CN207026439U - Crystallizer protecting residue added automatically system based on Thickness sensitivity - Google Patents
Crystallizer protecting residue added automatically system based on Thickness sensitivity Download PDFInfo
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- CN207026439U CN207026439U CN201720778665.4U CN201720778665U CN207026439U CN 207026439 U CN207026439 U CN 207026439U CN 201720778665 U CN201720778665 U CN 201720778665U CN 207026439 U CN207026439 U CN 207026439U
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Abstract
It the utility model is related to the crystallizer protecting residue added automatically system based on Thickness sensitivity; the crystallizer being related to has EDDY CURRENT liquid steel level function; including covering slag Thickness sensitivity control box and covering slag addition control section; covering slag Thickness sensitivity control box is arranged on above crystallizer; mainly it is made up of laser scanner, how general video camera, realizes the detection to protecting slag blanket actual (real) thickness Δ h in crystallizer；Covering slag addition control section is mainly made up of PID modules, frequency converter, motor; PID modules meet the thickness of slag layer hs of technological requirement comparison according to the actual (real) thickness Δ h and setting of protection slag blanket, and control frequency converter adds the stable thickness of slag layer of the quantity of slag to change the rotating speed of motor to adjust.
Description
Technical field
It the utility model is related to the adding set of steel-making crystallizer protecting residue.
Background technology
Crystallizer protecting residue addition manner used in domestic most smelters is all that manual regulation adds the automatic of the quantity of slag
Add slag equipment and coordinate the mode of artificial addition covering slag, the adding method of this crystallizer protecting residue relatively before complete artificial hand
Dynamic addition manner has larger saving in terms of manpower, also there is further improvement to slab quality；But this addition manner is present
A series of problems, appropriate covering slag can not be added according to the thickness of protection slag blanket, protect slag blanket blocked up and excessively thin all to casting
Base quality has deleterious effect；And manually addition covering slag can produce fluctuation to mold liquid level, cause the matter such as subcutaneous slag inclusion
Amount problem.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of crystallizer protecting residue certainly for above-mentioned prior art
Dynamic add-on system, the automated intelligent addition of covering slag is improved, to control the thickness of covering slag in crystallizer in exact numerical scope
It is interior.
The technical scheme in the invention for solving the above technical problem is：A kind of crystallizer protection based on Thickness sensitivity
Slag added automatically system, the crystallizer being related to have EDDY CURRENT liquid steel level function, including covering slag Thickness sensitivity control box
Control section is added with covering slag, the covering slag Thickness sensitivity control box is arranged on above crystallizer, mainly by laser scanning
Instrument, how general video camera are formed, and the blue laser that laser scanner is sent is radiated at covering slag surface in crystallizer, taken the photograph by how general
As the collection of images function of instrument can measure in crystallizer covering slag upper strata to crystallizer copper pipe average distance h2 suitable for reading；Pass through
The EDDY CURRENT function of crystallizer measures molten steel in mold liquid level to crystallizer distance h3 suitable for reading, and h3- h2 are crystallizer
The actual (real) thickness Δ h of interior protection slag blanket.
The covering slag addition control section is mainly made up of PID modules, frequency converter, motor, and PID modules are according to covering slag
The actual (real) thickness Δ h of layer and setting meet the thickness of slag layer hs of technological requirement comparison, control frequency converter to change turning for motor
Speed adds the quantity of slag to adjust, stable thickness of slag layer.
Preferably, the covering slag Thickness sensitivity control box is arranged in crystallizer 0.5-1.2m altitude ranges suitable for reading.
Preferably, the laser scanner, how general video camera are arranged in gas cooling control box.
Compared with prior art, the utility model has the advantage of：
In order to control the thickness of crystallizer protecting residue in the reasonable scope, in the height model of crystallizer 0.5-1.2 rice suitable for reading
Interior installation covering slag Thickness sensitivity control box is enclosed, measures the actual (real) thickness of protection slag blanket, by meeting technological requirement with setting
Slag thickness is compared, and adjusting slag adding machine by PID modules adds the quantity of slag come the thickness of covering slag in stable crystalline device, raising covering slag thickness
The automation of control, safeguard smelting molten steel quality.
Brief description of the drawings
Fig. 1 is covering slag Thickness sensitivity structural representation；
A：Control box equipped with laser scanner and Duo Pu video cameras；B：Submersed nozzle；C：Crystallizer copper pipe；D：Protection
Slag slag blanket；E：Molten steel in mold
Fig. 2 is that covering slag adds control section schematic diagram.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing embodiment.
Crystallizer protecting residue added automatically system in the present embodiment, the crystallizer being related to have EDDY CURRENT liquid steel level
Function, including covering slag Thickness sensitivity control box and covering slag addition control section.Covering slag Thickness sensitivity control box is arranged on
In crystallizer 0.5-1.2m altitude ranges suitable for reading, mainly it is made up of laser scanner, how general video camera, it is laser scanner, how general
Video camera is arranged in gas cooling control box.
The covering slag addition control section is mainly made up of PID modules, frequency converter, motor, and PID modules are according to covering slag
The actual (real) thickness Δ h of layer and setting meet the thickness of slag layer hs of technological requirement comparative result, control frequency converter to change motor
Rotating speed to adjust plus the quantity of slag, stable thickness of slag layer.
The blue laser that laser scanner is sent is radiated at covering slag surface in crystallizer, passes through the image of how general video camera
Collecting function can measure in crystallizer covering slag upper strata to crystallizer copper pipe average distance h2 suitable for reading；Pass through EDDY CURRENT
Fluid level control system will also realize that molten steel in mold liquid level to crystallizer distance h3 suitable for reading, and h3- h2, which are that crystallizer is interior, to be protected
The actual (real) thickness Δ h of slag blanket is protected, setting meets the thickness of slag layer hs of technological requirement, and automatic add is controlled by PID regulating systems
Slag machine adds the quantity of slag to stablize thickness of slag layer, automatic slag adding machine plus the quantity of slag scope 10g/min-500g/min.
In addition to the implementation, the utility model also includes other embodiment, all to use equivalents or equivalent
The technical scheme that substitute mode is formed, all should fall within the protection domain of the utility model claims.
Claims (3)
1. a kind of crystallizer protecting residue added automatically system based on Thickness sensitivity, the crystallizer being related to have EDDY CURRENT molten steel
Liquid level function, it is characterised in that：It is thick including covering slag Thickness sensitivity control box and covering slag addition control section, the covering slag
Degree detection control box is arranged on above crystallizer, is mainly made up of laser scanner, how general video camera, what laser scanner was sent
Blue laser is radiated at covering slag surface in crystallizer, can be measured by the collection of images function of how general video camera in crystallizer
Covering slag upper strata is to crystallizer copper pipe average distance h2 suitable for reading；Steel in crystallizer is measured by the EDDY CURRENT function of crystallizer
For water level to crystallizer distance h3 suitable for reading, h3- h2 are the actual (real) thickness Δ h of protection slag blanket in crystallizer；
The covering slag addition control section is mainly made up of PID modules, frequency converter, motor, and PID modules are according to protection slag blanket
Actual (real) thickness Δ h and setting meet technological requirement thickness of slag layer hs comparison, control frequency converter come change the rotating speed of motor with
Regulation plus the stable thickness of slag layer of the quantity of slag.
2. the crystallizer protecting residue added automatically system according to claim 1 based on Thickness sensitivity, it is characterised in that：Institute
Covering slag Thickness sensitivity control box is stated to be arranged in crystallizer 0.5-1.2m altitude ranges suitable for reading.
3. the crystallizer protecting residue added automatically system according to claim 1 based on Thickness sensitivity, it is characterised in that：Institute
State laser scanner, how general video camera is arranged in gas cooling control box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720778665.4U CN207026439U (en) | 2017-06-30 | 2017-06-30 | Crystallizer protecting residue added automatically system based on Thickness sensitivity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720778665.4U CN207026439U (en) | 2017-06-30 | 2017-06-30 | Crystallizer protecting residue added automatically system based on Thickness sensitivity |
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| CN207026439U true CN207026439U (en) | 2018-02-23 |
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| CN201720778665.4U Active CN207026439U (en) | 2017-06-30 | 2017-06-30 | Crystallizer protecting residue added automatically system based on Thickness sensitivity |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108856664A (en) * | 2018-08-07 | 2018-11-23 | 中冶连铸技术工程有限责任公司 | A kind of conticaster crystallizer automatic slag system and control method |
| CN111496210A (en) * | 2020-04-24 | 2020-08-07 | 江阴兴澄特种钢铁有限公司 | On-line measurement and control system for thickness of continuous casting crystallizer casting powder |
| CN112063795A (en) * | 2020-08-31 | 2020-12-11 | 钢铁研究总院 | Slag layer thickness measuring device and method |
| CN113108701A (en) * | 2021-03-23 | 2021-07-13 | 济南市电子技术研究所有限公司 | Slag thickness detection device and detection method based on binocular ranging |
| CN113263149A (en) * | 2021-05-12 | 2021-08-17 | 燕山大学 | Device and method for detecting and controlling liquid level of molten pool in double-roller thin strip vibration casting and rolling |
| CN113798455A (en) * | 2020-06-15 | 2021-12-17 | 宝山钢铁股份有限公司 | Automatic slag feeding monitoring system and method for continuous casting crystallizer |
-
2017
- 2017-06-30 CN CN201720778665.4U patent/CN207026439U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108856664A (en) * | 2018-08-07 | 2018-11-23 | 中冶连铸技术工程有限责任公司 | A kind of conticaster crystallizer automatic slag system and control method |
| CN111496210A (en) * | 2020-04-24 | 2020-08-07 | 江阴兴澄特种钢铁有限公司 | On-line measurement and control system for thickness of continuous casting crystallizer casting powder |
| CN113798455A (en) * | 2020-06-15 | 2021-12-17 | 宝山钢铁股份有限公司 | Automatic slag feeding monitoring system and method for continuous casting crystallizer |
| CN112063795A (en) * | 2020-08-31 | 2020-12-11 | 钢铁研究总院 | Slag layer thickness measuring device and method |
| CN113108701A (en) * | 2021-03-23 | 2021-07-13 | 济南市电子技术研究所有限公司 | Slag thickness detection device and detection method based on binocular ranging |
| CN113263149A (en) * | 2021-05-12 | 2021-08-17 | 燕山大学 | Device and method for detecting and controlling liquid level of molten pool in double-roller thin strip vibration casting and rolling |
| CN113263149B (en) * | 2021-05-12 | 2022-07-19 | 燕山大学 | Device and method for detecting and controlling liquid level of molten pool in double-roller thin strip vibration casting and rolling |
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