CN104195285A - High-efficiency steelmaking converter system - Google Patents
High-efficiency steelmaking converter system Download PDFInfo
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- CN104195285A CN104195285A CN201410401775.XA CN201410401775A CN104195285A CN 104195285 A CN104195285 A CN 104195285A CN 201410401775 A CN201410401775 A CN 201410401775A CN 104195285 A CN104195285 A CN 104195285A
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Abstract
The invention discloses a high-efficiency steelmaking converter system. The high-efficiency steelmaking converter system comprises a converter, an oxygen lance system, an oxygen supply system, a tilting mechanism, a steel ladle, a control system, a thermal infrared imager, an image processing system and a display; the oxygen lance system is located above the converter, and is composed of a suspension rod, a hydraulic control system and an oxygen lance assembly; the hydraulic control system is mounted on the suspension rod; the oxygen lance assembly is mounted on the suspension rod by use of a lifting device; a backing ring is mounted on the converter; one side of the backing ring is connected with the tilting mechanism; an angle encoder is mounted on the other side of the backing ring; the angle encoder is connected with the tilting mechanism and the control system; the steel ladle is located between the converter and the thermal infrared imager; the thermal infrared imager is connected with the image processing system; the control system is connected with the image processing system; the display is further connected to the image processing system. The high-efficiency steelmaking converter system is capable of effectively improving the quality of molten steel and reducing the steelmaking cost.
Description
[technical field]
The present invention relates to the technical field of industrial smelting furnace, particularly the technical field of high-efficiency steel-smelting converter system.
[background technology]
Converter steelmaking is taking molten iron, steel scrap, iron alloy as main raw material, not by external energy, by chemical reaction generation heat between the physical thermal of iron liquid itself and iron fluid component and complete steelmaking process in converter.Converter is divided into acidity and alkalescence by refractory materials, and there are top blast, bottom blowing and side-blown in the position being blown in stove by gas; Press gaseous species for point air blown converter and an oxygen coverter.Alkaline oxygen top blast and top and bottom combined blown converter are because its production rate is fast, output is large, and single furnace output is high, cost is low, less investment, for using at present the most general steelmaking equipment.In the time of tapping, need the strict slag content of controlling in molten steel, to ensure the quality of steel, traditional converter lacks effectively lower slag detection system in the time of tapping, and molten steel cleanliness is poor, and steel quality is low, and yield of alloy has much room for improvement, and steel-making cost is higher.
Oxygen rifle, is one of main technique equipment in oxygen converter steelmaking, and its performance characteristic directly has influence on metallurgical effect and duration of blast, thereby has influence on the Quality and yield of steel.Oxygen rifle is to flow thigh by oxygen jet to realize with the interaction in molten bath to the influence of blowing, and this effect depends primarily on jet and arrives velocity magnitude and the distribution thereof when weld pool surface, therefore the optimizing of the various process parameters of oxygen lance blow head and the optimization design of structure are extremely important.Oxygen rifle is mainly used in steel industry, metallurgy industry etc.
[summary of the invention]
Object of the present invention solves the problems of the prior art exactly, a kind of high-efficiency steel-smelting converter system is proposed, can reduce the quantity of slag under converter tapping, for refining procedure creates good conditions, reduce the lower quantity of slag of converter tapping to ladle, can reduce the consumption of reductor and alloy in deoxidation of molten steel and alloying process, in minimizing liquid steel refining process, rephosphorization of molten steel returns the content of sulphur and oxide inclusion, improve molten steel cleanliness, improve steel quality, improve yield of alloy, reduce steel-making cost, can make to drive into the oxygen rifle of oxygen house steward end and rotate by rolling disc, oxygen rifle can be blown fully to converter, avoid the inhomogeneous phenomenon of appearance blowing in converter, and adopt water-cooled mode to carry out cooling process to oxygen rifle, improve the work-ing life of oxygen rifle, the unique design of shower nozzle can make the oxygen of ejection have higher flow velocity, and it is wide to distribute, react more abundant.
For achieving the above object, the present invention proposes a kind of high-efficiency steel-smelting converter system, comprise converter, oxygen gun system, oxygen system, tilting mechanism, ladle, Controlling System, thermal infrared imager, image processing system and indicating meter, described oxygen gun system is positioned at the top of converter, oxygen gun system is by hanging stick, hydraulic control system and oxygen rifle assembly composition, described hydraulic control system is installed on hanging stick, oxygen system is connected with oxygen rifle assembly, oxygen system comprises oxygenerator, the first gas storage holder, oxygen compressor and oxygen station, described oxygenerator is connected with the first gas storage holder by transfer lime, the first gas storage holder is connected with oxygen compressor by transfer lime, in described oxygen compressor, be provided with pressure chamber, on pressure chamber, be connected with promotion cylinder, described oxygen compressor is connected with oxygen station by transfer lime, oxygen station is made up of barrel-shaped tank and the second gas storage holder, on the second gas storage holder, be connected with total oxygen output pipe, on described total oxygen output pipe, reducing valve is installed successively, flow control valve, repid cut-off valve and hand off valve, oxygen rifle assembly is installed on hanging stick by lifting device, oxygen rifle assembly comprises into oxygen house steward, rolling disc and some oxygen rifles, described rolling disc is installed on oxygen house steward, the end that enters oxygen house steward is connected with some oxygen rifles, hydraulic control system control oxygen rifle, rolling disc and lifting device, in described converter, backing ring is installed, one side of described backing ring is connected with tilting mechanism, the opposite side of backing ring is provided with angular encoder, described angular encoder is connected with Controlling System with tilting mechanism, ladle is between converter and thermal infrared imager, thermal infrared imager is connected with image processing system, Controlling System is connected with image processing system, on image processing system, be also connected with indicating meter.
As preferably, described oxygen rifle forms described middle pipe between outer tube and inner tube by outer tube, middle pipe, inner tube and shower nozzle, middle pipe is connected with outer tube, middle pipe is provided with water-in, outer tube is provided with water outlet, and described shower nozzle is positioned at the front end of oxygen rifle, is provided with air storage chamber and air outlet in shower nozzle, the front end of air storage chamber has some jet channels, and jet channel is connected with air outlet.
As preferably, the end of described middle pipe is provided with into oxygen arm, oxygen rifle is by entering oxygen arm and entering oxygen house steward and be connected, on middle pipe, ring flange is installed, between middle pipe and inner tube, be provided with sealing-ring, described water-in is installed on the below of middle pipe, and water outlet is installed on the top of outer tube, and the top, rear end of middle pipe is connected with outer tube inside.
As preferably, the size of described air storage chamber front end is greater than the size of air storage chamber end, the front end of jet channel adopts inverted cone-shaped structure, the end of air outlet is spherical structure, air outlet front end size is less than air outlet tip dimensions, the quantity of described oxygen rifle is 5, and 1 oxygen rifle is positioned at into oxygen house steward's center, and all the other 4 oxygen rifle circular array are distributed in into oxygen house steward's surrounding.
As preferably, described rolling disc is made up of inner ring and outer ring, the inner ring of rolling disc by back up pad with enter oxygen house steward fixed installation.
As preferably, described backing ring is provided with mounting plate, and backing ring is fixedly installed in converter by mounting plate, and the upper end of described converter is provided with tap hole, and slide plate slag damming mechanism is installed on described tap hole.
As preferably, also comprise slide rail, described ladle is positioned at the below of tap hole, and ladle is positioned on slide rail, and the bottom of slide rail is provided with gravity sensor, and described gravity sensor is connected with Controlling System.
As preferably, described image processing system comprises image pick-up card and image processing module, described thermal infrared imager is connected with image pick-up card, on image processing module, be connected with analyzing and testing module and image display, analyzing and testing module is connected with Controlling System, and image display is connected with indicating meter.
As preferably, described thermal infrared imager adopts vanadium oxide crystal detector, and described image pick-up card supports 6 road signals to input simultaneously, and the sample frequency of image pick-up card is 50～60MHZ.
As preferably, described the first gas storage holder adopts low pressure gas storage holder, the second gas storage holder is pressed gas storage holder in adopting, on the first gas storage holder and the second gas storage holder, the first pressure gauge is all installed, in described oxygen compressor, be provided with pressure transmitter, oxygen compressor outside is provided with alarm unit, pressure transmitter is connected with alarm unit, on pressure chamber, be arranged with sealing-ring, described reducing valve front end is provided with the second pressure gauge, the 3rd pressure gauge is installed between reducing valve and flow control valve successively, oxygen flowmete and oxygen temperature measuring gauge, the 4th pressure gauge is installed between flow control valve and repid cut-off valve, described oxygen compressor is connected with barrel-shaped tank by transfer lime, barrel-shaped tank is connected with the second gas storage holder by transfer lime.
Beneficial effect of the present invention: the present invention can reduce the quantity of slag under converter tapping, for refining procedure creates good conditions, Real-Time Monitoring pushing off the slag situation, reduce converter tapping to the lower quantity of slag of ladle, can reduce the consumption of reductor and alloy in deoxidation of molten steel and alloying process, in minimizing liquid steel refining process, rephosphorization of molten steel returns the content of sulphur and oxide inclusion, improve molten steel cleanliness, improve steel quality, improve yield of alloy, reduce steel-making cost; Drive into the oxygen rifle of oxygen house steward end and rotate by rolling disc, oxygen rifle can be blown fully to converter, avoid the inhomogeneous phenomenon of appearance blowing in converter, and adopt water-cooled mode to carry out cooling process to oxygen rifle, improve the work-ing life of oxygen rifle, the unique design of shower nozzle can make the oxygen of ejection have higher flow velocity, and it is wide to distribute, and reacts more abundant.
Feature of the present invention and advantage will be elaborated by reference to the accompanying drawings by embodiment.
[brief description of the drawings]
Fig. 1 is the front view of a kind of high-efficiency steel-smelting converter system of the present invention;
Fig. 2 is the front view of oxygen rifle assembly of the present invention;
Fig. 3 is the structural representation of oxygen rifle of the present invention;
Fig. 4 is the structural representation of oxygen system of the present invention;
Fig. 5 is the structural representation of oxygen compressor of the present invention.
[embodiment]
Consult Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, a kind of high-efficiency steel-smelting converter system of the present invention, comprise converter 1, oxygen gun system, tilting mechanism 2, ladle 3, Controlling System 4, thermal infrared imager 5, image processing system 6 and indicating meter 7, described oxygen gun system is positioned at the top of converter 1, oxygen gun system is by hanging stick 81, hydraulic control system 82 and oxygen rifle assembly 9 form, described hydraulic control system 82 is installed on hanging stick 81, oxygen system 10 is connected with oxygen rifle assembly 9, oxygen rifle assembly 9 is installed on hanging stick 81 by lifting device 83, oxygen rifle assembly 9 comprises into oxygen house steward 91, rolling disc 92 and some oxygen rifles 93, described rolling disc 92 is installed on oxygen house steward 91, the end that enters oxygen house steward 91 is connected with some oxygen rifles 93, hydraulic control system 82 is controlled oxygen rifle 93, rolling disc 92 and lifting device 83, in described converter 1, backing ring 11 is installed, one side of described backing ring 11 is connected with tilting mechanism 2, the opposite side of backing ring 11 is provided with angular encoder 8, described angular encoder 8 is connected with Controlling System 4 with tilting mechanism 2, ladle 3 is between converter 1 and thermal infrared imager 5, thermal infrared imager 5 is connected with image processing system 6, Controlling System 4 is connected with image processing system 6, on image processing system 6, be also connected with indicating meter 7.
Described oxygen rifle 93 is by outer tube 94, middle pipe 95, inner tube 96 and shower nozzle 97 form described middle pipe 95 between outer tube 94 and inner tube 96, middle pipe 95 is connected with outer tube 94, middle pipe 95 is provided with water-in 951, outer tube 94 is provided with water outlet 941, described shower nozzle 97 is positioned at the front end of oxygen rifle 93, in shower nozzle 97, be provided with air storage chamber 971 and air outlet 972, the front end of air storage chamber 971 has some jet channels 973, jet channel 973 is connected with air outlet 972, the end of described middle pipe 95 is provided with into oxygen arm 952, oxygen rifle 93 is by entering oxygen arm 952 and entering oxygen house steward 91 and be connected, on middle pipe 95, ring flange 953 is installed, between middle pipe 95 and inner tube 96, be provided with sealing-ring 954, described water-in 951 is installed on the below of middle pipe 95, water outlet 941 is installed on the top of outer tube 94, the top, rear end of middle pipe 95 is connected with outer tube 94 inside, the size of described air storage chamber 971 front ends is greater than the size of air storage chamber 971 ends, the front end of jet channel 973 adopts inverted cone-shaped structure, the end of air outlet 972 is spherical structure, air outlet 972 front end sizes are less than air outlet 972 tip dimensions, the quantity of described oxygen rifle 93 is 5, 1 oxygen rifle 93 is positioned at into oxygen house steward 91 center, all the other 4 oxygen rifle 93 circular array are distributed in into oxygen house steward 91 surrounding, described rolling disc 92 is made up of inner ring 921 and outer ring 922, the inner ring 921 of rolling disc 92 by back up pad 923 with enter oxygen house steward 91 and fixedly mount.
Described backing ring 11 is provided with mounting plate 12, backing ring 11 is fixedly installed in converter 1 by mounting plate 12, the upper end of described converter 1 is provided with tap hole 13, on described tap hole 13, slide plate slag damming mechanism 14 is installed, also comprise slide rail 31, described ladle 3 is positioned at the below of tap hole 13, ladle 3 is positioned on slide rail 31, the bottom of slide rail 31 is provided with gravity sensor 32, described gravity sensor 32 is connected with Controlling System 4, described image processing system 6 comprises image pick-up card 61 and image processing module 62, described thermal infrared imager 5 is connected with image pick-up card 61, on image processing module 62, be connected with analyzing and testing module 63 and image display 64, analyzing and testing module 63 is connected with Controlling System 4, image display 64 is connected with indicating meter 7, described thermal infrared imager 5 adopts vanadium oxide crystal detector, described image pick-up card 61 supports 6 road signals to input simultaneously, the sample frequency of image pick-up card 61 is 50～60MHZ.
Oxygen system 10 comprises oxygenerator 101, the first gas storage holder 102, oxygen compressor 103 and oxygen station 104, described oxygenerator 101 is connected with the first gas storage holder 102 by transfer lime 105, the first gas storage holder 102 is connected with oxygen compressor 103 by transfer lime 105, in described oxygen compressor 103, be provided with pressure chamber 1031, on pressure chamber 1031, be connected with and promote cylinder 1032, described oxygen compressor 103 is connected with oxygen station 104 by transfer lime 105, oxygen station 104 is made up of barrel-shaped tank 1041 and the second gas storage holder 1042, on the second gas storage holder 1042, be connected with total oxygen output pipe 106, total oxygen output pipe 106 with enter oxygen house steward 91 and be connected, on described total oxygen output pipe 106, reducing valve 1061 is installed successively, flow control valve 1062, repid cut-off valve 1063 and hand off valve 1064, described the first gas storage holder 102 adopts low pressure gas storage holder, during adopting, the second gas storage holder 1042 presses gas storage holder, on the first gas storage holder 102 and the second gas storage holder 1042, the first pressure gauge 107 is all installed, in described oxygen compressor 103, be provided with pressure transmitter 1033, oxygen compressor 103 outsides are provided with alarm unit 1034, pressure transmitter 1033 is connected with alarm unit 1034, on pressure chamber 1031, be arranged with sealing-ring 1035, described reducing valve 1061 front ends are provided with the second pressure gauge 1065, the 3rd pressure gauge 1066 is installed between reducing valve 1061 and flow control valve 1062 successively, oxygen flowmete 1067 and oxygen temperature measuring gauge 1068, the 4th pressure gauge 1069 is installed between flow control valve 1062 and repid cut-off valve 1063, described oxygen compressor 103 is connected with barrel-shaped tank 1041 by transfer lime 105, barrel-shaped tank 1041 is connected with the second gas storage holder 1042 by transfer lime 105.
Working process of the present invention:
A kind of high-efficiency steel-smelting converter system of the present invention in the course of the work, angular encoder 8 is controlled the rotational angle of tilting mechanism 2, when tapping first by lifting device 83 by oxygen rifle assembly 9 from the interior taking-up of converter 1, then open the slide plate slag damming mechanism 14 on tap hole 13, then tilting mechanism 2 turns to the angle value of setting, molten steel is flowed in ladle 3, thermal infrared imager 5 is based on molten steel and the slag different principle of radiant ratio at the same temperature, image pick-up card gathers the beam realtime graphic of thermal infrared imager 5, and be presented in indicating meter, measure in real time the energy of beam radiation by analyzing and testing module 63 simultaneously, and calculate slag inclusion per-cent in main flow, information is sent to Controlling System 4, when slag under beam being detected, and while exceeding the slag inclusion per-cent of default, now signal is passed to angular encoder 8 by Controlling System 4, control the turning angle of tilting mechanism 2 by angular encoder 8, Controlling System 4 will be closed the slide plate slag damming mechanism 14 of tap hole 13 simultaneously, these external slide rail 31 bottoms are provided with gravity sensor 32, in the time filling molten steel in ladle 3, Controlling System 4 will be dragged ladle 3 away, and replace the ladle 3 of filling molten steel with an empty ladle 3.
Oxygen rifle assembly 9 in the course of the work, the inner ring 921 of rolling disc 92 by back up pad 923 with enter oxygen house steward 91 and fixedly mount, inner ring 921 drives into oxygen house steward 91 and rotates, and then the oxygen 93 that enters oxygen house steward 91 ends also rotates thereupon, oxygen rifle 93 can be blown fully to converter 1, avoid the interior appearance of the converter 1 inhomogeneous phenomenon that blows, between middle pipe 95 and inner tube 96, be provided with sealing-ring 954, water-in 951 is installed on the below of middle pipe 95, water outlet 941 is installed on the top of outer tube 94, the top, rear end of middle pipe 95 is connected with outer tube 94 inside, oxygen rifle 93 inside have good sealing property, and water coolant can be filled middle pipe 95 from water-in 951 enters, and then flow out from water outlet 941 after filling outer tube 94, cooling performance is good, improve the work-ing life of oxygen rifle, in shower nozzle 97, the size of air storage chamber 971 front ends is greater than the size of air storage chamber 971 ends, the front end of jet channel 973 adopts inverted cone-shaped structure, the end of air outlet 972 is spherical structure, air outlet 972 front end sizes are less than air outlet 972 tip dimensions, the unique design of shower nozzle 97 can make the oxygen of ejection have higher flow velocity, and it is wide to distribute, react more abundant.
In oxygen system 10, the first gas storage holder 102 adopts low pressure gas storage holder, during adopting, the second gas storage holder 1042 presses gas storage holder, on the first gas storage holder 102 and the second gas storage holder 1042, the first pressure gauge 107 is all installed, the low oxygen that out pressure is 0.0392MPa from oxygenerator 101 is also stored in low pressure gas storage holder, low oxygen is forced into 2.45～2.94MPa by oxygen compressor 3, and the oxygen after pressurization is stored in middle pressure gas storage holder by transfer lime 105.
On total oxygen output pipe 106, reducing valve 1061, flow control valve 1062, repid cut-off valve 1063 and hand off valve 1064 are installed successively, oxygen after pressurization is by the effect of reducing valve 1061, pressure decreased to 0.9～1.5MPa, for converter work, reducing valve 1061 plays the effect of steady operation pressure simultaneously.
Reducing valve 1061 front ends are provided with the second pressure gauge 1065, the 3rd pressure gauge 1066, oxygen flowmete 1067 and oxygen temperature measuring gauge 1068 are installed between reducing valve 1061 and flow control valve 1062 successively, the 4th pressure gauge 1069 is installed between flow control valve 1062 and repid cut-off valve 1063, can, for converter provides the oxygen that meets technological temperature, pressure and traffic requirement, improve steel quality.
In oxygen compressor 103, be provided with pressure chamber 1031, on pressure chamber 1031, be connected with and promote cylinder 1032, in oxygen compressor 103, be provided with pressure transmitter 1033, oxygen compressor 103 outsides are provided with alarm unit 1034, pressure transmitter 1033 is connected with alarm unit 1034, on pressure chamber 1031, be arranged with sealing-ring 1035, the interior favorable sealing property of oxygen compressor 103, in the time of the set(ting)value of 103 oxygen pressure overpressure sensors 1033 in oxygen compressor, alarm unit 1034 will remind staff to notify in time work, has improved the safety performance of oxygen system.
Above-described embodiment is to explanation of the present invention, is not limitation of the invention, any scheme after simple transformation of the present invention is all belonged to protection scope of the present invention.
Claims (10)
1. a high-efficiency steel-smelting converter system, it is characterized in that: comprise converter (1), oxygen gun system, oxygen system (10), tilting mechanism (2), ladle (3), Controlling System (4), thermal infrared imager (5), image processing system (6) and indicating meter (7), described oxygen gun system is positioned at the top of converter (1), oxygen gun system is by hanging stick (81), hydraulic control system (82) and oxygen rifle assembly (9) composition, described hydraulic control system (82) is installed on hanging stick (81), oxygen system (10) is connected with oxygen rifle assembly (9), oxygen system (10) comprises oxygenerator (101), the first gas storage holder (102), oxygen compressor (103) and oxygen station (104), described oxygenerator (101) is connected with the first gas storage holder (102) by transfer lime (105), the first gas storage holder (102) is connected with oxygen compressor (103) by transfer lime (105), in described oxygen compressor (103), be provided with pressure chamber (1031), on pressure chamber (1031), be connected with and promote cylinder (1032), described oxygen compressor (103) is connected with oxygen station (104) by transfer lime (105), oxygen station (104) is made up of barrel-shaped tank (1041) and the second gas storage holder (1042), on the second gas storage holder (1042), be connected with total oxygen output pipe (106), reducing valve (1061) is installed on described total oxygen output pipe (106) successively, flow control valve (1062), repid cut-off valve (1063) and hand off valve (1064), oxygen rifle assembly (9) is installed on hanging stick (81) by lifting device (83), oxygen rifle assembly (9) comprises into oxygen house steward (91), rolling disc (92) and some oxygen rifles (93), described rolling disc (92) is installed on oxygen house steward (91), the end that enters oxygen house steward (91) is connected with some oxygen rifles (93), hydraulic control system (82) is controlled oxygen rifle (93), rolling disc (92) and lifting device (83), backing ring (11) is installed in described converter (1), one side of described backing ring (11) is connected with tilting mechanism (2), the opposite side of backing ring (11) is provided with angular encoder (8), described angular encoder (8) is connected with Controlling System (4) with tilting mechanism (2), ladle (3) is positioned between converter (1) and thermal infrared imager (5), thermal infrared imager (5) is connected with image processing system (6), Controlling System (4) is connected with image processing system (6), on image processing system (6), be also connected with indicating meter (7).
2. a kind of high-efficiency steel-smelting converter system as claimed in claim 1, it is characterized in that: described oxygen rifle (93) is by outer tube (94), middle pipe (95), inner tube (96) and shower nozzle (97) form described middle pipe (95) and are positioned between outer tube (94) and inner tube (96), middle pipe (95) is connected with outer tube (94), middle pipe (95) is provided with water-in (951), outer tube (94) is provided with water outlet (941), described shower nozzle (97) is positioned at the front end of oxygen rifle (93), in shower nozzle (97), be provided with air storage chamber (971) and air outlet (972), the front end of air storage chamber (971) has some jet channels (973), jet channel (973) is connected with air outlet (972).
3. a kind of high-efficiency steel-smelting converter system as claimed in claim 2, it is characterized in that: the end of described middle pipe (95) is provided with into oxygen arm (952), oxygen rifle (93) is by entering oxygen arm (952) and entering oxygen house steward (91) and be connected, ring flange (953) is installed on middle pipe (95), between middle pipe (95) and inner tube (96), be provided with sealing-ring (954), described water-in (951) is installed on the below of middle pipe (95), water outlet (941) is installed on the top of outer tube (94), the top, rear end of middle pipe (95) is connected with outer tube (94) inside.
4. a kind of high-efficiency steel-smelting converter system as claimed in claim 2, it is characterized in that: the size of described air storage chamber (971) front end is greater than the size of air storage chamber (971) end, the front end of jet channel (973) adopts inverted cone-shaped structure, the end of air outlet (972) is spherical structure, air outlet (972) front end size is less than air outlet (972) tip dimensions, the quantity of described oxygen rifle (93) is 5, 1 oxygen rifle (93) is positioned at into the center of oxygen house steward (91), all the other 4 oxygen rifles (93) circular array are distributed in into the surrounding of oxygen house steward (91).
5. a kind of high-efficiency steel-smelting converter system as claimed in claim 1, it is characterized in that: described rolling disc (92) is made up of inner ring (921) and outer ring (922), the inner ring (921) of rolling disc (92) is by back up pad (923) and enter oxygen house steward (91) fixed installation.
6. a kind of high-efficiency steel-smelting converter system as claimed in claim 1, it is characterized in that: described backing ring (11) is provided with mounting plate (12), backing ring (11) is fixedly installed in converter (1) by mounting plate (12), the upper end of described converter (1) is provided with tap hole (13), and slide plate slag damming mechanism (14) is installed on described tap hole (13).
7. a kind of high-efficiency steel-smelting converter system as claimed in claim 1, it is characterized in that: also comprise slide rail (31), described ladle (3) is positioned at the below of tap hole (13), ladle (3) is positioned on slide rail (31), the bottom of slide rail (31) is provided with gravity sensor (32), and described gravity sensor (32) is connected with Controlling System (4).
8. a kind of high-efficiency steel-smelting converter system as claimed in claim 1, it is characterized in that: described image processing system (6) comprises image pick-up card (61) and image processing module (62), described thermal infrared imager (5) is connected with image pick-up card (61), on image processing module (62), be connected with analyzing and testing module (63) and image display (64), analyzing and testing module (63) is connected with Controlling System (4), and image display (64) is connected with indicating meter (7).
9. a kind of high-efficiency steel-smelting converter system as claimed in claim 8, it is characterized in that: described thermal infrared imager (5) adopts vanadium oxide crystal detector, described image pick-up card (61) supports 6 road signals to input simultaneously, and the sample frequency of image pick-up card (61) is 50～60MHZ.
10. a kind of high-efficiency steel-smelting converter system as claimed in claim 1, it is characterized in that: described the first gas storage holder (102) adopts low pressure gas storage holder, the second gas storage holder (1042) is pressed gas storage holder in adopting, on the first gas storage holder (102) and the second gas storage holder (1042), the first pressure gauge (107) is all installed, in described oxygen compressor (103), be provided with pressure transmitter (1033), oxygen compressor (103) outside is provided with alarm unit (1034), pressure transmitter (1033) is connected with alarm unit (1034), on pressure chamber (1031), be arranged with sealing-ring (1035), described reducing valve (1061) front end is provided with the second pressure gauge (1065), the 3rd pressure gauge (1066) is installed between reducing valve (1061) and flow control valve (1062) successively, oxygen flowmete (1067) and oxygen temperature measuring gauge (1068), the 4th pressure gauge (1069) is installed between flow control valve (1062) and repid cut-off valve (1063), described oxygen compressor (103) is connected with barrel-shaped tank (1041) by transfer lime (105), barrel-shaped tank (1041) is connected with the second gas storage holder (1042) by transfer lime (105).
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| CN201410401775.XA CN104195285B (en) | 2014-08-15 | 2014-08-15 | A kind of high-efficiency steel-smelting converter system |
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| CN201410401775.XA CN104195285B (en) | 2014-08-15 | 2014-08-15 | A kind of high-efficiency steel-smelting converter system |
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| CN104195285B CN104195285B (en) | 2016-02-17 |
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| CN107779545A (en) * | 2017-10-25 | 2018-03-09 | 江阴市弘诺机械设备制造有限公司 | A kind of electric furnace arrangement for producing steel wall lance |
| CN110317922A (en) * | 2019-08-15 | 2019-10-11 | 夏颖 | A kind of energy-saving essemer converter |
| CN111088414A (en) * | 2019-12-17 | 2020-05-01 | 湖北理工学院 | Oxygen lance with online continuous temperature measurement function and use method thereof |
| CN111721961A (en) * | 2019-03-21 | 2020-09-29 | 宝山钢铁股份有限公司 | Converter oxygen lance jet flow simulation detection system and detection method thereof |
| CN113005256A (en) * | 2021-02-23 | 2021-06-22 | 浙江友谊新材料有限公司 | Top-blown and bottom-blown dual-purpose smelting device |
| CN116814897A (en) * | 2023-07-11 | 2023-09-29 | 娄底市佳华机械有限公司 | Integrated trolley for feeding slag blocking rod for cleaning slag hanging at furnace mouth of steelmaking furnace and use method thereof |
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