CN208476427U - A kind of device detecting refining furnace steel ladle case temperature - Google Patents
A kind of device detecting refining furnace steel ladle case temperature Download PDFInfo
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- CN208476427U CN208476427U CN201820630826.XU CN201820630826U CN208476427U CN 208476427 U CN208476427 U CN 208476427U CN 201820630826 U CN201820630826 U CN 201820630826U CN 208476427 U CN208476427 U CN 208476427U
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- steel ladle
- refining furnace
- furnace steel
- temperature
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Abstract
The utility model relates to technical field of ferrous metallurgy more particularly to a kind of devices for detecting refining furnace steel ladle case temperature.Device includes the refining furnace steel ladle for being provided with three-phase electrode and carrying out electric arc heated, face three-phase electrode and slag line infall and the multiphase temperature measurer of bottom air brick argon gas pipeline joint outside refining furnace steel ladle involucrum are set, acquire the alarm control system of multiphase temperature measurer detection temperature signal in real time.A kind of device of detection refining furnace steel ladle case temperature of the utility model is worn through bleed-out accident for preventing steel ladle, avoids economic loss, improves production security.
Description
Technical field
The utility model relates to technical field of ferrous metallurgy more particularly to a kind of detection refining furnace steel ladle case temperatures
Device.
Background technique
Refining furnace steel ladle in steel smelting procedure, made by the hyperthermia radiation of refining furnace electric arc heated by slag lining
With the chemical erosion with some steel grade low basicity slags, especially on slag line at face electrode.Change not in every furnace molten steel tap
In the case where big, high-temperature slag corrodes especially severe to slag lining in steel ladle, forms slag chute very deep together.
Sight in actual production, when needing according to the access times of steel ladle, residence time and repairing maintenance steel ladle
It examines, estimates its residual thickness.And often occur the residual thickness of slag line in producing and estimate that inaccurate, refining furnace heating electric arc is unstable, it causes
Slag line thickness even occurs breakdown bleed-out lower than standard thickness lower limit.
Utility model content
The utility model technical issues that need to address are to provide a kind of device for detecting refining furnace steel ladle case temperature,
It is worn through bleed-out accident for preventing steel ladle, avoids economic loss, improve the safety of production.
In order to solve the above technical problems, the technical scheme adopted by the utility model is:
A kind of device detecting refining furnace steel ladle case temperature, it is characterised in that: carried out including being provided with three-phase electrode
Face three-phase electrode and slag line infall and refining outside refining furnace steel ladle involucrum is arranged in the refining furnace steel ladle of electric arc heated
The multiphase temperature measurer of furnace steel ladle bottom air brick argon gas pipeline joint, and acquisition multiphase temperature measurer detection temperature in real time
Spend the alarm control system of signal.
Technical solutions of the utility model further improvement lies in that: multiphase temperature measurer include be arranged in refining furnace steel ladle packet
The A phase temperature measurer of shell outer face A phase electrode and slag line infall, be arranged outside refining furnace steel ladle involucrum face B phase electrode and
The B phase temperature measurer of slag line infall is arranged in face C phase electrode outside refining furnace steel ladle involucrum and surveys with the C phase of slag line infall
Warm instrument and the D phase temperature measurer that two argon gas pipeline joints of refining furnace steel ladle bottom air brick are arranged in are surveyed with E phase
Wen Yi.
Technical solutions of the utility model further improvement lies in that: alarm control system pass through wired connection or wireless transmission
Realize the detection temperature signal of acquisition multiphase temperature measurer in real time.
By adopting the above-described technical solution, the technological progress that the utility model obtains is: the utility model refining furnace steel
Water packet is provided with three-phase electrode and carries out electric arc heated, and technology maturation is high-efficient；In face three-phase electrode and slag line infall and packet
Temperature measurer is set outside the refining furnace steel ladle involucrum of shell bottom air brick argon gas pipeline joint, suitable effective detection position is protected
The validity of the residual thickness detection to steel ladle slag lining is demonstrate,proved；Alarm control system acquires the temperature of temperature measurer detection in real time
Signal is spent, ensure that can ensure that the safety of production according to the timely actuation of an alarm of the temperature signal detected.
The ABC three-phase detection extension set of multiphase temperature measurer is separately positioned on refining furnace electric arc heated ABC in the utility model
Three-phase electrode with and slag line infall position, DE two-phase detection extension set be arranged in two of refining furnace steel ladle bottom it is saturating
Gas brick argon gas pipeline joint constitutes complete strict steel ladle case temperature detection network, suitable effective detection position
It ensure that steel ladle with respect to the validity that the residual thickness of weak part and easily hair dangerous situation position constantly monitors.
Communication connection mode between the utility model Without wishing alarm control system and multiphase temperature measurer is further liberated
The position limitation of alarm control system is set in the present apparatus, improves flexibility and the practicability of device.
Alarm control system uses buzzing type of alarm in the utility model, utilizes the high frequency characteristics of buzzing, spread scope
Extensively, the warning effect of warning function is improved；The route string of alarm control system and refining furnace electric arc heated in the utility model
Connection further ensures and steel ladle is avoided to be worn through bleed-out thing by the open circuit of refining furnace heating line while realizing buzzing alarm
Therefore generation.
Detailed description of the invention
Fig. 1 is the utility model structure diagram；
Wherein, 1, refining furnace steel ladle, 2, multiphase temperature measurer, 21, A phase temperature measurer, 22, B phase temperature measurer, 23, C phase thermometric
Instrument, 3, alarm control system.
Specific embodiment
The utility model is described in further details below with reference to embodiment:
As shown in Figure 1, a kind of device for detecting refining furnace steel ladle case temperature, including be provided with three-phase electrode and carry out electricity
The refining furnace steel ladle 1 of arc heating, be arranged in face three-phase electrode and slag line infall outside 1 involucrum of refining furnace steel ladle and smart
The multiphase temperature measurer 2 of 1 bottom air brick argon gas pipeline joint of furnace steel ladle, and acquisition multiphase temperature measurer 2 in real time
Detect the alarm control system 3 of temperature signal.
Further, multiphase temperature measurer 2 includes that face A phase electrode and slag line friendship is arranged outside 1 involucrum of refining furnace steel ladle
The B phase temperature measurer of face B phase electrode and slag line infall outside 1 involucrum of refining furnace steel ladle is arranged in A phase temperature measurer 21 at fork
22, the C phase temperature measurer 23 and setting of face C phase electrode and slag line infall outside 1 involucrum of refining furnace steel ladle are set in essence
The D phase temperature measurer 24 and E phase temperature measurer 25 of 1 bottom air brick of furnace steel ladle, two argon gas pipeline joints.
In the utility model embodiment, the multiphase temperature measurer infrared continuous temperature measurement instrument stable using technology maturation, company of institute
The probe connect has good detection performance in 0~900 DEG C of temperature range.
Further, alarm control system 3 is realized by wired connection or wireless transmission acquires multiphase temperature measurer 2 in real time
Detect temperature signal.
In the utility model embodiment, alarm control system 3 by dedicated signal transmission line RS232 Serial Port Line and
Realize the detection temperature signal of acquisition multiphase temperature measurer 2 in real time in the port RS232.
In another embodiment of the utility model, alarm control system 3 is provided with wireless signal receiver, multiphase temperature measurer
2 are provided with matched wireless signal transmitter, acquire multiphase temperature measurer 2 in real time by realizing using civilian 2.4G frequency band signals
Detect temperature signal.
Further, the detection temperature of 3 subregion simultaneous display multiphase temperature measurer 2 of alarm control system.
In the utility model embodiment, the detection temperature signal of multiphase temperature measurer 2 is respectively transmitted to alarm control system
3, alarm control system 3 is differently shown, and to collect five groups of temperature signals records calculating respectively in real time.
Further, the temperature that multiphase temperature measurer 2 detects meets or exceeds the early warning temperature of the setting of alarm control system 3
When, 3 buzzing of alarm control system alarm, and control the power-off of refining furnace steel ladle 1 and stop heating.
In the utility model embodiment, alarm control system 3 is provided with threshold value of warning temperature, when alarm control system 3
To the five groups of temperature signals collected and recorded in real time have one meet or exceed set threshold value of warning temperature when, controlling alarm
The timely buzzing alarm of the meeting of system 3, and control the power-off of refining furnace steel ladle 1 and stop heating.
Specifically, outside 1 involucrum of refining furnace steel ladle face three-phase electrode and slag line infall and refining furnace steel ladle
Mark is done in bottom air brick argon gas pipeline joint, and in five groups of spies of ABCDE of mark position setting multiphase temperature measurer 2
Multiphase temperature measurer 2 is connected on controlling indoor alarm control system 3, alarm control system by head by RS232 serial ports lead
The real time partitioned collected temperature signal of display on 3 display screen.
If alarm control system 3 shows that temperature has more than 380 DEG C in the five groups of temperature shown on screen, can break
The residual thickness of steel ladle involucrum needs to repair than relatively thin at the probe detection of the fixed corresponding multiphase temperature measurer 2 of the temperature signal；
If alarm control system 3 show on screen the temperature that shows met or exceeded 460 DEG C it is even higher, can be concluded that the temperature
Steel ladle involucrum position has been etched substantially at the probe detection of the corresponding multiphase temperature measurer 2 of degree signal penetrates, and needs in time
Buzzing alarm, power-off are shut down, and steel ladle is replaced.
Further, the invention also discloses a kind of methods for detecting refining furnace steel ladle case temperature, including with
Lower step:
1), face three-phase electrode and slag line infall and refining furnace steel ladle bottom outside refining furnace steel ladle involucrum
Multiphase temperature measurer is arranged in air brick argon gas pipeline joint；
2), multiphase temperature measurer and the alarm control system of distal end are connected, realize alarm control system to multiphase temperature measurer
Detect the real-time acquisition and display of temperature signal；
3) threshold value of warning temperature, is set in alarm control system；
4), when the maximum value of the temperature signal of the multiphase temperature measurer detection of alarm control system acquisition reaches threshold value of warning temperature
When spending, control alarm control system buzzing alarm, and control the power-off of refining furnace steel ladle and stop heating；
5) molten steel in refining furnace steel ladle, is poured into molten steel bucket, and replaces refining furnace steel ladle.
Further, multiphase temperature measurer includes that face A phase electrode and slag line intersection is arranged outside refining furnace steel ladle involucrum
The B phase temperature measurer of face B phase electrode and slag line infall outside refining furnace steel ladle involucrum is arranged in the A phase temperature measurer at place, setting
The C phase temperature measurer and setting of face C phase electrode and slag line infall are in refining furnace steel ladle outside refining furnace steel ladle involucrum
The D phase temperature measurer and E phase temperature measurer of two argon gas pipeline joints of bottom air brick.
Further, threshold value of warning temperature is 380 DEG C~520 DEG C.In the present invention, alarm control system is arranged
Threshold value of warning temperature is 460 DEG C.
Further, step 4) further includes, and the collected temperature signal climbing speed of alarm control system is more than 100 DEG C/
When min, control alarm control system buzzing alarm, and control the power-off of refining furnace steel ladle and stop heating.In the present invention,
When the collected temperature signal fast velocity of alarm control system is near or above 100 DEG C/min, then it may determine that multiphase thermometric
The steel ladle pack housing residual thickness that instrument corresponds to probe detection position is very thin, i.e., will even have already appeared steel ladle leakage phenomenon,
Alarm control system controls alarm control system buzzing alarm, and controls the power-off of refining furnace steel ladle and stop heating.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or
It changes among still in the protection scope of the utility model.
Claims (4)
1. a kind of device for detecting refining furnace steel ladle case temperature, it is characterised in that: carry out electricity including being provided with three-phase electrode
The refining furnace steel ladle (1) of arc heating, setting in the outer face three-phase electrode of refining furnace steel ladle (1) involucrum and slag line infall and
The multiphase temperature measurer (2) of refining furnace steel ladle (1) bottom air brick argon gas pipeline joint, and acquisition multiphase is surveyed in real time
The alarm control system (3) of Wen Yi (2) detection temperature signal.
2. a kind of device for detecting refining furnace steel ladle case temperature according to claim 1, it is characterised in that: multiphase is surveyed
Wen Yi (2) includes A phase temperature measurer (21) of the setting in refining furnace steel ladle (1) involucrum outer face A phase electrode and slag line infall,
B phase temperature measurer (22) in refining furnace steel ladle (1) involucrum outer face B phase electrode and slag line infall is set, and setting is refining
The C phase temperature measurer (23) and setting of the outer face C phase electrode of furnace steel ladle (1) involucrum and slag line infall are in refining furnace steel ladle
(1) the D phase temperature measurer (24) and E phase temperature measurer (25) of two argon gas pipeline joints of bottom air brick.
3. a kind of device for detecting refining furnace steel ladle case temperature according to claim 1, it is characterised in that: alarm control
System (3) processed realizes the detection temperature signal of acquisition multiphase temperature measurer (2) in real time by wired connection or wireless transmission.
4. a kind of device for detecting refining furnace steel ladle case temperature according to claim 1, it is characterised in that: alarm control
The detection temperature of system (3) subregion simultaneous display multiphase temperature measurer (2) processed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820630826.XU CN208476427U (en) | 2018-04-28 | 2018-04-28 | A kind of device detecting refining furnace steel ladle case temperature |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820630826.XU CN208476427U (en) | 2018-04-28 | 2018-04-28 | A kind of device detecting refining furnace steel ladle case temperature |
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| CN208476427U true CN208476427U (en) | 2019-02-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108519170A (en) * | 2018-04-28 | 2018-09-11 | 新兴铸管股份有限公司 | A kind of device and method of detection refining furnace steel ladle case temperature |
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- 2018-04-28 CN CN201820630826.XU patent/CN208476427U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108519170A (en) * | 2018-04-28 | 2018-09-11 | 新兴铸管股份有限公司 | A kind of device and method of detection refining furnace steel ladle case temperature |
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