CN108051100A - Induction heater temp measuring method and thermometric ingot casting - Google Patents
Induction heater temp measuring method and thermometric ingot casting Download PDFInfo
- Publication number
- CN108051100A CN108051100A CN201711239557.0A CN201711239557A CN108051100A CN 108051100 A CN108051100 A CN 108051100A CN 201711239557 A CN201711239557 A CN 201711239557A CN 108051100 A CN108051100 A CN 108051100A
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- CN
- China
- Prior art keywords
- thermometer hole
- ingot casting
- thermometric
- thermocouple
- temperature
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/02—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using thermoelectric elements, e.g. thermocouples
-
- 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
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
The invention discloses a kind of thermometric ingot castings, and including ingot casting body, the head end end face of ingot casting body is equipped with thermometer hole, and thermometer hole is internally provided with thermocouple, is located in thermometer hole on the outside of thermocouple and fills up aluminium skimmings or aluminium bar, thermocouple electrically connected processing device.By the setting of thermometer hole and thermocouple, real time temperature of the inside of thermometric ingot casting in induction heater can be gathered, so as to obtain the furnace temperature in induction furnace exactly, truly reflects the uniform implementations of furnace temperature, practicability is stronger.Due to filling up aluminium skimmings or aluminium bar on the outside of the thermocouple in thermometer hole, thermocouple can be fixed in the aluminium skimmings or aluminium bar filled in thermometer hole, thermocouple is avoided to shift in thermometer hole compared with initial placement position, thermocouple is made to be always held at the state of contact ingot casting body, ensure thermocouple reflection is the temperature rather than air themperature of ingot casting body interior.The invention also discloses a kind of induction heater temp measuring methods, can accurately obtain the furnace temperature in induction furnace.
Description
Technical field
The present invention relates to induction heater thermometry field, more particularly to a kind of thermometric ingot casting.In addition, the present invention also relates to
And a kind of induction heater temp measuring method.
Background technology
Ingot casting heat induced stove is squeezed in heating process, actual temperature has larger shadow to the quality of production of ingot casting
It rings.
At present, squeeze ingot casting heat induced stove thermometric be all by handheld thermometer contact come out of the stove after ingot casting surface come
Judge whether induction furnace is normal.However, this method can only measure the temperature on ingot casting surface, and since fire door is exposed, in ingot casting head
Tail temperature difference 10-30 degree, measuring instrument error itself is big, slow in reacting in addition, in this way thermometric, at all can not be anti-
Mirror the real furnace temperature of induction furnace and uniform implementations.
Therefore, the furnace temperature in induction furnace how is accurately obtained, is that those skilled in the art need the technology solved to ask at present
Topic.
The content of the invention
In view of this, the object of the present invention is to provide a kind of thermometric ingot casting, the furnace temperature in induction furnace can accurately be obtained.This
The another object of invention is to provide a kind of induction heater temp measuring method, can accurately obtain the furnace temperature in induction furnace.
To achieve the above object, the present invention provides following technical solution:
A kind of thermometric ingot casting, including ingot casting body, the head end end face of the ingot casting body is equipped with thermometer hole, the thermometric
Hole is internally provided with thermocouple, is located in the thermometer hole on the outside of the thermocouple and fills up aluminium skimmings or aluminium bar, the thermocouple is electrical
Connection processing device.
Preferably, also bound and fastened by glass fiber at the port of the thermometer hole.
Preferably, the ingot casting body, the aluminium skimmings filled in the thermometer hole or aluminium bar are the alloy casting of 6XXX systems
Ingot.
Preferably, the thermometer hole is at least two, and the depth of each thermometer hole is different.
Preferably, the thermometer hole include diameter be 13mm in the first thermometer hole of cylinder, the second thermometer hole and
3rd thermometer hole, the central shaft of first thermometer hole, second thermometer hole and the 3rd thermometer hole is arranged in parallel, described
First thermometric hole depth be 100mm, the second thermometric hole depth be 150mm, the 3rd thermometric hole depth be 200mm, institute
The second thermometer hole is stated between first thermometer hole and second thermometer hole, first thermometer hole is surveyed with described second
Warm pitch of holes 30mm, second thermometer hole and the 3rd thermometric pitch of holes 100mm.
Preferably, the thermocouple is armoured thermocouple.
A kind of induction heater temp measuring method, comprises the following steps:
Thermometric ingot casting as described in above-mentioned any one is put into induction heater;
The sensing heating stove heat starts to keep the temperature after presetting heating duration, during the heating and heat preservation described in acquisition
The measured value of thermometric ingot casting.
Preferably, the measured value that the thermometric ingot casting is gathered during heating and heat preservation specifically includes:
During heating and heat preservation, the measured value in default acquisition duration collection once the thermometric ingot casting.
Preferably, the sensing heating stove heat starts to keep the temperature after presetting heating duration, in the mistake for heating and keeping the temperature
The measured value that the thermometric ingot casting is gathered in journey further includes afterwards:
In heat preservation default heat preservation duration, the thermometric ingot casting exits burner hearth, and when thermometric ingot casting exits burner hearth measures
The surface temperature of the thermometric ingot casting.
Preferably, a length of 30 minutes during the default heating, the holding temperature of the induction heater for 500 DEG C and is kept the temperature
Shi Changwei 30 minutes, a length of 2 minutes during the default acquisition.
Thermometric ingot casting provided by the invention includes ingot casting body, and the head end end face of ingot casting body is equipped with thermometer hole, thermometric
Hole is internally provided with thermocouple, is located in thermometer hole on the outside of thermocouple and fills up aluminium skimmings or aluminium bar, thermocouple electrically connected processing device.
The thermometric ingot casting is put into induction heater during being heated and being kept the temperature, it can be with by thermocouple
When measure the temperature of thermometric inside ingot, and the temperature of inside ingot can accurately reflect real time furnace temperature.
By the setting of thermometer hole and thermocouple, it is real-time in induction heater that the inside of thermometric ingot casting can be gathered
Temperature so as to obtain the furnace temperature in induction furnace exactly, can truly reflect the uniform implementations of furnace temperature, practicability compared with
By force.Simultaneously as filling up aluminium skimmings or aluminium bar on the outside of thermocouple in thermometer hole, the aluminium skimmings or aluminium bar filled in can be to thermocouples
It is fixed in thermometer hole, thermocouple is avoided to shift in thermometer hole compared with initial placement position, make thermocouple one
The straight state for being maintained at contact ingot casting body, ensure thermocouple reflection is the temperature rather than Air Temperature of ingot casting body interior
Degree.
Induction heater temp measuring method provided by the invention can accurately obtain the furnace temperature in induction furnace.
Description of the drawings
It in order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention, for those of ordinary skill in the art, without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is the structure diagram of thermometric ingot casting provided by the present invention;
Fig. 2 is the flow chart of induction heater temp measuring method provided by the present invention;
Fig. 3 is temperature measuring point point when the surface temperature of thermometric ingot casting is measured in induction heater temp measuring method provided by the present invention
Butut.
In Fig. 1 and Fig. 3:The first thermometer holes of 1-, the second thermometer holes of 2-, the 3rd thermometer holes of 3-, 4- thermocouples, 5- ingot casting sheets
Body, 6- temperature measuring points.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment belongs to the scope of protection of the invention.
The core of the present invention is to provide a kind of thermometric ingot casting, can accurately obtain the furnace temperature in induction furnace.The present invention's is another
One core is to provide a kind of induction heater temp measuring method, can accurately obtain the furnace temperature in induction furnace.
It please refers to Fig.1, Fig. 1 is the structure diagram of thermometric ingot casting provided by the present invention.
In a kind of specific embodiment of thermometric ingot casting provided by the present invention, including ingot casting body 5, the head end of ingot casting body 5
End face is equipped with thermometer hole, and thermometer hole is internally provided with thermocouple 4, and the outside that thermocouple 4 is located in thermometer hole fills up aluminium skimmings or aluminium
Stick, 4 electrically connected processing device of thermocouple, is acquired and is handled with the measured value to thermocouple 4.Thermometer hole can be by casting
It drills through to obtain on the head end end face of ingot body 5.
Due to setting thermometer hole on thermometric ingot casting, and thermocouple 4 is equipped in thermometer hole, thermocouple is arranged on thermometric ingot casting
It is internal.The thermometric ingot casting is put into induction heater during being heated and being kept the temperature, it can be at any time by thermocouple 4
The temperature of thermometric inside ingot is measured, and the temperature of inside ingot can accurately reflect real time furnace temperature.
As it can be seen that by the setting of thermometer hole and thermocouple 4, the inside of thermometric ingot casting can be gathered in induction heater
Real time temperature, so as to obtain the furnace temperature in induction furnace exactly, can truly reflect the uniform implementations of furnace temperature, it is practical
Property is stronger.Simultaneously as 4 outside of thermocouple in thermometer hole fills up aluminium skimmings or aluminium bar, the aluminium skimmings or aluminium bar filled in can be right
Thermocouple 4 is fixed in thermometer hole, and thermocouple 4 is avoided to shift in thermometer hole compared with initial placement position, is made
Thermocouple 4 is always held at the state of contact ingot casting body 5, ensure that thermocouple 4 reflects be temperature inside ingot casting body 5 and
It is not air themperature.
Further, it can also be bound and fastened by glass fiber at the port of thermometer hole, further ensure that 4 thermometric of thermocouple
End completely cuts off with outside air.
Specifically, ingot casting body 5, the aluminium skimmings filled in thermometer hole or aluminium bar can be 6XXX systems alloy cast ingot.
Specifically, thermometer hole can be at least two, and the depth of each thermometer hole is different, to ensure the quantity of measured value,
So as to relatively be fully understood by thermometric inside ingot temperature, the reliability of thermometric is improved.
Further, thermometer hole can include the first thermometer hole 1, the second thermometer hole in cylinder that diameter is 13mm
2 and the 3rd thermometer hole 3, the central shaft of the first thermometer hole 1, the second thermometer hole 2 and the 3rd thermometer hole 3 be arranged in parallel, the first thermometric
1 depth of hole is 100mm, and 2 depth of the second thermometer hole is 150mm, and 3 depth of the 3rd thermometer hole is 200mm, and the second thermometer hole 2 is located at
Between first thermometer hole 1 and the second thermometer hole 2,2 spacing 30mm of the first thermometer hole 1 and the second thermometer hole, the second thermometer hole 2 and
Three thermometer holes, 3 spacing 100mm, in order to the processing of thermometer hole.More specifically, the first thermometer hole 1, the second thermometer hole 2 and the 3rd
Thermometer hole 3 coplanar can be set.
In above-mentioned each embodiment, thermocouple 4 can be armoured thermocouple, and barotolerance is preferable, thermal response time
It is fast and sturdy and durable.
Except above-mentioned thermometric ingot casting, the present invention also provides a kind of induction heater temp measuring method, which surveys
Warm method specifically includes following steps:
Step S1:Thermometric ingot casting in any one above-mentioned embodiment is put into induction heater;
Step S2:Sensing heating stove heat starts to keep the temperature after presetting heating duration, is gathered during heating and heat preservation
The measured value of thermometric ingot casting.
The induction heater temp measuring method, as a result of the thermometric ingot casting in any one above-mentioned embodiment, in
Thermocouple 4 can measure the temperature of thermometric inside ingot at any time, and the temperature of inside ingot can accurately reflect in real time
Furnace temperature can truly reflect the uniform implementations of furnace temperature, and temp measuring method is simple, easy to operation, and thermometric is quick, practicability compared with
By force.
Further, the measured value that thermometric ingot casting is gathered during heating and heat preservation in step S2 can specifically wrap
It includes:
During heating and heat preservation, the measured value in default acquisition thermometric ingot casting of duration collection, so as to
It can be fully understood by the furnace temperature situation of change in insulating process.
Further, can also include after step S2:
In heat preservation default heat preservation duration, thermometric ingot casting exits burner hearth, and when thermometric ingot casting exits burner hearth measures thermometric ingot casting
Surface temperature.
Specifically, the surface temperature of thermometric ingot casting can be the circumferential surface temperature of thermometric ingot casting, and hand-held survey can be used during measurement
Temperature meter measures.It measures the surface temperature of thermometric ingot casting immediately when thermometric ingot casting exits burner hearth, can further appreciate that survey
The surface temperature situation of warm ingot casting, so as to obtain the temperature conditions of thermometric ingot casting each several part comprehensively.
Further, in order to ensure the accurate measurement to the surface temperature of thermometric ingot casting, each temperature measuring point 6 can measure two
It is secondary, while record measurement data.To ensure the comprehensive of measurement, several temperature measuring points 6 can be set in qually spaced in thermometric ingot casting
Circumferential surface on, for example, three temperature measuring points 6 are collinearly on the circumferential surface of thermometric ingot casting, and 6 spacing 750mm of adjacent temperature measuring point.
Specifically, it can be 30 minutes to preset heating duration, and the holding temperature of induction heater can be 500 DEG C and keep the temperature
Duration can be 30 minutes, and it can be 2 minutes to preset acquisition duration.
In a kind of concrete application of induction furnace induction furnace temp measuring method provided by the present invention, thorax size in induction heater:
Φ480×2020mm.In the thermometric preparation stage, the alloy cast ingot 1 of 455 × 1800mm of preparation Φ;K-type armoured thermocouple, directly
Footpath φ 3mm, material are nickel-aluminum alloy, length is 3 meters, 500 DEG C of check point, correction factor be no more than ± 1.1 DEG C or reading ±
0.4% and it is subject to big person, quantity 3;Thermometric ingot casting be 6XXX systems alloy cast ingot, specification:Φ 455 × 1800mm quantity
1;Ensure that stove necessarily is in normal condition.In heating and holding stage, 500 DEG C of heating ingot castings of induction furnace constant temperature, heating 30
Minute, start to keep the temperature, heating and insulating process record once, after keeping the temperature 30 minutes ingot casting metal temperature thermometric for every two minutes
It comes out of the stove.
Each embodiment is described by the way of progressive in this specification, the highlights of each of the examples are with other
The difference of embodiment, just to refer each other for identical similar portion between each embodiment.
Induction heater temp measuring method provided by the present invention and thermometric ingot casting are described in detail above.Herein
It applies specific case to be set forth the principle of the present invention and embodiment, the explanation of above example is only intended to help
Understand the method and its core concept of the present invention.It should be pointed out that it for those skilled in the art, is not taking off
On the premise of from the principle of the invention, can also to the present invention, some improvement and modification can also be carried out, these improvement and modification also fall into this
In invention scope of the claims.
Claims (10)
1. a kind of thermometric ingot casting, including ingot casting body (5), which is characterized in that the head end end face of the ingot casting body (5) is equipped with
Thermometer hole, the thermometer hole are internally provided with thermocouple (4), are located in the thermometer hole on the outside of the thermocouple (4) and fill up aluminium skimmings
Or aluminium bar, thermocouple (4) the electrically connected processing device.
2. thermometric ingot casting according to claim 1, which is characterized in that also tied up at the port of the thermometer hole by glass fiber
It pricks and fastens.
3. thermometric ingot casting according to claim 2, which is characterized in that the ingot casting body (5) is filled in the thermometer hole
The aluminium skimmings or aluminium bar be 6XXX systems alloy cast ingot.
4. thermometric ingot casting according to claim 2, which is characterized in that the thermometer hole is at least two, and each survey
The depth in warm hole is different.
5. thermometric ingot casting according to claim 4, which is characterized in that the thermometer hole include diameter be 13mm in circle
The first thermometer hole (1), the second thermometer hole (2) and the 3rd thermometer hole (3) of cylinder, first thermometer hole (1), described second are surveyed
The central shaft of warm hole (2) and the 3rd thermometer hole (3) is arranged in parallel, and the first thermometer hole (1) depth is 100mm, described
Second thermometer hole (2) depth is 150mm, and the 3rd thermometer hole (3) depth is 200mm, and second thermometer hole (2) is located at institute
It states between the first thermometer hole (1) and second thermometer hole (2), between first thermometer hole (1) and second thermometer hole (2)
Away from 30mm, second thermometer hole (2) and the 3rd thermometer hole (3) the spacing 100mm.
6. the thermometric ingot casting according to claim 1 to 5 any one, which is characterized in that the thermocouple (4) is armouring heat
Galvanic couple.
7. a kind of induction heater temp measuring method, which is characterized in that comprise the following steps:
Thermometric ingot casting described in claim 1 to 6 any one is put into induction heater;
The sensing heating stove heat starts to keep the temperature after presetting heating duration, and the thermometric is gathered during heating and heat preservation
The measured value of ingot casting.
8. induction furnace temp measuring method according to claim 7, which is characterized in that described to be adopted during heating and heat preservation
The measured value for collecting the thermometric ingot casting specifically includes:
During heating and heat preservation, the measured value in default acquisition duration collection once the thermometric ingot casting.
9. induction furnace temp measuring method according to claim 8, which is characterized in that the sensing heating stove heat is preset
Start to keep the temperature after heating duration, gather during the heating and heat preservation and further include after the measured value of the thermometric ingot casting:
In heat preservation default heat preservation duration, the thermometric ingot casting exits burner hearth, and when the thermometric ingot casting exits burner hearth described in measurement
The surface temperature of thermometric ingot casting.
10. induction furnace temp measuring method according to claim 9, which is characterized in that a length of 30 minutes during the default heating,
The holding temperature of the induction heater is for 500 DEG C and a length of 30 minutes when keeping the temperature, a length of 2 minutes during the default acquisition.
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CN201711239557.0A CN108051100A (en) | 2017-11-30 | 2017-11-30 | Induction heater temp measuring method and thermometric ingot casting |
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CN201711239557.0A CN108051100A (en) | 2017-11-30 | 2017-11-30 | Induction heater temp measuring method and thermometric ingot casting |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110455426A (en) * | 2019-09-02 | 2019-11-15 | 国核宝钛锆业股份公司 | A kind of measurement of furnace temperature blank and temperature uniformity measurement method |
CN111006781A (en) * | 2019-09-10 | 2020-04-14 | 山东南山铝业股份有限公司 | Cast ingot buried thermocouple type temperature measuring method and device thereof |
CN114690815A (en) * | 2022-03-08 | 2022-07-01 | 深圳大学 | High-temperature constant-temperature heating device |
CN115032006A (en) * | 2022-05-17 | 2022-09-09 | 邹平宏发铝业科技有限公司 | Method for testing uniform heating effect of heating furnace |
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CN202547826U (en) * | 2012-04-01 | 2012-11-21 | 首钢总公司 | Device for measuring temperature of lower part of hearth of heating furnace |
CN104713657A (en) * | 2015-02-02 | 2015-06-17 | 北京科技大学 | Measuring method for determining actual inner temperature of steel block in resistance furnace |
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2017
- 2017-11-30 CN CN201711239557.0A patent/CN108051100A/en active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN202547826U (en) * | 2012-04-01 | 2012-11-21 | 首钢总公司 | Device for measuring temperature of lower part of hearth of heating furnace |
CN104713657A (en) * | 2015-02-02 | 2015-06-17 | 北京科技大学 | Measuring method for determining actual inner temperature of steel block in resistance furnace |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110455426A (en) * | 2019-09-02 | 2019-11-15 | 国核宝钛锆业股份公司 | A kind of measurement of furnace temperature blank and temperature uniformity measurement method |
CN111006781A (en) * | 2019-09-10 | 2020-04-14 | 山东南山铝业股份有限公司 | Cast ingot buried thermocouple type temperature measuring method and device thereof |
CN114690815A (en) * | 2022-03-08 | 2022-07-01 | 深圳大学 | High-temperature constant-temperature heating device |
CN115032006A (en) * | 2022-05-17 | 2022-09-09 | 邹平宏发铝业科技有限公司 | Method for testing uniform heating effect of heating furnace |
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Application publication date: 20180518 |