CN217332161U - Quick detection device of english-red nine-size tea fresh leaf inclusion - Google Patents
Quick detection device of english-red nine-size tea fresh leaf inclusion Download PDFInfo
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- CN217332161U CN217332161U CN202122418119.9U CN202122418119U CN217332161U CN 217332161 U CN217332161 U CN 217332161U CN 202122418119 U CN202122418119 U CN 202122418119U CN 217332161 U CN217332161 U CN 217332161U
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Abstract
The utility model discloses a quick detection device of bright leaf inclusion of english-red No. nine tea, including quick-witted case and spectrum sampling chamber and the near infrared spectrum collection module of setting at quick-witted incasement, wherein: be provided with the sample carousel that can revolvable is used for placing the fresh tea leaf in the spectrum sampling chamber, near infrared spectrum collection module includes stretching into from the top the optical probe that is used for gathering the fresh tea leaf spectral information in the spectrum sampling chamber, optical probe can rotate, and can move along the direction that is close to or keeps away from the sample carousel. The utility model discloses be applied to the bright leaf inclusion of tea and detect near-infrared reflectance spectral analysis technique, the quick detection device that provides can multiple inclusion content in the bright leaf of the on-line measuring english-red nine number tea, has high efficiency, harmless, pollution-free, advantages such as the operation of being convenient for.
Description
Technical Field
The utility model relates to an agricultural product nondestructive test field, concretely relates to quick detection device of content in the bright leaf of english red No. nine tea.
Background
As a natural healthy beverage, the tea has a long consumption history and a wide consumer group. The data shows that the total area of 18 major tea-producing provinces (municipality and municipality) tea gardens in the country is 4747.69 ten thousand mu in 2020. With the improvement of consumption capability, the quality requirement of tea leaves for consumers is increasingly improved. At present, the moisture content is mainly measured by a drying and weighing method, the content of polyphenol and caffeine in tea leaves is mainly measured by a liquid chromatography method, and the traditional plant nitrogen measuring method has the inconveniences of long consumption time, complex operation and the like.
Disclosure of Invention
The utility model aims at providing a quick detection device of the bright leaf inclusion of english red No. nine tea, for inclusions such as the moisture content, nitrogen content, tea polyphenol and caffeine that detect english red No. nine tea bright leaf provide an effectual technological means.
In order to realize the task, the utility model adopts the following technical scheme:
the utility model provides a quick detection device of bright leaf inclusion of english red No. nine tea, includes quick-witted case and sets up spectrum sampling chamber and near infrared spectrum collection module in quick-witted case, wherein:
be provided with the sample carousel that can revolvable is used for placing the fresh tea leaf in the spectrum sampling chamber, near infrared spectrum collection module includes stretching into from the top the optical probe that is used for gathering the fresh tea leaf spectral information in the spectrum sampling chamber, optical probe can rotate, and can move along the direction that is close to or keeps away from the sample carousel.
Furthermore, the near infrared spectrum acquisition module also comprises a near infrared spectrometer, a Y-shaped optical fiber and a near infrared light source machine;
light emitted by the near-infrared light source machine is transmitted to fresh tea leaves on the sampling turntable through the Y-shaped optical fiber and the optical probe in sequence, after the light interacts with the fresh tea leaves, the light is transmitted back to the Y-shaped optical fiber through the optical probe, and the near-infrared spectrometer receives spectral information transmitted back by the Y-shaped optical fiber.
Further, the near-infrared spectrometer transmits the spectral information received by the optical probe to the microprocessor, and the microprocessor analyzes the spectral information to obtain the content of the fresh tea leaves and displays the detection result on a human-computer interaction interface.
Furthermore, a direct current push rod motor used for driving the optical probe to move is arranged above the spectrum sampling chamber and used for driving the optical probe to be close to the fresh tea leaves to fully collect spectrum information when the sampling turntable stops rotating.
Furthermore, the spectrum sampling chamber is a closed structure formed by enclosing light baffles, and a sampling chamber door is arranged on the side wall of the spectrum sampling chamber; the sampling turntable is arranged at the bottom in the spectrum sampling chamber and is driven by a stepping motor arranged below the spectrum sampling chamber.
Further, all be provided with the extinction coating on barn door, sample room door, the sample carousel.
Further, the rapid detection device further comprises: a power supply module;
the power supply module comprises a battery and a power supply control unit; the power supply control unit supplies power to electrical appliances in the spectrum sampling chamber and the near infrared spectrum acquisition module by using the battery through the driving circuit board.
Further, the rapid detection device further comprises: an image assist module;
the image auxiliary module is arranged on the inner wall of the spectrum sampling chamber and used for acquiring the working information of the optical probe, detecting the mechanical damage of the fresh tea leaves and feeding back the working information to the microprocessor.
Furthermore, a human-computer interaction interface is arranged outside the case and used for setting detection parameters and displaying a quick detection result of the fresh tea leaves.
Furthermore, heat dissipation holes and a lifting handle are formed in the outer portion of the case, the heat dissipation holes are distributed in the two sides of the case, and the lifting handle is installed at the top of the case.
Compared with the prior art, the utility model has the following technical characteristics:
the utility model discloses be applied to the bright leaf inclusion of tea and detect near-infrared reflectance spectral analysis technique, the quick detection device that provides can multiple inclusion content in the bright leaf of the on-line measuring english-red nine number tea, has high efficiency, harmless, pollution-free, advantages such as the operation of being convenient for.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a structural decomposition of the spectral sampling chamber and near infrared spectral acquisition module portion;
fig. 3 is a schematic structural diagram of a near infrared spectrum acquisition module.
The reference numbers in the figures illustrate: the system comprises a case 1, a spectrum sampling chamber 2, a near infrared spectrum acquisition module 3, a power supply module 4, a microprocessor 5, an image auxiliary module 6, a touch display screen 7, a human-computer interaction interface 8, a direct current push bar motor 9, heat dissipation holes 101, a lifting handle 102, a light barrier 201, a sampling turntable 202, a stepping motor 203, a sampling chamber door 204, a near infrared spectrometer 301, a Y-type optical fiber 302, a near infrared light source 303, an optical probe 304, a U-type block 305, a battery 401, a driving circuit board 402 and a power supply control unit 403.
Detailed Description
Referring to the attached drawings, the utility model provides a quick detection device of content in fresh leaves of tea of yinghong No. nine, including quick-witted case 1 and set up spectrum sampling chamber 2 and near infrared spectrum collection module 3 in quick-witted case 1, wherein: the spectrum sampling chamber 2 is provided with a rotatable sampling turntable 202 for placing fresh tea leaves, the near infrared spectrum acquisition module 3 comprises an optical probe 304 which extends into the spectrum sampling chamber 2 from the upper part and is used for acquiring spectrum information of the fresh tea leaves, and the optical probe 304 can rotate and can move along the direction close to or far away from the sampling turntable 202.
Referring to fig. 2, the near infrared spectrum acquisition module 3 further includes a near infrared spectrometer 301, a Y-shaped optical fiber 302 and a near infrared light source 303; one end of the Y-shaped optical fiber 302 is respectively connected with the near-infrared spectrometer 301 and the near-infrared light source machine 303, and the other end is connected with the optical probe 304. The light emitted by the near-infrared light source machine 303 is transmitted to fresh tea leaves on the sampling turntable 202 through the Y-shaped optical fiber and the optical probe 304 in sequence, and after the light interacts with the fresh tea leaves, the light is transmitted back to the Y-shaped optical fiber through the optical probe 304, and the near-infrared spectrometer 301 receives spectrum information transmitted back by the Y-shaped optical fiber. The wavelength range of the near-infrared spectrometer 301 in this embodiment is: 900 to 2500 nm. The near infrared spectrometer 301 transmits the spectrum information received by the optical probe 304 to the microprocessor 5, and the microprocessor 5 analyzes the spectrum information to obtain the content of the fresh tea leaves and displays the detection result on the human-computer interaction interface 8.
In this embodiment, a dc push bar motor 9 for driving the optical probe 304 to move is disposed above the spectrum sampling chamber 2, and is used for driving the optical probe 304 to approach the fresh tea leaves to fully collect spectrum information when the sampling turntable 202 stops rotating. The dc push lever motor 9 adjusts the height of the optical probe 304 in the vertical direction.
Optionally, the dc push bar motor 9 is connected to the optical probe 304 through a rotatable U-shaped block 305, the U-shaped block 305 can rotate 360 ° in the horizontal plane, before the detection, the U-shaped block 305 can be rotated by a manual adjustment manner to adjust the position of the optical probe 304 in the horizontal plane, and as for the position, the dc push bar motor 9 is used for adjusting the position during the detection, so as to ensure the flexibility of the position of the optical probe 304 and the detection accuracy.
As shown in the figure, the spectrum sampling chamber 2 is a closed structure surrounded by light barriers 201, and a sampling chamber door 204 is arranged on a side wall of the spectrum sampling chamber 2; the sampling turntable 202 is arranged at the bottom in the spectrum sampling chamber 2, and the sampling turntable 202 is driven by a stepping motor 203 arranged below the spectrum sampling chamber 2. By the rotation of the sampling turntable 202, the optical probe 304 can uniformly and multipoint acquire the spectrum information of the fresh tea leaves to be measured. Light absorption coatings are arranged on the light barrier 201, the sampling chamber door 204 and the sampling turntable 202, so that interference of diffuse reflection is reduced.
Optionally, the rapid detection apparatus further includes: an image auxiliary module 6;
the image auxiliary module 6 is installed on the inner wall of the spectrum sampling chamber 2, and is used for acquiring the working information of the optical probe 304, detecting the mechanical damage of the fresh tea leaves, and feeding back the working information to the microprocessor 5. The microprocessor 5 is used for performing discriminant analysis after the image feedback information provided by the image auxiliary module 6 so as to adjust the position of the optical probe 304; specifically, the microprocessor 5 issues an instruction to the dc push lever motor 9 to adjust the position of the optical probe 304 after performing discrimination analysis, and automatically eliminates spectral data which does not meet the requirements.
As a further explanation of the above technical solution, the rapid detection apparatus further includes: a power supply module 4;
the power module 4 includes a battery 401 and a power control unit 403; the power supply control unit 403 supplies power to the various electrical devices in the spectrum sampling chamber 2 and the near infrared spectrum collection module 3 through the drive circuit board 402 by using the battery 401.
Referring to fig. 1, a human-computer interaction interface 8 is arranged outside the case 1, and is used for setting detection parameters and displaying a rapid detection result of fresh tea leaves; the detection parameters include the number of scanning times, the scanning mode, the rotation speed and the cycle number of the sampling turntable 202, the control parameters of the direct current push bar motor 9, the spectrum data range of the near-infrared spectrometer 301, and the like.
The external of the case 1 is provided with heat dissipation holes 101 and a handle 102, the heat dissipation holes 101 are distributed on two sides of the case 1, and the handle 102 is installed at the top of the case 1.
The utility model discloses a detection device working process as follows:
1. turning on a power switch of the device, entering a human-computer interaction interface 8, and setting detection parameters; open spectrum sampling chamber 2 door, will await measuring yinghong nine tea is fresh to be put into sample carousel 202 for place tealeaves and sample carousel 202 flush, then close sample chamber door 204.
2. Step motor 203 drives sample carousel 202 rotatory for many-sided to the fresh tea leaf that awaits measuring detects, guarantees to detect the precision, pushes away the bar electricity through the direct current and drives optical probe 304 and carry out altitude mixture control, and for example an acquisition mode is:
clicking a collection button on the human-computer interaction interface 8, driving the sampling turntable 202 to rotate 90 degrees anticlockwise by the stepping motor 203, driving the optical probe 304 to move downwards to a set position by the direct current push bar motor 9, stopping the operation of the direct current push bar motor 9, detecting the spectrum information of the fresh leaves of the Yinghongjiu tea by the optical probe 304, driving the optical probe 304 to move upwards by the direct current push bar motor 9, and repeating the steps.
3. The near-infrared light source machine 303 emits near-infrared light, the optical probe 304 on the Y-shaped optical fiber 302 receives optical fibers and transmits optical signals to the near-infrared spectrometer 301, and the microprocessor 5 receives spectral information transmitted by the near-infrared spectrometer 301 for analysis and displays a detection result on the touch display screen 7 of the human-computer interaction interface 8 for display; wherein, the analysis process comprises the automatic processing of the spectral data, the detection of the content of the contents such as the water content, the nitrogen content, the tea polyphenol and the like of the fresh tea leaves, and the automatic display and the data storage; the automatic processing process can be that the spectral data are substituted into the corresponding prediction model to obtain the content of each content, and the grade of the fresh tea leaves is classified according to the content.
3. In the detection process, the image auxiliary module 6 is used for acquiring the working information of the optical probe 304 and the mechanical damage information of the tea leaves to be detected, the working information and the mechanical damage information of the tea leaves are fed back to the microprocessor 5, the microprocessor 5 receives the image feedback information and then conducts discriminant analysis, then an instruction is sent to the direct current push rod motor 9, the position of the optical probe 304 is adjusted, and meanwhile, the spectral data which do not meet the requirements are automatically removed.
The above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the embodiments of the present application and are intended to be included within the scope of the present application.
Claims (10)
1. The utility model provides a quick detection device of bright leaf inclusion of english-red No. nine tea which characterized in that, includes quick-witted case (1) and sets up spectrum sampling chamber (2) and near infrared spectrum collection module (3) in quick-witted case (1), wherein:
be provided with sample carousel (202) that can revolvable be used for placing the fresh tea leaf in spectrum sampling chamber (2), near infrared spectrum collection module (3) is including stretching into from the top optical probe (304) that are used for gathering the fresh tea leaf spectral information in spectrum sampling chamber (2), and optical probe (304) can be rotatory, and can be along being close to or keeping away from the direction motion of sample carousel (202).
2. The device for rapidly detecting the content of the fresh leaves of the Yinghong Jiu tea as claimed in claim 1, wherein the near infrared spectrum acquisition module (3) further comprises a near infrared spectrometer (301), a Y-shaped optical fiber (302) and a near infrared light source machine (303);
light emitted by the near-infrared light source machine (303) is transmitted to fresh tea leaves on the sampling turntable (202) sequentially through the Y-shaped optical fiber (302) and the optical probe (304), after the light interacts with the fresh tea leaves, the light is transmitted back to the Y-shaped optical fiber (302) through the optical probe (304), and the near-infrared spectrometer (301) receives spectral information transmitted back by the Y-shaped optical fiber (302).
3. The fast detecting device for the content of fresh Yinghongjiu tea leaves as claimed in claim 2, wherein the near infrared spectrometer (301) transmits the spectrum information received by the optical probe (304) to the microprocessor (5), and the microprocessor (5) analyzes the spectrum information to obtain the content of the fresh tea leaves and displays the detection result on the human-computer interface (8).
4. The fast detecting device for the contents of the fresh leaves of the Yinghong Jiu tea as claimed in claim 1, wherein a DC push bar motor (9) for driving the optical probe (304) to move is arranged above the spectrum sampling chamber (2) for driving the optical probe (304) to approach the fresh leaves of the tea so as to fully collect the spectrum information.
5. The fast detecting device for the contents of fresh leaves of Yinghong Jiu tea as claimed in claim 1, wherein the spectrum sampling chamber (2) is a closed structure surrounded by light barrier plates (201), and a sampling chamber door (204) is arranged on the side wall of the spectrum sampling chamber (2); the sampling turntable (202) is arranged at the bottom in the spectrum sampling chamber (2), and the sampling turntable (202) is driven by a stepping motor (203) arranged below the spectrum sampling chamber (2).
6. The fast detecting device for fresh leaves content of Yinghong Jiu tea as claimed in claim 5, wherein the light barrier (201), the sampling chamber door (204) and the sampling turntable (202) are all provided with light absorbing coatings.
7. The apparatus for rapidly detecting the contents of fresh leaves of Yinghong Jiu tea as claimed in claim 1, wherein the apparatus further comprises: a power supply module (4);
the power supply module (4) comprises a battery (401) and a power supply control unit (403); the power supply control unit (403) supplies power to electrical appliances in the spectrum sampling chamber (2) and the near infrared spectrum acquisition module (3) through the driving circuit board (402) by using the battery (401).
8. The rapid detection device for fresh English-Red nine-size tea leaf contents according to claim 3, wherein the rapid detection device further comprises: an image assistant module (6);
the image auxiliary module (6) is arranged on the inner wall of the spectrum sampling chamber (2) and is used for acquiring the working information of the optical probe (304), detecting the mechanical damage of the fresh tea leaves and feeding back the working information to the microprocessor (5).
9. The quick detection device for the contents of the fresh leaves of the Yinghong Jiu tea as claimed in claim 3, wherein the man-machine interface (8) is arranged outside the case (1) and is used for setting detection parameters and displaying the quick detection result of the fresh leaves of the tea.
10. The quick detection device for fresh tea leaf content in Yinghongjiu tea leaf according to claim 1, wherein the machine case (1) is provided with heat dissipation holes (101) and a handle (102) on the outside, the heat dissipation holes (101) are distributed on two sides of the machine case (1), and the handle (102) is installed on the top of the machine case (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122418119.9U CN217332161U (en) | 2021-10-08 | 2021-10-08 | Quick detection device of english-red nine-size tea fresh leaf inclusion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122418119.9U CN217332161U (en) | 2021-10-08 | 2021-10-08 | Quick detection device of english-red nine-size tea fresh leaf inclusion |
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| Publication Number | Publication Date |
|---|---|
| CN217332161U true CN217332161U (en) | 2022-08-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122418119.9U Active CN217332161U (en) | 2021-10-08 | 2021-10-08 | Quick detection device of english-red nine-size tea fresh leaf inclusion |
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| CN (1) | CN217332161U (en) |
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- 2021-10-08 CN CN202122418119.9U patent/CN217332161U/en active Active
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