, and low failure rate. On scientific research, the device can study the novel mixed distributing law of the melting gasifier, and on teaching, the device can help people comprehend the operation principles and the technological process of the mixed distributing.
Description
Technical field
The utility model belongs to metallurgical technology field, is non-blast furnace ironmaking burden distribution system technology, particularly a kind of melting gasifier cloth simulation test device that is applied to scientific research and teaching.
Background technology
At present, dropped in the world that melting and reducing COREX technology is the most ripe a kind of new technology in the non-blast furnace ironmaking technology of suitability for industrialized production.COREX technology also exists a lot of problems to explore and to solve in the research of cloth rule, and practice shows that burden distribution system is the important adjustment means that influence the direct motion of COREX technology, high yield and low consumption.By regulating burden distribution system, can directly have influence in the stove radially situations such as burden distribution, bed structure, coal gas distributions, how knowing and address these problems for the researcher is a crucial problem, grasping cloth rule and control technique thereof, is to guarantee that COREX bottom melting gasifier is in the key link of works fine state for a long time.
At present the method for research cloth mainly contains field measurement method and physical model experiment method, and the field measurement method need be set for this platform, and consumes a large amount of starting material, wastes time and energy, and uses extremely inconvenience can only or stop repairing before blow-on the time.The physical model experiment method can be understood the cloth rule, but the physics facility automaticity is low mostly at present, and the parameter regulation major part is realized that by manual shift degree of accuracy is low, and error is bigger, can not accurately measure and analyze the rule of dynamic cloth.
Summary of the invention
At the problem that above-mentioned prior art exists, the utility model provides a kind of melting gasifier cloth simulation test device, and this device possesses dynamic cloth, observation simultaneously, multiple functions such as mensuration, analysis.
To achieve these goals, the utility model adopts following technical scheme:
Melting gasifier cloth simulation test device of the present utility model comprises storage bin, screw feeder, universal distributing device, shaft main body, material-receiving device, discharge with endless screw device, reclaims feed bin, baffle plate distributing device, feeder, pressure tester and control electric cabinet automatically;
Described storage bin is connected with screw feeder;
Described shaft main body is made of two semi-circumference models, the centre of shaft main body is provided with a vertical moveable bulkhead, two parts before and after this dividing plate is divided into the shaft main body, shaft main body central upper portion is provided with universal cloth feeding port, its top also is provided with baffle plate cloth feeding port, exhausr port, have plurality of air on the limit wall of its middle and lower part, this air port is connected with tremie pipe;
Described universal distributing device comprises vertical downtake and chute, is installed in the universal cloth feeding port place of shaft main body, and wherein vertical downtake is positioned at outside the shaft main body, and chute is positioned at the shaft main body;
Described baffle plate distributing device comprises vertical tremie pipe, inclination tremie pipe and baffle plate, is installed in the baffle plate cloth feeding port place of shaft main body, and wherein vertical tremie pipe, inclination tremie pipe are positioned at outside the shaft main body, and baffle plate is positioned at the shaft main body;
Intersect the side of the lower end of described vertical tremie pipe and inclination tremie pipe, and baffle plate is connected by the mode that is coupling with the lower end of inclination tremie pipe;
Described material-receiving device level is put the middle part in the shaft main body;
One end of described discharge with endless screw device is connected with tremie pipe, and its other end connects the recovery feed bin;
Described feeder comprises gas distributor, gas mass flow amount controller, gas-holder, air compressor, and air compressor is connected with gas-holder, and gas-holder is connected with gas distributor by the gas mass flow amount controller;
Described gas distributor is looped around the periphery of shaft main body middle and lower part, and is connected with air port on the wall of limit, shaft main body middle and lower part;
Described pressure tester comprises pressure transducer, and pressure transducer is installed on the interior baffle plate of shaft main body;
Described automatic control electricity cabinet comprises action button, display, computing machine, PLC(programmable controller).
The beneficial effect of melting gasifier cloth simulation test device of the present utility model: use this test unit, can easily distinct cloth parameter to the influence of shape of charge level, voidage, granularity, ore coke ratio, the relation of clear and definite different cloth pattern and cloth forming process, represent cloth operating procedure process truly, conveniently view and emulate and operate, operation of equipment is convenient, the automaticity height, use reliably, control is accurate, and failure rate is low; Aspect scientific research, can study the novel mixing cloth rule of melting gasifier, aspect teaching, can understand principle of operation and the technological process (can realize monocycle, many rings, fan-shaped, the multiple distributing mode of fixing a point) that mixes cloth, so that knowwhy and actual production are combined by this test unit.
Description of drawings
Fig. 1 is the structural representation of melting gasifier cloth simulation test device of the present utility model;
Fig. 2 is the control flow chart of melting gasifier cloth simulation test device of the present utility model;
Among the figure 1, storage bin, 2, screw feeder, 3, vertical downtake, 4, universal distributing device, 5, chute, 6, exhausr port, 7, shaft main body, 8, baffle plate, 9, material-receiving device, 10, pressure transducer, 11, the air port, 12, the discharge with endless screw device, 13, reclaim feed bin, 14, vertical tremie pipe, 15, the inclination tremie pipe, 16, baffle plate distributing device, 17, action button, 18, display, 19, computing machine, 20, control electric cabinet automatically, 21, gas distributor, 22, the gas mass flow amount controller, 23, gas-holder, 24, air compressor, 25, tremie pipe.
Embodiment
Below in conjunction with accompanying drawing melting gasifier cloth simulation test device of the present utility model is done and to be described in further detail.
Melting gasifier cloth simulation test device of the present utility model, as shown in Figure 1, comprise storage bin 1, screw feeder 2, universal distributing device 4, shaft main body 7, material-receiving device 9, discharge with endless screw device 12, reclaim feed bin 13, baffle plate distributing device 16, feeder, pressure tester and control electric cabinet 20 automatically;
Described storage bin 1 is connected with screw feeder 2;
Described shaft main body 7 is made of two semi-circumference models, the centre of shaft main body 7 is provided with a vertical moveable bulkhead, two parts before and after this vertical clapboard is divided into the shaft main body, shaft main body 7 central upper portion are provided with universal cloth feeding port, its top also is provided with baffle plate cloth feeding port, exhausr port 6, have plurality of air 11 on the limit wall of its middle and lower part, this air port 11 is connected with tremie pipe 25;
Described universal distributing device 4 comprises vertical downtake 3 and chute 5, is installed in the universal cloth feeding port place of shaft main body 7, and wherein vertical downtake 3 is positioned at outside the shaft main body 7, and chute 5 is positioned at shaft main body 7;
Described baffle plate distributing device 16 comprises vertical tremie pipe 14, inclination tremie pipe 15 and baffle plate 8, is installed in the baffle plate cloth feeding port place of shaft main body 7, and wherein vertical tremie pipe 14, inclination tremie pipe 15 are positioned at outside the shaft main body 7, and baffle plate 8 is positioned at shaft main body 7; Intersect the lower end of vertical tremie pipe 14 and the side of inclination tremie pipe 15, and baffle plate 8 is connected by the mode that is coupling with the lower end of inclination tremie pipe 15;
Described material-receiving device 9 levels are put the middle part in shaft main body 7;
One end of described discharge with endless screw device 12 is connected with tremie pipe 25, and its other end connects recovery feed bin 13;
Described feeder comprises gas distributor 21, gas mass flow amount controller 22, gas-holder 23, air compressor 24, and air compressor 24 is connected with gas-holder 23, and gas-holder 23 is connected with gas distributor 21 by gas mass flow amount controller 22;
Described gas distributor 21 is looped around the periphery of shaft main body 7 middle and lower parts, and is connected with air port 11 on the limit wall of the middle and lower part of shaft main body 7;
Described pressure tester comprises pressure transducer 10, and pressure transducer 10 is installed on the dividing plate in the shaft main body 7;
Described automatic control electricity cabinet 20 comprises action button 17, display 18, computing machine 19, PLC(programmable controller).
The melting gasifier cloth simulation test device course of work of the present utility model:
Furnace charge is drained into from storage bin 1 in vertical downtake 3 or the vertical tremie pipe 14 by screw feeder 2, by universal distributing device 4, baffle plate distributing device 16 furnace charge is encased in setting height, the rotating speed control blanking velocity of adjustable screw batcher 2, requirement according to the cloth pattern, action button 17 operations by automatic control electricity cabinet 20 are set cloth parameters such as chute rotating speed, chute inclination angles, when waiting to reach setting height, adjustable screw removal device 12 begins discharge to the rotating speed of setting, and makes that top is reinforced to be equated with the speed of bottom discharge; Open the valve in gas mass flow amount controller 22 and air port 11 simultaneously, pressurized air is entered in the shaft main body 7 by gas distributor 21.
By the dynamic cloth process of high-speed camera track up furnace charge, the machine software processes obtains materials flow track, drop point site as calculated, can also measure the shape of charge level behind the cloth if add vertical stock rod.After experiment finished, available material-receiving device 9 sample analysis learned that furnace charge distributes and the voidage distributed intelligence at the burnt distribution in the ore deposit that the stove internal diameter makes progress, raw meal particle size.
Can specifically allocate universal distributing device 4, baffle plate distributing device 16 according to the difference of burden distribution system in the experimentation, if fixed point cloth, then can use universal distributing device 4 to be used for the research centre separately and add the simulation process that burnt and edge adds Jiao, if the mixing burden distribution system then can add overhead gage distributing device 16 and be used to study melting gasifier mixing cloth simulation process.
Can specifically allocate baffle shapes, the position of chute length, diameter and the baffle plate distributing device 16 of universal distributing device 4 according to requirement of experiment and change combination, be used to study formed stock column information under the different distributing devices.
The numerical value of record pressure transducer 10 in the experimentation by the different pressure histories at each pressure tap place constantly of display 18 demonstrations of automatic control electricity cabinet, is got stable back numerical value and is analyzed, and can draw the gas stream in the stove distribution situation like this.
Utilize this cloth simulation test device, in the laboratory, can understand and how analyze the research method of mixing the cloth rule, aspect scientific research, can provide reference and guidance for actual production, aspect teaching, can provide the operating process platform, deepen understanding knowwhy with its result of study.
The control flow chart of melting gasifier cloth simulation test device of the present utility model, as shown in Figure 2.
Claims (3)
1. a melting gasifier cloth simulation test device is characterized in that: comprise storage bin (1), screw feeder (2), universal distributing device (4), shaft main body (7), material-receiving device (9), discharge with endless screw device (12), reclaim feed bin (13), baffle plate distributing device (16), feeder, pressure tester and control electric cabinet (20) automatically;
Described storage bin (1) is connected with screw feeder (2);
Described shaft main body (7) is made of two semi-circumference models, the centre of shaft main body (7) is provided with a vertical moveable bulkhead, two parts before and after this vertical clapboard is divided into the shaft main body, shaft main body (7) central upper portion is provided with universal cloth feeding port, its top also is provided with baffle plate cloth feeding port, exhausr port (6), have plurality of air (11) on the limit wall of its middle and lower part, this air port (11) are connected with tremie pipe (25);
Described universal distributing device (4) is installed in the universal cloth feeding port place of shaft main body (7);
Described baffle plate distributing device (16) is installed in the baffle plate cloth feeding port place of shaft main body (7);
Described material-receiving device (9) level is put the middle part in shaft main body (7);
One end of described discharge with endless screw device (12) is connected with tremie pipe (25), and its other end connects recovery feed bin (13);
Described feeder comprises gas distributor (21), gas mass flow amount controller (22), gas-holder (23), air compressor (24), air compressor (24) is connected with gas-holder (23), and gas-holder (23) is connected with gas distributor (21) by gas mass flow amount controller (22);
Described gas distributor (21) is looped around the periphery of shaft main body (7) middle and lower part, and is connected with air port (11) on the limit wall of the middle and lower part of shaft main body (7);
Described pressure tester comprises pressure transducer (10), and pressure transducer (10) is installed on the interior dividing plate plate of shaft main body (7).
2. melting gasifier cloth simulation test device as claimed in claim 1, it is characterized in that: described universal distributing device (4) comprises vertical downtake (3) and chute (5), wherein vertical downtake (3) is positioned at outside the shaft main body (7), and chute (5) is positioned at shaft main body (7).
3. melting gasifier cloth simulation test device as claimed in claim 1, it is characterized in that: described baffle plate distributing device (16) comprises vertical tremie pipe (14), inclination tremie pipe (15) and baffle plate (8), wherein vertical tremie pipe (14), inclination tremie pipe (15) are positioned at outside the shaft main body (7), and baffle plate (8) is positioned at shaft main body (7); Intersect the lower end of vertical tremie pipe (14) and the side of inclination tremie pipe (15), and baffle plate (8) is connected by the mode that is coupling with the lower end of inclination tremie pipe (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201711905U CN202093729U (en) | 2011-05-26 | 2011-05-26 | Material distributing simulation test device for melting gasifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201711905U CN202093729U (en) | 2011-05-26 | 2011-05-26 | Material distributing simulation test device for melting gasifier |
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| CN202093729U true CN202093729U (en) | 2011-12-28 |
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| CN2011201711905U Expired - Fee Related CN202093729U (en) | 2011-05-26 | 2011-05-26 | Material distributing simulation test device for melting gasifier |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102304598A (en) * | 2011-05-26 | 2012-01-04 | 东北大学 | Stock distributing simulation test device for melting gasification furnace |
| CN104561417A (en) * | 2013-10-23 | 2015-04-29 | 江苏省沙钢钢铁研究院有限公司 | Automatic control system for bell-less material distribution experiment of blast furnace |
| CN107045830A (en) * | 2017-06-19 | 2017-08-15 | 重庆科技学院 | A kind of blast furnace burden soft melting dropping apparatus for demonstrating |
| CN110646163A (en) * | 2019-09-30 | 2020-01-03 | 东北大学 | Thermal state blast furnace assembly system |
-
2011
- 2011-05-26 CN CN2011201711905U patent/CN202093729U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102304598A (en) * | 2011-05-26 | 2012-01-04 | 东北大学 | Stock distributing simulation test device for melting gasification furnace |
| CN104561417A (en) * | 2013-10-23 | 2015-04-29 | 江苏省沙钢钢铁研究院有限公司 | Automatic control system for bell-less material distribution experiment of blast furnace |
| CN104561417B (en) * | 2013-10-23 | 2016-06-22 | 江苏省沙钢钢铁研究院有限公司 | Automatic control system for bell-less material distribution experiment of blast furnace |
| CN107045830A (en) * | 2017-06-19 | 2017-08-15 | 重庆科技学院 | A kind of blast furnace burden soft melting dropping apparatus for demonstrating |
| CN110646163A (en) * | 2019-09-30 | 2020-01-03 | 东北大学 | Thermal state blast furnace assembly system |
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Legal Events
| Date | Code | Title | Description |
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| 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: 20111228 Termination date: 20120526 |