CN104048934A - Infrared spectrometer - Google Patents
Infrared spectrometer Download PDFInfo
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- CN104048934A CN104048934A CN201410299041.5A CN201410299041A CN104048934A CN 104048934 A CN104048934 A CN 104048934A CN 201410299041 A CN201410299041 A CN 201410299041A CN 104048934 A CN104048934 A CN 104048934A
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- infrared spectrometer
- infrared
- radiation source
- signals collecting
- automatic
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- Spectrometry And Color Measurement (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The invention discloses an infrared spectrometer, which can measure a group of samples (including a bag of bottom gas and a bag of sample gas) within two to three minutes so as to timely obtain detection results. Six groups of samples are inserted at a time, automatic batch detection can be realized, reports of detection can be printed in batches, measurement can be completed through one-button operation by virtue of a fast selection function, a full-automatic quality control program is conducted, exogenous gas is not required for calibration, the infrared spectrometer has an automatic real-time information prompt function through full-screen LEDs, the repeatability is low and is not more than 0.3%, and the accuracy is not lower than 0.3%.
Description
Technical field
The invention belongs to medical instruments field, relate in particular to a kind of infrared spectrometer.
Background technology
Infrared spectrometer is the absorption characteristic of utilizing the infrared radiation of material to different wave length, carries out the instrument of molecular structure and chemical composition analysis.Infrared spectrometer is conventionally by light source, monochromator, detector and computer treatmenting information system composition.According to the difference of light-dividing device, be divided into color dispersion-type and interfere type.For color dispersion-type double light path optics null balance infrared spectrophotometer, when absorption of sample after the infrared radiation of certain frequency, the vibrational energy level generation transition of molecule, in the light beam seeing through, the light of corresponding frequencies is weakened, cause the intensity difference of reference light paths and the corresponding radiation of sample light path, thereby obtain the infrared spectrum of institute's test sample product.But traditional infrared spectrometer efficiency is lower, cannot carry out batch and automation mechanized operation.
Summary of the invention
The object of the present invention is to provide a kind of infrared spectrometer, to solve the above-mentioned multinomial defect causing in prior art.
A kind of infrared spectrometer, comprises housing, and the side of described housing is provided with heat radiation network interface and vent fan, and measurement core system comprises
1. optical system;
2. the stable state blackbody radiation source with gold-plated catoptron;
3. sample cell: aluminium;
4. the infrared photosensitive detecting element of detector: PbSe;
5. signal shear: chopper blade isolating switch;
6. signals collecting;
7. temperature control system: the pid control mode that adopts heating, Peltier cooling module;
8. sampling system: the air-cylinder type sampling system of micro electromagnetic air valve and precision stepper motor control;
Preferably, comprise that arrowband band leads to interference filter group, sapphire window and optical lens.
Preferably, the working temperature of described blackbody radiation source is 940-960 DEG C.
Preferably, described signals collecting comprises bandpass filter, analog to digital converter and Fast Fourier Transform (FFT) software.
The invention has the advantages that: infrared spectrometer of the present invention can be measured one group of sample (comprising each one bag of spirit and sample gas) for 2-3 minute, obtain in time testing result, once insert six groups of samples, realize automatic batch and detect, and can bulk print examining report, by selecting soon function, operating in a key completes measurement, full-automatic Quality Control program, without external source gas calibration, and there is the LED real-time information automatic prompting function of full page face, and repeatability is low≤and 3 ‰, accuracy is not less than 3 ‰.
Brief description of the drawings
Fig. 1 is structural representation of the present invention;
Wherein: 1-functional areas, 2-housing, the 3-network interface that dispels the heat, 4-vent fan, 5-detector.
Embodiment
For technological means, creation characteristic that the present invention is realized, reach object and effect is easy to understand, below in conjunction with embodiment, further set forth the present invention.
A kind of infrared spectrometer, comprises housing 2, and the side of described housing 2 is provided with heat radiation network interface 3 and vent fan 4, and the front of housing 2 is provided with functional areas 1, and functional areas 1 comprise operating system and the demonstration decorum, and inner measurement core system comprises
1. optical system;
2. the stable state blackbody radiation source with gold-plated catoptron;
3. sample cell: aluminium;
4. the infrared photosensitive detecting element of detector: PbSe;
5. signal shear: chopper blade isolating switch;
6. signals collecting;
7. temperature control system: the pid control mode that adopts heating, Peltier cooling module;
8. sampling system: the air-cylinder type sampling system of micro electromagnetic air valve and precision stepper motor control;
In one embodiment of the invention, comprise that arrowband band leads to interference filter group, sapphire window and optical lens.
In one embodiment of the invention,, the working temperature of described blackbody radiation source is 940-960 DEG C.
In one embodiment of the invention,, described signals collecting comprises bandpass filter, analog to digital converter and Fast Fourier Transform (FFT) software.
Infrared spectrometer of the present invention can be measured one group of sample (comprising each one bag of spirit and sample gas) for 2-3 minute, obtain in time testing result, once insert six groups of samples, realize automatic batch and detect, and can bulk print examining report, by selecting soon function, operating in a key completes measurement, full-automatic Quality Control program, without external source gas calibration, and there is the LED real-time information automatic prompting function of full page face, and repeatability is low≤and 3 ‰, accuracy is not less than 3 ‰.
Claims (4)
1. an infrared spectrometer, comprises housing, and the side of described housing is provided with heat radiation network interface and vent fan, it is characterized in that, measurement core system comprises
1. optical system;
2. the stable state blackbody radiation source with gold-plated catoptron;
3. sample cell: aluminium;
4. the infrared photosensitive detecting element of detector: PbSe;
5. signal shear: chopper blade isolating switch;
6. signals collecting;
7. temperature control system: the pid control mode that adopts heating, Peltier cooling module;
8. sampling system: the air-cylinder type sampling system of micro electromagnetic air valve and precision stepper motor control.
2. infrared spectrometer according to claim 1, is characterized in that: comprise that arrowband band leads to interference filter group, sapphire window and optical lens.
3. a kind of infrared spectrometer according to claim 1, is characterized in that: the working temperature of described blackbody radiation source is 940-960 DEG C.
4. according to any one infrared spectrometer described in claim 1-3, it is characterized in that: described signals collecting comprises bandpass filter, analog to digital converter and Fast Fourier Transform (FFT) software.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410299041.5A CN104048934A (en) | 2014-06-27 | 2014-06-27 | Infrared spectrometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410299041.5A CN104048934A (en) | 2014-06-27 | 2014-06-27 | Infrared spectrometer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104048934A true CN104048934A (en) | 2014-09-17 |
Family
ID=51502054
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410299041.5A Pending CN104048934A (en) | 2014-06-27 | 2014-06-27 | Infrared spectrometer |
Country Status (1)
| Country | Link |
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| CN (1) | CN104048934A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104931455A (en) * | 2015-07-03 | 2015-09-23 | 北京凯元盛世科技发展有限责任公司 | On-line near-infrared spectrum analyzer |
| CN107543917A (en) * | 2017-09-15 | 2018-01-05 | 安徽养和医疗器械设备有限公司 | A kind of gas of detection |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000060336A1 (en) * | 1999-04-01 | 2000-10-12 | Bp Corporation North America Inc. | Apparatus and process for monitor and control of an ammoxidation reactor with a fourier transform infrared spectrometer |
| CN203490166U (en) * | 2013-08-30 | 2014-03-19 | 安徽养和医疗器械设备有限公司 | Main machine face shell of carbon-13 infrared spectrometer |
-
2014
- 2014-06-27 CN CN201410299041.5A patent/CN104048934A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000060336A1 (en) * | 1999-04-01 | 2000-10-12 | Bp Corporation North America Inc. | Apparatus and process for monitor and control of an ammoxidation reactor with a fourier transform infrared spectrometer |
| CN203490166U (en) * | 2013-08-30 | 2014-03-19 | 安徽养和医疗器械设备有限公司 | Main machine face shell of carbon-13 infrared spectrometer |
Non-Patent Citations (3)
| Title |
|---|
| HTTP://WWW.18SHOW.CN/ZT338474/PRODUCT_16982403.HTML: "幽门螺杆菌检测仪（碳13）wi90795", 《易展仪表展览网》 * |
| HTTP://WWW.BIDCENTER.COM.CN/NEWSCONTENT-12179192-1.HTML: "人民医院13C红外光谱仪招标公告", 《中国采招网》 * |
| 郝若飞，田菊: "急性脑梗死与幽门螺杆菌感染的相关性研究", 《药学服务与研究》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104931455A (en) * | 2015-07-03 | 2015-09-23 | 北京凯元盛世科技发展有限责任公司 | On-line near-infrared spectrum analyzer |
| CN107543917A (en) * | 2017-09-15 | 2018-01-05 | 安徽养和医疗器械设备有限公司 | A kind of gas of detection |
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Application publication date: 20140917 |