CN204461607U - A kind of Handheld spectrometer - Google Patents
A kind of Handheld spectrometer Download PDFInfo
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- CN204461607U CN204461607U CN201520149591.9U CN201520149591U CN204461607U CN 204461607 U CN204461607 U CN 204461607U CN 201520149591 U CN201520149591 U CN 201520149591U CN 204461607 U CN204461607 U CN 204461607U
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- portable terminal
- imaging sensor
- spectra collection
- collection unit
- linear imaging
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Abstract
The utility model relates to Handheld spectrometer, comprises spectra collection unit, transmission unit and portable terminal, and spectra collection unit is connected with portable terminal by transmission unit; Spectra collection unit comprises entrance slit, reflective concave surface grating and CMOS linear imaging sensor, entrance slit and described CMOS linear imaging sensor are arranged on the same line, reflective concave surface grating is arranged on the incident light direction of illumination of entrance slit, so that the reflected light signal of testing sample unit is projected described CMOS linear imaging sensor, CMOS linear imaging sensor is connected with portable terminal by transmission unit.The utility model carries with easy to use, is directly connected with terminal used in everyday by USB, achieves harmless, detects fast, and testing result can by uploading to associated mechanisms or sharing with friend during network implementation.
Description
Technical field
The utility model relates to a kind of spectrometer, particularly a kind of Handheld spectrometer.
Background technology
At the safety testing field of articles for daily use, food, the method based on spectrum detection technique is used to can't harm food, detect fast, qualitative or all had very ripe solution quantitative.This compensate for the defects such as the speed of now conventional chemical detection.But the existing pertinent instruments shortcoming based on spectrum detection technique safety detection is that its volume and weight all cannot meet daily requirement of carrying.And be difficult to single operation, this makes to use and can't harm food based on the method for spectrum detection technique, detects fast and be difficult to use in general life well promoted.
Utility model content
For solving above-mentioned technical matters, the utility model provides a kind of Handheld spectrometer, and this spectrometer is easy to carry, and achieves harmless simply and easily, safety detection fast, and testing result can by uploading to associated mechanisms or sharing with friend during network implementation.
The utility model proposes a kind of Handheld spectrometer, comprise spectra collection unit, transmission unit and portable terminal, described spectra collection unit is connected with described portable terminal by transmission unit;
Described spectra collection unit comprises entrance slit, reflective concave surface grating and CMOS linear imaging sensor, described entrance slit and described CMOS linear imaging sensor are arranged on the same line, described reflective concave surface grating is arranged on the incident light direction of illumination of described entrance slit, so that the reflected light signal of testing sample unit is projected described CMOS linear imaging sensor, described CMOS linear imaging sensor is connected with described portable terminal by transmission unit.
Optionally, described transmission unit is USB transmission line.
Optionally, described spectra collection unit is provided with USB interface, and described USB interface is connected with the USB receiver of described portable terminal by described USB transmission line.
Optionally, described USB interface has multiple.
Optionally, described spectra collection unit is provided with wireless communication module, and described wireless communication module is connected with the built-in wireless communication module of described portable terminal.
Optionally, described portable terminal is mobile phone or panel computer.
The Handheld spectrometer that the utility model proposes, based on MEMS and image sensor technologies, adopt the spectra collection unit being of a size of centimetre-sized, carry with easy to use, and be directly connected with terminal device used in everyday by USB interface, can realize can't harm, obtaining testing result fast, and testing result can by uploading to associated mechanisms or sharing with friend during network implementation.
Accompanying drawing explanation
Can understanding feature and advantage of the present utility model clearly by reference to accompanying drawing, accompanying drawing is schematic and should not be construed as and carry out any restriction to the utility model, in the accompanying drawings:
Fig. 1 is the structural representation of a kind of Handheld spectrometer that the utility model proposes;
Fig. 2 is the optical texture schematic diagram of the spectrographic detection collecting unit in a kind of Handheld spectrometer of utility model proposition.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Fig. 1 is the structural representation of a kind of Handheld spectrometer that the utility model proposes, as shown in Figure 1, the utility model proposes a kind of Handheld spectrometer, comprise spectra collection unit 10, transmission unit 20 and portable terminal 30, described spectra collection unit 10 is connected with described portable terminal 30 by transmission unit 20;
Described spectra collection unit 10 comprises entrance slit 101, reflective concave surface grating 102 and CMOS linear imaging sensor 103, its optical texture as shown in Figure 2, described entrance slit 101 arranges on sub same straight line with described CMOS linear imaging sensor 103, described reflective concave surface grating 102 is arranged on the incident light direction of illumination of described entrance slit 101, so that the reflected light signal of testing sample unit is projected described CMOS linear imaging sensor 103, described CMOS linear imaging sensor 103 is connected with described portable terminal 30 by transmission unit 20, described portable terminal 30 receives the data that described CMOS linear imaging sensor 103 transmits and processes.Reflective concave surface grating, as light-splitting device, adopts the reflective concave surface grating based on nanometer embossing.
Wherein, described transmission unit 20 can be USB transmission line, for transmitting the data of control signal to imageing sensor and output image sensor.
Further, described spectra collection unit 10 is provided with USB interface, and described portable terminal 30 is provided with USB receiver, and described USB interface is connected with the USB receiver of described portable terminal 30 by described USB transmission line.
Wherein, the USB interface that described spectra collection unit 10 is arranged can have multiple, and is connected with corresponding portable terminal respectively, synchronously processes the data gathered.
The spectra collection unit 10 that the utility model proposes can also arrange wireless communication module, and this wireless communication module is connected with the built-in wireless communication module of described portable terminal 30.A people can be made in the real time data processing of responsible terminal device when carrying out real time spectrum data acquisition, another people is by just only holding the collection that the spectra collection unit being loaded with wireless communication module carries out the spectroscopic data in preset range, make the actual range between the spectra collection unit for data acquisition and the portable terminal for data processing not be subject to the restriction of transmission unit, effectively increase work efficiency.
Wherein, portable terminal is preferably mobile phone or panel computer, is connected with imageing sensor by transmission unit, for exporting the data sent control signal and the reception imageing sensor of imageing sensor, and correlation analysis is carried out to data, finally carry out result display.And testing result can by uploading to associated mechanisms or sharing with friend during network implementation.
Below, the principle of work of the Handheld spectrometer that the utility model embodiment proposes is described.
The principle of work of the Handheld spectrometer that the utility model provides, specific as follows:
The reflected signal of testing sample unit enters spectra collection unit 10, enter from the entrance slit 101 spectra collection unit 10, through as the reflective concave surface grating 102 of light-splitting device signal being carried out light-splitting processing and projecting on CMOS linear imaging sensor 103, imageing sensor 103 carries out opto-electronic conversion, obtain spectral cube data, and be transferred to portable terminal by transmission unit, through the process of terminal unit, and show result, test sample article unit is treated in realization, as food, harmless, detect fast.And testing result can by uploading to associated mechanisms or sharing with friend during network implementation.
The Handheld spectrometer that the utility model proposes, compared with existing spectrometer, has following beneficial effect:
1, based on MEMS and image sensor technologies, adopt size at the spectra collection unit of centimetre-sized, compact conformation, carries with easy to use.
2, be directly connected with terminal device used in everyday by USB interface or wireless communication unit, can realize can't harm, obtaining testing result fast, and testing result by uploading to associated mechanisms during network implementation or sharing with friend, can expand the application of imaging spectrum system.
The above is only embodiment of the present utility model, not does any pro forma restriction to the utility model.
Although the utility model discloses as above with embodiment, but and be not used to limit the utility model.Any those of ordinary skill in the art, do not departing under technical solutions of the utility model ambit, the Method and Technology content of above-mentioned announcement all can be utilized to make many possible variations and modification to technical solutions of the utility model, or be revised as the Equivalent embodiments of equivalent variations.Therefore, every content change and modification not departing from technical solutions of the utility model, all still belongs to the scope of technical solutions of the utility model protection.
Claims (6)
1. a Handheld spectrometer, is characterized in that, this Handheld spectrometer comprises spectra collection unit, transmission unit and portable terminal, and described spectra collection unit is connected with described portable terminal by transmission unit;
Described spectra collection unit comprises entrance slit, reflective concave surface grating and CMOS linear imaging sensor, described entrance slit and described CMOS linear imaging sensor are arranged on the same line, described reflective concave surface grating is arranged on the incident light direction of illumination of described entrance slit, so that the reflected light signal of testing sample unit is projected described CMOS linear imaging sensor, described CMOS linear imaging sensor is connected with described portable terminal by transmission unit.
2. Handheld spectrometer according to claim 1, is characterized in that, described transmission unit is USB transmission line.
3. Handheld spectrometer according to claim 2, is characterized in that, described spectra collection unit is provided with USB interface, and described USB interface is connected with the USB receiver of described portable terminal by described USB transmission line.
4. Handheld spectrometer according to claim 3, is characterized in that, described USB interface has multiple.
5., according to the arbitrary described Handheld spectrometer of claim 1-4, it is characterized in that, described spectra collection unit is provided with wireless communication module, and described wireless communication module is connected with the built-in wireless communication module of described portable terminal.
6. Handheld spectrometer according to claim 1, is characterized in that, described portable terminal is mobile phone or panel computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520149591.9U CN204461607U (en) | 2015-03-16 | 2015-03-16 | A kind of Handheld spectrometer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520149591.9U CN204461607U (en) | 2015-03-16 | 2015-03-16 | A kind of Handheld spectrometer |
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| Publication Number | Publication Date |
|---|---|
| CN204461607U true CN204461607U (en) | 2015-07-08 |
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| CN201520149591.9U Active CN204461607U (en) | 2015-03-16 | 2015-03-16 | A kind of Handheld spectrometer |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106124424A (en) * | 2016-06-22 | 2016-11-16 | 北京谱芸科技有限责任公司 | Milk powder type identifier system |
| CN106124419A (en) * | 2016-06-22 | 2016-11-16 | 北京谱芸科技有限责任公司 | Milk powder type identifier device and milk powder type identifier system |
| CN108020516A (en) * | 2016-11-03 | 2018-05-11 | 中国科学院大连化学物理研究所 | Spectrometer or imaging spectrometer |
| CN108303379A (en) * | 2018-01-08 | 2018-07-20 | 中国农业大学 | The potato detection device of hand-held |
| CN111257261A (en) * | 2020-02-26 | 2020-06-09 | Oppo广东移动通信有限公司 | Electronic equipment and method for monitoring water quality by using electronic equipment |
| CN111829961A (en) * | 2019-04-18 | 2020-10-27 | 苏州优函信息科技有限公司 | Food quality detection method and system based on portable imaging spectrometer |
| CN113485020A (en) * | 2021-05-31 | 2021-10-08 | 上海悠睿光学有限公司 | Light splitter based on transmission grating |
-
2015
- 2015-03-16 CN CN201520149591.9U patent/CN204461607U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106124424A (en) * | 2016-06-22 | 2016-11-16 | 北京谱芸科技有限责任公司 | Milk powder type identifier system |
| CN106124419A (en) * | 2016-06-22 | 2016-11-16 | 北京谱芸科技有限责任公司 | Milk powder type identifier device and milk powder type identifier system |
| CN108020516A (en) * | 2016-11-03 | 2018-05-11 | 中国科学院大连化学物理研究所 | Spectrometer or imaging spectrometer |
| CN108303379A (en) * | 2018-01-08 | 2018-07-20 | 中国农业大学 | The potato detection device of hand-held |
| CN108303379B (en) * | 2018-01-08 | 2024-03-15 | 中国农业大学 | Handheld potato detection equipment |
| CN111829961A (en) * | 2019-04-18 | 2020-10-27 | 苏州优函信息科技有限公司 | Food quality detection method and system based on portable imaging spectrometer |
| CN111257261A (en) * | 2020-02-26 | 2020-06-09 | Oppo广东移动通信有限公司 | Electronic equipment and method for monitoring water quality by using electronic equipment |
| CN113485020A (en) * | 2021-05-31 | 2021-10-08 | 上海悠睿光学有限公司 | Light splitter based on transmission grating |
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