CN112365272A - Food sale tracing system - Google Patents
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- CN112365272A CN112365272A CN202011304868.2A CN202011304868A CN112365272A CN 112365272 A CN112365272 A CN 112365272A CN 202011304868 A CN202011304868 A CN 202011304868A CN 112365272 A CN112365272 A CN 112365272A
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Abstract
The invention discloses a food sale tracing system, which relates to the technical field of sale data tracing and solves the technical problem of source tracing difficulty caused by missing or unreal sale data in the food sale process; the data acquisition module is arranged and used for acquiring food information through communication connection with the Internet of things equipment, so that the data acquisition efficiency is improved, and the tracing accuracy of food sales is ensured; the data display module is arranged, and the identity information of the user is verified before the data display, so that the confidentiality of food sales data is ensured, and the traceability accuracy is further improved; the method is used for tracing based on the block chain technology, the block chain adopts the P2P network technology and the asymmetric technology, the data is stored in the block chain table mode, the characteristics of non-tampering and non-repudiation are realized, and the originality and the credibility of the food sales data are ensured.
Description
Technical Field
The invention belongs to the field of sales data traceability, relates to a block chain technology, and particularly relates to a food sales traceability system.
Background
The food quality safety tracing is an information management mode which can connect each link of production, inspection, supervision and consumption, so that a consumer can know the production and circulation processes which accord with the sanitation and safety, and the reassurance degree of the consumer is improved; the block chain adopts a P2P network technology and an asymmetric technology, adopts a block chain table mode to store data, and has the characteristics of being not tampered and not repudiated.
The invention patent with publication number CN108389063A provides a product sale tracing system, wherein a tracing identification code management module is arranged in the system, a promoter tracing identification code is given to a promoter, a product buyer submits the promoter tracing identification code and is given the product buyer tracing identification code when purchasing a product, a code chain is formed to trace where the product buyer comes, the system pays promoter fee according to the code chain, and the product buyer tracing identification code is converted into the promoter tracing identification code when the product buyer is converted into the promoter.
The technical scheme opens up a customer tracing system in the sales link, can accurately describe the sales link, realizes anti-counterfeiting shelving, targeted advertisement putting of enterprises, avoids internet popularization cheating, and provides a technical scheme of O2O online and offline integration to realize zero-inventory sales of physical stores; however, in the specific implementation process of the above scheme, the trace information is easily lost due to huge data volume; therefore, the above solution still needs further improvement.
Disclosure of Invention
In order to solve the problems existing in the scheme, the invention provides a food sales tracing system.
The purpose of the invention can be realized by the following technical scheme: a food sale tracing system comprises a block chain, a data storage module, an information display module, a data acquisition module and a data verification module;
the block chain comprises an interface unit and a database; the database is used for storing the tracing information;
the block chain is respectively in communication connection with the data storage module, the data display module and the data verification module, and the data acquisition module is in communication connection with the data verification module;
the data acquisition module is used for acquiring food information, and the data verification module is used for screening and verifying the food information and sending the screened food information to the block chain;
the data display module is used for displaying and exporting data.
Preferably, the step of screening and checking the food information by the data checking module includes:
acquiring written content of the food information after the food information is acquired through the Internet of things equipment, and marking the written content as XNi; 1, 2, … …, n;
when i is 1, verifying the data content of the written content XNi, and when the written content completely contains the content corresponding to the food information, judging that the written content XNi is qualified; otherwise, judging that the written content is incomplete and sending a content abnormal signal to the Internet of things equipment through the data acquisition module;
when i is>1, the data size of the written content XNi is obtained and marked as SDi, by formula
Acquiring a verification data evaluation coefficient YSPX; wherein alpha 1 and alpha 2 are preset proportionality coefficients, and both alpha 1 and alpha 2 are real numbers larger than 0;
when the verification data evaluation coefficient YSPX satisfies that L1 is less than or equal to YSP is less than or equal to L2, the written content is judged to be qualified; otherwise, judging that the written content is illegal, and sending a content writing illegal signal to the Internet of things equipment through the data acquisition module; wherein L1 and L2 are preset data verification evaluation coefficients, and L1 and L2 are both real numbers greater than 0;
the data verification module performs an opening test on the written content XNi to obtain an opening speed and a processing speed of the data verification module in the opening process, and marks the opening speed and the processing speed as DSi and CSi respectively;
by the formula
Acquiring a virus attack coefficient BGi; wherein β 1 and β 2 are preset proportionality coefficients, and both β 1 and β 2 are real numbers greater than 0;
when the virus attack coefficient BGi meets BGi > i3, the written content XNi is judged not to be threatened by the virus, and the written content XNi is sent to the block chain; when the virus attack coefficient BGi meets the condition that BGi is not more than L3, the written content XNi is judged to be threatened by the virus, the data verification module immediately deletes the written content XNi and detects all the written content, and meanwhile, the data acquisition module sends a data danger signal to the Internet of things module.
Preferably, the data display module is configured to acquire and display data in a block chain, and includes:
a user sends a data display signal to the data display module through the intelligent equipment; the intelligent terminal comprises an intelligent mobile phone, a notebook computer and a tablet computer;
the data display module carries out identity verification on the user, and after the identity verification is successful, an identity verification success signal is sent to the block chain through the data display module;
a user acquires food information in a block chain through keywords and marks the searched food information as target information; the keyword is any item in the food information;
and the block chain sends the target information to an intelligent terminal of a user for displaying.
Preferably, the authentication includes:
the user sends the identity authentication information to the data display module; the identity authentication information comprises name, job number, work unit and face image information;
after the data display module receives the verification information, the data storage module acquires an authority inquiry table; the authority inquiry table is preset personnel information with access authority, and comprises names, work numbers, working units and face image information of the personnel information with the access authority;
matching the verification information with the authority inquiry table to obtain an identity matching result; the identity matching result comprises a name matching result, a job number matching result, a work unit matching result and face image similarity; respectively marking the name matching result, the job number matching result, the work unit matching result and the face image similarity as XPJ, GPJ, GDPJ and MTX; when the values of the name matching result, the job number matching result and the work unit matching result are 0, the matching is failed, and when the values of the name matching result, the job number matching result and the work unit matching result are 1, the matching is successful;
obtaining an identity verification coefficient SYX through a formula SYX which is gamma 1 multiplied by XPJ multiplied by GPJ multiplied by GDPJ multiplied by MTX; wherein gamma 1 is a preset proportionality coefficient, and gamma 1 is a real number greater than 0;
when the identity authentication coefficient SYX meets the condition that SYX is larger than or equal to K1, judging that the identity authentication is successful, and sending an identity authentication success signal to the block chain through the data display module; when the identity authentication coefficient SYX meets the condition that SYX is less than K1, judging that the identity authentication fails, and sending an identity authentication failure signal to the intelligent terminal of the user through the data display module; where K1 is a preset authentication coefficient threshold.
Preferably, the data acquisition module acquires food information through an internet of things device, the internet of things device comprises a code scanner and a two-dimensional code identification device, and the internet of things device comprises an information writing unit and an information reading unit; the information carrier comprises an NFC chip and a two-dimensional code; the food information comprises food types, food ingredient lists, food manufacturers and production places, food identification codes, food transportation paths and food storage conditions.
Preferably, the information writing unit is configured to write food information to the information carrier, and the information reading unit is configured to read the food information recorded by the information carrier.
Preferably, the interface unit comprises a URL interface node, a WebService interface node and a PC interface node; the URL interface node is used for carrying out resource interaction with the Internet, the WebService interface node is used for developing a distributed interactive application program, and the PC interface node is used for carrying out data interaction with a PC end.
Preferably, the data storage module is used for standby data, and the standby data includes an authority lookup table.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention is provided with a data acquisition module, which is used for acquiring food information; the data acquisition module acquires food information through an internet of things device, the internet of things device comprises a code scanner and a two-dimensional code identification device, and the internet of things device comprises an information writing unit and an information reading unit; the information writing unit is used for writing food information into the information carrier, and the information reading unit is used for reading the food information recorded by the information carrier; the data acquisition module is in communication connection with the internet of things equipment to acquire food information, so that the data acquisition efficiency is improved, and the traceability accuracy of food sales is ensured;
2. the invention is provided with a data display module, which is used for acquiring and displaying data in a block chain; a user sends a data display signal to the data display module through the intelligent equipment; the data display module carries out identity verification on the user, and after the identity verification is successful, an identity verification success signal is sent to the block chain through the data display module; a user acquires food information in a block chain through keywords and marks the searched food information as target information; the block chain sends the target information to an intelligent terminal of a user for displaying; before data display is carried out by the data display module, the identity information of the user is verified, so that the confidentiality of food sales data is ensured, and the tracing accuracy is further improved;
3. the method is used for tracing based on the block chain technology, the block chain adopts the P2P network technology and the asymmetric technology, the data is stored in the block chain table mode, the characteristics of non-tampering and non-repudiation are realized, and the originality and the credibility of the food sales data are ensured.
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In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic diagram of the principle of the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a food sale tracing system includes a block chain, a data storage module, an information display module, a data acquisition module and a data verification module;
the block chain comprises an interface unit and a database; the database is used for storing the tracing information;
the block chain is respectively in communication connection with the data storage module, the data display module and the data verification module, and the data acquisition module is in communication connection with the data verification module;
the data acquisition module is used for acquiring food information, and the data verification module is used for screening and verifying the food information and sending the screened food information to the block chain;
the data display module is used for displaying and exporting data.
Further, the step of screening and checking the food information by the data checking module comprises:
acquiring written content of the food information after the food information is acquired through the Internet of things equipment, and marking the written content as XNi; 1, 2, … …, n;
when i is 1, verifying the data content of the written content XNi, and when the written content completely contains the content corresponding to the food information, judging that the written content XNi is qualified; otherwise, judging that the written content is incomplete and sending a content abnormal signal to the Internet of things equipment through the data acquisition module;
when i is>1, the data size of the written content XNi is obtained and marked as SDi, by formula
Acquiring a verification data evaluation coefficient YSPX; wherein alpha 1 and alpha 2 are preset proportionality coefficients, and both alpha 1 and alpha 2 are real numbers larger than 0;
when the verification data evaluation coefficient YSPX satisfies that L1 is less than or equal to YSP is less than or equal to L2, the written content is judged to be qualified; otherwise, judging that the written content is illegal, and sending a content writing illegal signal to the Internet of things equipment through the data acquisition module; wherein L1 and L2 are preset data verification evaluation coefficients, and L1 and L2 are both real numbers greater than 0;
the data verification module performs an opening test on the written content XNi to obtain an opening speed and a processing speed of the data verification module in the opening process, and marks the opening speed and the processing speed as DSi and CSi respectively;
by the formula
Acquiring a virus attack coefficient BGi; wherein β 1 and β 2 are preset proportionality coefficients, and both β 1 and β 2 are real numbers greater than 0;
when the virus attack coefficient BGi satisfies BGi > L3, the written content XNi is judged not to be threatened by the virus, and the written content XNi is sent to the block chain; when the virus attack coefficient BGi meets the condition that BGi is not more than L3, the written content XNi is judged to be threatened by the virus, the data verification module immediately deletes the written content XNi and detects all the written content, and meanwhile, the data acquisition module sends a data danger signal to the Internet of things module.
Further, the data display module is configured to obtain and display data in the block chain, and includes:
a user sends a data display signal to the data display module through the intelligent equipment; the intelligent terminal comprises an intelligent mobile phone, a notebook computer and a tablet computer;
the data display module carries out identity verification on the user, and after the identity verification is successful, an identity verification success signal is sent to the block chain through the data display module;
a user acquires food information in a block chain through keywords and marks the searched food information as target information; the keyword is any item in the food information;
and the block chain sends the target information to an intelligent terminal of a user for displaying.
Further, the authentication includes:
the user sends the identity authentication information to the data display module; the identity authentication information comprises name, job number, working unit and face image information;
after the data display module receives the verification information, the data storage module acquires an authority inquiry table; the authority inquiry table is preset personnel information with access authority, and comprises names, work numbers, working units and face image information of the personnel information with the access authority;
matching the verification information with the authority inquiry table to obtain an identity matching result; the identity matching result comprises a name matching result, a job number matching result, a work unit matching result and face image similarity; respectively marking the name matching result, the job number matching result, the work unit matching result and the face image similarity as XPJ, GPJ, GDPJ and MTX; when the values of the name matching result, the job number matching result and the work unit matching result are 0, the matching is failed, and when the values of the name matching result, the job number matching result and the work unit matching result are 1, the matching is successful;
obtaining an identity verification coefficient SYX through a formula SYX which is gamma 1 multiplied by XPJ multiplied by GPJ multiplied by GDPJ multiplied by MTX; wherein gamma 1 is a preset proportionality coefficient, and gamma 1 is a real number greater than 0;
when the identity authentication coefficient SYX meets the condition that SYX is larger than or equal to K1, judging that the identity authentication is successful, and sending an identity authentication success signal to the block chain through the data display module; when the identity authentication coefficient SYX meets the condition that SYX is less than K1, judging that the identity authentication fails, and sending an identity authentication failure signal to the intelligent terminal of the user through the data display module; where K1 is a preset authentication coefficient threshold.
Furthermore, the data acquisition module acquires food information through an internet of things device, the internet of things device comprises a code scanner and a two-dimensional code identification device, and the internet of things device comprises an information writing unit and an information reading unit; the information carrier comprises an NFC chip and a two-dimensional code; the food information comprises food types, food ingredient lists, food manufacturers and production places, food identification codes, food transportation routes and food storage conditions.
Further, the information writing unit is used for writing food information to the information carrier, and the information reading unit is used for reading the food information recorded by the information carrier.
Furthermore, the interface unit comprises a URL interface node, a WebService interface node and a PC interface node; the URL interface node is used for carrying out resource interaction with the Internet, the WebService interface node is used for developing a distributed interactive application program, and the PC interface node is used for carrying out data interaction with the PC terminal.
Further, the data storage module is used for standby data, and the standby data comprises an authority inquiry table.
Further, written content XNi includes verification confirmation information in addition to the first-time written content; the verification confirmation information comprises a responsible person signature of the verification organization and a official seal of the verification organization.
The above formulas are all calculated by removing dimensions and taking values thereof, the formula is one closest to the real situation obtained by collecting a large amount of data and performing software simulation, and the preset parameters in the formula are set by the technical personnel in the field according to the actual situation.
The working principle of the invention is as follows:
acquiring written content of the food information after the food information is acquired through the Internet of things equipment, and marking the written content as XNi; when i is 1, verifying the data content of the written content XNi, and when the written content completely contains the content corresponding to the food information, judging that the written content XNi is qualified; otherwise, judging that the written content is incomplete and sending a content abnormal signal to the Internet of things equipment through the data acquisition module; when i >1, the data size of the written content XNi is obtained and marked as SDi, and the data evaluation coefficient YSPX is verified; when the verification data evaluation coefficient YSPX satisfies that L1 is less than or equal to YSP is less than or equal to L2, the written content is judged to be qualified; otherwise, judging that the written content is illegal, and sending a content writing illegal signal to the Internet of things equipment through the data acquisition module; the data verification module performs an opening test on the written content XNi to obtain an opening speed and a processing speed of the data verification module in the opening process, and marks the opening speed and the processing speed as DSi and CSi respectively; a virus attack coefficient BGi; when the virus attack coefficient BGi satisfies BGi > L3, the written content XNi is judged not to be threatened by the virus, and the written content XNi is sent to the block chain; when the virus attack coefficient BGi meets the condition that BGi is not more than L3, the written content XNi is judged to be threatened by the virus, the data verification module immediately deletes the written content XNi and detects all the written content, and meanwhile, the data acquisition module sends a data danger signal to the Internet of things module.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the invention as defined in the following claims.
Claims (5)
1. A food sale tracing system is characterized by comprising a block chain, a data storage module, an information display module, a data acquisition module and a data verification module;
the block chain comprises an interface unit and a database; the database is used for storing the tracing information;
the block chain is respectively in communication connection with the data storage module, the data display module and the data verification module, and the data acquisition module is in communication connection with the data verification module;
the data acquisition module is used for acquiring food information, and the data verification module is used for screening and verifying the food information and sending the screened food information to the block chain;
the data display module is used for displaying and exporting data.
2. The food sales traceability system of claim 1, wherein the step of the data verification module performing screening verification on the food information comprises:
acquiring written content of the food information after the food information is acquired through the Internet of things equipment, and marking the written content as XNi; 1, 2, … …, n;
when i is 1, verifying the data content of the written content XNi, and when the written content completely contains the content corresponding to the food information, judging that the written content XNi is qualified; otherwise, judging that the written content is incomplete and sending a content abnormal signal to the Internet of things equipment through the data acquisition module;
when i >1, the data size of the written content XNi is obtained and labeled as SDi, by formula
Acquiring a verification data evaluation coefficient YSPX; wherein alpha 1 and alpha 2 are preset proportionality coefficients, and both alpha 1 and alpha 2 are real numbers larger than 0;
when the verification data evaluation coefficient YSPX satisfies that L1 is less than or equal to YSP is less than or equal to L2, the written content is judged to be qualified; otherwise, judging that the written content is illegal, and sending a content writing illegal signal to the Internet of things equipment through the data acquisition module; wherein L1 and L2 are preset data verification evaluation coefficients, and L1 and L2 are both real numbers greater than 0;
the data verification module performs an opening test on the written content XNi to obtain an opening speed and a processing speed of the data verification module in the opening process, and marks the opening speed and the processing speed as DSi and CSi respectively;
by the formula
Acquiring a virus attack coefficient BGi; wherein β 1 and β 2 are preset proportionality coefficients, and both β 1 and β 2 are real numbers greater than 0;
when the virus attack coefficient BGi meets BGi > L3, the written content XNi is judged not to be threatened by the virus, and the written content XNi is sent to the block chain; when the virus attack coefficient BGi meets the condition that BGi is not more than L3, the written content XNi is judged to be threatened by the virus, the data verification module immediately deletes the written content XNi and detects all the written content, and meanwhile, a data danger signal is sent to the Internet of things module through the data acquisition module; wherein L3 is a preset virus attack coefficient threshold.
3. The food sales traceability system of claim 1, wherein the data display module is configured to obtain and display data in a block chain, and comprises:
a user sends a data display signal to the data display module through the intelligent equipment; the intelligent terminal comprises an intelligent mobile phone, a notebook computer and a tablet computer;
the data display module carries out identity verification on the user, and after the identity verification is successful, an identity verification success signal is sent to the block chain through the data display module;
a user acquires food information in a block chain through keywords and marks the searched food information as target information; the keyword is any item in the food information;
and the block chain sends the target information to an intelligent terminal of a user for displaying.
4. The food sales tracing system of claim 1, wherein the data acquisition module acquires food information through an internet of things device, the internet of things device comprises a code scanner and a two-dimensional code identification device, and the internet of things device comprises an information writing unit and an information reading unit; the information carrier comprises an NFC chip and a two-dimensional code; the food information comprises food types, food ingredient lists, food manufacturers and production places, food identification codes, food transportation paths and food storage conditions.
5. The food sales tracing system of claim 1, wherein said interface unit comprises a URL interface node, a WebService interface node and a PC interface node; the URL interface node is used for carrying out resource interaction with the Internet, the WebService interface node is used for developing a distributed interactive application program, and the PC interface node is used for carrying out data interaction with a PC end.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011304868.2A CN112365272A (en) | 2020-11-19 | 2020-11-19 | Food sale tracing system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011304868.2A CN112365272A (en) | 2020-11-19 | 2020-11-19 | Food sale tracing system |
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| CN112365272A true CN112365272A (en) | 2021-02-12 |
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| CN202011304868.2A Withdrawn CN112365272A (en) | 2020-11-19 | 2020-11-19 | Food sale tracing system |
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Application publication date: 20210212 |