CN107356980A - A kind of portable high-accuracy ground magnetic vector longitude and latitude magnetometer - Google Patents
A kind of portable high-accuracy ground magnetic vector longitude and latitude magnetometer Download PDFInfo
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- CN107356980A CN107356980A CN201710739644.6A CN201710739644A CN107356980A CN 107356980 A CN107356980 A CN 107356980A CN 201710739644 A CN201710739644 A CN 201710739644A CN 107356980 A CN107356980 A CN 107356980A
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- 239000000523 sample Substances 0.000 claims abstract description 47
- 230000003287 optical effect Effects 0.000 claims abstract description 29
- 230000005389 magnetism Effects 0.000 claims abstract description 16
- 239000000203 mixture Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 2
- 238000005259 measurement Methods 0.000 abstract description 18
- 238000000034 method Methods 0.000 description 4
- 230000000295 complement effect Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 230000005672 electromagnetic field Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000265 homogenisation Methods 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910052792 caesium Inorganic materials 0.000 description 1
- TVFDJXOCXUVLDH-UHFFFAOYSA-N caesium atom Chemical compound [Cs] TVFDJXOCXUVLDH-UHFFFAOYSA-N 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 230000005358 geomagnetic field Effects 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
- G01V3/40—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for measuring magnetic field characteristics of the earth
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C5/00—Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels
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- Environmental & Geological Engineering (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geophysics (AREA)
- Radar, Positioning & Navigation (AREA)
- Measuring Magnetic Variables (AREA)
Abstract
A kind of portable high-accuracy ground magnetic vector longitude and latitude magnetometer, including geomagnetic total field optical pumped magnetometer, geomagnetic total field optical pumped magnetometer is connected with earth magnetism vector observation platform, telescope holder is installed on earth magnetism vector observation platform, telescope is installed, power supply is connected with geomagnetic total field optical pumped magnetometer, and it is outside that coil group is enclosed on geomagnetic total field optical pumped magnetometer probe on telescope holder, probe is arranged on telescope holder positioned at the center of coil group, probe.It is an advantage of the invention that it can realize measurement, the positioning of geophysics measuring point and the measurement of elevation of ground magnetic vector simultaneously on an instrument.Meanwhile portable performance of the invention is good, its small volume is in light weight.
Description
Technical field
It is a kind of portable high-accuracy ground magnetic vector longitude and latitude magnetometer the present invention relates to geophysics geomagnetic field measuring.
Background technology
At present, the measurement of geomagnetic fieldvector is a kind of qualitative and quantitative interpretation best approach to magnetic.Applicant
Long-term researched and proposed compared with multi-scheme is have passed through in this field.Such as：Accurately magnetic vector measuring method and its device, ground
Magnetic vector field measurement method and its device etc..These measuring methods and device pass through using find to exist it is several for the use of deficiency:
Although these structures have larger compression to sexually revise than traditional last of the twelve Earthly Branches nurse hertz twin coil, measurement accuracy increases, exterior measuring out of office
Portability is greatly improved during amount, but still complex operation, and volume is larger, and measurement accuracy is impacted;Further, since earth thing
Reason field measurement is both needed to position plan-position and the elevation of geophysics measuring point, can only meet that earth magnetism is sweared in the structure of prior art
Measure the needs of positioning, it is impossible to meet the demand of positioning and the measurement of higher degree of geophysics measuring point, therefore, needed in actual job
The surveying instruments such as theodolite are equipped with to complete the measurement of the positioning of geophysics measuring point and elevation.This results in field work efficiency pole
Difficulty is improved a lot, and measurement accuracy is relatively inaccessible to precisely.
The content of the invention
Magnetic vector longitude and latitude magnetometer, it can solve the problem that existing skill it is an object of the invention to provide a kind of portable high-accuracy
The deficiency of art.
The present invention to achieve the above object, by the following technical programs：A kind of portable high-accuracy ground magnetic vector longitude and latitude magnetic
Power instrument, including geomagnetic total field optical pumped magnetometer, geomagnetic total field optical pumped magnetometer are connected with earth magnetism vector observation platform, ground magnetic vector
Telescope holder to be installed on observation platform, telescope is installed on telescope holder, power supply is connected with geomagnetic total field optical pumped magnetometer,
Coil group is enclosed on geomagnetic total field optical pumped magnetometer probe outside, and probe is arranged on telescope branch positioned at the center of coil group, probe
On frame, coil component is vertical coil group and horizontal coil group, and power supply provides DC current, described vertical coil for coil group
Respectively by 6 sizes are identical, coaxial coil arranged in parallel, series aiding connection forms, 6 vertical coils are equal for group and horizontal coil group
For circular coil, circular coil is enclosed on probe outside, and 6 horizontal coils are square coil, a short side position of square coil
In on the end face of probe, another short side of square coil is on another end face of probe, the long side position of square coil
In the outside of circular coil and parallel with the length direction of probe.Vertical coil radius is R, first coil A in coil group1With
Three-winding A2With the 5th loop A3Turn ratio be 3.4551667: 1.3477373 :1, first coil A1With the second loop A6
The number of turn it is identical, spacing 2c is 2.38786748R;Tertiary coil A2With the 4th loop A5The number of turn is identical, and spacing 2b is
1.07401394R;5th loop A3With the 6th loop A4The number of turn is identical, and spacing 2a is 0.32510610R.Horizontal coil short side side
Long 2d, length of long sides 2e, in 55mm< 2d < 75mm、140mm < 2e <In the range of 200mm, the 7th coil in coil group
B1With the 9th coil B2With the 11st coil B3Turn ratio be 4.4: 1.39 :1, the 7th coil B1With the 8th coil B6The number of turn
Identical, spacing 2j is 2.70956d-0.0204e;9th coil B2With the tenth coil B5The number of turn is identical, and spacing 2i is 1.12888d+
0.00074e;11st coil B3With the tenth two coil B4The number of turn is identical, and spacing 2h is 0.33844d+0.00022e.First coil
A1, tertiary coil A2With the 5th loop A3Between the number of turn be respectively 3 circles, 4 circles and 10 circles.7th coil B1, the 9th coil B2With
11 coil B3Between the number of turn be respectively 5 circles, 7 circles and 22 circles.Circular coil diameter is longer than probe diameter 3~4 millimeters, rectangular lines
Circle bond length is longer than circular coil diameter 3~4 millimeters, and the length of square coil long side is longer than probe length 3~4 millimeters.Visit
The diameter of head is 64mm, and length is 141mm, and 6 vertical coils are distributed up and down, and 6 vertical coil diameters are 68mm, wherein the
Five loop As3With the 6th loop A4The number of turn be 3 circles, spacing 11.06mm, tertiary coil A2With the 4th loop A5The number of turn it is equal
For 4 circles, spacing 36.52mm, first coil A1With the second loop A6The number of turn be 10 circles, spacing 81.19mm, 6 levels
The bond length of coil is 72mm, and long edge lengths are 145mm, the 11st coil B in coil3With the tenth two coil B4The number of turn it is equal
For 5 circles, spacing 12.20mm, the 9th coil B2With the tenth coil B5The number of turn be 7 circles, spacing 40.70mm, the 7th coil
B1With the 8th coil B6The number of turn be 22 circles, spacing 96.03mm.The diameter of probe is 63mm, and length is 160mm, and 6 hang down
Linear coil is distributed up and down, 6 a diameter of 66mm of vertical coil, wherein the 5th loop A3With the 6th loop A4The number of turn be 3 circles,
Spacing is 10.73mm, tertiary coil A2With the 4th loop A5The number of turn be 4 circles, spacing 35.44mm, first coil A1With
Two coil A6The number of turn be 10 circles, spacing 78.80mm, the bond length of 6 horizontal coils is 70mm, and long edge lengths are
164mm, the 11st coil B in coil3With the tenth two coil B4The number of turn be 5 circles, spacing 11.87mm, the 9th coil B2With
Tenth coil B5The number of turn be 7 circles, spacing 39.61mm, the 7th coil B1With the 8th coil B6The number of turn be 22 circles,
Away from for 93.00mm.The diameter of probe is 55mm, and length is 195mm, and 6 vertical coils are distributed up and down, 6 vertical coil diameters
For 58mm, wherein the 5th loop A3With the 6th loop A4The number of turn be 3 circles, spacing 9.43mm, tertiary coil A2With the 4th line
Enclose A5The number of turn be 4 circles, spacing 31.15mm, first coil A1With the second loop A6The number of turn be that 10 circles, spacing are
69.25mm, the bond lengths of 6 horizontal coils are 62mm, and long edge lengths are 198mm, the 11st coil B in coil3With the tenth
Two coil B4The number of turn be 5 circles, spacing 10.52mm, the 9th coil B2With the tenth coil B5The number of turn be that 7 circles, spacing are
35.08mm, the 7th coil B1With the 8th coil B6The number of turn be 22 circles, spacing 81.93mm.Power supply and geomagnetic total field optical pumping
Magnetometer is separately mounted on the supporting leg of tripod, and earth magnetism vector observation platform is installed on tripod, and probe is fixed on telescope
The centre of frame upper or the sidepiece for being fixed on telescope holder.
The advantage of the invention is that：It can realize that the measurement of ground magnetic vector, geophysics are surveyed simultaneously on an instrument
The positioning of point and the measurement of elevation.Meanwhile portable performance of the invention is good, its small volume is in light weight.Coil provided by the invention
Group can make the small coil that can provide magnetic field of high uniformity, reduce equipment instrument and improve measurement accuracy.The present invention provides
Technical scheme regulation in the measurements can reach flexible and stability is high, can make under instrument what geographical environment in office of the present invention
Keep level, so that measurement accuracy further reaches accurate state etc..
Brief description of the drawings
Accompanying drawing 1 is one of embodiment of the present invention structural representation；Accompanying drawing 2 is I portions mplifying structure schematic diagram in Fig. 1；Accompanying drawing 3
It is two structural representations of the embodiment of the present invention.
Embodiment
The solution of the present invention is further illustrated with the embodiment of the present invention, but the invention is not restricted to embodiment.
1 is tripod in figure, and 2 be fixed plate, and 6 be crossbeam, and 11 be probe, and 12 be horizontal coil group, and 13 be vertical coil
Group, 14 be geomagnetic total field optical pumped magnetometer, and 15 be power supply, and 18 be earth magnetism vector observation platform, A1It is first coil, A2It is the 3rd
Coil, A3It is the 5th coil, A4It is the 6th coil, A5It is the 4th coil, A6It is the second coil, B1It is the 7th coil, B2It is the 9th
Coil, B3It is the 11st coil, B4It is the tenth two coil, B5It is the tenth coil, B6It is the 8th coil.
Technical scheme provided by the invention is：A kind of portable high-accuracy ground magnetic vector longitude and latitude magnetometer, including earth magnetism are total
Field optical pumped magnetometer, geomagnetic total field optical pumped magnetometer are connected with earth magnetism vector observation platform, installed on earth magnetism vector observation platform
Telescope holder, telescope is installed on telescope holder, power supply is connected with geomagnetic total field optical pumped magnetometer, and coil group is enclosed on earth magnetism
Resultant field optical pumped magnetometer probe is outside, and probe is arranged on telescope holder positioned at the center of coil group, probe, and coil component is
Vertical coil group and horizontal coil group, power supply provide DC current, described vertical coil group and horizontal coil group for coil group
Respectively by 6 sizes are identical, coaxial coil arranged in parallel, series aiding connection forms, 6 vertical coils are circular coil, circle
Shape coil is enclosed on probe outside, and 6 horizontal coils are square coil, and a short side of square coil is positioned at the end face popped one's head in
On, for another short side of square coil on another end face of probe, the long side of square coil is located at the outer of circular coil
Side is simultaneously parallel with the length direction of probe.Geomagnetic total field optical pumped magnetometer described in said structure of the present invention is existing structure,
The earth magnetism of superposition coil uniform magnetic field can be measured respectively under coil energization plus double electric and not powered three kinds of states using it
Field scalar, and then calculate geomagnetic fieldvector.The coil that the present invention installs on geomagnetic total field optical pumped magnetometer probe is specific
The high-precision uniform magnetic field coil of design.Each coil size, the number of turn and coil-span in vertical coil group and horizontal coil group
Obtained using accurate calculate.The geomagnetic total field optical pumped magnetometer trade name helium light pump magnetic apparatus, potassium optical pumped magnetometer, caesium
The optical pumped magnetometers such as optical pumped magnetometer.
Earth magnetism vector observation platform described in said structure of the present invention, may be selected to remove after magnetic flux door part without magnetic compass
Latitude instrument or the plain transit replacement for replacing steel material.
Circular coil diameter of the present invention is longer than probe diameter 3~4 millimeters, and square coil bond length compares round wire
Loop diameter grows 3~4 millimeters, and the length of square coil long side is longer than probe length 3~4 millimeters.
Coil of the present invention is particular design：Vertical coil radius is R, first coil A in coil group1With the 3rd
Loop A2With the 5th loop A3Turn ratio be 3.4551667: 1.3477373 :1, first coil A1With the second loop A6's
The number of turn is identical, and spacing 2c is 2.38786748R;Tertiary coil A2With the 4th loop A5The number of turn is identical, and spacing 2b is
1.07401394R;5th loop A3With the 6th loop A4The number of turn is identical, and spacing 2a is 0.32510610R；Horizontal line in coil group
Length of short sides 2d, length of long sides 2e are enclosed, in 55mm< 2d < 75mm、140mm < 2e <In the range of 200mm, the 7th coil
B1With the 9th coil B2With the 11st coil B3Turn ratio be 4.4: 1.39 :1, the 7th coil B1With the 8th coil B6The number of turn
Identical, spacing 2j is 2.70956d-0.0204e;9th coil B2With the tenth coil B5The number of turn is identical, and spacing 2i is 1.12888d+
0.00074e;11st coil B3With the tenth two coil B4The number of turn is identical, and spacing 2h is 0.33844d+0.00022e.Above-mentioned coil
The special value of spacing, the number of turn when square coil, can make coil make reduced size, make to produce in coil group high on a large scale
The magnetic field of the uniformity, the measurement of ground magnetic vector is reached very high precision, and the measurement range of elevation can be made wider.
Further design is the present invention：First coil A1, tertiary coil A2With the 5th loop A3Between the number of turn difference
For 3 circles, 4 circles and 10 circles.
Design of the invention further is：7th coil B1, the 9th coil B2With the 11st coil B3Between the number of turn
Respectively 5 circles, 7 circles and 22 circles.
According to Theory of Electromagnetic Field, if the radius of circular coil is R, the 5th loop A3With the 6th loop A4The number of turn be w,
One loop A1With the 5th loop A3Turn ratio and the second loop A6With the 6th loop A4Turn ratio be m1, tertiary coil A2With
5th loop A3Turn ratio and the 4th loop A5With the 6th loop A4Turn ratio be n1, the 5th loop A3With the 6th loop A4
Spacing be 2a, tertiary coil A2With the 4th loop A5Spacing be 2b, first coil A1With the second loop A6Spacing be 2c,
Electric current is I, and 6 vertical coil combination calculating formulas of magnetic-field component on axis are：
Bx =μ0*R^2*I*w*(1/(R^2+(a-X)^2)^(3/2)+1/(R^2+(a+X)^2)^(3/2)
+ n1/(R^2+(b-X)^2)^(3/2)+ n1/(R^2+(b+X)^2)^(3/2)
+ m1/(R^2+(c-X)^2)^(3/2)+ m1/(R^2+(c+X)^2)^(3/2))/2
μ in formula0=4 π × 10- 7H/m, it is space permeability；R, w, I are the constant of determination；a、b、c、m1、n1Join for design
Number；A is the 5th loop A3With the 6th loop A4Spacing 2a half spacing；B is tertiary coil A2With the 4th loop A5Spacing 2b's
Half spacing；C is first coil A1With the second loop A6Spacing 2c half spacing；X is a little to coil group center O's on axle
Distance, it is independent variable.
The vertical coil number of turn and spacing determine by the following method：It is former in coordinate to X each even number order derivative in above formula
When point is equal to zero, the magnetic field inside coil group is most uniform.It is a small amount of to ignore high-order so that 2,4,6,8,10 order derivatives are former in coordinate
When point is equal to zero, the magnetic field inside coil group has had sufficiently high degree of homogenization, can meet optical pumped magnetometer pair well
The requirement of the complementary field uniformity.Above-mentioned all-order derivative is asked for, and then determines 2a, 2b, 2c, m between each coil1、n1Mutually close
System is as follows：
2a is 0.32510610R;
2b is 1.07401394R;
2c is 2.38786748R;
m1For 3.4551667;
n1For 1.3477373.
According to Theory of Electromagnetic Field, if rectangular horizontal coil length of short sides 2d, length of long sides 2e, 6 Coil Coaxials are arranged in parallel,
7th coil B1With the 8th coil B6The number of turn is identical, the 9th coil B2With the tenth coil B5The number of turn is identical, the 11st coil B3With
Ten two coil B4The number of turn is identical, coil turn w.7th coil B1With the 11st coil B3Turn ratio m2, the 9th coil B2With
11 coil B3Turn ratio n2, the 11st coil B3With the tenth two coil B4Spacing 2h, the 9th coil B2With the tenth coil B5Spacing
2i, the 7th coil B1With the 8th coil B6Spacing 2j, the horizontal coil group of 6 coaxial square coil compositions are divided in magnetic field on axis
The calculation formula of amount is：
B1=μ0* I * w * d * e * (
1/((e^2+d^2+(h-z)^2)^(1/2))*(1/(d^2+(h-z)^2)+1/(e^2+(h-z)^2))
+ n2/((e^2+d^2+(i-z)^2)^(1/2))*(1/(d^2+(i-z)^2)+1/(e^2+(i-z)^2))
+ m2/((e^2+d^2+(j-z)^2)^(1/2))*(1/(d^2+(j-z)^2)+1/(e^2+(j-z)^2))
+1/((e^2+d^2+(h+z)^2)^(1/2))*(1/(d^2+(h+z)^2)+1/(e^2+(h+z)^2))
+ n2/((e^2+d^2+(i+z)^2)^(1/2))*(1/(d^2+(i+z)^2)+1/(e^2+(i+z)^2))
+ m2/((e^2+d^2+(j+z)^2)^(1/2))*(1/(d^2+(j+z)^2)+1/(e^2+(j+z)^2)))/π
μ in formula0=4 π × 10- 7H/m, it is space permeability；I is the electric current for flowing through coil；W, I, 2d, 2e are the normal of determination
Amount；h、i、j、m2、n2For design parameter；H is the 11st coil B3With the tenth two coil B4Spacing 2h half spacing；I is the 9th
Coil B2With the tenth coil B5Spacing 2i half spacing；J is the 7th coil B1With the 8th coil B6Spacing 2j half spacing；e
For the square coil length of long sides 2e half length of side；D is the square coil length of short sides 2d half length of side；Z is a little to be arrived on axle
Coil group center O distance, it is independent variable.
The horizontal coil number of turn and spacing determine by the following method：Zero is equal to Z each even number order derivative in above formula
When, the magnetic field inside coil group is most uniform, and it is a small amount of to ignore high-order, when 2,4,6,8,10 order derivatives are equal to zero, in coil group
The magnetic field in portion has sufficiently high degree of homogenization, can meet requirement of the optical pumped magnetometer to the complementary field uniformity well.
Above-mentioned all-order derivative is asked for, and then determines 2h, 2i, 2j, m between each coil2、n2Correlation is as follows, the scope of application：55mm<
2d<75mm、140mm<2e<200mm：
2h is 0.33844d+0.00022e;
2i is 1.12888d+0.00074e;
2j is 2.70956d-0.0204e;
m2For 4.4;
n2For 1.39;
From such scheme, the turn ratio between spacing and each square coil inside coil group between each coil is and line
Enclose size（Radius or the length of side）It is relevant.Each parameter of coil group is specific as follows：
1st, circular coil group：
Appropriate coil radius R is chosen according to the principle slightly larger than probe diameter, is selected according to the required homogeneous field strength established
Alignment circle group most inner side two coils be：5th loop A3With the 6th loop A4Number of turn w, according to relational expression：
2a is 0.32510610R;
2b is 1.07401394R;
2c is 2.38786748R;
m1For 3.4551667;
n1For 1.3477373;
Determine the 5th loop A3With the 6th loop A4Spacing 2a, tertiary coil A2With the 4th loop A5Spacing 2b, first coil
A1With the second loop A6Spacing 2c, first coil A1With the second loop A6Number of turn m1W, tertiary coil A2With the 4th loop A5's
Number of turn n1w。
I.e.：Two loop As of circular coil the 5th of inner side3With the 6th loop A4Spacing 2a be 0.3251061R；Secondary out conductor
Enclose tertiary coil A2With the loop A of inner coil the 5th3Turn ratio n1For 1.3477373, secondary two coil tertiary coil A in outside2
With the 4th loop A5The number of turn be 1.3477373w, tertiary coil A2With the 4th loop A5Spacing 2b be 1.07401394R；Most
Outer coil first coil A1With the loop A of inner coil the 5th3Turn ratio m1For 3.4551667, outermost two coils
One loop A1, the second loop A6The number of turn be 3.4551667w, first coil A1With the second loop A6Spacing 2c be
2.38786748R。
2nd, square coil group：
Coil length of short sides 2d, length of long sides 2e are first determined according to the principle slightly larger than probe length and the diameter of circular coil group,
Most inner coil, i.e. the 11st coil B are selected according to the homogeneous field strength of required foundation3With the tenth two coil B4Number of turn w,
Suitable for common optical pumped magnetometer probe scope 55mm<2d<75mm、140mm<2e<In 200mm, according to relational expression：
2h is 0.33844d+0.00022e;
2i is 1.12888d+0.00074e;
2j is 2.70956d-0.0204e;
m2For 4.4;
n2For 1.39;
Determine the 11st coil B3With the tenth two coil B4Spacing 2h, the 9th coil B2With the tenth coil B5Spacing 2i, the 7th
Coil B1With the 8th coil B6Spacing 2j, the 7th coil B1With the 8th coil B6Number of turn m2W, the 9th coil B2With the tenth coil
B5Number of turn n2w。
I.e.：Two coil B of square coil the 11st of inner side3With the tenth two coil B4Spacing 2h be 0.33844d+
0.00022e；The secondary coil B of outer coil the 9th2With the coil B of inner coil the 11st3Turn ratio n2For 1.39, secondary two, outside
The coil B of coil the 9th2With the tenth coil B5The number of turn be 1.39w, secondary two coil B of coil the 9th in outside2With the tenth two coil B5
Spacing 2i be 1.12888d+0.00074e；The coil B of outermost lateral coil the 7th1With the coil B of inner coil the 11st3Turn ratio
m2For 4.4, outermost two coils the 7th coil B1, the 8th coil B6The number of turn be 4.4w, two lines of coil the 7th of outermost
Enclose B1With the 8th coil B6Spacing 2j be 2.70956d-0.0204e.
The further preferred scheme of the present invention is：Circular coil group coil diameter is 58~68mm, most two coils of inner side
5th loop A3With the 6th loop A4Spacing 2a is 9.43 ~ 11.06mm, two coil tertiary coil A in secondary outside2With the 4th line
Enclose A5Spacing 2b is 31.15 ~ 6.52mm, outermost two coil first coils A1With the second loop A6Spacing 2c be 69.25 ~
81.19mm first coil A1, tertiary coil A2With the 5th loop A3Between the number of turn be respectively 3 circles, 4 circles and 10 circles.Preferable square
Shape coil length of short sides is 62~72mm, and length of long sides is 145~198mm, most two coil B of coil the 11st of inner side3With
Tenth two coil B4Spacing 2h is 10.52~12.20mm, two coil B of coil the 9th in secondary outside2With the tenth coil B5Spacing
2i is 35.08~40.70mm, outermost two coils the 7th coil B1With the 8th coil B6Spacing 2j be 81.93~
96.03mm, the 7th coil B1, the 9th coil B2With the 11st coil B3Between the number of turn be respectively 5 circles, 7 circles and 22 circles.
Vertical coil group and horizontal coil group of the present invention are respectively symmetrical by 6, and size is identical, is parallel to each other, line
The circle number of turn coaxial coil different with spacing is equidirectional to be composed in series, and each hub of a spool point line is each perpendicular to respective coil and put down
Face.
The preferred scheme of the present invention is as follows：
One of preferred scheme provided by the invention：The diameter of probe is 64mm, and length is 141mm, and 6 vertical coils are divided up and down
Cloth, 6 vertical coil diameters are 68mm, wherein the 5th loop A3With the 6th loop A4The number of turn be that 3 circles, spacing are
11.06mm tertiary coil A2With the 4th loop A5The number of turn be 4 circles, spacing 36.52mm, first coil A1With the second coil
A6The number of turn be 10 circles, spacing 81.19mm, the bond length of 6 horizontal coils is 72mm, and long edge lengths are 145mm, line
11st coil B in circle3With the tenth two coil B4The number of turn be 5 circles, spacing 12.20mm, the 9th coil B2With the tenth coil
B5The number of turn be 7 circles, spacing 40.70mm, the 7th coil B1With the 8th coil B6The number of turn be that 22 circles, spacing are
96.03mm, the probe for being cased with coil are vertically installed in the middle part of the crossbeam above telescope holder.
The two of preferred scheme provided by the invention：The diameter of probe is 63mm, and length is 160mm, above and below 6 vertical coils
Distribution, 6 a diameter of 66mm of vertical coil, wherein the 5th loop A3With the 6th loop A4The number of turn be that 3 circles, spacing are
10.73mm tertiary coil A2With the 4th loop A5The number of turn be 4 circles, spacing 35.44mm, first coil A1With the second coil
A6The number of turn be 10 circles, spacing 78.80mm, the bond lengths of 6 horizontal coils is 70mm, and long edge lengths are 164mm, line
11st coil B in circle3With the tenth two coil B4The number of turn be 5 circles, spacing 11.87mm, the 9th coil B2With the tenth coil
B5The number of turn be 7 circles, spacing 39.61mm, the 7th coil B1With the 8th coil B6The number of turn be that 22 circles, spacing are
93.00mm, the probe for being cased with coil are vertically installed in the middle part of the crossbeam above telescope holder.
The three of preferred scheme provided by the invention：The diameter of probe is 55mm, and length is 195mm, above and below 6 vertical coils
Distribution, 6 a diameter of 58mm of vertical coil, wherein the 5th loop A3With the 6th loop A4The number of turn be that 3 circles, spacing are
9.43mm, tertiary coil A2With the 4th loop A5The number of turn be 4 circles, spacing 31.15mm, first coil A1With the second coil
A6The number of turn be 10 circles, spacing 69.25mm, the bond lengths of 6 horizontal coils is 62mm, and long edge lengths are 198mm, line
11st coil B in circle3With the tenth two coil B4The number of turn be 5 circles, spacing 10.52mm, the 9th coil B2With the tenth coil
B5The number of turn be 7 circles, spacing 35.08mm, the 7th coil B1With the 8th coil B6The number of turn be that 22 circles, spacing are
81.93mm, the probe for being cased with coil are vertically installed at the side of telescope holder.
It is provided by the invention further scheme be：Power supply and geomagnetic total field optical pumped magnetometer are separately mounted to the branch of tripod
On leg, earth magnetism vector observation platform is installed on tripod, probe is fixed on the centre of telescope holder or is fixed on and looks in the distance
The sidepiece of mirror support.The specific installation distribution of various structures, can make the present invention reach small volume, be easy to carry, easy to use, soon
Victory measurement reaches measurement accuracy height and other effects.
The distribution for the coil being made up of small coil group vertically and horizontally that the present invention uses is as shown in Figure 2.
The non-detailed description of the present invention is known technology.
Claims (10)
- A kind of 1. portable high-accuracy ground magnetic vector longitude and latitude magnetometer, it is characterised in that：Including geomagnetic total field optical pumped magnetometer, ground Magnetic resultant field optical pumped magnetometer is connected with earth magnetism vector observation platform, installs telescope holder on earth magnetism vector observation platform, looks in the distance Telescope is installed, power supply is connected with geomagnetic total field optical pumped magnetometer, and coil group is enclosed on geomagnetic total field optical pumped magnetometer on mirror support Probe is outside, and probe is arranged on telescope holder positioned at the center of coil group, probe, and coil component is vertical coil group and water Flat coil group, power supply provide DC current for coil group, and described vertical coil group and horizontal coil group are respectively by 6 size phases Same, coaxial coil composition arranged in parallel, series aiding connection, 6 vertical coils are circular coil, and it is outer that circular coil is enclosed on probe Side, 6 horizontal coils are square coil, a short side of square coil on the end face of probe, square coil it is another One short side on another end face of probe, the long side of square coil be located at the outside of circular coil and with the length of probe Direction is parallel.
- A kind of 2. portable high-accuracy according to claim 1 ground magnetic vector longitude and latitude magnetometer, it is characterised in that：Vertical line Circle radius is R, first coil A in coil group1With tertiary coil A2With the 5th loop A3Turn ratio be 3.4551667: 1.3477373 :1, first coil A1With the second loop A6The number of turn it is identical, spacing 2c is 2.38786748R;Tertiary coil A2 With the 4th loop A5The number of turn is identical, and spacing 2b is 1.07401394R;5th loop A3With the 6th loop A4The number of turn is identical, spacing 2a For 0.32510610R.
- A kind of 3. portable high-accuracy according to claim 1 or 2 ground magnetic vector longitude and latitude magnetometer, it is characterised in that：Water Flat coil length of short sides 2d, length of long sides 2e, in 55mm< 2d < 75mm、140mm < 2e <In the range of 200mm, coil 7th coil B in group1With the 9th coil B2With the 11st coil B3Turn ratio be 4.4: 1.39 :1, the 7th coil B1With 8th coil B6The number of turn is identical, and spacing 2j is 2.70956d-0.0204e;9th coil B2With the tenth coil B5The number of turn is identical, It is 1.12888d+0.00074e away from 2i;11st coil B3With the tenth two coil B4The number of turn is identical, and spacing 2h is 0.33844d+ 0.00022e。
- A kind of 4. portable high-accuracy according to claim 2 ground magnetic vector longitude and latitude magnetometer, it is characterised in that：First Line Enclose A1, tertiary coil A2With the 5th loop A3Between the number of turn be respectively 3 circles, 4 circles and 10 circles.
- A kind of 5. portable high-accuracy according to claim 3 ground magnetic vector longitude and latitude magnetometer, it is characterised in that：7th line Enclose B1, the 9th coil B2With the 11st coil B3Between the number of turn be respectively 5 circles, 7 circles and 22 circles.
- A kind of 6. portable high-accuracy according to claim 3 ground magnetic vector longitude and latitude magnetometer, it is characterised in that：Round wire Loop diameter is longer than probe diameter 3~4 millimeters, and square coil bond length is longer than circular coil diameter 3~4 millimeters, square coil The length of long side is longer than probe length 3~4 millimeters.
- A kind of 7. portable high-accuracy according to claim 3 ground magnetic vector longitude and latitude magnetometer, it is characterised in that：Probe Diameter is 64mm, and length is 141mm, and 6 vertical coils are distributed up and down, and 6 vertical coil diameters are 68mm, wherein the 5th line Enclose A3With the 6th loop A4The number of turn be 3 circles, spacing 11.06mm, tertiary coil A2With the 4th loop A5The number of turn be 4 Circle, spacing 36.52mm, first coil A1With the second loop A6The number of turn be 10 circles, spacing 81.19mm, 6 horizontal lines The bond length of circle is 72mm, and long edge lengths are 145mm, the 11st coil B in coil3With the tenth two coil B4The number of turn be 5 Circle, spacing 12.20mm, the 9th coil B2With the tenth coil B5The number of turn be 7 circles, spacing 40.70mm, the 7th coil B1 With the 8th coil B6The number of turn be 22 circles, spacing 96.03mm.
- A kind of 8. portable high-accuracy according to claim 3 ground magnetic vector longitude and latitude magnetometer, it is characterised in that:Probe Diameter is 63mm, and length is 160mm, and 6 vertical coils are distributed up and down, 6 a diameter of 66mm of vertical coil, wherein the 5th coil A3With the 6th loop A4The number of turn be 3 circles, spacing 10.73mm, tertiary coil A2With the 4th loop A5The number of turn be 4 circles, Spacing is 35.44mm, first coil A1With the second loop A6The number of turn be 10 circles, spacing 78.80mm, 6 horizontal coils Bond length is 70mm, and long edge lengths are 164mm, the 11st coil B in coil3With the tenth two coil B4The number of turn be 5 circles, Spacing is 11.87mm, the 9th coil B2With the tenth coil B5The number of turn be 7 circles, spacing 39.61mm, the 7th coil B1With Eight coil B6The number of turn be 22 circles, spacing 93.00mm.
- A kind of 9. portable high-accuracy according to claim 3 ground magnetic vector longitude and latitude magnetometer, it is characterised in that：Probe Diameter is 55mm, and length is 195mm, and 6 vertical coils are distributed up and down, 6 a diameter of 58mm of vertical coil, wherein the 5th coil A3With the 6th loop A4The number of turn be 3 circles, spacing 9.43mm, tertiary coil A2With the 4th loop A5The number of turn be 4 circles, Spacing is 31.15mm, first coil A1With the second loop A6The number of turn be 10 circles, spacing 69.25mm, 6 horizontal coils Bond length is 62mm, and long edge lengths are 198mm, the 11st coil B in coil3With the tenth two coil B4The number of turn be 5 circles, Spacing is 10.52mm, the 9th coil B2With the tenth coil B5The number of turn be 7 circles, spacing 35.08mm, the 7th coil B1With Eight coil B6The number of turn be 22 circles, spacing 81.93mm.
- A kind of 10. portable high-accuracy according to claim 1 ground magnetic vector longitude and latitude magnetometer, it is characterised in that：Power supply It is separately mounted to geomagnetic total field optical pumped magnetometer on the supporting leg of tripod, earth magnetism vector observation platform is installed on tripod, is visited Head is fixed on the centre of telescope holder upper cross-beam or is fixed on the sidepiece of telescope holder.
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