CN103293158A - Jade verification device and jade detector with same - Google Patents
Jade verification device and jade detector with same Download PDFInfo
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- CN103293158A CN103293158A CN2012100552506A CN201210055250A CN103293158A CN 103293158 A CN103293158 A CN 103293158A CN 2012100552506 A CN2012100552506 A CN 2012100552506A CN 201210055250 A CN201210055250 A CN 201210055250A CN 103293158 A CN103293158 A CN 103293158A
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- infrared light
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- 239000010977 jade Substances 0.000 title abstract description 12
- 238000012795 verification Methods 0.000 title abstract 6
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 claims abstract description 20
- 229910001634 calcium fluoride Inorganic materials 0.000 claims abstract description 20
- 241000579895 Chlorostilbon Species 0.000 claims description 101
- 239000010976 emerald Substances 0.000 claims description 101
- 229910052876 emerald Inorganic materials 0.000 claims description 101
- 238000009434 installation Methods 0.000 claims description 58
- 239000011159 matrix material Substances 0.000 claims description 45
- 238000001514 detection method Methods 0.000 claims description 28
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 13
- 229910052744 lithium Inorganic materials 0.000 claims description 13
- 238000012545 processing Methods 0.000 claims description 12
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 11
- 230000004308 accommodation Effects 0.000 claims description 9
- 238000001914 filtration Methods 0.000 claims description 8
- 238000012360 testing method Methods 0.000 claims description 8
- 238000000295 emission spectrum Methods 0.000 claims description 3
- 230000035939 shock Effects 0.000 abstract description 3
- 238000005259 measurement Methods 0.000 abstract 2
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- 239000000047 product Substances 0.000 description 15
- 238000000034 method Methods 0.000 description 7
- 230000008901 benefit Effects 0.000 description 6
- 230000006698 induction Effects 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000000411 transmission spectrum Methods 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000003595 spectral effect Effects 0.000 description 3
- 239000002253 acid Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000004061 bleaching Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000010437 gem Substances 0.000 description 2
- 238000002329 infrared spectrum Methods 0.000 description 2
- 229910052640 jadeite Inorganic materials 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 238000004566 IR spectroscopy Methods 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 230000002262 irrigation Effects 0.000 description 1
- 238000003973 irrigation Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000004451 qualitative analysis Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/87—Investigating jewels
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/3563—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing solids; Preparation of samples therefor
Abstract
The invention discloses a jade verification device. The jade verification device comprises a base body, an infrared light source, a detector assembly, a calcium fluoride window sheet and a control measurement assembly, wherein the base body is provided with a sample cell; the infrared light source is arranged on the base body; the detector assembly is arranged on the base body, and the infrared light source and the detector assembly are oppositely arranged at the two sides of the sample cell; the detector assembly comprises an infrared detector and a filter; the filter is arranged between the infrared detector and the sample cell; the calcium fluoride window sheet is arranged between the filter and the sample cell; the centers of the infrared detector, the filter, the calcium fluoride window sheet and the infrared light source are on the same axis; the control measurement assembly is used for controlling the infrared light source and the detector assembly. According to the jade verification device disclosed by the embodiment of the invention, not only can a sample be rapidly and accurately verified without loss, but also an optical path is not provided with any mechanical motion part. The jade verification device is compact in structure, strong in shock resistance, small in size, convenient to carry and low in cost. The invention further discloses a jade detector with the jade verification device.
Description
Technical field
The present invention relates to infrared spectrum qualitative analysis technical field, especially relate to a kind of emerald calibrating installation and have the emerald calibrating instrument of this device.
Background technology
Emerald " A goods " refers to without any artificial chemically treated natural jadeite, and its beautiful matter, color, structure all are natural.Emerald " B goods " refers to through the acidleach bleaching, and the emerald that pier wax is handled namely passes through after the strong acid immersion treatment again with organism fixed emerald in addition.This processing is soaked emerald to remove wherein variegated with strong acid, fills in the emerald through acidleach with the vacuum injecting glue and corrodes and the space that occurs.According to GB GB T16553-2003 " (jewels and jade evaluation ", the emerald bleaching is filled and is handled the back (namely 3.8～4.2um and 3.1～3.6um) has strong absorption peak at infrared spectrum 2400～2600cm-1 and 2800～3200cm-1.
At present authentication method mainly contains two kinds, and first kind is to rely on expert's naked eyes to judge, observes whether jade sample has whether fiber interweaving structure, structure be loose, whether the surface is the orange peel shape structure or whether irrigation canals and ditches shape structure, polished surface see micro-flaw.This method experience that places one's entire reliance upon, and judge along with the raising of processing technology is more and more difficult.Second method is to adopt the transmission spectrum of Fourier's infrared spectrometry emerald, can effectively provide polymkeric substance conclusive evidence according to the position of absorption peak, has fast, harmless characteristics, can identify natural jadeite more accurately and handle emerald.Shortcoming is Fourier infrared spectrograph complex structure, cost height, to the requirement height of condition of work, be not easy to carry, have only the above gem and jade quality monitoring testing station of city-level just to be equipped with usually.
Summary of the invention
The present invention is intended to solve at least one of technical matters that exists in the prior art.
For this reason, one object of the present invention is to propose the succinctly emerald calibrating installation of stable and anti-vibration of a kind of light path.
Another object of the present invention is to propose a kind of emerald calibrating instrument with above-mentioned emerald calibrating installation.
A kind of emerald calibrating installation according to first aspect present invention embodiment comprises: matrix has on the described matrix for the sample cell of placing random sample product to be checked; Infrared light supply, described infrared light supply are located on the described matrix described random sample product to be checked are carried out the infrared light irradiation; Detector assembly, described detector assembly is located on the described matrix and relatively is located at the both sides of described sample cell with described infrared light supply, described detector assembly comprises infrared eye and filter plate, described filter plate is located between described infrared eye and the described sample cell, and the infrared light that wherein passes described random sample product to be checked detects by infrared eye after by described filter plate filtering; Calcium fluoride window, described calcium fluoride window are located between described filter plate and the described sample cell, and the center of wherein said infrared eye, described filter plate, described calcium fluoride window and described infrared light supply on an axis; With the control survey assembly that is used for the described infrared light supply of control and described detector assembly.
Emerald calibrating installation according to the embodiment of the invention, infrared light by infrared light supply emission passes calcium fluoride window arrival filter plate after passing random sample product to be checked in the sample cell again, monochromatic light behind the wave plate reaches the infrared induction unit of infrared eye after filtration, export electric signal analysis at last, not only can be fast, accurately, the harmless calibrating sample for the treatment of examines and determine, and in the light path without any mechanical moving element, compact conformation, shock resistance are strong, and volume is urinated in carrying, and cost is low simultaneously.
In addition, emerald calibrating installation according to the present invention also has following additional technical feature:
According to some embodiments of the present invention, described control survey assembly comprises: first pcb board, and described first pcb board is located at a side of described matrix, and wherein said detector assembly is located on described first pcb board; With second pcb board, described second pcb board is located at the opposite side of described matrix, and wherein said infrared light supply is located on described second pcb board.Thus, by adopting first pcb board and second pcb board, significantly reduce the mistake of wiring and assembling, improved automatization level and productive labor rate, and make the more compact structure of emerald calibrating installation.
Further, described emerald calibrating installation also comprises: mounting blocks, described mounting blocks is located on the lower surface of described matrix, and described first pcb board is installed in a side of described mounting blocks and described second pcb board is installed in the opposite side of described mounting blocks.Thus, win pcb board and second pcb board are installed firmly, and the emerald calibrating installation is simple in structure.
According to a further embodiment of the invention, described emerald calibrating installation also comprises: at least one insulated column, described first pcb board links to each other with described mounting blocks by described at least one insulated column.Thereby it is simple that the pcb board of winning is installed, and be beneficial to the output of the signal of the detector assembly on first pcb board.
Alternatively, described second pcb board is connected with described mounting blocks screw.Thus, simple in structure and easy for installation.
In some embodiments of the invention, described emerald calibrating installation further comprises: the light source adapter, wherein said infrared light supply is connected on described second pcb board by described light source adapter.Thereby make the infrared light supply fixation, and avoided the damage to infrared light supply, improve calibration accuracy.
Particularly, described infrared light supply is high-frequency electrical modulation grey body infrared light supply, and the emission spectrum scope is 2～16um, and maximum modulating frequency is 100Hz.Further, described infrared light supply has catoptron.
According to some embodiments of the present invention, described filter plate is the Fabry-Perot filter plate, and the tuning range of the centre wavelength of described Fabry-Perot filter plate is 3～4.3um.Further, described infrared eye is pyroelectric infrared detector.Make that thus infrared eye has thermal compensation, ultralow microphony, high sensitivity, the advantage that can work at normal temperatures, and it is wet to make that detector assembly has moisture resistance, need not refrigeration, the advantage that volume is small and exquisite.
In further embodiment of the present invention, described emerald calibrating installation also comprises: pedestal, it is the fan-shaped of 3/4ths circles that described pedestal is configured to xsect, and open-top and the inside of described pedestal limit chamber, and wherein said matrix seals the top of described pedestal and described infrared light supply, detector assembly, calcium fluoride window, the control survey assembly all is positioned at described chamber.Thus, make that the emerald calibrating installation is simple in structure, be easy to carry and install.
A kind of emerald calibrating instrument according to second aspect present invention embodiment comprises: housing, and described enclosure interior limits spatial accommodation; According to the emerald calibrating installation of first aspect present invention embodiment, wherein said matrix rotatably is located in the described spatial accommodation; The control detection module, described control detection module links to each other with described emerald calibrating installation, for detection of the sample in the sample cell of described matrix; Touch-control display module, described touch-control display module link to each other with described control detection module and are used for controlling described control detection module and showing testing result; And power module, described power module is used for providing power supply to described emerald calibrating installation, described control detection module and touch-control display module.
Emerald calibrating instrument according to the embodiment of the invention, owing to be provided with emerald calibrating installation, control detection module and touch-control display module, can begin to scan random sample product to be checked by the scanning key that touches on the touch-control display module, the emerald calibrating installation is exported corresponding electric signal and is analyzed on the detection module to control then, last touch-control display module shows testing result, thereby can be fast, harmless, identify that detected sample is that emerald is A goods or B goods accurately, and it is simple in structure, dispense with outer connecting power and other any equipment, easy and simple to handle, be easy to carry.
According to one embodiment of present invention, described emerald calibrating instrument further comprises: turning axle, described matrix rotatably is located in the described spatial accommodation by turning axle, and described turning axle is configured to described matrix rotation predetermined angular.Particularly, described turning axle is configured to described matrix is rotated roughly 90 degree.Thus, not only simple in structure, the emerald calibrating installation is easy for installation, and can realize the position according to the shape adjustments matrix of random sample product to be checked, thereby makes the calibration accuracy height.
According to some embodiments of the present invention, described control detection module comprises: microcontroller; Signal processing circuit, described signal processing circuit link to each other with described microcontroller by the AD submodule, and link to each other with described infrared eye and to be delivered to described microcontroller with the signal with described infrared eye; Filter plate control circuit, described filter plate control circuit link to each other with described filter plate with described microcontroller respectively; Light source driving circuit, described light source driving circuit link to each other with described infrared light supply with described microcontroller respectively; And embedded system, establish the spectral analysis software for the identification of described sample quality in the described embedded system, described embedded system links to each other by serial ports with described microcontroller.
Particularly, comprise in the described AD submodule that maximum slew rate is 16 high-precision adcs of 100kSPS.
Further, described light source driving circuit is for can regulate constant-current source circuit.
In some embodiments of the invention, described power module comprises: lithium battery; With the charge power supply module, described charge power supply module links to each other with AC power source adapter or the vehicle-mounted dc power source adapter of outside by power interface.Thereby, can avoid can not using the emerald calibrating instrument to treat the calibrating sample owing to cut off the power supply and examine and determine, and guarantee the circuit safety of emerald calibrating instrument.
Further, described emerald calibrating instrument further comprises: power light module, described power light module link to each other with described power module with indication power supply power supply mode and battery status.Thus, can effectively prevent the lithium cell charging overfill or in the low electric weight of lithium battery, use lithium battery, can prolong the serviceable life of lithium battery, and guarantee the circuit safety of emerald calibrating instrument.
Additional aspect of the present invention and advantage part in the following description provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Description of drawings
Above-mentioned and/or additional aspect of the present invention and advantage are from obviously and easily understanding becoming the description of embodiment in conjunction with following accompanying drawing, wherein:
Fig. 1 is the synoptic diagram according to the emerald calibrating installation of first aspect present invention embodiment;
Fig. 2 is the synoptic diagram according to the emerald calibrating instrument of second aspect present invention embodiment;
Fig. 3 is the hardware composition frame chart of emerald calibrating instrument shown in Figure 2; With
Fig. 4 is the operating process synoptic diagram of emerald calibrating instrument shown in Figure 2.
Embodiment
Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, and wherein identical or similar label is represented identical or similar elements or the element with identical or similar functions from start to finish.Be exemplary below by the embodiment that is described with reference to the drawings, only be used for explaining the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention, it will be appreciated that, term " " center "; " vertically "; " laterally "; " on "; D score; " preceding ", " back ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", close the orientation of indications such as " outward " or position is based on orientation shown in the drawings or position relation, only be that the present invention for convenience of description and simplification are described, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as limitation of the present invention.In addition, term " first ", " second " only are used for describing purpose, and can not be interpreted as indication or hint relative importance.
In description of the invention, need to prove that unless clear and definite regulation and restriction are arranged in addition, term " installation ", " linking to each other ", " connection " should be done broad understanding, for example, can be fixedly connected, also can be to removably connect, or connect integratedly; Can be mechanical connection, also can be to be electrically connected; Can be directly to link to each other, also can link to each other indirectly by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can concrete condition understand above-mentioned term concrete implication in the present invention.In addition, in description of the invention, except as otherwise noted, the implication of " a plurality of " is two or more.
Below with reference to a kind of emerald calibrating installation 100 of Fig. 1 description according to first aspect present invention embodiment, it is " A goods " or " B goods " that this emerald calibrating installation 100 is used for the calibrating emerald.
Testing sample is placed in the sample cell 10, the infrared light of infrared light supply 2 emissions is injected in the sample cell 10, the infrared light that passes random sample product to be checked arrives the filter plate 31 of detector assembly 3 front ends by calcium fluoride window 4, the monochromatic light that obtains behind the wave plate 31 after filtration arrives the infrared induction unit (scheming not shown) of infrared eye 30, and the corresponding electric signal of last infrared eye 30 outputs carries out the analysis of next stage.
According to some embodiments of the present invention, as shown in Figure 1, control survey assembly 5 comprises: first pcb board 50 and second pcb board, 51, the first pcb boards 50 are located at a side of matrix 1, and wherein detector assembly 3 is located on first pcb board 50.Second pcb board 51 is located at the opposite side of matrix 1, and wherein infrared light supply 2 is located on second pcb board 51.By adopting first pcb board 50 and second pcb board 51, significantly reduce the mistake of wiring and assembling, improve automatization level and productive labor rate, and made the more compact structure of emerald calibrating installation 100.
As shown in Figure 1, first pcb board 50 is arranged on the left side of matrix 1, and second pcb board 51 is arranged on the right side of matrix 1, and first pcb board 50 and second pcb board 51 are at interval and be arranged in parallel.
Further, as shown in Figure 1, emerald calibrating installation 100 also comprises: mounting blocks 6, mounting blocks 6 is located on the lower surface of matrix 1, and first pcb board 50 is installed in a side of mounting blocks 6 and second pcb board 51 is installed in the opposite side of mounting blocks 6.Further, as shown in Figure 1, emerald calibrating installation 100 comprises that also at least one insulated column 7, the first pcb board 50 links to each other with mounting blocks 6 by at least one insulated column 7.Second pcb board 51 is connected with mounting blocks 6 screws.As shown in Figure 1, second pcb board 51 links to each other with mounting blocks 6 by gib screw 16.By above-mentioned setting, win pcb board 50 and second pcb board 51 are installed firmly, and be beneficial to the output of the signal of the detector assembly 3 on first pcb board 50.
As shown in Figure 1, in an example of the present invention, emerald calibrating installation 100 further comprises: light source adapter 8, wherein infrared light supply 2 is connected on second pcb board 51 by light source adapter 8.Alternatively, infrared light supply 2 is welded on second pcb board 51 by light source adapter 8.Thereby make infrared light supply 2 fixations, and avoided the damage to infrared light supply 2, improve calibration accuracy.
In one embodiment of the invention, infrared light supply 2 is high-frequency electrical modulation grey body infrared light supply, and the emission spectrum scope is 2～16um, and maximum modulating frequency is 100Hz.This infrared light supply 2 has catoptron.Filter plate 31 is the Fabry-Perot filter plate, and the tuning range of the centre wavelength of Fabry-Perot filter plate is 3～4.3um.Fabry-Perot filter plate 31 can change its centre wavelength by voltage based on Micro-Opto-Electro-Mechanical Systems.Infrared eye 30 is pyroelectric infrared detector.Pyroelectric infrared detector 30 has thermal compensation, ultralow microphony, high sensitivity, the advantage that can work at normal temperatures, Fabry-Perot filter plate 31 and pyroelectric infrared detector 30 are packaged together, and its packing forms is the encapsulation of T0-08-12 betal can, and it is wet to have moisture resistance, need not refrigeration, the advantage that volume is small and exquisite.
As shown in Figure 1, in some embodiments of the present invention, emerald calibrating installation 100 further comprises: pedestal 9, it is the fan-shaped of 3/4ths circles that pedestal 9 is configured to xsect, and the open-top of pedestal 9 and inside limit chamber 90, and wherein the top of matrix 1 closed base 9 and infrared light supply 2, detector assembly 3, calcium fluoride window 4, control survey assembly 5 all are positioned at chamber 90.Thus, make that emerald calibrating installation 100 is simple in structure, be easy to carry and install.
As shown in Figure 1, infrared light supply 2 is welded on second pcb board 51 of control survey assembly 5 by light source adapter 8, second pcb board 51 is installed on the mounting blocks 6 by gib screw 16, detector assembly 3 is installed on first pcb board 50 of control survey assembly 5, first pcb board 50 is fixed on the mounting blocks 6 by at least one insulated column 7, and mounting blocks 6 is fixed in the chamber 90 by screw (scheming not shown).
Below with reference to a kind of emerald calibrating instrument 200 of Fig. 1-Fig. 3 description according to second aspect present invention embodiment.
Emerald calibrating instrument 200 according to the embodiment of the invention as shown in Figure 2, comprising: housing 11, emerald calibrating installation 100, control detection module 12, touch-control display module 13 and power module 18, wherein, housing 11 inside limit spatial accommodation (scheming not shown).Emerald calibrating installation 100 is the emerald calibrating installation 100 according to first aspect present invention embodiment, and wherein matrix 1 rotatably is located in the spatial accommodation.Control detection module 12 links to each other with emerald calibrating installation 100, for detection of the sample in the sample cell 10 of matrix 1.Touch-control display module 13 links to each other with control detection module 12 and is used for controlling control detection module 12 and showing testing result.Power module 18 is used for providing power supply to emerald calibrating installation 100, control detection module 12 and touch-control display module 13.In example of the present invention, touch-control display module 13 is provided with touch display screen 130, and this touch display screen 130 is provided with scanning key (scheming not shown).
After the opening power module 18, control detection module 12 begins to start, control detection module 12 obtains the bias light spectrogram and preserves, operating personnel are according to the position of the shape adjustment matrix 1 of random sample product to be checked, then random sample product to be checked are put in the sample cell 10, begin to scan random sample product to be checked by the scanning key that touches on the touch-control display module 13, the corresponding electric signal of emerald calibrating installation 100 outputs is analyzed to control detection module 12 then, and last touch-control display module 13 shows testing result.
Emerald calibrating instrument 200 according to the embodiment of the invention, owing to be provided with emerald calibrating installation 100, control detection module 12 and touch-control display module 13, can begin to scan random sample product to be checked by the scanning key that touches on the touch-control display module 13, the corresponding electric signal of emerald calibrating installation 100 outputs is analyzed to control detection module 12 then, last touch-control display module 13 shows testing result, thereby can be quick, harmless, identify that accurately detected sample is that emerald is A goods or B goods, and it is simple in structure, dispense with outer connecting power and other any equipment, easy and simple to handle, be easy to carry.
As shown in Figure 2, according to one embodiment of present invention, emerald calibrating instrument 200 further comprises: turning axle 14, matrix 1 rotatably is located in the spatial accommodation by turning axle 14, and turning axle 14 is configured to matrix 1 rotation predetermined angular.Particularly, turning axle 14 is configured to matrix 1 is rotated roughly 90 degree.Thus, not only simple in structure, emerald calibrating installation 100 is easy for installation, and can realize the position according to the shape adjustments matrix 1 of random sample product to be checked, thereby makes the calibration accuracy height.
According to some embodiments of the present invention, as shown in Figure 3, control detection module 12 comprises: microcontroller 120, signal processing circuit 121, filter plate control circuit 122, light source driving circuit 123 and embedded system 124, wherein, signal processing circuit 121 links to each other with microcontroller 120 by AD submodule 125, and links to each other with infrared eye 30 and to be delivered to microcontroller 120 with the signal with infrared eye 30.Filter plate control circuit 122 links to each other with filter plate 31 with microcontroller 120 respectively.Light source driving circuit 123 links to each other with infrared light supply 2 with microcontroller 120 respectively.Establish the spectral analysis software (scheming not shown) for the identification of the sample quality in the embedded system 124, embedded system 124 and microcontroller 120 link to each other by serial ports.Particularly, comprise in the AD submodule 125 that maximum slew rate is 16 high-precision adcs of 100kSPS, light source driving circuit 123 is for can regulate constant-current source circuit.
In an example of the present invention, microcontroller 120 uses high integrated, low-power consumption chip.Embedded system 124 comprises one based on the processor of ARM11 framework, jumbo internal memory, move embedded control system WindowsCE, spectral analysis software is used the exploitation of C# programming language, and the interface is succinct, has operating in a key and experiences: only need to press a key, instrument is finished spectral scan automatically, spectral data conversion, processing, sample grade are judged, the spectrogram after demonstration result of determination/processing.
As shown in Figure 3, the modulation signal control light source driving circuit 123 that microcontroller 120 produces one-period makes infrared light supply 2 be operated in modulating mode, the infrared light of infrared light supply 2 emissions is injected in the sample cell 10 after collimating, converge through catoptron, the transmitted light that passes sample arrives the Fabry-Perot filter plate 31 of detector assembly 3 front ends by calcium fluoride window 4, the monochromatic light that obtains behind the wave plate 31 reaches the infrared induction unit of infrared eye 30 after filtration, exports electric signal at last.Enter AD submodule 125 behind electric signal process signal processing circuit 121 filter shapes, microcontroller 120 uses software algorithm to adjust electrical signal amplitude information after reading the AD data, and electrical signal amplitude is directly proportional with transmitted intensity.The output voltage of microcontroller 120 control filter plate control circuits 122 continuously changes the centre wavelength of Fabry-Perot filter plate 31, and records the two-dimensional curve that corresponding electrical signal amplitude information can obtain wavelength and transmitted intensity, i.e. spectrogram.
As shown in Figure 3, in some embodiments of the invention, power module 18 comprises: lithium battery 180 and charge power supply module 181, wherein, charge power supply module 181 links to each other by AC power source adapter (scheming not shown) or the vehicle-mounted dc power source adapter (scheming not shown) of power interface 20 with the outside.As shown in Figure 2, emerald calibrating instrument 200 further comprises: power light module 15, power light module 15 link to each other with power module 18 with indication power supply power supply mode and battery status.Thereby, can avoid can not using emerald calibrating instrument 200 to treat the calibrating sample owing to cut off the power supply examines and determine, and effectively prevented the lithium cell charging overfill or in the low electric weight of lithium battery, used lithium battery, can prolong the serviceable life of lithium battery, and guarantee the circuit safety of emerald calibrating instrument 200.
Alternatively, lithium battery 180 is high capacity polymer lithium battery, and capacity reaches 4000mAh, the output of 7.4V voltage, and can be emerald calibrating instrument 200 provides the electric power support more than 5 hours also can repeatedly discharge and recharge.Charge power supply module 181 provides 7V and 5V power supply for emerald calibrating instrument 200 on the one hand; another side provides various overvoltages, overcurrent protection and power managed; guarantee the circuit safety of emerald calibrating instrument 200; can also be connected with AC power source adapter or the vehicle-mounted dc power source adapter of outside simultaneously, be the instrument charging.
In the example of Fig. 2, emerald calibrating instrument 200 further comprises usb 19, can derive spectral data, thus hommization more.Also be provided with 17, two handles 17 of two handles on the housing 1 of emerald calibrating instrument 200 and be symmetrical arranged along the left and right sides of housing 11, the handled easily personnel carry emerald calibrating instrument 200.
Below with reference to the operating process of Fig. 1-Fig. 4 description according to the emerald calibrating instrument 200 of the embodiment of the invention.
At first start is opening power module 18, and embedded system 124 begins to start, and then spectral analysis software brings into operation.Spectral analysis software sends instruction preheating infrared light supply 2 to microcontroller 120, treats to send the scanning background instruction again after infrared light supply 2 is stablized, and spectral analysis software is obtained the bias light spectrogram and preserved.Next operating personnel can begin to have measured jade sample, shape per sample, and sample cell 10 will be put into after the sample cleaning in the position of adjusting matrix 1, begin scanning samples by the scanning key that touches on the touch-control display module 13.
During sample scanning, the modulation signal control light source driving circuit 123 that microcontroller 120 produces one-period makes infrared light supply 2 be operated in modulating mode, the infrared light of infrared light supply 2 emissions is injected in the sample cell 10 after collimating, converge through catoptron, the transmitted light that passes sample arrives the Fabry-Perot filter plate 31 of detector assembly 3 front ends by calcium fluoride window 4, the monochromatic light that obtains behind the wave plate 31 reaches the infrared induction unit of infrared eye 30 after filtration, exports electric signal at last.Enter AD submodule 125 behind electric signal process signal processing circuit 121 filter shapes, microcontroller 120 uses software algorithm to adjust electrical signal amplitude information after reading the AD data, and electrical signal amplitude is directly proportional with transmitted intensity.The output voltage of microcontroller 120 control filter plate control circuits 122 continuously changes the centre wavelength of Fabry-Perot filter plate 31, and records the two-dimensional curve that corresponding electrical signal amplitude information can obtain wavelength and transmitted intensity, i.e. spectrogram.
Spectral analysis software reads the spectrogram of sample from microcontroller 120, deduct the transmission spectrum that obtains sample with the Background of preserving then, use algorithm to extract absorption peak on the basis of transmission spectrum, grade according to the absorption peak judgement sample, then judged result/transmission spectrum is shown by liquid crystal display that the user reads relevant information.If measure next sample, fresh sample is put into sample cell 10, the scanning key of pressing on the touch-control display module 13 gets final product.
In the description of this instructions, concrete feature, structure, material or characteristics that the description of reference term " embodiment ", " some embodiment ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means in conjunction with this embodiment or example description are contained at least one embodiment of the present invention or the example.In this manual, the schematic statement to above-mentioned term not necessarily refers to identical embodiment or example.And concrete feature, structure, material or the characteristics of description can be with the suitable manner combination in any one or more embodiment or example.
Although illustrated and described embodiments of the invention, those having ordinary skill in the art will appreciate that: can carry out multiple variation, modification, replacement and modification to these embodiment under the situation that does not break away from principle of the present invention and aim, scope of the present invention is limited by claim and equivalent thereof.
Claims (19)
1. an emerald calibrating installation is characterized in that, comprising:
Matrix has on the described matrix for the sample cell of placing random sample product to be checked;
Infrared light supply, described infrared light supply are located on the described matrix described random sample product to be checked are carried out the infrared light irradiation;
Detector assembly, described detector assembly is located on the described matrix and relatively is located at the both sides of described sample cell with described infrared light supply, described detector assembly comprises infrared eye and filter plate, described filter plate is located between described infrared eye and the described sample cell, and the infrared light that wherein passes described random sample product to be checked detects by infrared eye after by described filter plate filtering;
Calcium fluoride window, described calcium fluoride window are located between described filter plate and the described sample cell, and the center of wherein said infrared eye, described filter plate, described calcium fluoride window and described infrared light supply on an axis; With
The control survey assembly that is used for the described infrared light supply of control and described detector assembly.
2. emerald calibrating installation according to claim 1 is characterized in that, described control survey assembly comprises:
First pcb board, described first pcb board is located at a side of described matrix, and wherein said detector assembly is located on described first pcb board; With
Second pcb board, described second pcb board is located at the opposite side of described matrix, and wherein said infrared light supply is located on described second pcb board.
3. emerald calibrating installation according to claim 2 is characterized in that, further comprises:
Mounting blocks, described mounting blocks is located on the lower surface of described matrix, and described first pcb board is installed in a side of described mounting blocks and described second pcb board is installed in the opposite side of described mounting blocks.
4. emerald calibrating installation according to claim 3 is characterized in that, further comprises:
At least one insulated column, described first pcb board links to each other with described mounting blocks by described at least one insulated column.
5. emerald calibrating installation according to claim 3 is characterized in that, described second pcb board is connected with described mounting blocks screw.
6. according to each described emerald calibrating installation among the claim 2-5, it is characterized in that, further comprise: the light source adapter, wherein said infrared light supply is connected on described second pcb board by described light source adapter.
7. according to each described emerald calibrating installation among the claim 1-6, it is characterized in that described infrared light supply is high-frequency electrical modulation grey body infrared light supply, and the emission spectrum scope is 2～16um, maximum modulating frequency is 100Hz.
8. emerald calibrating installation according to claim 7 is characterized in that, described infrared light supply has catoptron.
9. according to each described emerald calibrating installation among the claim 1-8, it is characterized in that described filter plate is the Fabry-Perot filter plate, the tuning range of the centre wavelength of described Fabry-Perot filter plate is 3～4.3um.
10. emerald calibrating installation according to claim 9 is characterized in that, described infrared eye is pyroelectric infrared detector.
11. according to each described emerald calibrating installation among the claim 1-10, it is characterized in that, further comprise:
Pedestal, it is the fan-shaped of 3/4ths circles that described pedestal is configured to xsect, and open-top and the inside of described pedestal limit chamber, and wherein said matrix seals the top of described pedestal and described infrared light supply, detector assembly, calcium fluoride window, the control survey assembly all is positioned at described chamber.
12. an emerald calibrating instrument is characterized in that, comprising:
Housing, described enclosure interior limits spatial accommodation;
According to each described emerald calibrating installation among the claim 1-11, wherein said matrix rotatably is located in the described spatial accommodation;
The control detection module, described control detection module links to each other with described emerald calibrating installation, for detection of the sample in the sample cell of described matrix;
Touch-control display module, described touch-control display module link to each other with described control detection module and are used for controlling described control detection module and showing testing result; And
Power module, described power module are used for providing power supply to described emerald calibrating installation, described control detection module and touch-control display module.
13. emerald calibrating instrument according to claim 12 is characterized in that, further comprises:
Turning axle, described matrix rotatably is located in the described spatial accommodation by turning axle, and described turning axle is configured to described matrix rotation predetermined angular.
14. emerald calibrating instrument according to claim 12 is characterized in that, described turning axle is configured to described matrix is rotated roughly 90 degree.
15. emerald calibrating instrument according to claim 12 is characterized in that, described control detection module comprises:
Microcontroller;
Signal processing circuit, described signal processing circuit link to each other with described microcontroller by the AD submodule, and link to each other with described infrared eye and to be delivered to described microcontroller with the signal with described infrared eye;
Filter plate control circuit, described filter plate control circuit link to each other with described filter plate with described microcontroller respectively;
Light source driving circuit, described light source driving circuit link to each other with described infrared light supply with described microcontroller respectively; With
Embedded system is established the spectral analysis software for the identification of described sample quality in the described embedded system, described embedded system links to each other by serial ports with described microcontroller.
16. emerald calibrating instrument according to claim 15 is characterized in that, comprises in the described AD submodule that maximum slew rate is 16 high-precision adcs of 100kSPS.
17. emerald calibrating instrument according to claim 15 is characterized in that described light source driving circuit is for can regulate constant-current source circuit.
18. emerald calibrating instrument according to claim 12 is characterized in that, described power module comprises:
Lithium battery; With
The charge power supply module, described charge power supply module links to each other with AC power source adapter or the vehicle-mounted dc power source adapter of outside by power interface.
19. emerald calibrating instrument according to claim 18 is characterized in that, further comprises:
Power light module, described power light module link to each other with described power module with indication power supply power supply mode and battery status.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100552506A CN103293158A (en) | 2012-03-05 | 2012-03-05 | Jade verification device and jade detector with same |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012100552506A CN103293158A (en) | 2012-03-05 | 2012-03-05 | Jade verification device and jade detector with same |
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| CN103293158A true CN103293158A (en) | 2013-09-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012100552506A Pending CN103293158A (en) | 2012-03-05 | 2012-03-05 | Jade verification device and jade detector with same |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103837481A (en) * | 2014-02-14 | 2014-06-04 | 温州市质量技术监督检测院 | Method of establishing jewelry jade infrared spectrogram database |
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Application publication date: 20130911 |