CN102156269A - Automation magnetic susceptibility instrument capable of measuring long core, measurement method and placing support thereof - Google Patents
Automation magnetic susceptibility instrument capable of measuring long core, measurement method and placing support thereof Download PDFInfo
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- CN102156269A CN102156269A CN2011100537554A CN201110053755A CN102156269A CN 102156269 A CN102156269 A CN 102156269A CN 2011100537554 A CN2011100537554 A CN 2011100537554A CN 201110053755 A CN201110053755 A CN 201110053755A CN 102156269 A CN102156269 A CN 102156269A
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Abstract
The invention relates to an automation magnetic susceptibility instrument capable of measuring a long core sample, comprising a gate-type probe (20), a magnetic susceptibility instrument (24) and a chain transmission device, wherein one standard sample or multiple standard samples can be placed on the chain transmission device, or provided with a long core sample; all the samples can pass through the gate-type probe (20) in sequence; a measured sample magnetic susceptibility signal or multiple measured sample magnetic susceptibility signals is/are transmitted to the magnetic susceptibility instrument (24) by the gate-type probe (20) to be processed to obtain data collection. In the invention, the chain transmission device is adopted for measuring the standard samples or the long core samples in batch, thereby reducing the influence of experimental error caused by personal factors; meanwhile, because of the introduction of the chain transmission device, the laboratory technicians are liberated from the boring and complicated measurement, the working intensity of the laboratory technicians is reduced greatly and the working efficiency is improved.
Description
Technical field
The present invention relates to a kind of robotization magnetization rate instrument that can measure long core rock sample or single rock sample, can be in archaeomagnetism, rock magnetism, a large amount of laboratory sample fields of measurement of environment magnetic are widely used.
Background technology
Magnetic susceptibility is represented the complexity that is magnetized under the effect of material outside magnetic field, and it is a value that does not have dimension. the magnetic susceptibility of material is measured, is analyzed, and is often used in research fields such as quaternary geology, archaeology, soil.In Environmental Studies problems such as city environmental pollution investigation, the heavy metal pollution investigation of water channel lake, paleoenvironment transition, magnetic susceptibility is a very valuable analytical parameters at present.By the analysis of magnetic susceptibility, the reflection pollution situation that can be indirect and the variation of environment.
In recent years, domestic general magnetic susceptibility meter is the pause MS-2 type magnetic susceptibility meter of company of Britain Bahrain.It is made up of the probe of magnetic susceptibility read table and a series of multi-purpose measured soil and rock susceptibility, can be applicable to field or laboratory, purposes comprises geology and soil investigation, archaeomagnetism, archaeology is reconnoitred, paleoclimate research, hydrology, sedimentology, core profile survey or correlation research and magnetic proximate analysis.In archeological researches, this system is mainly used in and detects because mankind's activity mainly is the phenomenon that strengthens with the magnetic susceptibility that fire is caused.This measurement is nondestructive, and uses low frequency magnetic field not influenced by the electric conductivity of sample to guarantee measurement result.Probe has temperature compensation function, the drift that produces when reducing to measure.Be placed in when specimen material under the 100 μ T low frequency alternating magnetic fields influence of probe generation, the variation on the frequency has just taken place.This variation is scaled a magnetic susceptibility value, according to selection, with SI or cgs unit digitized representations.Diamagnetism value (negative) also can be measured.This instrument uses internal battery, can charge from primary power or automobile power source socket, also has battery status demonstration and charging indication.Button or its toggle switch can be used for making zero or measuring.Range selector can increase a decimal place resolution, but Measuring Time also increases thereupon.There is a serial ports to can be used for computer control and data transmission.The switch that is positioned at the instrument rear panel is used to select suitable communications protocol.All switches or socket all adopt the encapsulation of environmentally friendly.
As shown in Figure 1, the pause MS-2 type magnetic susceptibility meter of company of Britain Bahrain mainly comprises MS2 type magnetic susceptibility meter 10 and subsidiary MS2B double frequency probe 11 thereof, MS2B double frequency probe is a box body, offer specimen material putting hole 12 on it, long core sample need be placed in the specimen material putting hole 12 during measurement and measure respectively successively.Through using for a long time, MS-2 type magnetic susceptibility meter has been finished the quality of standard archeo magnetism sample in a large amount of rocks and the research of mineral magnetics or the accurate measurement of volume susceptibility.But, in use, find that this instrument still has many limitation, specifically is:
(1) existing instrument can only carry out the single measurement of sample, takes out after promptly needing all sample to be put into probe measurement, like this because user's skill level and the different personal errors that can cause the specimen data of the conscientious degree of use at every turn again.
(2) a large amount of work that repeat have also increased experimenter's workload, have reduced work efficiency.
(3) existing instrument can only be finished small-sized right cylinder because MS2B double frequency probe is a box body, the measurement of cube sample, and can't finish the measurement of the long core sample of strip of one meter left and right sides length.
Summary of the invention
The present invention has designed and has a kind ofly surveyed robotization magnetization rate instrument, the measuring method of long core and lay support, and the technical matters of its solution is:
(1) existing instrument can only carry out the single measurement of sample, takes out after promptly needing all sample to be put into probe measurement, like this because user's skill level and the different personal errors that can cause the specimen data of the conscientious degree of use at every turn again.
(2) a large amount of work that repeat have also increased experimenter's workload, have reduced work efficiency.
(3) existing instrument can only be finished small-sized right cylinder because MS2B double frequency probe is a box body, the measurement of cube sample, and can't finish the measurement of long core sample.
In order to solve the technical matters of above-mentioned existence, the present invention has adopted following scheme:
A kind of robotization magnetization rate instrument of surveying long core, comprise gate-type probe (20), magnetic susceptibility meter (24) and chain conveyer, the one or more long core sample of placing on the described chain conveyer passes described gate-type probe (20) successively, and described gate-type probe (20) will record one or more long core sample magnetic susceptibility data and be sent to described magnetic susceptibility meter (24) collection.
Further, described chain conveyer comprises transmission chain (21), sprocket wheel (22), travelling belt and stepper motor (23), described travelling belt is fixed on the described transmission chain (21), by driving described sprocket wheel (22) rotation described transmission chain (21) and described travelling belt are moved at described stepper motor (23), described transmission chain (21) and described travelling belt pass described gate-type probe (20).
Further, described transmission chain (21) is nonmagnetic chain.
Further, also comprise a control terminal, a port of described control terminal is used to control described magnetic susceptibility meter (24) and measures the measurement spacing and the measurement number of times of each long core sample or standard model and receive long core sample or the standard model magnetic susceptibility data that described magnetic susceptibility meter (24) transmits; The unlatching that the another port of described control terminal is used to control described chain conveyer stops traffic direction and the speed with described transmission chain (21).
Further, described control terminal is a computing machine (25).
A kind of measuring method of surveying the robotization magnetization rate instrument of long core may further comprise the steps:
Step 1: the user is provided with the relevant parameter of measuring long core sample on described computing machine (25), comprises the quantity of measurement standard sample, the measurement number of times of each standard model and the measurement spacing of standard model; Or the measurement number of times of the measurement spacing of long core sample and each measurement point;
Step 2: after accomplishing the setting up, the computing machine transfer instruction is controlled described stepper motor (23), and described stepper motor (23) will long core sample moves to the perform region of described gate-type probe (20) by nonmagnetic transmission chain (21) and travelling belt;
Step 3: described computing machine (25) is according to the parameter of input in the step 1, and being calculated by program need be to the instruction code of described magnetic susceptibility meter (24) input, and described gate-type probe (20) was measured background value magnetic susceptibility earlier before measuring each long core sample:
X Background magnetic susceptibility, measure each long core sample magnetic susceptibility then:
X Long core sample magnetic susceptibility,
Described computing machine (25) is according to calculating each long core sample magnetic susceptibility actual value: X=
X Long core sample magnetic susceptibility-
X Background magnetic susceptibility
Further, whenever after measuring the magnetic susceptibility of a long core sample, when described gate-type probe (20) is measured background value once more and whether is produced drift with testing instruments, as taking place if drift, can survey long core robotization magnetization rate instrument will report to the police automatically, prevent that inaccurate data from going on record.
A kind of support of laying is used for placing and can surveys long core robotization magnetization rate instrument, and described material of laying rack body all adopts nonmagnetic wood.
Further, comprise first step (30) and second step (31), the vertical height of described first step (30) is higher than described second step (31), goes up at described first step (30) and places described gate-type probe (20); Described second step (31) is placed long core sample to be measured.
This can be surveyed long core robotization magnetization rate instrument, measuring method and lay support has following beneficial effect:
(1) the present invention is owing to adopt the chain conveyer to measure the long core sample of measuring in enormous quantities.Reduced the influence that human factor causes experimental error; Simultaneously,, significantly reduced laboratory technician's working strength from original uninteresting complicated measurement, improved work efficiency because the introduction of chain conveyer also makes the laboratory technician free.
(2) the present invention uses the gate-type probe not only can measure long core sample owing to adopting the chain conveyer to transmit on the basis of a large amount of long core samples, changed existing probe, and measurable sample type has been had significantly to be increased.
(3) the present invention is owing to be connected magnetic susceptibility meter with computing machine, the functions such as data processing, demonstration and storage that various product are measured have been increased, the operability of instrument and the accuracy of measurement have been enriched in also may command chain conveyer and magnetic susceptibility meter collaborative work.
Description of drawings
Fig. 1: the schematic perspective view of existing MS2 type magnetic susceptibility meter;
Fig. 2: the present invention can survey the structural representation of long core robotization magnetization rate instrument;
Fig. 3: the present invention can survey the fundamental diagram of long core robotization magnetization rate instrument;
Fig. 4: what the present invention can survey long core robotization magnetization rate instrument lays the support schematic perspective view.
Description of reference numerals:
10-MS2 type magnetic susceptibility meter; 11-MS2B double frequency probe; 12-specimen material putting hole;
20-gate-type probe; 21-transmission chain; 22-sprocket wheel; 23-stepper motor; 24-magnetic susceptibility meter; 25-computing machine;
30-first step; 31-second step.
Embodiment
Below in conjunction with Fig. 2 to Fig. 4, the present invention will be further described:
As shown in Figure 2, a kind of robotization magnetization rate instrument of surveying long core sample, comprise gate-type probe 20, magnetic susceptibility meter 24 and chain conveyer, place one or more standard models on the chain conveyer, perhaps place long core sample, various samples all can pass gate-type probe 20 successively, and gate-type probe 20 will record one or more sample magnetic susceptibility signals and be sent to magnetic susceptibility meter 24 and obtain data aggregation after treatment.
Described chain conveyer comprises transmission chain 21, sprocket wheel 22, travelling belt and stepper motor 23, travelling belt is fixed on the transmission chain 21, by drive sprocket 22 rotations transmission chain 21 and travelling belt are moved at stepper motor 23, transmission chain 21 and travelling belt pass gate-type probe 20.In order to reduce the magnetic interference to measured value, transmission chain 21 is nonmagnetic chain.Wherein, the motion of stepper motor 23 drives sprocket wheel 22, and transmission chain 21 rotates the automatic transmission sample of finishing travelling belt, and software is controlled magnetic susceptibility meter simultaneously the long core sample that is sent to probe is measured, thereby finishes the large batch of sample measurement of robotization.For long core sample, use the spacing of step motor control measurement point, realize that the long core sample of any measurement point spacing is measured.
Also comprise a control terminal, a port of described control terminal is used to control described magnetic susceptibility meter 24 and measures the measurement spacing and the measurement number of times of each long core sample or standard model and receive long core sample or the standard model magnetic susceptibility data that magnetic susceptibility meter 24 transmits; The unlatching that the another port of control terminal is used to control the chain conveyer stops traffic direction and the speed with transmission chain 21.Originally can survey long core robotization magnetization rate instrument and will adopt the control of LabVIEW software programming realization to system, in the establishment interface, the user can be provided with the specimen number, each sample test number of times, sample spacing distance etc.When working procedure, be the ASCII character that magnetic susceptibility meter and stepper motor can be discerned by serial ports with the G language conversion of program, to realize control to the two.
As shown in Figure 3, can to survey the principle of work of long core robotization magnetization rate instrument as follows in the present invention:
Step 1: the user is provided with the relevant parameter of measuring long core sample on computing machine 25, comprises the quantity of measurement standard sample, the measurement number of times of each standard model and the measurement spacing of standard model; Or the measurement number of times of the measurement spacing of long core sample and each measurement point;
Step 2: after accomplishing the setting up, the computing machine transfer instruction is controlled stepper motor 23, and stepper motor 23 will long core sample moves to the perform region of gate-type probe 20 by nonmagnetic transmission chain 21 and travelling belt;
Step 3: computing machine 25 is according to the parameter of input in the step 1, and being calculated by program need be to the instruction code of magnetic susceptibility meter 24 inputs, and gate-type probe 20 was measured background value magnetic susceptibility earlier before measuring each long core sample:
X Background magnetic susceptibility, measure each long core sample magnetic susceptibility then:
X Long core sample magnetic susceptibility, computing machine 25 is according to calculating each long core sample magnetic susceptibility actual value: X=
X Long core sample magnetic susceptibility-
X Background magnetic susceptibilitySo the reason of calculating is long core sample magnetic susceptibility:
X Long core sample magnetic susceptibilityIn comprised background value magnetic susceptibility:
X Background magnetic susceptibility, need remove this background value magnetic susceptibility:
X Background magnetic susceptibility, just can obtain long core sample magnetic susceptibility actual value.
Whenever after measuring the magnetic susceptibility of a long core sample, when gate-type probe 20 is measured background value once more and whether produced drift with testing instruments, if can surveying long core robotization magnetization rate instrument and will report to the police automatically, drift prevents that inaccurate data from going on record as taking place.
As shown in Figure 4, a kind of support of laying is used for placing and can surveys long core robotization magnetization rate instrument, and the material of laying rack body all adopts nonmagnetic wood.
Specifically, comprise first step 30 and second step 31, the vertical height of first step 30 is higher than second step 31, places gate-type probe 20 on first step 30; Second step 31 is placed long core sample to be measured.Its specification 340mm * 10mm * 30mm, because the apparatus measures magnetic parameter, so to avoid ferromagnetic material in its vicinity, so integral support all adopts nonmagnetic wooden the manufacturing.
This can be surveyed long core robotization magnetization rate instrument, measuring method and lay support has following beneficial effect:
(1) the present invention is owing to adopt the chain conveyer to measure the long core sample of measuring in enormous quantities.Reduced the influence that human factor causes experimental error; Simultaneously,, significantly reduced laboratory technician's working strength from original uninteresting complicated measurement, improved work efficiency because the introduction of chain conveyer also makes the laboratory technician free.
(2) the present invention uses the gate-type probe not only can measure long core sample owing to adopting the chain conveyer to transmit on the basis of a large amount of long core samples, changed existing probe, and measurable sample type has been had significantly to be increased.
(3) the present invention is owing to be connected magnetic susceptibility meter with computing machine, the functions such as data processing, demonstration and storage that various product are measured have been increased, the operability of instrument and the accuracy of measurement have been enriched in also may command chain conveyer and magnetic susceptibility meter collaborative work.
In conjunction with the accompanying drawings the present invention has been carried out exemplary description above; obvious realization of the present invention is not subjected to the restriction of aforesaid way; as long as the various improvement of having adopted method design of the present invention and technical scheme to carry out; or design of the present invention and technical scheme are directly applied to other occasion without improving, all in protection scope of the present invention.
Claims (9)
1. the robotization magnetization rate instrument that can survey long core sample, comprise gate-type probe (20), magnetic susceptibility meter (24) and chain conveyer, place one or more standard models on the described chain conveyer, perhaps place long core sample, various samples all pass described gate-type probe (20) successively, and described gate-type probe (20) will record one or more sample magnetic susceptibility signals and be sent to described magnetic susceptibility meter (24) and obtain data aggregation after treatment.
2. according to the described robotization magnetization rate instrument of surveying long core of claim 1, it is characterized in that: described chain conveyer comprises transmission chain (21), sprocket wheel (22), travelling belt and stepper motor (23), described travelling belt is fixed on the described transmission chain (21), by driving described sprocket wheel (22) rotation described transmission chain (21) and described travelling belt are moved at described stepper motor (23), described transmission chain (21) and described travelling belt pass described gate-type probe (20).
3. according to the described robotization magnetization rate instrument of surveying long core of claim 2, it is characterized in that: described transmission chain (21) is nonmagnetic chain.
4. according to claim 1, the 2 or 3 described robotization magnetization rate instrument of surveying long core, it is characterized in that: also comprise a control terminal, a port of described control terminal is used to control described magnetic susceptibility meter (24) and measures the measurement spacing and the measurement number of times of each long core sample or standard model and receive long core sample or the standard model magnetic susceptibility data that described magnetic susceptibility meter (24) transmits; The unlatching that the another port of described control terminal is used to control described chain conveyer stops traffic direction and the speed with described transmission chain (21).
5. according to the described robotization magnetization rate instrument of surveying long core of claim 4, it is characterized in that: described control terminal is a computing machine (25).
6. a claim 4,5 measuring method may further comprise the steps:
Step 1: the user is provided with the relevant parameter of measuring long core sample on described computing machine (25), comprises the quantity of measurement standard sample, the measurement number of times of each standard model and the measurement spacing of standard model; Or the measurement number of times of the measurement spacing of long core sample and each measurement point;
Step 2: after accomplishing the setting up, the computing machine transfer instruction is controlled described stepper motor (23), and described stepper motor (23) moves to sample by nonmagnetic transmission chain (21) and travelling belt the perform region of described gate-type probe (20);
Step 3: described computing machine (25) is according to the parameter of input in the step 1, and being calculated by program need be to the instruction code of described magnetic susceptibility meter (24) input, and described gate-type probe (20) was measured background value magnetic susceptibility earlier before measuring each long core sample:
X Background magnetic susceptibility, measure each long core sample magnetic susceptibility then:
X Long core sample magnetic susceptibility,
Described computing machine (25) is according to calculating each long core sample magnetic susceptibility actual value: X=
X Long core sample magnetic susceptibility-
X Background magnetic susceptibility
7. measuring method according to claim 6, it is characterized in that: after whenever measuring the magnetic susceptibility of a long core sample, when described gate-type probe (20) is measured background value once more and whether is produced drift with testing instruments, as taking place as if drift, can survey long core robotization magnetization rate instrument will report to the police automatically, prevent that inaccurate data from going on record.
8. lay support for one kind, be used to place claim 1-5 and can survey long core robotization magnetization rate instrument, it is characterized in that: described material of laying rack body all adopts nonmagnetic wood.
9. the support of laying according to claim 8, it is characterized in that: comprise first step (30) and second step (31), the vertical height of described first step (30) is higher than described second step (31), goes up at described first step (30) and places described gate-type probe (20); Described second step (31) is placed long core sample to be measured.
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| CN102821400A (en) * | 2012-08-23 | 2012-12-12 | 青岛积成电子有限公司 | Method and device for batch test of wireless performance |
| CN102901662A (en) * | 2012-10-23 | 2013-01-30 | 中国科学院上海微系统与信息技术研究所 | Sample polarization system based on permanent magnet and automatic transmission device |
| CN104535946A (en) * | 2015-01-05 | 2015-04-22 | 河北联合大学 | Specific susceptibility tester |
| CN105395812A (en) * | 2015-12-21 | 2016-03-16 | 逄晓英 | Traditional Chinese medicine granule for treatment of sudden deafness in emergency room and preparation method thereof |
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| CN105395812A (en) * | 2015-12-21 | 2016-03-16 | 逄晓英 | Traditional Chinese medicine granule for treatment of sudden deafness in emergency room and preparation method thereof |
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