CN108469307A - A kind of ladle surface temperature measurement device and temp measuring method - Google Patents
A kind of ladle surface temperature measurement device and temp measuring method Download PDFInfo
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- CN108469307A CN108469307A CN201810457973.6A CN201810457973A CN108469307A CN 108469307 A CN108469307 A CN 108469307A CN 201810457973 A CN201810457973 A CN 201810457973A CN 108469307 A CN108469307 A CN 108469307A
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- temperature
- ladle
- sensitive unit
- wireless transmission
- inner casing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/02—Means for indicating or recording specially adapted for thermometers
- G01K1/024—Means for indicating or recording specially adapted for thermometers for remote indication
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/02—Means for indicating or recording specially adapted for thermometers
- G01K1/028—Means for indicating or recording specially adapted for thermometers arrangements for numerical indication
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/08—Protective devices, e.g. casings
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The present invention relates to a kind of ladle surface temperature measurement device and temp measuring method, temperature-sensitive unit is respectively adopted warm spot with ladle surface and is abutted, and wireless transmission unit carries out wireless data transmission with remote control center;Temperature-sensitive unit and wireless transmission unit are installed in protection location, are integrally fastened to ladle outer surface;Method is:Temperature-sensitive unit and wireless transmission unit are fixed in protection location and are electrically connected, protection location is connected to object under test surface;Protective layer is rotated, inner casing rotation is driven, and slide back and forth, so that temperature-sensitive unit end is just touched the surface of object under test, fixed inner casing by spring assembly;Collected ladle surface temperature measurement data transmission is uploaded to remote control center by temperature-sensitive unit through wireless transmission unit.Temperature measuring equipment is fixed on ladle surface by the present invention, is realized the automatic real-time measurement of ladle surface temperature, is realized remote monitoring, ensured the safety of field personnel and equipment, low in energy consumption, of low cost to be easy to networking, highly practical.
Description
Technical field
The present invention relates to a kind of ladle surface temperature measurement technology, specially a kind of ladle surface temperature measurement device and temp measuring method.
Background technology
Ladle is elevated temperature vessel important in metallurgical industry, and service life and the safety used produce iron and steel enterprise
Normal operation influence it is huge.How to realize the online soft sensor to Lining Thickness of Ladle, is that vast researcher closes jointly
The problem of heart.
The refractory material for working layer of ladle is constantly be generated erosion due to periodically being washed away and being corroded by molten steel
And peeling, when locally damage is serious for refractory material, and it is undiscovered when, serious bleed-out accident will be caused.Therefore, this is used
Temperature measuring equipment measures ladle hull-skin temperature, then passes through soft sensor modeling algorithm by the ladle outer surface each point temperature of foundation
The database of correspondence between ladle liner residual thickness and hull-skin temperature is obtained, realizes the damage journey of ladle liner material
Degree is monitored, and becomes the important measures for ensureing safety in production.
In the actual production process, since ladle is mobile, inside it under the influence of high-temperature molten steel, ladle surface temperature
Probably in moment cataclysm occurs for degree, and industry spot cannot carry out the real-time detection of ladle surface temperature at present, it is even more impossible to
Realize remote monitoring, making industry spot, there are great security risks.
Invention content
The deficiencies of for cannot achieve the detection in real time of mobile ladle surface temperature and remote monitoring in the prior art, the present invention
The ladle for solving the problems, such as to be to provide a kind of automatic real-time measurement of achievable ladle surface temperature, improving production safety coefficient
Surface temperature measurement device and temp measuring method.
In order to solve the above technical problems, the technical solution adopted by the present invention is:
A kind of ladle surface temperature measurement device of the present invention, including protection location, temperature-sensitive unit and wireless transmission unit,
In, temperature-sensitive unit is respectively adopted warm spot with ladle surface and is abutted, and wireless transmission unit carries out wireless data transmission with remote control center;
Temperature-sensitive unit and wireless transmission unit are installed in protection location, are integrally fastened to ladle outer surface.
The protection location includes protection shell, inner casing, mounting plate and protective layer, wherein protection shell is tubular, it is interior
Shell is set to protection shell inboard in a rotatable manner, and mounting plate is coaxially fixed on inner casing inner wall, and mounting plate is equipped with multiple use
In the mounting hole of fixed temperature-sensitive unit;Mounting plate is arranged with spring assembly in a diametric(al), and spring assembly end is convex
For mounting plate, inner casing corresponding site is hole;Multiple grooves are equipped on the inside of protection shell, spring assembly end passes through interior housing hole
Coordinate with the groove of protection shell;Protective layer is fixedly installed in inner casing end side.
The coated rock wool of the protective layer and asbestos gauge, wireless transport module are sticked in protective layer.
It is 15-20 to protect the groove on the inside of shell, is hemispherical, be arranged on the inside of protection shell one with it is axial
Parallel straight line.
1~3 temperature-sensing element is installed inside the temperature-sensitive unit, it is axially parallel to be laid in mounting plate inside protection location
On, 1~3 temperature-sensing element end is axially aligned.
Temperature-sensing element be 3, axially lay into equilateral triangle in temperature-sensitive unit, equilateral triangle centre also
Equipped with the 4th temperature-sensing element, it is shorter in length than the length of 1~3 temperature-sensing element.
Wireless transmission unit includes microprocessor, RAM, input/output interface, power management module, radio-frequency module and PC
Interface circuit, the wherein input terminal of microprocessor receive the temperature signal of temperature-sensitive unit acquisition, microprocessor through input/output interface
Device is bi-directionally connected respectively with RAM, radio-frequency module and PC interface circuits;Power management module is respectively microprocessor, RAM
And radio-frequency module provides working power.
A kind of temp measuring method of ladle surface temperature measurement device according to claim 1 of the present invention, includes the following steps:
1) temperature-sensitive unit and wireless transmission unit are fixed and are electrically connected in protection location, then by protection location
It is connected to ladle outer surface with flange;
2) rotate protective layer, drive inner casing rotation, and slide back and forth, adjust temperature-sensitive unit and testee surface away from
From making temperature-sensitive unit end just touch the surface of object under test;
3) two spring assemblies are stuck in the hemispherical groove of protection shell both sides, inner casing is fixed;
4) collected ladle hull-skin temperature measurement data is transmitted to wireless biography by temperature-sensitive unit by AD conversion interface
Temperature measuring data is uploaded to remote control center by defeated unit, wireless transmission unit by wireless network.
Temperature-sensitive unit includes the first~tri- thermal resistance for measuring object under test surface temperature, further includes being protected for measuring
The 4th thermal resistance of enclosure temperature is protected, end is hanging in protection location always.
Wireless telecommunications mould is connected on PC by remote control soon centrally through USB interface, as the base on sensor network
It stands, data sample rates are that sampling per second is primary, and highest possible rate is four samplings per second;Data pass through equipment control software
It is recorded with hexadecimal number word format, and data file is stored in text formatting on data sink PC.
The invention has the advantages that and advantage:
1. temperature measuring equipment is fixed on ladle surface by the present invention, the automatic real-time measurement of ladle surface temperature may be implemented,
Improve production safety.
2. the present invention can be realized real time temperature data transmission to remote control center by Zigbee wireless transmissions module
Remote monitoring has ensured the life security of field personnel, and easy to operate, no technology barrier is highly practical.
3. apparatus of the present invention are low in energy consumption, it can be achieved that common batteries power supply solves the problems, such as conventional wireless devices high power consumption;
4. apparatus of the present invention are easy to the advantages such as networking with of low cost, it is suitble on industrial enterprise's correlation Thermal Equipment surface
Thermometric has larger promotional value.
Description of the drawings
Fig. 1 is end cap side view;
Fig. 2 is the A-A sectional views of the present invention;
Fig. 3 is acquisition elements mounting plate schematic diagram.
Fig. 4 is acquiring and transmission system flow chart
Wherein, 1 is the first thermal resistance, and 2 be the second thermal resistance, and 3 be third thermal resistance, and 4 be the 4th thermal resistance, and 5 are
Zigbee wireless transport modules, 6 be the first clip, and 7 be the second clip, and 8 be third clip, and 9 be mounting plate, and 10 be the first method
Orchid, 11 be second flange;12 be protection shell, and 13 be protective layer, and 14 be inner casing, and 15 be bolt, and 16 be flange gasket, and 17 be peace
Loading board, 18 be the first spring assembly, and 19 be second spring device,
Specific implementation mode
The present invention is further elaborated with reference to the accompanying drawings of the specification.
The present invention asks to overcome ladle surface temperature measurement difficulty in the actual production process and be difficult to realize remote monitoring
Topic, proposes a kind of ladle surface temperature measurement device, using the device, can measure ladle surface temperature in real time and by data transmission
To distant place control centre, realizes that distal end monitors in real time, ensure production safety.
It is wirelessly passed as shown in Figure 1, ladle surface temperature measurement device of the present invention includes protection location, temperature-sensitive unit and Zigbee
Defeated unit, wherein temperature-sensitive unit is respectively adopted warm spot with ladle surface and abutted, and wireless transmission unit carries out wireless with remote control center
Data transmission;Temperature-sensitive unit and wireless transmission unit are installed in protection location, are integrally fastened to ladle surface.
Protection location includes protection shell 12, inner casing 14, mounting plate 9 and protective layer 13, wherein protection shell 12 is cylinder
Shape, inner casing 14 are set to 12 inboard of protection shell in a rotatable manner, and mounting plate 9 is coaxially fixed on the inner wall of inner casing 14, installs
Plate 9 is equipped with multiple mounting holes for fixing temperature-sensitive unit;Mounting plate is arranged with spring assembly in a diametric(al),
Spring assembly end protrudes from mounting plate 9, and inner casing corresponding site is hole, is pierced by by hole by spring assembly end;In protection shell
12 insides are equipped with multiple grooves, and spring assembly end passes through the hole of inner casing 14 and the groove of protection shell 12 to coordinate;Protective layer 13
It is fixedly installed in 14 end side of inner casing.
In the present embodiment, protection shell 12, protective layer 13, inner casing 14 are all made of that resistance to intergranular corrosion is good, good welding performance
Stainless steel 1Cr18Ni9Ti be made.Protective layer 13 is installed on end face of the protection shell 14 far from ladle by being welded and fixed
On, internal coated rock wool and asbestos gauge, wireless transport module are sticked in protective layer 13, enable temperature of the transmission unit at 20-30 °
Lower work.
Temperature-sensing element be 3, axially lay into equilateral triangle in temperature-sensitive unit, equilateral triangle centre also
Equipped with the 4th temperature-sensing element, it is shorter in length than the length of 1~3 temperature-sensing element, as shown in Figure 3.
In the present invention, temperature-sensitive unit has the first~tri- thermal resistance 1~3 for measuring object under test surface temperature, the
The signal wire of one~tri- thermal resistance 1~3 is connect by AD conversion interface with wireless transmission unit 5.
The present apparatus can also have the 4th thermal resistance 4 for measuring protection enclosure temperature, the signal of the 4th thermal resistance 4
Line is connect again by AD conversion interface with wireless transmission unit.
As shown in Fig. 2, wireless transmission unit includes Zigbee wireless transport modules, concrete structure is:Wireless transmission is single
Member includes microprocessor, RAM, input/output interface, power management module, radio-frequency module and PC interface circuits, wherein micro- place
The input terminal for managing device receives the temperature signal of temperature-sensitive unit acquisition through input/output interface, microprocessor and RAM, radio-frequency module with
And PC interface circuits are bi-directionally connected respectively;Power management module is respectively that microprocessor, RAM and radio-frequency module provide work
Make power supply.
Apparatus of the present invention organize timing at the scene, and four armoured thermal resistances i.e. the first~tetra- thermal resistance 1~4 is passed through first
One~tetra- clip 6~8 is fixed on mounting plate 9, and Zigbee wireless transport modules 5 are sticked in protective layer 13, wireless to protect
Transmission unit 5 is not damaged under the high temperature conditions, then thermal resistance is connected Zigbee wireless transport modules by AD conversion interface,
Whole device and wall surface to be measured are fixed with the first~bis- flange 10~11 again.
In use, inner casing 14 can be driven to rotate by protective layer 13, the first and second spring assembly 18,19 is compressed, temperature-sensitive list
Member can be free to slide in 12 inside of protection shell, after temperature-sensitive unit is adjusted to required position, by the first and second spring assembly
18, it 19 is stuck in the hemispherical groove of protection shell both sides, inner casing 14 is fixed, to ensure that the temperature-sensing element in temperature-sensitive unit is solid
It is scheduled on object under test surface.
Spring assembly on mounting plate leaves the groove of protection shell 12 by the rotation of inner casing, spring assembly protrusion
End is compressed, and by being exited in the hole of inner casing, opposite can be slided between inner casing and protection shell at this time, similar umbrella is flexible
Bar.
In the present embodiment, temperature-sensitive unit is made of the armoured thermal resistance of four model WZC Cu50.
As shown in figure 4, a kind of ladle surface temperature measurement method of the present invention, includes the following steps:
1) temperature-sensitive unit and wireless transmission unit are fixed and are electrically connected in protection location, then by protection location
The surface of object under test is connected to flange;
2) inner casing is rotated, temperature-sensitive unit is adjusted at a distance from testee surface, temperature-sensitive unit end is made just to touch
The surface of object under test;
3) and then rotation protective layer 13 so that two spring assemblies are just stuck in the hemispherical groove of protection shell both sides
It is interior, inner casing is fixed;
4) collected ladle surface temperature measurement data are transmitted to wireless transmission by temperature-sensitive unit by AD conversion interface
Temperature measuring data is uploaded to remote control center by unit, wireless transmission unit by wireless network.
In the present embodiment, temperature-sensitive unit includes the first~tri- thermal resistance for measuring object under test surface temperature, may be used also
Include the 4th thermal resistance for measuring protection enclosure temperature, end is hanging in protection location always.
Using above-mentioned apparatus, need to be operated by following technique:
The the first~tetra- thermal resistance 1~4 and Zigbee wireless transmission units 5 are fixed first, then by protection location with
One~bis- flange 10~11 is connected to the surface of object under test, rotates inner casing, adjust temperature-sensitive unit and testee surface away from
From making 1~3 end of the first~tri- thermal resistance of temperature-sensitive unit just touch the surface of object under test, then fill two springs
It sets and is stuck in the hemispherical groove of protection shell both sides, inner casing is fixed.
In the present embodiment, it is 15-20 to protect the groove on the inside of shell, is hemispherical, is arranged on the inside of protection shell
At one and axial parallel straight line.The thermoelectricity resistance type of different model can be replaced according to different thermometric conditions, it in this way can be
It is axially adjustable to arrive required position.
The first~tri- thermal resistance 1~3 is for measuring object under test surface temperature, and the 4th thermal resistance 4 is for measuring the present invention
Device internal temperature, four thermal resistances are fast by AD conversion interface connection Zigbee wireless transmission moulds.Control hundreds of meters of distant places
Zigbee moulds are connected on PC, as the base station on sensor network, data sample rates by center processed soon by USB interface
It is that sampling per second is primary, highest possible rate is four samplings per second.Data are by equipment control software with hexadecimal digit
Format records, and data file is stored in text formatting on data sink PC.
The present invention can use the data variation of the macroefficiency monitoring and time correlation of spreadsheet software, remote to realize
Range monitoring and real-time automatic measuring.
Claims (10)
1. a kind of ladle surface temperature measurement device, it is characterised in that:Including protection location, temperature-sensitive unit and wireless transmission unit,
Wherein, temperature-sensitive unit is respectively adopted warm spot with ladle surface and is abutted, and wireless transmission unit carries out wireless data biography with remote control center
It is defeated;Temperature-sensitive unit and wireless transmission unit are installed in protection location, are integrally fastened to ladle outer surface.
2. ladle outer surface according to claim 1 temperature measuring equipment, it is characterised in that:The protection location includes that protection is outer
Shell, inner casing, mounting plate and protective layer, wherein protection shell is tubular, inner casing is set to protection shell inboard in a rotatable manner,
Mounting plate is coaxially fixed on inner casing inner wall, and mounting plate is equipped with multiple mounting holes for fixing temperature-sensitive unit;Mounting plate exists
Spring assembly is arranged in one diametric(al), spring assembly end protrudes from mounting plate, and inner casing corresponding site is hole;It is protecting
It protects and is equipped with multiple grooves on the inside of shell, spring assembly end is coordinated by interior housing hole and the groove of protection shell;Protective layer is fixed
It is installed on inner casing end side.
3. ladle surface temperature measurement device according to claim 2, it is characterised in that:The coated rock wool of the protective layer and asbestos
Net, wireless transport module are sticked in protective layer.
4. ladle surface temperature measurement device according to claim 1, it is characterised in that:It is 15- to protect the groove on the inside of shell
20, it is hemispherical, one and axial parallel straight line is arranged on the inside of protection shell.
5. ladle surface temperature measurement device according to claim 1, it is characterised in that:It is equipped with 1 inside the temperature-sensitive unit
~3 temperature-sensing elements, axially parallel to be laid in inside protection location on mounting plate, 1~3 temperature-sensing element end is axially aligned.
6. ladle surface temperature measurement device according to claim 5, it is characterised in that:Temperature-sensing element is 3, in temperature-sensitive unit
Interior axial laying is additionally provided with the 4th temperature-sensing element in equilateral triangle centre, is shorter in length than 1~3 at equilateral triangle
The length of a temperature-sensing element.
7. ladle surface temperature measurement device according to claim 1, it is characterised in that:Wireless transmission unit includes microprocessor
Device, RAM, input/output interface, power management module, radio-frequency module and PC interface circuits, the wherein input terminal of microprocessor
The temperature signal of temperature-sensitive unit acquisition, microprocessor and RAM, radio-frequency module and PC interface circuits are received through input/output interface
It is bi-directionally connected respectively;Power management module is respectively that microprocessor, RAM and radio-frequency module provide working power.
8. a kind of temp measuring method of ladle surface temperature measurement device according to claim 1, it is characterised in that including following step
Suddenly:
1) temperature-sensitive unit and wireless transmission unit are fixed and are electrically connected in protection location, then by protection location usage
Orchid is connected to ladle outer surface;
2) protective layer is rotated, inner casing rotation, and front and back play is driven, adjusts temperature-sensitive unit at a distance from testee surface, make
Temperature-sensitive unit end just touches the surface of object under test;
3) two spring assemblies are stuck in the hemispherical groove of protection shell both sides, inner casing is fixed;
4) collected ladle hull-skin temperature measurement data is transmitted to wireless transmission list by temperature-sensitive unit by AD conversion interface
Temperature measuring data is uploaded to remote control center by member, wireless transmission unit by wireless network.
9. ladle surface temperature measurement method according to claim 8, it is characterised in that:Temperature-sensitive unit includes to be measured for measuring
The first~tri- thermal resistance of body surface temperature further includes the 4th thermal resistance for measuring protection enclosure temperature, end
Portion is hanging in protection location always.
10. ladle surface temperature measurement method according to claim 8, it is characterised in that:Remote control is centrally through USB interface
Wireless telecommunications mould is connected on PC soon, as the base station on sensor network, data sample rates are that sampling per second is primary, most
High possible rate is four samplings per second;Data are recorded by equipment control software with hexadecimal number word format, and data
File is stored in text formatting on data sink PC.
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CN201810457973.6A CN108469307B (en) | 2018-05-14 | 2018-05-14 | A kind of ladle surface temperature measurement device and temp measuring method |
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CN201810457973.6A CN108469307B (en) | 2018-05-14 | 2018-05-14 | A kind of ladle surface temperature measurement device and temp measuring method |
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CN108469307B CN108469307B (en) | 2019-09-06 |
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Citations (6)
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CN101907496A (en) * | 2010-08-09 | 2010-12-08 | 首钢总公司 | Testing method of baking temperature of steel ladle |
CN102886500A (en) * | 2012-10-18 | 2013-01-23 | 中钢集团鞍山热能研究院有限公司 | Method and device for rapidly and accurately detecting and controlling baking temperature of ladle |
CN203356547U (en) * | 2013-05-31 | 2013-12-25 | 上海科林国冶工程技术有限公司 | Monitoring device for ladle baking |
CN105499522A (en) * | 2016-01-25 | 2016-04-20 | 北京华程东方科技有限公司 | Infrared thermal imaging detection system and device |
CN206847805U (en) * | 2017-07-05 | 2018-01-05 | 明光旭升科技有限公司 | A kind of fixable temperature sensor |
CN207074087U (en) * | 2017-06-08 | 2018-03-06 | 诸暨搏远网络科技有限公司 | A kind of fixing device of temperature sensor |
-
2018
- 2018-05-14 CN CN201810457973.6A patent/CN108469307B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101907496A (en) * | 2010-08-09 | 2010-12-08 | 首钢总公司 | Testing method of baking temperature of steel ladle |
CN102886500A (en) * | 2012-10-18 | 2013-01-23 | 中钢集团鞍山热能研究院有限公司 | Method and device for rapidly and accurately detecting and controlling baking temperature of ladle |
CN203356547U (en) * | 2013-05-31 | 2013-12-25 | 上海科林国冶工程技术有限公司 | Monitoring device for ladle baking |
CN105499522A (en) * | 2016-01-25 | 2016-04-20 | 北京华程东方科技有限公司 | Infrared thermal imaging detection system and device |
CN207074087U (en) * | 2017-06-08 | 2018-03-06 | 诸暨搏远网络科技有限公司 | A kind of fixing device of temperature sensor |
CN206847805U (en) * | 2017-07-05 | 2018-01-05 | 明光旭升科技有限公司 | A kind of fixable temperature sensor |
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