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CN-122022646-A - Intelligent interactive packaging box for food and information acquisition method

CN122022646ACN 122022646 ACN122022646 ACN 122022646ACN-122022646-A

Abstract

The invention relates to the technical field of food packaging, in particular to an intelligent interactive packaging box for food and an information acquisition method, the packaging box comprises a box body, an NFC interaction chip, a built-in acquisition module, an identification module, a correlation determination module, a correction module, a quality determination module and a control component of an output module. According to the invention, the correlation degree between the parameters reflecting the apparent state, the pH value and the turnover parameters is calculated and compared, and the correlation strength between the abnormal event and the internal chemical deterioration or external physical disturbance of the food is quantified, so that the abnormal sources are distinguished in a mechanism level, when the abnormal is judged to be mainly caused by the physical disturbance, the preset apparent threshold value for judging the apparent state is dynamically corrected, and the terminal consumer can obtain relevant information such as the product quality and the like on the premise of not unsealing through the NFC chip, thereby effectively solving the problem of high misjudgment rate of the food quality caused by the fact that the physical disturbance and the real deterioration are difficult to distinguish in apparent signals.

Inventors

  • LIN HUI

Assignees

  • 广州味之选食品有限公司

Dates

Publication Date
20260512
Application Date
20260128

Claims (10)

  1. 1. An intelligent interactive packaging box for food, characterized by comprising: a case for storing seasoning foods; the NFC interaction chip is arranged on the surface of the box body and used for storing food quality information; The control part is arranged at the side part of the box body and comprises an acquisition module, an identification module, a correlation determination module, a correction module, a quality determination module and an output module, wherein, The acquisition module is used for acquiring the free liquid level height difference in the box, the overturning angle and the overturning times of the box body, the pH value of the food and the wall hanging coverage proportion in real time; The identification module is used for identifying apparent abnormality according to a comparison result of the apparent index determined by the free liquid level height difference and the wall built-up coverage proportion and a preset apparent threshold; the correlation determination module is used for determining quality correlation and disturbance correlation according to the change cooperative characteristics of the free liquid level height difference and the wall-mounted coverage proportion, the pH value, the turnover angle and the turnover frequency based on the apparent anomaly identification result; The correction module is used for determining an apparent anomaly type based on the comparison result of the quality correlation and the disturbance correlation, and correcting the preset apparent threshold value by combining the time sequence correlation characteristics of the turning angle and the turning times; the quality determination module is used for determining a quality comprehensive index according to the corrected deviation degree of the preset apparent threshold value and the pH value; and the output module is used for outputting food quality information determined according to the threshold comparison result of the quality comprehensive index to the NFC interaction chip.
  2. 2. The intelligent interactive packaging box for a food product according to claim 1, wherein the identification module comprises: An index calculation unit for performing weighted summation on the normalized free liquid level height difference and the wall built-up coverage ratio according to a threshold comparison result of the free liquid level height difference and the wall built-up coverage ratio to determine the apparent index; An appearance identifying unit configured to identify the appearance abnormality when the appearance index is greater than the preset appearance threshold.
  3. 3. The intelligent interactive packaging box for a food product according to claim 2, wherein the correlation determination module comprises: a mass correlation calculation unit for determining a pH height correlation and a pH wall-built-up correlation from correlation characteristics of the pH value with the free liquid level difference and the wall-built-up coverage ratio, respectively; The disturbance correlation calculation unit is used for determining an angle height correlation, an angle wall built-up correlation, a frequency height correlation and a frequency wall built-up correlation according to the turning angle and the turning frequency and the correlation characteristics of the free liquid level height difference and the wall built-up coverage proportion respectively; And the correlation determination unit is used for determining the quality correlation according to the pH height correlation and the pH wall built-up correlation, and determining the disturbance correlation according to the frequency height correlation, the frequency wall built-up correlation, the angle height correlation and the angle wall built-up correlation.
  4. 4. A smart interactive packaging for food products according to claim 3, characterized in that said correlation determination unit comprises: A first determination subunit configured to determine the quality correlation from an average of the pH high correlation and the pH wall built-up correlation; And the second determination subunit is used for determining the disturbance correlation according to the frequency high correlation, the frequency wall-hanging correlation, the angle high correlation and the average value of the angle wall-hanging correlation.
  5. 5. The intelligent interactive packaging box for a food product according to claim 4, wherein the correction module comprises: A synchronization determination unit configured to determine a disturbance-related abnormality based on a comparison result of the mass correlation and the disturbance correlation, a threshold comparison result of each of the mass correlation and the disturbance correlation, and determine an abnormality duration from a time difference between an abnormality turning time determined by the turning angle and the number of times of turning and a time of the apparent abnormality; And a correction unit configured to determine that the apparent anomaly type is the physical disturbance type based on a threshold comparison result of the anomaly time length, and correct the preset apparent threshold according to the time-series correlation characteristics of the flip angle and the flip number.
  6. 6. The intelligent interactive packaging box for a food item according to claim 5, wherein the synchronization determining unit comprises: An anomaly determination subunit configured to determine that the disturbance correlation is anomaly when the quality correlation is less than the disturbance correlation, the quality correlation is less than a preset quality correlation threshold, and the disturbance correlation is greater than a preset disturbance correlation threshold; a flip determination subunit configured to determine, based on the disturbance-related abnormality, a historical time at which the flip angle is greater than a preset angle threshold and the flip number is greater than a preset number threshold as the abnormal flip time; and the synchronous determination subunit is used for calculating the time difference from the abnormal overturning moment to the apparent abnormal moment so as to obtain the abnormal duration.
  7. 7. The intelligent interactive packaging box for a food product according to claim 6, wherein the correction unit comprises: a type determination subunit configured to determine the apparent anomaly type as the physical disturbance type when the anomaly time length is greater than a preset anomaly threshold value; An influence quantization subunit configured to determine, based on the physical disturbance type, a roll-over synthesis factor from an average value of the roll-over angles and an average value of the roll-over times in the abnormal time period; And the correcting subunit is used for correcting the preset apparent threshold according to the coupling relation between the inversion comprehensive factor and the preset apparent threshold.
  8. 8. The intelligent interactive packaging box for a food product according to claim 7, wherein the quality determination module comprises: A deviation calculating unit configured to determine an apparent deviation degree according to a degree of difference between the apparent index and the corrected preset apparent threshold value, and to determine a pH deviation degree according to a degree of difference between the pH value and a preset pH threshold value; And a mass determination unit configured to determine the mass synthesis index from a weighted fusion result of the apparent deviation and the pH deviation.
  9. 9. The intelligent interactive packaging box for a food product according to claim 8, wherein the output module comprises: A grade determining unit for determining the grade of quality as primary quality or secondary quality or tertiary quality according to the threshold comparison result of the quality comprehensive index; And the output unit is used for outputting the quality grade to the NFC interaction chip.
  10. 10. An information acquisition method for food, applied to the intelligent interactive packaging box for food according to any one of claims 1 to 9, characterized by comprising: Acquiring the free liquid level difference in the box and the wall-hanging coverage proportion of the food; Identifying apparent abnormality according to a comparison result of the apparent index determined by the free liquid level height difference and the wall built-up coverage proportion and a preset apparent threshold; acquiring the overturning angle, overturning times and the pH value of food of the box body; Based on the apparent anomaly identification result, determining a quality correlation degree and a disturbance correlation degree according to the free liquid level height difference and the wall built-up coverage proportion and the change cooperative characteristics of the pH value, the turnover angle and the turnover frequency respectively; Determining an apparent anomaly type based on a comparison result of the quality correlation and the disturbance correlation, and correcting the preset apparent threshold value by combining time sequence correlation characteristics of the turning angle and the turning times; Determining a quality comprehensive index according to the corrected deviation degree of the preset apparent threshold value and the pH value; and outputting food quality information determined according to the threshold value comparison result of the quality comprehensive index to the NFC interaction chip.

Description

Intelligent interactive packaging box for food and information acquisition method Technical Field The invention relates to the technical field of food packaging, in particular to an intelligent interactive packaging box for food and an information acquisition method. Background With the rapid development of logistics technology, the trans-regional circulation of high-end semi-solid foods such as sauce, paste and the like becomes normal. However, in transportation and handling, the reversible apparent change caused by severe physical disturbance and the irreversible intrinsic deterioration caused by putrefactive chemical reaction show highly similar signals in an unopened state, so that the existing monitoring technology is difficult to accurately distinguish, not only causes misjudgment of consumers and food waste, but also hinders accurate quality management of a supply chain. Therefore, how to intelligently discriminate between physical disturbances and chemical spoilage becomes a key challenge in solving food safety and optimizing supply chain management. The Chinese patent application publication No. CN108382729A discloses a packaging box with an NFC chip and a control method thereof, the packaging box comprises a sealed box body, a substrate, a sensing module and an NFC chip, wherein the substrate is adhered to the inner surface of the box body, the sensing module is installed in the substrate and comprises a gas sensor and a humidity sensor, the gas sensor is used for detecting the gas concentration in the box body and transmitting the gas concentration to the NFC chip, the humidity sensor is used for detecting the humidity in the box body and transmitting the humidity to the NFC chip, the NFC chip is installed in the substrate and is connected with the sensing module, the NFC chip comprises a detection module for detecting the temperature in the box body, and the detection module calculates the temperature in the box body through a temperature-sensitive resistor with a positive temperature coefficient and a temperature-sensitive resistor with a negative temperature coefficient and a temperature-sensitive resistor with a second weight. Therefore, the packaging box with the NFC chip and the control method thereof have the following problems that the packaging box is powered by a flexible battery, the sensor and the chip are prone to unstable due to battery aging, the packaging box is monitored by a general environment parameter, the core direct index of product deterioration is prone to be ignored, the packaging box simply analyzes environmental factors such as temperature and humidity and the odor identification, and misjudgment of food quality due to external disturbance and product deterioration is prone to be impossible to distinguish. Disclosure of Invention Therefore, the invention provides an intelligent interactive packaging box for food and an information acquisition method, which are used for solving the problems of high misjudgment rate and poor reliability of food quality caused by the fact that physical disturbance and real deterioration are difficult to distinguish on apparent signals in the prior art through a multi-parameter cooperative judgment and self-correction mechanism. To achieve the above object, in one aspect, the present invention provides an intelligent interactive packaging box for food, comprising: a case for storing seasoning foods; the NFC interaction chip is arranged on the surface of the box body and used for storing food quality information; The control part is arranged at the side part of the box body and comprises an acquisition module, an identification module, a correlation determination module, a correction module, a quality determination module and an output module, wherein, The acquisition module is used for acquiring the free liquid level height difference in the box, the overturning angle and the overturning times of the box body, the pH value of the food and the wall hanging coverage proportion in real time; The identification module is used for identifying apparent abnormality according to a comparison result of the apparent index determined by the free liquid level height difference and the wall built-up coverage proportion and a preset apparent threshold; the correlation determination module is used for determining quality correlation and disturbance correlation according to the change cooperative characteristics of the free liquid level height difference and the wall-mounted coverage proportion, the pH value, the turnover angle and the turnover frequency based on the apparent anomaly identification result; The correction module is used for determining an apparent anomaly type based on the comparison result of the quality correlation and the disturbance correlation, and correcting the preset apparent threshold value by combining the time sequence correlation characteristics of the turning angle and the turning times; the quality determination module is use