CN207408344U - A kind of magnetic sensing probe caliberating device - Google Patents
A kind of magnetic sensing probe caliberating device Download PDFInfo
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- CN207408344U CN207408344U CN201721123983.3U CN201721123983U CN207408344U CN 207408344 U CN207408344 U CN 207408344U CN 201721123983 U CN201721123983 U CN 201721123983U CN 207408344 U CN207408344 U CN 207408344U
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Abstract
The utility model is related to a kind of magnetic sensing probe caliberating devices, and including pedestal, fixed seat is provided on the pedestal, and c-type iron is fixed in the fixed seat, and the c-type iron gap is wound with coil with respect to place;The one side of the pedestal is provided with the first three-dimensional trim holder, and opposite side is provided with the second three-dimensional trim holder;It is equipped with to fix the geometrical clamp of gaussmeter on first three-dimensional trim holder, on second three-dimensional trim holder is equipped with that the clamping head of magnetic inductor circuit board is installed;First three-dimensional trim holder can be adjusted the mobile probe for enabling gaussmeter on three axis and enter the c-type iron gap;Second three-dimensional trim holder can be adjusted the mobile magnetic inductor chip for enabling magnetic inductor circuit board on three axis and enter the c-type iron gap.The utility model can be demarcated quickly, easy to use.
Description
Technical field
The utility model is related to Magnetic Sensor calibration technique fields, demarcate and fill more particularly to a kind of magnetic sensing probe
It puts.
Background technology
Pipe leakage internal detector is the task equipment for detecting oil-gas pipeline defect.By the way that detector is put into pipeline
Inside, using medium in front of the detector after pressure difference detector is promoted to carry out walking detection, detector by it is front and rear be separated by it is certain
The magnetizing system that distance and polarity are installed on the contrary, magnetizes duct wall, once defect is run into, it will be in the pipeline of fault location
Outer wall generates leakage magnetic field, i.e. stray field.This stray field signal is obtained by the probe system that Magnetic Sensor is housed, so as to come
Positioning and quantization defect.Existing magnetic sensing probe scaling method usually requires to establish correlation measurement model, then in conjunction with
Corresponding algorithm is calculated, and this mode is complex, and can not quickly be demarcated, using being inconvenient.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of magnetic sensing probe caliberating device and methods, can
Quickly demarcated, it is easy to use.
Technical solution is used by the utility model solves its technical problem:A kind of magnetic sensing probe calibration dress is provided
It puts, including pedestal, fixed seat is provided on the pedestal, c-type iron is fixed in the fixed seat, the c-type iron gap is opposite
Place is wound with coil;The one side of the pedestal is provided with the first three-dimensional trim holder, and opposite side is provided with the second three-dimensional trim holder;Institute
The geometrical clamp for being equipped with to fix gaussmeter on the first three-dimensional trim holder is stated, is equipped with and is used on second three-dimensional trim holder
The clamping head of magnetic inductor circuit board is installed;First three-dimensional trim holder can be adjusted mobile so that Gauss on three axis
The probe of meter can enter the c-type iron gap;Second three-dimensional trim holder can be adjusted mobile cause on three axis
The magnetic inductor chip of magnetic inductor circuit board can enter the c-type iron gap.
The fixed seat is made using nonmetallic materials.
First three-dimensional trim holder includes X-axis adjustment mechanism, Y-axis adjustment mechanism and Z axis adjustment mechanism;The X-axis tune
Y-axis adjustment mechanism is provided on complete machine structure, for adjusting the position of Y-axis adjustment mechanism in the X-axis direction;The Y-axis adjusts machine
Z axis adjustment mechanism is provided on structure, for adjusting the position of Z axis adjustment mechanism in the Y-axis direction;On the Z axis adjustment mechanism
The geometrical clamp is provided with, for adjusting the position of the geometrical clamp equipped with gaussmeter in the Z-axis direction;The X-axis, Y-axis and Z axis
It is vertical two-by-two.
The X-axis adjustment mechanism includes the first adjusting screw and two positioning seats, what two positioning seats were mutually parallel
It is placed on the pedestal, and the first slide bar is connected between two positioning seats, the first sliding block is provided on first slide bar,
First adjusting screw passes through a positioning seat and is connected with the first sliding block;The Y-axis adjustment mechanism includes second and adjusts
Screw and the first fixed frame, first fixed frame are lain in a horizontal plane on the first sliding block, and in the Y direction in the first fixed frame
The second slide bar is provided with, the second sliding block is provided on second slide bar, second adjusting screw is fixed through described first
Frame is connected with second sliding block;The Z axis adjustment mechanism includes the 3rd adjusting screw and the second fixed frame, and described second fixes
Frame is placed on vertically on the second sliding block, and the 3rd slide bar is provided in the Z-direction in the second fixed frame, on the 3rd slide bar
The 3rd sliding block is provided with, the 3rd adjusting screw is connected through second fixed frame with the 3rd sliding block, the 3rd sliding block
On be provided with the geometrical clamp.
Second three-dimensional trim holder includes X-axis adjustment mechanism, Y-axis adjustment mechanism and Z axis adjustment mechanism;The X-axis tune
Y-axis adjustment mechanism is provided on complete machine structure, for adjusting the position of Y-axis adjustment mechanism in the X-axis direction;The Y-axis adjusts machine
Z axis adjustment mechanism is provided on structure, for adjusting the position of Z axis adjustment mechanism in the Y-axis direction;On the Z axis adjustment mechanism
The clamping head is provided with, for adjusting the position of the clamping head equipped with magnetic inductor circuit board in the Z-axis direction;The X-axis,
Y-axis and Z axis are vertical two-by-two.
The X-axis adjustment mechanism includes the first adjusting screw and two positioning seats, what two positioning seats were mutually parallel
It is placed on the pedestal, and the first slide bar is connected between two positioning seats, the first sliding block is provided on first slide bar,
First adjusting screw passes through a positioning seat and is connected with the first sliding block;The Y-axis adjustment mechanism includes second and adjusts
Screw and the first fixed frame, first fixed frame are lain in a horizontal plane on the first sliding block, and in the Y direction in the first fixed frame
The second slide bar is provided with, the second sliding block is provided on second slide bar, second adjusting screw is fixed through described first
Frame is connected with second sliding block;The Z axis adjustment mechanism includes the 3rd adjusting screw and the second fixed frame, and described second fixes
Frame is placed on vertically on the second sliding block, and the 3rd slide bar is provided in the Z-direction in the second fixed frame, on the 3rd slide bar
The 3rd sliding block is provided with, the 3rd adjusting screw is connected through second fixed frame with the 3rd sliding block, the 3rd sliding block
On be provided with the clamping head.
The magnetic inductor circuit board is in convex structure, and magnetic inductor is provided on the protrusion of the convex structure
Chip, the inductor chip is by the wiring on magnetic inductor circuit board with being located on the main part of the convex structure
Main circuit is connected.
The clamping head includes pedestal, and the pedestal is equipped with cross boss, ten are provided on the cross boss
Font groove, the side of the cruciform groove are equipped with screw hole.
Advantageous effect
As a result of above-mentioned technical solution, the utility model compared with prior art, has the following advantages that and accumulates
Pole effect:The magnetic field range of the utility model energy effective evaluation Magnetic Flux Leakage Inspecting Magnetic Sensor and the performance of the linearity, for design and
It is convenient that type selecting Magnetic Flux Leakage Inspecting is provided with Magnetic Sensor.
Description of the drawings
Fig. 1 is the structure diagram of the utility model;
Fig. 2 is the structure diagram of magnetic sensor circuit plate in the utility model;
Fig. 3 is the structure diagram of clamping head in the utility model.
Specific embodiment
With reference to specific embodiment, the utility model is expanded on further.It is to be understood that these embodiments are merely to illustrate this
Utility model rather than limitation the scope of the utility model.In addition, it should also be understood that, reading the content of the utility model instruction
Afterwards, those skilled in the art can make various changes or modifications the utility model, and such equivalent forms equally fall within this Shen
It please the appended claims limited range.
The first embodiment of the utility model is related to a kind of magnetic sensing probe caliberating device, as shown in Figure 1, the bottom of including
Seat 1 is provided with fixed seat 2 on the pedestal 1, is fixed with c-type iron 3 in the fixed seat 2, the c-type iron gap with respect to place around
It is formed with coil 4;The one side of the pedestal 1 is provided with the first three-dimensional trim holder 5, and opposite side is provided with the second three-dimensional trim holder 6;Institute
The geometrical clamp 7 for being equipped with to fix gaussmeter 8 on the first three-dimensional trim holder 5 is stated, is equipped on second three-dimensional trim holder 6
For installing the clamping of magnetic inductor circuit board 10 first 9;First three-dimensional trim holder 5 can be adjusted movement on three axis
The probe of gaussmeter 8 is enabled to enter the c-type iron gap;Second three-dimensional trim holder 6 can be adjusted on three axis
Whole movement enables the magnetic inductor chip of magnetic inductor circuit board 10 to enter the c-type iron gap.Wherein, the fixed seat
2 are made using nonmetallic materials.
First three-dimensional trim holder 5 includes X-axis adjustment mechanism 51, Y-axis adjustment mechanism 52 and Z axis adjustment mechanism 53;Institute
It states and Y-axis adjustment mechanism 52 is provided on X-axis adjustment mechanism 51, for adjusting the position of Y-axis adjustment mechanism 52 in the X-axis direction;
Z axis adjustment mechanism 53 is provided on the Y-axis adjustment mechanism 52, for adjusting the position of Z axis adjustment mechanism 53 in the Y-axis direction
It puts;The geometrical clamp 7 is provided on the Z axis adjustment mechanism 53, for adjusting the geometrical clamp 7 equipped with gaussmeter 8 in Z-direction
On position;The X-axis, Y-axis and Z axis are vertical two-by-two.
The X-axis adjustment mechanism 51 includes the first adjusting screw 511 and two positioning seats 512, two positioning seats 512
What is be mutually parallel is placed on the pedestal 1, and the first slide bar is connected between two positioning seats 512, on first slide bar
The first sliding block 513 is provided with, first adjusting screw 511 passes through a positioning seat 512 and is connected with the first sliding block 513;
The Y-axis adjustment mechanism 52 includes the second adjusting screw 521 and the first fixed frame 522, and first fixed frame 522 is horizontal positioned
On the first sliding block 513, and the second slide bar 523 is provided in the Y direction in the first fixed frame 522, second slide bar 523
On be provided with the second sliding block 524, second adjusting screw 521 is through first fixed frame 522 and second sliding block 524
It is connected;The Z axis adjustment mechanism 53 includes the 3rd adjusting screw 531 and the second fixed frame 532, and second fixed frame 532 is perpendicular
It is directly placed on the second sliding block 524, and the 3rd slide bar 533 is provided in the Z-direction in the second fixed frame 532, the described 3rd
The 3rd sliding block 534 is provided on slide bar 533, the 3rd adjusting screw 531 passes through 532 and the 3rd sliding block of the second fixed frame
534 are connected, and the geometrical clamp 7 is provided on the 3rd sliding block 534.
Second three-dimensional trim holder 6 includes X-axis adjustment mechanism 61, Y-axis adjustment mechanism 62 and Z axis adjustment mechanism 63;Institute
It states and Y-axis adjustment mechanism 62 is provided on X-axis adjustment mechanism 61, for adjusting the position of Y-axis adjustment mechanism 62 in the X-axis direction;
Z axis adjustment mechanism 63 is provided on the Y-axis adjustment mechanism 62, for adjusting the position of Z axis adjustment mechanism 63 in the Y-axis direction
It puts;The clamping first 9 is provided on the Z axis adjustment mechanism 63, for adjusting the clamping first 9 equipped with magnetic inductor circuit board 10
Position in the Z-axis direction;The X-axis, Y-axis and Z axis are vertical two-by-two.
The X-axis adjustment mechanism 61 includes the first adjusting screw 611 and two positioning seats 612, two positioning seats 612
What is be mutually parallel is placed on the pedestal 1, and the first slide bar is connected between two positioning seats 612, on first slide bar
The first sliding block 613 is provided with, first adjusting screw 611 passes through a positioning seat 612 and is connected with the first sliding block 613;
The Y-axis adjustment mechanism 62 includes the second adjusting screw 621 and the first fixed frame 622, and first fixed frame 622 is horizontal positioned
On the first sliding block 613, and the second slide bar 623 is provided in the Y direction in the first fixed frame 622, second slide bar 623
On be provided with the second sliding block 624, second adjusting screw 621 is through first fixed frame 622 and second sliding block 624
It is connected;The Z axis adjustment mechanism 63 includes the 3rd adjusting screw 631 and the second fixed frame 632, and second fixed frame 632 is perpendicular
It is directly placed on the second sliding block 624, and the 3rd slide bar 633 is provided in the Z-direction in the second fixed frame 632, the described 3rd
The 3rd sliding block 634 is provided on slide bar 633, the 3rd adjusting screw 631 passes through 632 and the 3rd sliding block of the second fixed frame
634 are connected, and the clamping first 9 is provided on the 3rd sliding block 634.
As shown in Fig. 2, the magnetic inductor circuit board 10 is in convex structure, on the protrusion A of the convex structure
Magnetic inductor chip 101 is provided with, the inductor chip 101 is described convex with being located at by the wiring on magnetic inductor circuit board
Main circuit on the main part B of font structure is connected, and the main circuit B output terminals are connected with oscillograph.It is also set up under main part B
There are clamping part C, clamping part C to be mounted on clamping head.This structure of magnetic inductor circuit board can will will only be sensed in measurement
Device chip is put in uniform magnetic field, by the wiring on circuit board by the pin of sensor chip with positioned at main part main circuit
Connection so that main circuit, so as to reduce the interference of the other elements of circuit board, improves the precision of measurement outside magnetic field.
As shown in figure 3, the clamping first 9 includes pedestal 91, the pedestal 91 is equipped with cross boss 92, the cross
Cruciform groove 93 is provided on type boss 92, the side of the cruciform groove 93 is equipped with screw hole 94.It, only need to be by magnetic during installation
In inductor circuit plate insertion cruciform groove, and magnetic inductor circuit board can be consolidated with holding screw cooperation screw hole
Fixed, cruciform groove designs the direction that can meet magnetic sensor chip different faces.
The application method of above-mentioned magnetic sensing probe caliberating device is as follows, comprises the following steps:
(1) size of c-type iron and the spacing of c-type iron gap are determined by magnetic simulation, DC voltage is led on coil,
The magnetic field in a direction is generated in c-type iron opening position, and causes the centre of c-type iron gap that there is uniform magnetic field;
(2) maximum leakage field field intensity during Magnetic Flux Leakage Inspecting is determined before measuring with gaussmeter, and according to the magnetic structure of detector
Design and the structure of probe arrangement, determine direction of the magnetic field compared with magnetic sensor chip face, gaussmeter are installed to fixation
On folder, magnetic sensor circuit plate is installed on clamping head;
(3) by adjusting the first three-dimensional trim holder, gaussmeter is moved to c-type iron opening position, magnetic field intensity is measured, passes through
It adjusts the second three-dimensional trim holder and the magnetic sensor chip on magnetic sensor circuit plate is put in into c-type iron gap, measure magnetic field size,
And maximum leakage field field intensity when electric current reaches normal Magnetic Flux Leakage Inspecting is stepped up, the linear relationship in record current and magnetic field.
It is noted that further including the step of eliminating remanent magnetism before the step (1), it is specially:It is measured in first time
When, first since zero current, ensure under zero current that magnetic field is zero to proceed by measurement again with gaussmeter, the magnetic when null-current measurement
Field is not zero, then preceding during measurement first to lead to the reversed electric current of certain time.Iron core generates after measurement every time can so be eliminated
Remanent magnetism disturbs, so as to improve measuring accuracy.
Claims (8)
1. a kind of magnetic sensing probe caliberating device, which is characterized in that including pedestal, fixed seat, institute are provided on the pedestal
It states and c-type iron is fixed in fixed seat, the c-type iron gap is wound with coil with respect to place;The one side of the pedestal is provided with first
Three-dimensional trim holder, opposite side are provided with the second three-dimensional trim holder;It is equipped with to fix Gauss on first three-dimensional trim holder
The geometrical clamp of meter is equipped with to install the clamping head of magnetic inductor circuit board on second three-dimensional trim holder;Described first
Three-dimensional trim holder can be adjusted the mobile probe for enabling gaussmeter on three axis and enter the c-type iron gap;It is described
Second three-dimensional trim holder can be adjusted on three axis the mobile magnetic inductor chip for enabling magnetic inductor circuit board into
Enter the c-type iron gap.
2. magnetic sensing probe caliberating device according to claim 1, which is characterized in that the fixed seat is using nonmetallic
Material is made.
3. magnetic sensing probe caliberating device according to claim 1, which is characterized in that the first three-dimensional trim holder bag
Include X-axis adjustment mechanism, Y-axis adjustment mechanism and Z axis adjustment mechanism;Y-axis adjustment mechanism is provided on the X-axis adjustment mechanism, is used
In the position of adjustment Y-axis adjustment mechanism in the X-axis direction;Z axis adjustment mechanism is provided on the Y-axis adjustment mechanism, for adjusting
The position of whole Z axis adjustment mechanism in the Y-axis direction;The geometrical clamp is provided on the Z axis adjustment mechanism, is equipped with for adjusting
The position of the geometrical clamp of gaussmeter in the Z-axis direction;The X-axis, Y-axis and Z axis are vertical two-by-two.
4. magnetic sensing probe caliberating device according to claim 3, which is characterized in that the X-axis adjustment mechanism includes
First adjusting screw and two positioning seats, what two positioning seats were mutually parallel is placed on the pedestal, and two positioning
The first slide bar is connected between seat, the first sliding block is provided on first slide bar, first adjusting screw passes through one
Root positioning seat is connected with the first sliding block;The Y-axis adjustment mechanism includes the second adjusting screw and the first fixed frame, and described first is solid
Determine frame to lie in a horizontal plane on the first sliding block, and the second slide bar is provided in the Y direction in the first fixed frame, second slide bar
On be provided with the second sliding block, second adjusting screw is connected through first fixed frame with second sliding block;The Z axis
Adjustment mechanism includes the 3rd adjusting screw and the second fixed frame, and second fixed frame is placed on vertically on the second sliding block, and the
The 3rd slide bar is provided in Z-direction in two fixed frames, the 3rd sliding block is provided on the 3rd slide bar, the described 3rd is adjusted
Screw is connected through second fixed frame with the 3rd sliding block, and the geometrical clamp is provided on the 3rd sliding block.
5. magnetic sensing probe caliberating device according to claim 1, which is characterized in that the second three-dimensional trim holder bag
Include X-axis adjustment mechanism, Y-axis adjustment mechanism and Z axis adjustment mechanism;Y-axis adjustment mechanism is provided on the X-axis adjustment mechanism, is used
In the position of adjustment Y-axis adjustment mechanism in the X-axis direction;Z axis adjustment mechanism is provided on the Y-axis adjustment mechanism, for adjusting
The position of whole Z axis adjustment mechanism in the Y-axis direction;The clamping head is provided on the Z axis adjustment mechanism, is equipped with for adjusting
The position of the clamping head of magnetic inductor circuit board in the Z-axis direction;The X-axis, Y-axis and Z axis are vertical two-by-two.
6. magnetic sensing probe caliberating device according to claim 5, which is characterized in that the X-axis adjustment mechanism includes
First adjusting screw and two positioning seats, what two positioning seats were mutually parallel is placed on the pedestal, and two positioning
The first slide bar is connected between seat, the first sliding block is provided on first slide bar, first adjusting screw passes through one
Root positioning seat is connected with the first sliding block;The Y-axis adjustment mechanism includes the second adjusting screw and the first fixed frame, and described first is solid
Determine frame to lie in a horizontal plane on the first sliding block, and the second slide bar is provided in the Y direction in the first fixed frame, second slide bar
On be provided with the second sliding block, second adjusting screw is connected through first fixed frame with second sliding block;The Z axis
Adjustment mechanism includes the 3rd adjusting screw and the second fixed frame, and second fixed frame is placed on vertically on the second sliding block, and the
The 3rd slide bar is provided in Z-direction in two fixed frames, the 3rd sliding block is provided on the 3rd slide bar, the described 3rd is adjusted
Screw is connected through second fixed frame with the 3rd sliding block, and the clamping head is provided on the 3rd sliding block.
7. magnetic sensing probe caliberating device according to claim 1, which is characterized in that the magnetic inductor circuit board is in
Convex structure is provided with magnetic inductor chip on the protrusion of the convex structure, and the magnetic inductor chip passes through magnetic
Wiring in inductor circuit plate is connected with the main circuit on the main part of the convex structure.
8. magnetic sensing probe caliberating device according to claim 1, which is characterized in that the clamping head includes pedestal,
The pedestal is equipped with cross boss, and cruciform groove, the side of the cruciform groove are provided on the cross boss
Face is equipped with screw hole.
Priority Applications (1)
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CN201721123983.3U CN207408344U (en) | 2017-09-04 | 2017-09-04 | A kind of magnetic sensing probe caliberating device |
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CN201721123983.3U CN207408344U (en) | 2017-09-04 | 2017-09-04 | A kind of magnetic sensing probe caliberating device |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114002799A (en) * | 2021-10-19 | 2022-02-01 | 之江实验室 | Optical adjusting frame with three-axis elastic structure |
CN117724028A (en) * | 2024-01-16 | 2024-03-19 | 哈尔滨工业大学 | Calibration system and calibration method for three-dimensional multi-point magnetic probe |
-
2017
- 2017-09-04 CN CN201721123983.3U patent/CN207408344U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114002799A (en) * | 2021-10-19 | 2022-02-01 | 之江实验室 | Optical adjusting frame with three-axis elastic structure |
CN114002799B (en) * | 2021-10-19 | 2024-02-13 | 之江实验室 | Triaxial elastic structure optical adjusting frame |
CN117724028A (en) * | 2024-01-16 | 2024-03-19 | 哈尔滨工业大学 | Calibration system and calibration method for three-dimensional multi-point magnetic probe |
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