CN115420607A - Comprehensive fruit quality detection analyzer - Google Patents

Comprehensive fruit quality detection analyzer Download PDF

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Publication number
CN115420607A
CN115420607A CN202211227821.XA CN202211227821A CN115420607A CN 115420607 A CN115420607 A CN 115420607A CN 202211227821 A CN202211227821 A CN 202211227821A CN 115420607 A CN115420607 A CN 115420607A
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China
Prior art keywords
shell
groove
detection groove
acidity
sensor
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Pending
Application number
CN202211227821.XA
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Chinese (zh)
Inventor
严红梅
邵金良
王云美
叶艳萍
李倩
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INSTITUTE OF QUALITY STANDARD AND DETECTION TECHNOLOGY YUNNAN ACADEMY OF AGRICULTURAL SCIENCES
Original Assignee
INSTITUTE OF QUALITY STANDARD AND DETECTION TECHNOLOGY YUNNAN ACADEMY OF AGRICULTURAL SCIENCES
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Application filed by INSTITUTE OF QUALITY STANDARD AND DETECTION TECHNOLOGY YUNNAN ACADEMY OF AGRICULTURAL SCIENCES filed Critical INSTITUTE OF QUALITY STANDARD AND DETECTION TECHNOLOGY YUNNAN ACADEMY OF AGRICULTURAL SCIENCES
Priority to CN202211227821.XA priority Critical patent/CN115420607A/en
Publication of CN115420607A publication Critical patent/CN115420607A/en
Pending legal-status Critical Current

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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
    • 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
    • G01N21/27—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection ; circuits for computing concentration
    • 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
    • G01N21/41—Refractivity; Phase-affecting properties, e.g. optical path length
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/06—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a liquid
    • G01N27/07—Construction of measuring vessels; Electrodes therefor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N3/02—Details
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/0014—Type of force applied
    • G01N2203/0016—Tensile or compressive
    • G01N2203/0019—Compressive
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/0058—Kind of property studied
    • G01N2203/0076—Hardness, compressibility or resistance to crushing
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
    • G01N2203/02—Details not specific for a particular testing method
    • G01N2203/06—Indicating or recording means; Sensing means
    • G01N2203/067—Parameter measured for estimating the property
    • G01N2203/0676—Force, weight, load, energy, speed or acceleration

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  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)

Abstract

The invention discloses a fruit quality comprehensive detection analyzer, which comprises a shell, wherein a pressure sensor is arranged in the shell, the upper end of the pressure sensor is provided with a sleeve, a pressure shaft is connected in the sleeve in a sliding manner, a spring is arranged between the sleeve and the pressure shaft, the upper end of the shell is provided with a liquid collecting tank, and the bottom of the liquid collecting tank is provided with a sliding hole which slides in a sealing manner with the pressure shaft; an acidity detection groove is arranged at the upper end of the shell downwards, one side of the liquid collecting groove is communicated with the acidity detection groove, and a PH sensor of which a glass electrode extends into the acidity detection groove is arranged in the shell; the upper end of the shell is downwards provided with a funnel-shaped detection groove, one side of the acidic detection groove is communicated with the funnel-shaped detection groove, the lower end opening of the funnel-shaped detection groove is provided with a prism, one side of the prism is provided with an LED lamp, the other side of the prism is provided with a light filter, and one side of the light filter, which is far away from the prism, is provided with a photoelectric sensor. The invention can simultaneously detect the hardness, acidity and sugar degree of the fruits and can be used for field detection of the fruit quality.

Description

Comprehensive fruit quality detection analyzer
Technical Field
The invention relates to the technical field of fruit quality detection, in particular to a fruit quality comprehensive detection analyzer.
Background
The grading standard of the fruits mainly comprises two indexes of external quality and internal quality, the external quality can be distinguished through direct appearance evaluation, the parameters mainly comprise parameters such as size, color, shape, surface defect and the like, the evaluation of the index parameters is simpler, however, the difference of the internal quality needs to be distinguished by adopting unique equipment, and the parameters such as sugar degree, acidity and hardness are mainly distinguished. However, the detection of the sugar degree, acidity and hardness of the fruit is provided with a single detection device, the three detections on the fruit need to be carried out separately, and three different devices are troublesome to carry and cannot be used for field detection of the fruit quality.
Disclosure of Invention
The invention aims to provide a fruit quality comprehensive detection analyzer, which can simultaneously detect the hardness, acidity and sugar degree of fruits, is simple and convenient to operate and convenient to carry and can be widely used for field detection of fruit quality.
The technical purpose of the invention is realized by the following technical scheme:
a fruit quality comprehensive detection analyzer comprises a shell, wherein a pressure sensor is arranged at the bottom in the shell, a sleeve with an opening at the upper end is arranged at the upper end of the pressure sensor, a pressure shaft is connected in the sleeve in a sliding mode, a spring is arranged between the bottom in the sleeve and the lower end of the pressure shaft, a liquid collecting tank is arranged at the upper end of the shell, and a sliding hole for the pressure shaft to extend out and to slide in a sealing mode is formed in the bottom of the liquid collecting tank;
an acidity detection groove is formed in the upper end of the shell downwards, a first drainage groove communicated with the acidity detection groove is formed in one side of the liquid collection groove, a PH sensor is arranged in the shell, and a glass electrode of the PH sensor extends into the acidity detection groove;
the upper end of the shell is downwards provided with a funnel-shaped detection groove with an opening at the lower end, the upper end of the funnel-shaped detection groove is provided with a shading cover, one side of the acidic detection groove is provided with a second drainage groove communicated with the funnel-shaped detection groove, the opening at the lower end of the funnel-shaped detection groove is provided with a prism, an LED lamp is arranged on one side of the prism in the shell, an optical filter is arranged on the other side of the prism in the shell, and a photoelectric sensor is arranged on one side of the optical filter away from the prism in the shell;
the LED lamp is characterized in that a battery and an integrated circuit board are arranged in the shell, a display screen and a switch key are arranged at the upper end of the shell, and the pressure sensor, the PH sensor, the LED lamp, the photoelectric sensor, the display screen and the switch key are all electrically connected with the integrated circuit board.
By adopting the technical scheme, when the comprehensive quality of the fruits is detected, taking apple detection as an example, a small piece of peel is cut off from one side of the apple, the peeled position of the apple is forcibly inserted downwards to the pressure shaft, the pressure shaft is stressed to downwards compress the spring, the fruits with different hardness are inserted into the pressure shaft with different depths, the compression degrees of the springs are different, and the pressures detected by the pressure sensors are different, so that the hardness of the apple can be judged through the pressures detected by the pressure sensors;
after the pressure shaft is inserted into the apple, the apple can extrude fruit juice due to extrusion, the fruit juice flows into the liquid collecting tank along the pressure shaft, the fruit juice flows into the acidity detection tank along the liquid collecting tank, the PH value of the fruit juice is rapidly detected by using the PH sensor, and the acidity of the apple is judged;
fruit juice spills over to funnel-shaped from the acidity detection groove gradually and detects in the groove, shines through the LED lamp after that and refracts to sample liquid interface through the prism, then on the photoelectric sensor, different sample liquid medium can produce different refracting indexes, and the displacement that the light beam fell on photoelectric sensor at last can change, according to the photoelectric signal of light beam displacement, handles the brix that reachs the apple through integrated circuit board.
The invention is further provided with: and wing plates are arranged on two sides of the pressure shaft, and the sliding holes can be used for the sealing sliding of the wing plates.
Through adopting above-mentioned technical scheme, if utilize the juice that the pressure axis extrusion flows too little, can make a round trip to rotate the apple, utilize the fin strip to stir pulp and make it flow more juice.
The invention is further configured as follows: the section of the sleeve is rectangular, and the lower end of the pressure shaft is provided with a rectangular sliding block which slides in the sleeve.
The invention is further configured as follows: the bottom of the liquid collecting groove inclines downwards towards the first drainage groove.
The invention is further configured as follows: the bottom of the acidity detection groove is higher than the bottom of the second drainage groove.
The invention is further provided with: one side of the shell is provided with a charging socket electrically connected with the battery.
Compared with the prior art, the invention has the following beneficial effects:
firstly, the fruit hardness, acidity and sugar content detection device has the function of detecting the hardness, acidity and sugar content of fruits, is more convenient to carry and use by integrating the fruit hardness, acidity and sugar content detection device on a detector, and can be widely applied to scenes needing field detection;
secondly, the invention can finish three detections of hardness, acidity and sugar content only by inserting the pressure shaft into fruit pulp once, and compared with the three separate detections, the operation is simpler and more convenient.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a view for showing the internal structure of the present invention;
fig. 3 is used to show the connection of the pressure shaft and the sliding sleeve.
In the figure: 1. a housing; 11. an acidity detection tank; 12. a first drainage groove; 13. a funnel-shaped detection tank; 14. a second drainage groove; 15. a charging jack; 2. a pressure sensor; 3. a sleeve; 31. a rectangular slider; 32. a pressure shaft; 33. a slat; 34. a spring; 4. a liquid collecting tank; 5. a pH sensor; 51. a glass electrode; 61. a prism; 62. an LED lamp; 63. an optical filter; 64. a photosensor; 71. a battery; 72. an integrated circuit board; 81. a display screen; 82. and (6) switching a key.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
An embodiment, referring to fig. 1-3, a fruit quality comprehensive testing analyzer, including a housing 1, a pressure sensor 2 is disposed at the bottom in the housing 1, a sleeve 3 with an upper end opening is disposed at the upper end of the pressure sensor 2, the cross section of the sleeve 3 is rectangular, a rectangular slider 31 is slidably connected to the sleeve 3, a pressure shaft 32 is disposed at the upper end of the rectangular slider 31, two wing strips 33 are disposed at both sides of the pressure shaft 32, the wing strips 33 are used for stirring pulp to make the pulp juice flow out, a spring 34 is disposed between the bottom in the sleeve 3 and the lower end of the rectangular slider 31, a rectangular liquid collecting tank 4 is disposed at the upper end of the housing 1, a sliding hole (not shown in the figure) for the pressure shaft 32 to extend out and to slide in a sealing manner is disposed at the bottom of the liquid collecting tank 4, and the sliding hole can also be used for the wing strips 33 to slide in a sealing manner.
An acidity detection groove 11 is downwards arranged at the upper end of the shell 1, a first drainage groove 12 communicated with the acidity detection groove 11 is formed in one side of the liquid collection groove 4, the bottom of the liquid collection groove 4 is downwards inclined towards the first drainage groove 12, a PH sensor 5 is arranged in the shell 1, and a glass electrode 51 of the PH sensor 5 extends into the acidity detection groove 11.
The upper end of the shell 1 is downwards provided with a funnel-shaped detection groove 13 with an opening at the lower end, one side of the acidity detection groove 11 is provided with a second drainage groove 14 communicated with the funnel-shaped detection groove 13, the bottom of the acidity detection groove 11 is higher than that of the second drainage groove 14, the upper end of the funnel-shaped detection groove 13 is provided with a light shielding cover, the light shielding cover does not block the second drainage groove 14, the opening at the lower end of the funnel-shaped detection groove 13 is provided with a prism 61, one side of the prism 61 in the shell 1 is provided with an LED lamp 62, the other side of the prism 61 in the shell 1 is provided with a light filter 63, and one side of the light filter 63 in the shell 1, which is far away from the prism 61, is provided with a photoelectric sensor 64.
A battery 71 and an integrated circuit board 72 are arranged in the casing 1, a charging socket 15 electrically connected with the battery 71 is arranged on one side of the casing 1, a display screen 81 and a switch key 82 are arranged at the upper end of the casing 1, and the pressure sensor 2, the PH sensor 5, the LED lamp 62, the photoelectric sensor 64, the display screen 81 and the switch key 82 are all electrically connected with the integrated circuit board 72.
The use method comprises the following steps: when the comprehensive quality of the fruits is detected, taking apple detection as an example, a small piece of peel is cut off from one side of the apple, the peeled position of the apple is forcibly inserted downwards to the pressure shaft 32, the pressure shaft 32 is stressed to downwards compress the spring 34, fruits with different hardness are inserted into the pressure shaft 32 with different depths, the compression degrees of the spring 34 are different, and the pressure detected by the pressure sensor 2 is different, so that the hardness of the apple can be judged through the pressure detected by the pressure sensor 2;
after the pressure shaft 32 is inserted into the apple, the apple can extrude juice by extrusion and flow into the liquid collecting tank 4 along the pressure shaft 32, if the outflow juice is too little, the apple can be rotated back and forth, the wing plate strips 33 are utilized to stir pulp so that more juice flows out, the juice flows into the acidity detection tank 11 along the liquid collecting tank 4, the PH value of the juice is rapidly detected by the PH sensor 5, and the acidity of the apple is judged;
fruit juice spills over to funnel-shaped detection tank 13 in from acidity detection tank 11 gradually, then shines through LED lamp 62 and refracts sample liquid interface through prism 61, then on hitting photoelectric sensor 64, different sample liquid medium can produce different refracting indexes, and the displacement that the light beam finally fell on photoelectric sensor 64 can change, according to the photoelectric signal of light beam displacement, handles the brix that reachs the apple through integrated circuit board 72.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications without inventive contribution to the present embodiment as required after reading the present specification, but all of them are protected by patent law within the scope of the present invention.

Claims (6)

1. The utility model provides a fruit quality comprehensive testing analysis appearance, includes casing (1), its characterized in that: a pressure sensor (2) is arranged at the bottom in the shell (1), a sleeve (3) with an opening at the upper end is arranged at the upper end of the pressure sensor (2), a pressure shaft (32) is connected in the sleeve (3) in a sliding manner, a spring (34) is arranged between the bottom in the sleeve (3) and the lower end of the pressure shaft (32), a liquid collecting tank (4) is arranged at the upper end of the shell (1), and a sliding hole for the pressure shaft (32) to extend out and slide in a sealing manner is formed in the bottom of the liquid collecting tank (4);
an acidity detection groove (11) is formed in the upper end of the shell (1) downwards, a first drainage groove (12) communicated with the acidity detection groove (11) is formed in one side of the liquid collection groove (4), a PH sensor (5) is arranged in the shell (1), and a glass electrode (51) of the PH sensor (5) extends into the acidity detection groove (11);
the upper end of the shell (1) is downwards provided with a funnel-shaped detection groove (13) with an opening at the lower end, the upper end of the funnel-shaped detection groove (13) is provided with a shading cover, one side of the acidity detection groove (11) is provided with a second drainage groove (14) communicated with the funnel-shaped detection groove (13), the opening at the lower end of the funnel-shaped detection groove (13) is provided with a prism (61), one side of the prism (61) in the shell (1) is provided with an LED lamp (62), the other side of the prism (61) in the shell (1) is provided with an optical filter (63), and one side of the optical filter (63) in the shell (1) far away from the prism (61) is provided with a photoelectric sensor (64);
be provided with battery (71) and integrated circuit board (72) in casing (1), the upper end of casing (1) is provided with display screen (81) and switch button (82), pressure sensor (2) PH sensor (5) LED lamp (62) photoelectric sensor (64) display screen (81) reach switch button (82) all with integrated circuit board (72) electricity links.
2. The fruit quality comprehensive detection analyzer according to claim 1, characterized in that: both sides of the pressure shaft (32) are provided with wing strips (33), and the sliding holes can be used for the sealing sliding of the wing strips (33).
3. The fruit quality comprehensive detection analyzer according to claim 1, characterized in that: the section of the sleeve (3) is rectangular, and a rectangular sliding block (31) which slides in the sleeve (3) is arranged at the lower end of the pressure shaft (32).
4. The fruit quality comprehensive detection analyzer according to claim 1, characterized in that: the bottom of the liquid collecting groove (4) is inclined downwards towards the first drainage groove (12).
5. The fruit quality comprehensive detection analyzer according to claim 1, characterized in that: the bottom of the acidity detection groove (11) is higher than the bottom of the second drainage groove (14).
6. The fruit quality comprehensive detection analyzer according to claim 1, characterized in that: one side of the shell (1) is provided with a charging socket (15) which is electrically connected with the battery (71).
CN202211227821.XA 2022-10-09 2022-10-09 Comprehensive fruit quality detection analyzer Pending CN115420607A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202211227821.XA CN115420607A (en) 2022-10-09 2022-10-09 Comprehensive fruit quality detection analyzer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202211227821.XA CN115420607A (en) 2022-10-09 2022-10-09 Comprehensive fruit quality detection analyzer

Publications (1)

Publication Number Publication Date
CN115420607A true CN115420607A (en) 2022-12-02

Family

ID=84206080

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202211227821.XA Pending CN115420607A (en) 2022-10-09 2022-10-09 Comprehensive fruit quality detection analyzer

Country Status (1)

Country Link
CN (1) CN115420607A (en)

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