CN112858313B - Sheep milk adulteration detection device - Google Patents
Sheep milk adulteration detection device Download PDFInfo
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- CN112858313B CN112858313B CN202110085489.7A CN202110085489A CN112858313B CN 112858313 B CN112858313 B CN 112858313B CN 202110085489 A CN202110085489 A CN 202110085489A CN 112858313 B CN112858313 B CN 112858313B
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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
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/8803—Visual inspection
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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
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
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- 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
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- 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
- G01N27/20—Investigating the presence of flaws
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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
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N2021/0106—General arrangement of respective parts
- G01N2021/0112—Apparatus in one mechanical, optical or electronic block
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Abstract
The invention discloses a detection device for detecting adulteration of sheep milk, which forms a detection loop through a conductive column and sheep milk, is matched with a conductivity detector to continuously detect the conductivity of the sheep milk at different temperatures, can be matched with a supporting plate to adjust the detection depth, and is convenient and quick to use.
Description
Technical Field
The invention discloses a sheep milk adulteration detection device, relates to a device capable of detecting sheep milk adulteration, and belongs to the field of food quality inspection. In particular to a form through leading electrical pillar and sheep milk liquid and detect the return circuit, the electric conductivity that cooperates the electric conductivity detector to sheep milk under the different temperatures lasts the detection, and can cooperate and transfer the fagging to adjust the detection depth, uses convenient swift detection device.
Background
The sheep milk is a nutrient product with higher comprehensive nutrient content than both the goat milk and the cow milk, and is more convenient for human body absorption compared with the goat milk and the cow milk, especially for infants with fragile intestines and stomach, the sheep milk is softer and is convenient for the stomach digestion of the infants, and stimulation influence can not be generated.
The publication number CN101929951A discloses a near infrared spectrum discrimination method for goat milk doped in milk, which comprises the steps of 1) selecting a milk sample, 2) near infrared spectrum acquisition and 3) establishing a qualitative discrimination model by clustering analysis, wherein the fresh milk and the adulterated milk are subjected to clustering analysis to realize qualitative judgment.
Disclosure of Invention
In order to improve the situation, the detection device for detecting the adulteration of the sheep milk, provided by the invention, forms a detection loop by the conductive column and the sheep milk, is matched with the conductivity detector to continuously detect the conductivity of the sheep milk at different temperatures, can be matched with the supporting plate to adjust the detection depth, and is convenient and rapid to use.
The invention relates to a sheep milk adulteration detection device which is realized by the following steps: the invention relates to a sheep milk adulteration detection device which comprises a handle, a control cylinder, a fixed sleeve, a main insulating sleeve, a supporting plate, a main contact, an auxiliary insulating sleeve, a light transmission window, a lighting lamp, a display screen, a conductive post and a scraping and sweeping block, wherein the middle part of the supporting plate is provided with an arched part, the arched part extends to two ends of the supporting plate, the supporting plate is an elastic plate, the supporting plate is provided with two through holes, the two through holes are respectively close to two ends of the supporting plate and are positioned on the arched part, the main insulating sleeve is arranged in one through hole, the main insulating sleeve is provided with a scale, the auxiliary insulating sleeve is arranged in the other through hole, the auxiliary insulating sleeve is provided with a scale, one end of the fixed sleeve is arranged on one end of the main insulating sleeve, the other end of the fixed sleeve is arranged on one end of the auxiliary insulating sleeve, the fixed sleeve is a U-shaped sleeve, the conductive post is arranged in the fixed sleeve, the conductive post is a U-shaped post, one end of the conductive column is arranged in the main insulating sleeve, the other end of the conductive column is arranged in the auxiliary insulating sleeve, the main contact is arranged at one end of the conductive column and extends out of the other end of the main insulating sleeve, the auxiliary contact is arranged at the other end of the conductive column and extends out of the other end of the auxiliary insulating sleeve, the main insulating sleeve is sleeved with the scraping and sweeping block, the scraping and sweeping block is an annular block and is positioned on the outer ring of the through hole, the middle part of the adjusting and supporting plate is provided with a light-transmitting window, the control cylinder is arranged at the middle part of the fixed sleeve, the illuminating lamp is arranged at the bottom of the control cylinder and corresponds to the light-transmitting window, the display screen is arranged outside the control cylinder, the middle part of the fixed sleeve is provided with a handle, the control cylinder is internally provided with an electric conductivity detector, a signal converter, a data processing device, a controller and a wireless signal transceiver, the electric conductivity detector is in signal connection with the signal converter through a data transmission line, the signal converter is in signal connection with the data processing device through a data transmission line, the data processing device is in signal connection with the controller through a data transmission line, the controller is connected with the wireless signal transceiver through a data transmission line, and the wireless signal transceiver and the display screen form information interaction.
Advantageous effects
1. The actual damp erosion degree of the sheep milk can be judged by detecting the conductivity of the sheep milk, and whether the sheep milk is deteriorated or not can be accurately judged.
2. The detection depth can be adjusted, and the sheep's Yang milk in different intervals can be detected.
3. Can provide good illumination regulation to assist personnel to observe the milk color and luster, carry out true and false and rotten judgement.
4. Simple structure, convenience and practicality.
5. Low cost and convenient popularization.
Drawings
FIG. 1 is a three-dimensional structure diagram of a sheep milk adulteration detection device of the present invention;
FIG. 2 is a schematic view of the structure of the sheep milk adulteration detection device of the present invention;
FIG. 3 is a side view of a sheep milk adulteration detection device of the present invention;
in the attached drawings
Wherein the following steps are as follows: the device comprises a handle (1), a control cylinder (2), a fixing sleeve (3), a main insulating sleeve (4), a supporting adjusting plate (5), a main contact (6), an auxiliary contact (7), an auxiliary insulating sleeve (8), a light-transmitting window (9), a lighting lamp (10), a display screen (11), a conductive column (12), a reagent cup (13) and a scraping block (14)
The specific implementation mode is as follows:
the invention relates to a sheep milk adulteration detection device which is realized by comprising a handle (1), a control cylinder (2), a fixed sleeve (3), a main insulating sleeve (4), a supporting adjusting plate (5), a main contact (6), an auxiliary contact (7), an auxiliary insulating sleeve (8), a light-transmitting window (9), a lighting lamp (10), a display screen (11), a conductive column (12) and a scraping block (14), wherein an arched part is arranged in the middle of the supporting adjusting plate (5), the arched part extends to two ends of the supporting adjusting plate (5), the supporting adjusting plate (5) is an elastic plate, two through holes are formed in the supporting adjusting plate (5), the two through holes are respectively close to two ends of the supporting adjusting plate (5) and are positioned on the arched part, the main insulating sleeve (4) is arranged inside one through hole, scales are arranged on the main insulating sleeve (4), the auxiliary insulating sleeve (8) is arranged inside the other through hole, scales are arranged on the auxiliary insulating sleeve (8), one end of the fixed sleeve (3) is arranged on one end of the main insulating sleeve (4), the insulating sleeve (8) of the auxiliary insulating sleeve (3) is arranged inside the conductive column (12), the insulating sleeve (3), the insulating sleeve (12) is arranged inside the insulating sleeve (8), the main contact (6) is arranged at one end of the conductive column (12) and extends out of the other end of the main insulating sleeve (4), the auxiliary contact (7) is arranged at the other end of the conductive column (12) and extends out of the other end of the auxiliary insulating sleeve (8), the main insulating sleeve (4) is sleeved with the scraping and sweeping block (14), the auxiliary insulating sleeve (8) is sleeved with the scraping and sweeping block (14), the scraping and sweeping block (14) is an annular block and is positioned on the outer ring of the through hole, the middle part of the adjusting and supporting plate (5) is provided with a light-transmitting window (9), the control cylinder (2) is arranged at the middle part of the fixed sleeve (3), the illuminating lamp (10) is arranged at the bottom of the control cylinder (2) and corresponds to the light-transmitting window (9), the display screen (11) is arranged outside the control cylinder (2), the middle part of the fixed sleeve (3) is provided with a handle (1), the inside of the control cylinder (2) is provided with a conductivity detector, a signal converter, a data processing device, a controller and a wireless signal transceiver, the conductivity detector is in signal connection with the signal converter through a data transmission line, the signal converter is in signal connection with the data processing device through a data transmission line, the data processing device is in signal connection with the controller through a data transmission line, the controller is connected with the wireless signal transceiver through a data transmission line, and the wireless signal transceiver and the display screen (11) form information interaction;
the signal converter can receive the signal transmitted by the conductivity detector and convert the signal;
the data processing device and the signal converter carry out information interaction, and a computer-readable storage medium is stored in the data processing device;
the computer readable storage medium when executed performs the steps of: processing the data of the received conductivity signal;
the controller and the data processing device carry out information interaction;
the data processing device consists of a processing component and a memory;
the processing component controls the overall operation of the data processing device;
the processing components may include one or at least two processors to execute instructions to perform all or part of the steps of the above-described method;
the memory is configured to store various types of data to support the operation of the data processing apparatus.
The memory may be implemented by any type or combination of volatile or non-volatile memory devices, such as Static Random Access Memory (SRAM), electrically erasable programmable read-only memory (EEPROM), erasable programmable read-only memory (EPROM), programmable read-only memory (PROM), read-only memory (ROM), magnetic memory, flash memory, magnetic or optical disks.
The signal converter is a converter which is commonly used at present and converts an electric signal into a digital signal.
The controller may be implemented by one or at least two Application Specific Integrated Circuits (ASICs), programmable Logic Devices (PLDs), field Programmable Gate Arrays (FPGAs), controllers, microcontrollers, microprocessors, or other electronic components for executing instructions of the data processing apparatus.
The invention also relates to a sheep milk adulteration detection method, which is characterized by comprising the following steps:
1) Adding sheep milk to be detected into the reagent cup (13), and placing the supporting plate (5) at the opening of the reagent cup (13);
2) The illuminating lamp (10) is turned on, and the liquid surface is accurately irradiated through the light-transmitting window (9), so that sufficient illumination is improved, a worker can accurately judge the color of the liquid, and the authenticity of the sheep milk is preliminarily judged;
3) The middle part of the adjusting support plate (5) is pressed, so that the arched part in the middle part of the adjusting support plate (5) is propped against the mouth part of the reagent cup (13), and the through hole on the adjusting support plate is flattened and enlarged;
4) Then, the handle (1) is held by hand, the main insulating sleeve (4) and the auxiliary insulating sleeve (8) are correspondingly inserted into the two through holes, and the inserting depth is controlled and adjusted according to the scales on the main insulating sleeve (4) and the auxiliary insulating sleeve (8), so that the main insulating sleeve (4) and the auxiliary insulating sleeve (8) are correspondingly inserted into the milk in the reagent cup (13);
5) When the depth required to be measured is reached, the pressing of the supporting adjusting plate (5) is stopped, so that the arch part in the middle of the supporting adjusting plate (5) is reset, the originally flattened and expanded through hole retracts, and the main insulating sleeve (4) and the auxiliary insulating sleeve (8) are clamped and fixed;
6) A main contact (6) on the main insulating sleeve (4), an auxiliary contact (7) on the auxiliary insulating sleeve (8) and milk form a closed detection loop through the conductive column (12);
7) The reagent cup (13) is heated by the heating plate, so that the temperature of the sheep milk in the reagent cup (13) is gradually increased and heated;
8) The conductivity detector in the control cylinder (2) continuously detects the conductivity of the sheep milk and transmits signals to the inside of the signal converter, the signal converter performs analog-to-digital conversion on the received signals and then transmits digital signals to the data processing device, the data processing device performs data processing according to a computer-readable storage medium stored in the data processing device to obtain a current conductivity value, the value is transmitted to the inside of the wireless signal transceiver through the controller, and the wireless signal transceiver transmits and displays a conductivity change value curve on the display screen (11) so as to observe indoor characteristics;
9) The difference of the resistivity changes of the adulterated milk and the pure sheep milk can be seen according to the comparison of the resistivity among different temperatures, and the detection is finished;
the middle part of the fixed sleeve (3) is provided with the handle (1), the fixed sleeve (3) can move up and down through the handle (1), so that the main insulating sleeve (4) and the auxiliary insulating sleeve (8) can be inserted and pulled out, and the use is convenient and fast;
the arched parts extend to the two ends of the supporting plates (5), the supporting plates (5) are designed to be elastic plates, and through holes in the arched parts can be expanded and retracted along with the deformation of the arched parts, so that the main insulating sleeves (4) and the auxiliary insulating sleeves (8) in the through holes can be clamped and fixed;
scales are arranged on the main insulating sleeve (4), and the design of scales is arranged on the auxiliary insulating sleeve (8), so that the insertion depths of the main insulating sleeve (4) and the auxiliary insulating sleeve (8) can be measured, and the use is convenient and quick;
the fixed sleeve (3) is designed as a U-shaped sleeve, can be matched with the main insulating sleeve (4) and the auxiliary insulating sleeve (8) to protect the conductive column (12), and can control the main insulating sleeve (4) and the auxiliary insulating sleeve (8) to be simultaneously inserted into milk to form a detection loop so as to avoid influencing a detection result;
the conductive column (12) is designed as a U-shaped column and can be matched with the main contact (6), the auxiliary contact (7) and the milk to form a closed detection loop, so that the conductivity change in the milk is detected by using a conductivity detector;
the scraping and sweeping block (14) is sleeved on the main insulating sleeve (4), the scraping and sweeping block (14) is sleeved on the auxiliary insulating sleeve (8), the scraping and sweeping block (14) is an annular block and is positioned on the outer ring of the through hole, and when the main insulating sleeve (4) and the auxiliary insulating sleeve (8) are drawn out of the through hole, the scraping and sweeping block (14) can scrape milk adhered to the main insulating sleeve (4) and the auxiliary insulating sleeve (8);
the middle part of the supporting plate (5) is provided with a light-transmitting window (9) which is matched with an illuminating lamp (10) at the bottom of the control cylinder (2), so that a worker can accurately judge the color of the liquid and preliminarily judge the authenticity of the sheep milk;
the design of heating the reagent cup (13) through the heating plate can gradually heat the sheep milk in the reagent cup (13), and the continuous detection of the internal conductivity by the conductivity detector is matched, so that the conductivity of the sheep milk at different temperatures is represented on the display screen (11) in a curve manner, and the difference of the change of the resistivity of the adulterated milk and the resistivity of the pure sheep milk can be seen through the comparison of the resistivity at different temperatures;
the adjusting support plate (5), the main insulating sleeve (4) and the auxiliary insulating sleeve (8) are matched, the adjusting support plate (5) is an elastic plate and is supported at the opening of the reagent cup (13) in use, a worker presses the arch part of the adjusting support plate (5) to flatten and expand a through hole in the arch part, so that the main insulating sleeve (4) and the auxiliary insulating sleeve (8) can slide in the through hole, the pressing is stopped, the adjusting support plate (5) resets to retract the through hole, and the main insulating sleeve (4) and the auxiliary insulating sleeve (8) are clamped and fixed;
reach and form the detection return circuit through leading electrical pillar (12) and sheep milk liquid, cooperation conductivity detector lasts the detection to the conductivity of sheep milk under the different temperatures, and can cooperate and transfer fagging (5) to adjust the detection depth, uses convenient swift purpose.
Claims (8)
1. A sheep milk adulteration detection device is characterized in that: the middle part of the adjusting supporting plate is provided with an arched part, the adjusting supporting plate is provided with two through holes, the two through holes are respectively close to two ends of the adjusting supporting plate and are positioned on the arched part, the main insulating sleeve is arranged inside one through hole, the main insulating sleeve is provided with scales, the auxiliary insulating sleeve is arranged inside the other through hole, the auxiliary insulating sleeve is provided with scales, one end of the fixing sleeve is arranged on one end of the main insulating sleeve, the other end of the fixing sleeve is arranged on one end of the auxiliary insulating sleeve, the conductive post is arranged inside the fixing sleeve, the conductive post is a U-shaped post, one end of the conductive post is arranged inside the main insulating sleeve, the other end of the conductive post is arranged inside the auxiliary insulating sleeve, the main contact is arranged on one end of the conductive post and extends out of the other end of the main insulating sleeve, and the auxiliary contact is arranged on the other end of the conductive post, the other end of the auxiliary insulating sleeve extends out, the control cylinder is arranged in the middle of the fixing sleeve, the illuminating lamp is arranged at the bottom of the control cylinder and corresponds to the light-transmitting window, the display screen is arranged outside the control cylinder, the middle of the fixing sleeve is provided with a handle, the control cylinder is internally provided with a conductivity detector, a signal converter, a data processing device, a controller and a wireless signal transceiver, the conductivity detector is in signal connection with the signal converter through a data transmission line, the signal converter is in signal connection with the data processing device through a data transmission line, the data processing device is in signal connection with the controller through a data transmission line, the controller is connected with the wireless signal transceiver through a data transmission line, and the wireless signal transceiver and the display screen form information interaction; the signal converter can receive the signal transmitted by the conductivity detector and convert the signal; the data processing device and the signal converter carry out information interaction, and a computer readable storage medium is stored in the data processing device; the computer readable storage medium when executed performs the steps of: carrying out data processing on the received conductivity signal; controller and data processing apparatus carry out the information interaction, transfer fagging, main insulating cover and assist insulating cover matched with design, transfer the fagging to the elastic plate, support during the use and prop the oral area at the reagent cup, the staff presses down fagging portion of arching for the through-hole exhibition in the arching portion is flat to be enlarged, thereby can make main insulating cover and assist the insulating cover to slide in the through-hole, stops to press, transfers the fagging to reset, makes the through-hole retract, carries out the card to die fixedly main insulating cover and assist the insulating cover, open at the middle part of transferring the fagging has the printing opacity window.
2. The apparatus as claimed in claim 1, wherein the reagent cup is heated by the heating plate, so that the temperature of the sheep milk in the reagent cup can be gradually raised and heated, and the conductivity of the sheep milk at different temperatures can be shown on the display screen in a curve form by the continuous detection of the conductivity in the reagent cup by the conductivity detector, so that the difference between the resistivity changes of the adulterated milk and the pure sheep milk can be seen by comparing the resistivity at different temperatures.
3. The device as claimed in claim 1, wherein the fixing sleeve is a U-shaped sleeve, and can cooperate with the main insulating sleeve and the auxiliary insulating sleeve to protect the conductive post, and control the main insulating sleeve and the auxiliary insulating sleeve to be inserted into the milk at the same time to form a detection loop.
4. The sheep milk adulteration detection device as claimed in claim 1, wherein the conductive column is a U-shaped column, and can cooperate with the main contact, the auxiliary contact and the milk to form a closed detection loop, so as to detect the conductivity change inside the milk by using the conductivity detector.
5. The apparatus as claimed in claim 1, wherein a scraping block is disposed on the main insulating sleeve, and a scraping block is disposed on the auxiliary insulating sleeve.
6. The apparatus as claimed in claim 5, wherein the scraping and sweeping block is an annular block and is located at an outer periphery of the through hole.
7. The apparatus for detecting the adulteration of sheep milk according to claim 1, wherein said arch portion extends to both ends of a supporting plate, said supporting plate being an elastic plate.
8. The method for detecting the adulteration of the sheep milk by using the device for detecting the adulteration of the sheep milk as claimed in claim 1, is characterized in that:
1) Adding the sheep milk to be detected into the reagent cup, and placing the adjusting plate at the mouth of the reagent cup;
2) The illuminating lamp is turned on, and the illuminating lamp accurately irradiates the liquid surface through the light-transmitting window, so that sufficient illumination is improved, a worker can accurately judge the color of the liquid, and the authenticity of the sheep milk is preliminarily judged;
3) Pressing the middle part of the adjusting support plate to enable the arched part in the middle part of the adjusting support plate to be propped against the mouth part of the reagent cup, and flattening and expanding the through hole on the adjusting support plate;
4) Then, the handle is held by hand, the main insulating sleeve and the auxiliary insulating sleeve are correspondingly inserted into the two through holes, and the inserting depth is controlled and adjusted according to the scales on the main insulating sleeve and the auxiliary insulating sleeve, so that the main insulating sleeve and the auxiliary insulating sleeve are correspondingly inserted into milk in the reagent cup;
5) When the depth required to be measured is reached, the pressing of the supporting adjusting plate is stopped, the arch part in the middle of the supporting adjusting plate is reset, the through hole which is originally flattened and expanded is retracted, and the main insulating sleeve and the auxiliary insulating sleeve are clamped and fixed;
6) The main contact on the main insulating sleeve, the auxiliary contact on the auxiliary insulating sleeve and the milk form a closed detection loop through the conductive column;
7) Heating the reagent cup through the heating plate to gradually heat the sheep milk in the reagent cup;
8) The conductivity detector in the control cylinder continuously detects the conductivity of the goat milk and transmits signals to the inside of the signal converter, the signal converter performs analog-to-digital conversion on the received signals and then transmits digital signals to the data processing device, the data processing device performs data processing according to computer readable storage media stored in the data processing device to obtain the current conductivity value, then the value is transmitted to the inside of the wireless signal transceiver through the controller, and the wireless signal transceiver transmits and displays the conductivity change value curve on the display screen so as to observe the indoor characteristics;
9) Therefore, the difference of the resistivity changes of the adulterated milk and the pure sheep milk can be seen according to the comparison of the resistivity among different temperatures, and the detection is completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110085489.7A CN112858313B (en) | 2021-01-14 | 2021-01-14 | Sheep milk adulteration detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110085489.7A CN112858313B (en) | 2021-01-14 | 2021-01-14 | Sheep milk adulteration detection device |
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| Publication Number | Publication Date |
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| CN112858313A CN112858313A (en) | 2021-05-28 |
| CN112858313B true CN112858313B (en) | 2022-11-18 |
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| CN202110085489.7A Active CN112858313B (en) | 2021-01-14 | 2021-01-14 | Sheep milk adulteration detection device |
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| CN113484373B (en) * | 2021-07-02 | 2024-01-19 | 西安建筑科技大学 | Semi-coke quality control method based on resistivity detection and application thereof |
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