CN109782199A - Auxiliary device and method for measuring magnetic induction intensity - Google Patents
Auxiliary device and method for measuring magnetic induction intensity Download PDFInfo
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- CN109782199A CN109782199A CN201910110980.3A CN201910110980A CN109782199A CN 109782199 A CN109782199 A CN 109782199A CN 201910110980 A CN201910110980 A CN 201910110980A CN 109782199 A CN109782199 A CN 109782199A
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- sliding sleeve
- induction intensity
- guide rail
- magnetic induction
- point
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- 230000006698 induction Effects 0.000 title claims abstract description 31
- 238000000034 method Methods 0.000 title claims abstract description 14
- 239000000523 sample Substances 0.000 claims abstract description 25
- 238000005259 measurement Methods 0.000 claims description 12
- 238000005192 partition Methods 0.000 claims description 4
- 230000004907 flux Effects 0.000 abstract description 5
- 238000003756 stirring Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000013019 agitation Methods 0.000 description 6
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000005266 casting Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000003760 magnetic stirring Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
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- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Abstract
The invention discloses an auxiliary device and a method for measuring magnetic induction intensity, wherein the device comprises a box body, wherein the top end of a vertical frame for fixing the back of the box body is connected with a guide rail; an oblique beam is arranged between the vertical frame and the guide rail, and two ends of the guide rail are fixed with each other through a cross beam; a sliding sleeve is arranged on the guide rail, and a positioning pin is arranged outside the sliding sleeve; the sliding sleeves are connected through a cross rod, the cross rod is provided with the sliding sleeves which are connected with the vertical rods, and the vertical rods are provided with the sliding sleeves which are connected with the probe brackets. After the probe of the gauss meter is placed in the probe bracket, the positions of the corresponding sliding sleeves on the guide rail, the cross bar and the vertical bar are adjusted, so that the top end of the probe is deep into a certain point to be measured of the magnetic field in the electromagnetic stirrer, the gauss meter is opened to measure the magnetic induction intensity of the point, and the magnetic induction intensity of each point of the magnetic field in the electromagnetic stirrer is measured point by moving each sliding sleeve to be repositioned. The invention can truly and accurately measure the magnetic induction intensity of each point of the magnetic field in the electromagnetic stirrer and the magnetic flux distribution in the fixed area, and is beneficial to optimizing the process parameters of the electromagnetic stirring and improving the effect of the electromagnetic stirring.
Description
Technical field
The present invention relates to a kind of auxiliary devices and its method for measuring magnetic induction intensity, belong to steel-making continuous casting technical field.
Background technique
Electromagnetic agitating technology (EMS) is controlling and is improving solid-liquid interface forward position molten steel flow, expanding isometric crystalline region, refinement
Crystal grain, raising casting billet surface and internal soundness etc. all play irreplaceable role.In order to obtain optimal stirring effect
Fruit, it is thus necessary to determine that the exact value of the electromagnetic agitation items output under working condition and size, the direction of electromagnetic force, thus excellent
Change technological parameter to be suitable for different steel grades, obtains the slab of best in quality.And for electromagnetic stirring equipment parameters with
And the context of detection of electromagnetic force, domestic and international few documents refer to, are typically measured under zero load in the maintenance period with gaussmeter
The magnetic induction intensity of electromagnetic agitation.
Gaussmeter is the common tool for measuring magnetic force object magnetic flux, can be used for measuring DC communication magnetic field, is a kind of phase
To more accurate measuring instrument, the space for being tested the surface of magnet or being surveyed generally gently is touched by operator's hand hold transducer
Then magnetic field position is read.Under normal circumstances, the magnetic induction intensity that hand hold transducer can only read in a certain position shows
Number then passes through hand-held side if necessary to measurement apart from a certain surface fixed height or multiple magnetic induction intensity of fixed angle
Method can be difficult to realize.This is because the Hall plate of probe segment is to Magnetic susceptibility height, when probe is at a distance from measured point and angle
Not for the moment, measurement result can generate very big deviation to degree；For being distributed the magnetic field of multiple magnetic poles, the magnetic field strength of each position is equal
Not identical, the resultant error of measurement is relatively large；In addition, vary with each individual when being detected with gaussmeter, often one piece of one people of magnet
Sometimes measure it is several as a result, more people measurement just have it is multiple as a result, the inaccuracy of measurement accuracy brought to measurement work it is very big
Trouble.
Summary of the invention
The object of the invention is to by providing a kind of auxiliary device and method for measuring magnetic induction intensity, can it is true,
The accurately magnetic induction intensity of magnetic field each point and the magnetic flux distribution in fixed area in measurement magnetic stirrer, are conducive to optimization electricity
The technological parameter of magnetic stirring and the effect for improving electromagnetic agitation.
A kind of auxiliary device measuring magnetic induction intensity, including cabinet, the stand top for fixing its back are connected with guide rail；
There is cant beam between the stand and guide rail, the guide rail both ends are fixed to each other by crossbeam；There is sliding sleeve on guide rail, has outside sliding sleeve
Positioning pin；It is connected between the sliding sleeve by cross bar, there is sliding sleeve to be connected with vertical bar on cross bar, there is sliding sleeve connection probe support on vertical bar
Frame.
The cabinet is cuboid, and there is partition in centre, and universal wheel is arranged at bottom.
The stand is three-stage telescopic.
The guide rail section is rectangle, and surface is smooth scale.
The cross bar section is square or circle, and surface is smooth scale, can be moved left and right on guide rail by sliding sleeve.
The vertical bar section is square or circle, and surface is smooth scale, can be moved forward and backward on cross bar by sliding sleeve.
Described probe bracket one end connects hollow circular tube, and the other end is fixed on sliding sleeve, by sliding sleeve can be on vertical bar on
Lower movement.
Above-mentioned stand, guide rail, cant beam, crossbeam, sliding sleeve, positioning pin, cross bar, vertical bar and pop one's head in bracket material be not lead
Magnetic material.
A kind of method measuring magnetic induction intensity is: it is fixed nearby that cabinet is moved to magnetic stirrer, by gaussmeter
After probe is put into probe bracket, the position of corresponding sliding sleeve on guide rail, cross bar and vertical bar is adjusted, so that the top of probe is goed deep into electromagnetism and stirs
Certain tested point for mixing device internal magnetic field after locking the positioning pin on each sliding sleeve, opens the magnetic induction intensity that gaussmeter measures the point,
Positioning pin is unclamped after record position, is relocated by each sliding sleeve of movement, the magnetic of magnetic field each point in point-to-point measurement magnetic stirrer
Induction.
In the above-mentioned methods, the position that certain in magnetic field is put in magnetic stirrer is set as X, and Y, Z slide over fixed bit on guide rail
Postponing corresponding scale is X-axis relative coordinate values, and sliding over fixed bit on cross bar and postponing corresponding scale is the opposite seat of Y-axis
Scale value, sliding over fixed bit on vertical bar and postponing corresponding scale is Z axis relative coordinate values.Electricity is measured using the device and method
The magnetic induction intensity of magnetic field each position in magnetic stirrer, so that every bit all corresponds to a magnetic induction intensity in magnetic field, it is point-by-point
The result of measurement can really reflect the magnetic flux distribution in the region, provide full and accurate number to optimize the technological parameter of electromagnetic agitation
According to the effect for raising electromagnetic agitation plays huge help.
Compared with the prior art, the invention has the following beneficial effects:
It (1) being capable of magnetic induction intensity that is true, accurately reflecting each point of magnetic field space in magnetic stirrer；
It (2) being capable of magnetic flux distribution that is true, accurately reflecting magnetic field space fixed area in magnetic stirrer；
(3) purposeful unduplicated point-by-point detection, improves the service life of probe；
(4) structure is simple, strong operability, easy to maintain.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
Fig. 2 is apparatus of the present invention front view；
Fig. 3 is the side view of Fig. 2；
Fig. 4 is the top view of Fig. 2.
1 cabinet, 2 stands, 3 guide rails, 4 cant beams, 5 crossbeams, 6 sliding sleeves, 7 positioning pins, 8 cross bars, 9 vertical bars, 10 probe brackets, 11
Partition, 12 universal wheels, 13 gaussmeters, 14 probes, 15 magnetic stirrers.
Specific embodiment
A kind of auxiliary device measuring magnetic induction intensity, including cabinet 1, fix 2 top of stand and 3 phase of guide rail at its back
Even；There is cant beam 4 between the stand 2 and guide rail 3,3 both ends of guide rail are fixed to each other by crossbeam 5；There is sliding sleeve 6 on guide rail 3,
There is positioning pin 7 outside sliding sleeve 6；It is connected between the sliding sleeve 6 by cross bar 8, there is sliding sleeve to be connected on cross bar 8 with vertical bar 9, vertical bar 9
On have sliding sleeve connection probe bracket 10.
Embodiment:
Referring to Fig. 1,60 type magnetic stirrer intrinsic inductance of present apparatus surveying laboratory DJSR- Φ, the electromagnetism are utilized
Blender high 800mm, outer diameter 900mm, internal diameter 600mm.
This auxiliary device cabinet long 500mm, wide 400mm, high 400mm；Stand be three sections of extension types, every segment length 500mm,
Height is adjusted to 1000mm；Rail length is 1000mm；Cross bar length is 450mm；Vertical bar length is 1000mm.
Method using present apparatus measurement magnetic stirrer intrinsic inductance is: cabinet 1 is mobile by universal wheel 12
To 15 appropriate positions near of magnetic stirrer, placing weight on box partition 11 keeps cabinet fixed, by gaussmeter 13
After probe 14 is put into probe bracket 10, after cross bar 8 is moved to 3 middle position of guide rail, the positioning pin on the sliding sleeve of both sides is locked；Again
Vertical bar 9 is moved to lateral ends, locks the positioning pin on sliding sleeve；Then probe bracket 10 is adjusted, 14 tip contacts of popping one's head in are made
The positioning pin on sliding sleeve is locked in magnetic stirrer upper surface；1 position of cabinet is finally adjusted, pop one's head in 14 tops and electromagnetic agitation are made
After 15 upper surface central point of device is overlapped, weight being put into cabinet lower layer and is allowed to fixed, probe tip position is coordinate original
Point.3 upper sliding sleeve of guide rail corresponds to scale and is designated as X=0, and 8 upper sliding sleeve of cross bar corresponds to scale and is designated as Y=0, and 9 upper sliding sleeve of vertical bar is corresponding to be carved
Scale is Z=0.By adjusting the position of corresponding sliding sleeve on guide rail 3, cross bar 8 and vertical bar 9, the top of probe 14 is made to go deep into electromagnetism
Inside blender 15, the magnetic induction intensity of each point is successively measured.
Claims (9)
1. a kind of auxiliary device for measuring magnetic induction intensity, it is characterised in that including cabinet (1), fix the stand (2) at its back
Top is connected with guide rail (3)；Have cant beam (4) between the stand (2) and guide rail (3), guide rail (3) both ends pass through crossbeam
(5) it is fixed to each other；Have on guide rail (3) sliding sleeve (6), there are positioning pin (7) outside sliding sleeve (6)；Pass through cross bar between the sliding sleeve (6)
(8) it connects, there is sliding sleeve to be connected with vertical bar (9) on cross bar (8), there is sliding sleeve connection probe bracket (10) on vertical bar (9).
2. a kind of auxiliary device for measuring magnetic induction intensity according to claim 1, it is characterised in that the cabinet (1) is
Cuboid, centre have partition (11), and universal wheel (12) are arranged at bottom.
3. a kind of auxiliary device for measuring magnetic induction intensity according to claim 1, it is characterised in that the stand (2) is
Three-stage telescopic.
4. a kind of auxiliary device for measuring magnetic induction intensity according to claim 1, it is characterised in that the guide rail (3) is cut
Face is rectangle, and surface is smooth scale.
5. a kind of auxiliary device for measuring magnetic induction intensity according to claim 1, it is characterised in that the cross bar (8) is cut
Face is square or circle, and surface is smooth scale, can be moved left and right on guide rail (3) by sliding sleeve (6).
6. a kind of auxiliary device for measuring magnetic induction intensity according to claim 1, it is characterised in that the vertical bar (9) is cut
Face is square or circle, and surface is smooth scale, can be moved forward and backward on cross bar (8) by sliding sleeve.
7. a kind of auxiliary device for measuring magnetic induction intensity according to claim 1, it is characterised in that the probe bracket
(10) one end connects hollow circular tube, and the other end is fixed on sliding sleeve, can be moved up and down on vertical bar (9) by sliding sleeve.
8. a kind of method using the measurement magnetic induction intensity of auxiliary device described in claim 1~7, it is characterised in that: by cabinet
(1) it is moved to magnetic stirrer (15) nearby to fix, after the probe (14) of gaussmeter (13) is put into probe bracket (10), adjust
The position of corresponding sliding sleeve (6) on guide rail (3), cross bar (8) and vertical bar (9) makes the top of probe (14) go deep into magnetic stirrer
(15) certain tested point of internal magnetic field after locking the positioning pin (7) on each sliding sleeve, opens the magnetic strength that gaussmeter (13) measure the point
Intensity is answered, unclamps positioning pin (7) after record position, is relocated by each sliding sleeve of movement, point-to-point measurement magnetic stirrer (15)
The magnetic induction intensity of interior magnetic field each point.
9. measuring the method for magnetic induction intensity according to claim 8, it is characterised in that: certain point in magnetic field in magnetic stirrer
Position be set as (X, Y, Z), sliding on guide rail (3) that fixed bit postpones corresponding scale is X-axis relative coordinate values, is slided over
It is Y-axis relative coordinate values that fixed bit, which postpones corresponding scale, on cross bar (8), slides over fixed bit on vertical bar (9) and postpones correspondence
Scale be Z axis relative coordinate values.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910110980.3A CN109782199A (en) | 2019-02-12 | 2019-02-12 | Auxiliary device and method for measuring magnetic induction intensity |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910110980.3A CN109782199A (en) | 2019-02-12 | 2019-02-12 | Auxiliary device and method for measuring magnetic induction intensity |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109782199A true CN109782199A (en) | 2019-05-21 |
Family
ID=66503157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201910110980.3A Pending CN109782199A (en) | 2019-02-12 | 2019-02-12 | Auxiliary device and method for measuring magnetic induction intensity |
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| Country | Link |
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| CN (1) | CN109782199A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112045154A (en) * | 2020-09-08 | 2020-12-08 | 鞍钢股份有限公司 | Auxiliary device and method for online measurement of electromagnetic induction intensity of slab crystallizer |
| CN112945073A (en) * | 2021-02-26 | 2021-06-11 | 中国科学院宁波材料技术与工程研究所 | Annular device center positioning device, method and application |
| CN117213356A (en) * | 2023-11-09 | 2023-12-12 | 北京朗信智能科技有限公司 | Submerged arc furnace electrode position detection system and detection method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101702010A (en) * | 2009-10-20 | 2010-05-05 | 河北工业大学 | Magnetic field measuring device based on visual guiding robot |
| CN205404777U (en) * | 2016-02-17 | 2016-07-27 | 浙江和也健康科技有限公司 | Space magnetic field tester |
| CN106680742A (en) * | 2016-12-08 | 2017-05-17 | 辽宁科技大学 | Positioning and measuring device for space magneticinduction intensityvector |
| CN208314169U (en) * | 2018-06-21 | 2019-01-01 | 苏州佳祺仕软件技术有限公司 | A kind of single-station apparatus for measuring magnetic flux |
-
2019
- 2019-02-12 CN CN201910110980.3A patent/CN109782199A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101702010A (en) * | 2009-10-20 | 2010-05-05 | 河北工业大学 | Magnetic field measuring device based on visual guiding robot |
| CN205404777U (en) * | 2016-02-17 | 2016-07-27 | 浙江和也健康科技有限公司 | Space magnetic field tester |
| CN106680742A (en) * | 2016-12-08 | 2017-05-17 | 辽宁科技大学 | Positioning and measuring device for space magneticinduction intensityvector |
| CN208314169U (en) * | 2018-06-21 | 2019-01-01 | 苏州佳祺仕软件技术有限公司 | A kind of single-station apparatus for measuring magnetic flux |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112045154A (en) * | 2020-09-08 | 2020-12-08 | 鞍钢股份有限公司 | Auxiliary device and method for online measurement of electromagnetic induction intensity of slab crystallizer |
| CN112945073A (en) * | 2021-02-26 | 2021-06-11 | 中国科学院宁波材料技术与工程研究所 | Annular device center positioning device, method and application |
| CN117213356A (en) * | 2023-11-09 | 2023-12-12 | 北京朗信智能科技有限公司 | Submerged arc furnace electrode position detection system and detection method |
| CN117213356B (en) * | 2023-11-09 | 2024-03-26 | 北京朗信智能科技有限公司 | Submerged arc furnace electrode position detection system and detection method |
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Application publication date: 20190521 |