WO2020168612A1

WO2020168612A1 - Logistics guarantee system and method in combination with blockchain

Info

Publication number: WO2020168612A1
Application number: PCT/CN2019/079990
Authority: WO
Inventors: 陈彬; 陈诗鹏
Original assignee: 深圳大学
Priority date: 2019-02-18
Filing date: 2019-03-28
Publication date: 2020-08-27
Also published as: CN109961255A; CN109961255B

Abstract

A logistics guarantee system and method in combination with a blockchain. The system comprises a logistics container end (100), a client (200), and a smart contract (300) which are communicated with one another by means of a blockchain node (400), wherein the smart contract (300) is stored on a blockchain. The logistics container end (100) comprises a logistics container (110) used for containing goods (120) and a sensor (130) disposed in the logistics container (110) to detect logistics container data in the logistics container (110). The client (200) comprises a client receiving module (210) used for receiving the logistics container data and/or logistics container alarm data. The smart contract (300) comprises: a container information uploading module (311) used for being called by the logistics container end to receive logistics container data; a logistics container alarm module (312) used for being called by the logistics container end and/or the client to compare the logistics container data with reference logistics container data and generate logistics container alarm data on the basis of the comparison result; and a container information transmission module (313) used for being called by the client to transmit the logistics container data and/or the logistics container alarm data to the client.

Description

A logistics guarantee system and method combined with blockchain

Technical field

The invention relates to the field of logistics, and more specifically, to a logistics guarantee system and method combined with a blockchain.

Background technique

With the continuous improvement of the quality requirements of food and medicine, it is particularly important to ensure that the quality is fresh and safe during transportation. And these special items that are sensitive to the environment, such as fresh food, or medical drugs such as vaccines, antibiotics, etc., are easily affected by the storage environment. This category of goods requires stable environmental conditions during transportation. Once the storage environment is disturbed, it is easy to cause the goods to deteriorate and damage, and this impact usually requires professional methods to be able to identify. However, due to the large number of items, it is difficult to implement professional inspections for each item, which ultimately led to a large number of disputes and adverse consequences.

technical problem

The technical problem to be solved by the present invention is to provide a logistics guarantee system and method combined with a blockchain that can monitor environmental data in a transport container and prevent tampering with the environmental data in view of the above-mentioned defects of the prior art.

Technical solutions

The technical solution adopted by the present invention to solve its technical problems is: constructing a logistics guarantee system combined with blockchain, including: logistics container end, user end and intelligence stored on the blockchain that communicate with each other through blockchain nodes contract;

The logistics container end includes: a logistics container for holding goods, and a sensor arranged in the logistics container to detect the data of the logistics container in the logistics container;

The user end includes: a user end receiving module for receiving the logistics container data and/or logistics container alarm data;

The smart contract includes: a container information upload module for the logistics container terminal to call to receive the logistics container data; for the logistics container terminal and/or the user terminal to call to upload the logistics container The data is compared with the reference logistics container data, and the logistics container alarm module generates the logistics container alarm data based on the comparison result; and is used for the user terminal to call to transmit the logistics container data to the user terminal and/or Container information transmission module for logistics container alarm data.

In the logistics guarantee system combined with the blockchain of the present invention, the logistics container end further includes a locking device arranged on the logistics container; the user end includes: a device for receiving unlocking information input by a user Unlocking information receiving module; the smart contract further includes: a user information uploading module for being called by the client to receive the unlocking information receiving unit, for being called by the client to receive from the client The obtained unlocking information is compared with the reference unlocking information, and based on the comparison result, an unlocking module that generates unlocking alarm information or unlocking the unlocking information for confirming the locking device; the logistics container end monitors the confirmed unlocking information based on the confirmation The unlocking information opens the locking device.

In the logistics guarantee system combined with the blockchain of the present invention, the user terminal includes a method for comparing all the received logistics container data with the user terminal standard logistics container data, and generating an alarm signal based on the comparison result The alarm module; the alarm module publishes the generated alarm signal on the blockchain.

In the logistics guarantee system combined with the blockchain of the present invention, the smart contract further includes a method for the user to call to receive and verify the request information of the user, and generate upload information or illegal information based on the verification result. Call the alert verification unit, and the logistics container end uploads the logistics container data when the upload information is monitored.

In the logistics guarantee system combined with the blockchain of the present invention, the blockchain node includes an Ethereum blockchain node; the sensor includes a temperature sensor, a humidity sensor, a vibration sensor and/or a GPS sensor; the The logistics container data includes temperature data, humidity data, vibration data and/or GPS data.

In the logistics security system combined with the blockchain of the present invention, the locking device includes a switch motor activated based on the unlock confirmation information, and a lock that opens or closes the logistics container based on the activation of the switch motor .

In the logistics guarantee system combined with the blockchain of the present invention, the switch motor, the temperature sensor, the humidity sensor, the vibration sensor and/or the GPS sensor communicate with the logistics container through an API port. End communication.

Another technical solution adopted by the present invention to solve its technical problems is to construct a logistics guarantee method combined with blockchain, including:

S1. Construct a logistics container terminal and a user terminal that communicate with each other through a blockchain, and a smart contract stored on the blockchain; wherein the logistics container terminal includes: a logistics container for holding goods, and is set in the logistics container Among them is a sensor that detects the data of the logistics container in the logistics container, and a locking device provided on the logistics container; the user terminal includes: a device for receiving the logistics container data and/or the logistics container alarm data Client receiving module;

S2. Receive the logistics container data from the logistics container terminal by calling the smart contract, compare the logistics container data with reference logistics container data, and generate logistics container alarm data based on the comparison result, and call the The smart contract releases the logistics container alarm data and the logistics container data to the client;

S3. The user terminal obtains the logistics container data and the logistics container alarm data by monitoring the smart contract, and after receiving the unlocking information, executes the unlocking information with the reference unlocking information by calling the smart contract Compare, and generate unlocking alarm information or confirm unlocking information for opening the locking device based on the comparison result;

S4. The logistics container terminal obtains confirmation unlocking information by monitoring the smart contract, and opens the locking device based on the confirmed unlocking information.

In the logistics guarantee method combined with the blockchain of the present invention, it further includes:

S5. The client calls the smart contract to receive and verify the request information of the client, and based on the verification result, informs the logistics container to upload the logistics container data or generate an illegal call alarm;

S6. The logistics container end invokes the smart contract to upload the logistics container data.

S7. The user terminal compares all the received logistics container data with the user terminal standard logistics container data, generates an alarm signal based on the comparison result, and publishes the generated alarm signal on the blockchain.

Beneficial effect

The implementation of the logistics guarantee system and method combined with the blockchain of the present invention has the following beneficial effects: through the blockchain method, the logistics container data in the logistics container can be monitored, and the logistics container data can be stored on the blockchain. Ensure that the data cannot be tampered with. Further, unlocking is performed through the unlocking information issued by the blockchain node to ensure the safety of the items in the logistics container, and further ensure that the data in the logistics container is not tampered with.

Description of the drawings

The present invention will be further described below in conjunction with the accompanying drawings and embodiments. In the accompanying drawings:

Fig. 1 is a schematic block diagram of the first embodiment of the logistics guarantee system combined with blockchain of the present invention;

2 is a schematic block diagram of a second embodiment of the logistics guarantee system combined with blockchain of the present invention;

Fig. 3 is a schematic diagram of a preferred embodiment of the logistics guarantee system combined with blockchain of the present invention;

FIG. 4 is a flowchart of the first embodiment of the logistics guarantee method combined with the blockchain of the present invention.

Embodiments of the invention

In order to make the objectives, technical solutions, and advantages of the present invention clearer, the following further describes the present invention in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, but not to limit the present invention.

The present invention relates to a logistics guarantee system combined with a blockchain, which includes: a logistics container terminal, a user terminal, and a smart contract stored on the blockchain that communicate with each other through blockchain nodes; the logistics container terminal includes: A logistics container containing goods, and a sensor set in the logistics container to detect logistics container data in the logistics container; the user terminal includes: a user for receiving the logistics container data and/or logistics container alarm data Terminal receiving module; the smart contract includes: a container information upload module for the logistics container terminal to call to receive the logistics container data; for the logistics container terminal and/or the user terminal to call The logistics container data is compared with reference logistics container data, and a logistics container alarm module that generates the logistics container alarm data based on the comparison result; and is used by the user terminal to call to transmit the logistics container to the user terminal Container information transmission module for data and/or logistics container alarm data.

The present invention also relates to another technical solution adopted by the present invention to solve its technical problem is to construct a logistics guarantee method combined with a blockchain, including: S1, constructing a logistics container end and a user end that communicate with each other through the blockchain, and A smart contract stored on the blockchain; wherein the logistics container end includes: a logistics container for holding goods, a sensor arranged in the logistics container to detect the data of the logistics container in the logistics container, and The locking device on the logistics container; the user terminal includes: a user terminal receiving module for receiving the logistics container data and/or the logistics container alarm data; S2, by calling the smart contract from the logistics container The terminal receives the logistics container data, compares the logistics container data with reference logistics container data, generates logistics container alarm data based on the comparison result, and releases the logistics container to the user terminal by calling the smart contract Alarm data and the logistics container data; S3. The user terminal obtains the logistics container data and the logistics container alarm data by monitoring the smart contract, and after receiving the unlocking information, calls the smart contract to The unlocking information is compared with the reference unlocking information, and based on the comparison result, the unlocking alarm information or the confirmation unlocking information for opening the locking device is generated; S4, the logistics container terminal obtains the confirmation unlocking information by monitoring the smart contract and based on The unlocking confirmation information opens the locking device.

Fig. 1 is a schematic block diagram of the first embodiment of the logistics guarantee system combined with the blockchain of the present invention. As shown in FIG. 1, the logistics guarantee system combined with the blockchain of the present invention includes: a logistics container terminal 100, a user terminal 200, and a smart contract 300 stored on the blockchain that communicate with each other through blockchain nodes. As shown in FIG. 1, the logistics container end 100 includes: a logistics container 110 for containing goods 120 and a sensor 130 arranged in the logistics container 110 to detect the data of the logistics container in the logistics container 110. In a preferred embodiment of the present invention, the logistics container 110 may be, for example, a transport carriage of a logistics transportation tool, or even a cabin, or a container, etc., which can preferably be locked by a mechanical or electric lock. In a preferred embodiment of the present invention, the sensor 130 may include at least one of a temperature sensor, a humidity sensor, a vibration sensor, and/or a GPS sensor. Correspondingly, the logistics container data includes temperature data, humidity data, vibration data and/or GPS data. Of course, in other preferred embodiments of the present invention, other types of sensors can also be provided according to actual needs to collect other logistics container data. In a preferred embodiment of the present invention, the temperature sensor, the humidity sensor, the vibration sensor and/or the GPS sensor communicate with the blockchain node 400 through an API port. It is possible that the logistics container end 100 and the user end 200 are also blockchain nodes respectively, or communicate with at least one blockchain node.

The smart contract 300 includes: a container information upload module 311 for the logistics container end to call to receive the logistics container data; for the logistics container end and/or the user end to call to transfer the logistics container data The logistics container data is compared with the reference logistics container data, and the logistics container alarm module 312 generates the logistics container alarm data based on the comparison result; and is used for the user terminal to call to transmit the logistics container data to the user terminal And/or the container information transmission module 313 of the logistics container alarm data. The user end 200 includes: a user end receiving module 210 for receiving the logistics container data and/or logistics container alarm data.

In a preferred embodiment of the present invention, the sensor 130 detects logistics container data in real time. In addition, the logistics container terminal 110 can call the logistics container alarm module 312 in the smart contract 300 to compare the detected logistics container data with the reference logistics container data. Once data is found to be abnormal, such as finding that at least one of temperature data, humidity data and/or vibration data exceeds the reference value range, or finding that the GPS data is inconsistent with the reference GPS data, or other situations that require an alarm, it can be generated Logistic container alarm data. At this time, the container information transmission module 313 can publish the logistics container alarm data, the logistics container data or both on the blockchain, so that it can be broadcast through multiple blockchain nodes, and the client of the client 200 receives The module 210 can monitor any blockchain node to obtain the logistics container data and the logistics container alarm data. It is also possible that the client 200 itself is a client blockchain node. After monitoring the logistics container data and/or the logistics container alarm data, the user terminal 200 may notify the corresponding user for subsequent processing or operation.

In another preferred embodiment of the present invention, the sensor 130 detects logistics container data in real time. In addition, the logistics container terminal 110 can call the logistics container alarm module 312 in the smart contract 300 to compare the detected logistics container data with the reference logistics container data. When no abnormality is found, but the client receiving module 210 of the client 200 actively requests the logistics container terminal 110 to upload data, the client 200 can call the container information transmission module 313 in the smart contract 300 to request the client to send the data to the client. Describe logistics container data.

In yet another preferred embodiment of the present invention, the sensor 130 detects the logistics container data in real time. In addition, the logistics container terminal 110 can call the logistics container alarm module 312 in the smart contract 300 to compare the detected logistics container data with the reference logistics container data. When an abnormality is found, the logistics container alarm data is generated. And when the client receiving module 210 of the client 200 actively requests the logistics container terminal 110 to upload data, the client 200 can call the container information transmission module 313 in the smart contract 300 to request to transmit the logistics container data to the client. And logistics container alarm data.

In a further preferred embodiment of the present invention, the comparison between the logistics container data and the reference logistics container data may not occur at the logistics container end 100, but in the smart contract 300, or at the user end 200. For example, the client 200 may call the logistics container alarm module 312 to compare the logistics container data with reference logistics container data, and generate the logistics container alarm data based on the comparison result, and further combine the logistics container data and the logistics container alarm data After the release, it can be broadcast through multiple blockchain nodes, and the logistics container end 100 can also monitor any blockchain node to obtain the logistics container data and the logistics container alarm data. It is also possible that the user end 200 and the logistics container end 100 themselves are blockchain nodes. After monitoring the logistics container data and/or the logistics container alarm data, the corresponding user can be notified for subsequent processing or operation.

In the preferred embodiment of the present invention, the container information upload module 311, the logistics container alarm module 312, and the container information transmission module 313 are software program modules, preferably related function software. Based on the teachings of the present invention, those skilled in the art can construct such related software program modules.

The implementation of the logistics guarantee system combined with the blockchain of the present invention has the following beneficial effects: through the blockchain, the logistics container data in the logistics container can be monitored, and the logistics container data can be stored on the blockchain to ensure the data The cannot be tampered with.

Fig. 2 is a schematic block diagram of the second embodiment of the logistics guarantee system combined with blockchain of the present invention. In the embodiment shown in Figure 2, the logistics guarantee system combined with the blockchain of the present invention includes: a logistics container terminal 100, a user terminal 200, and smart contracts stored on the blockchain that communicate with each other through blockchain nodes 300. As shown in FIG. 2, the logistics container end 100 includes: a logistics container 110 for holding goods 120, a sensor 130 arranged in the logistics container 110 to detect the data of the logistics container in the logistics container 110, and A locking device 140 on the logistics container. In a preferred embodiment of the present invention, the logistics container 110 may be, for example, a transport carriage of a logistics transportation tool, or even a cabin, or a container, etc., which can preferably be locked by a mechanical or electric lock. In a preferred embodiment of the present invention, the sensor 130 may include at least one of a temperature sensor, a humidity sensor, a vibration sensor, and/or a GPS sensor. Correspondingly, the logistics container data includes temperature data, humidity data, vibration data and/or GPS data. Of course, in other preferred embodiments of the present invention, other types of sensors can also be provided according to actual needs to collect other logistics container data. In a preferred embodiment of the present invention, the temperature sensor, the humidity sensor, the vibration sensor and/or the GPS sensor communicate with the blockchain node 400 through an API port. It is possible that the logistics container end 100 and the user end 200 are also blockchain nodes respectively, or communicate with at least one blockchain node. In a preferred embodiment of the present invention, the locking device 140 includes a switch motor that is activated based on unlock confirmation information, and a lock that opens or closes the logistics container 110 based on the activation of the switch motor. After receiving the unlock confirmation message, the switch motor, for example, pulls the lock head of the lock to rotate clockwise to open the logistics container 110. After the user takes out the goods, the logistics container can be automatically closed.

The user end 200 includes: a user end receiving module 210 for receiving the logistics container data and/or logistics container alarm data; and an unlocking information receiving module 220 for receiving unlocking information input by the user.

The smart contract 300 includes: a container information upload module 311 for the logistics container end to call to receive the logistics container data; for the logistics container end and/or the user end to call to transfer the logistics container data The logistics container data is compared with the reference logistics container data, and the logistics container alarm module 312 generates the logistics container alarm data based on the comparison result; it is used by the client to call to transmit the logistics container data and / Or the container information transmission module 313 of the logistics container alarm data; the user information upload module 314 used for the user terminal to call to receive the unlocking information receiving unit, used for the user terminal to call the user information from the user The unlocking information received by the terminal is compared with the reference unlocking information, and based on the comparison result, the unlocking alarm information is generated or the unlocking module 315 that confirms the unlocking information for opening the locking device is generated.

In this embodiment, the functions and implementations of the container information upload module 311, the logistics container alarm module 312, and the container information transmission module 313 can refer to the embodiment shown in FIG. 1, which will not be repeated here.

In the preferred embodiment shown in FIG. 2, the alarm module 230 in the user terminal 200 is used to compare all the received logistics container data with the user terminal standard logistics container data, and generate an alarm signal based on the comparison result. If the comparison finds that all the logistics container data is inconsistent with the user-side standard logistics container data, or the difference exceeds a certain range, indicating that a problem may have occurred during the transportation process, an alarm signal will be generated and published on the blockchain. After receiving the alarm signal, the user can judge whether the lock needs to be unlocked according to the actual situation.

In the preferred embodiment shown in FIG. 2, when the user actively requests to unlock, the unlocking information is input through the unlocking information receiving module 220 of the user terminal 200. The unlocking information receiving module 220 may be, for example, a keyboard, a touch screen, and so on. Then, the client 200 calls the user information upload module 314 to receive the unlocking information, and then further calls the unlocking module 315 to compare the unlocking information received from the client with the reference unlocking information, and generate unlocking based on the comparison result Alarm information or confirmation unlocking information for opening the locking device. In a preferred embodiment of the present invention, the unlocking module 315 finds that the unlocking information is consistent with the reference unlocking information, and can generate confirmation unlocking information for opening the locking device. After receiving the unlocking confirmation information, the switch motor pulls the lock, for example. The lock head rotates clockwise to open the logistics container 110. After the user takes out the goods, the logistics container can be automatically closed. When the unlocking module 315 finds that the unlocking information is inconsistent with the reference unlocking information, it can generate unlocking alarm information, publish the unlocking alarm information on the blockchain, and notify the user to take relevant measures .

In a further preferred embodiment of the present invention, the unlocking module 315 further generates unlocking alarm information or unlocking confirmation information for unlocking the locking device based on the comparison result, the logistics container data and/or the logistics container alarm data . For example, if the comparison result is correct, but the unlocking module 315 has monitored the logistics container alarm data before, during or after receiving the comparison result, or found that the logistics container data does not meet the requirements, it means During the process, problems may have occurred. At this time, an unlocking alarm message can be generated instead of an unlocking confirmation message. Of course, if the user is still willing to make a transaction after receiving the unlocking alarm message, the unlocking confirmation message can also be generated.

In the preferred embodiment shown in FIG. 2, the smart contract further includes a verification for the client 200 to call to receive and verify the request information of the client, and to generate upload information or an illegal call alert based on the verification result. In unit 316, the logistics container terminal 110 uploads the logistics container data when the upload information is monitored. In the preferred embodiment of the present invention, when the client receiving module 210 of the client 200 actively requests the logistics container terminal 110 to upload data, the verification unit needs to verify the request information of the client 200. After the verification is passed, the client Only 200 can call the container information transmission module 313 in the smart contract 300 to request the delivery of the logistics container data and logistics container alarm data to the client, and the logistics container uploads the logistics when the upload information is monitored. Container data. If the verification fails, the verification unit 316 will generate an illegal call alert and publish the illegal call alert on the blockchain.

In the preferred embodiment of the present invention, the verification unit 316, the unlocking module 315, and the user information uploading module 314 are software program modules, preferably related function software. Based on the teachings of the present invention, those skilled in the art can construct such related software program modules.

The implementation of the logistics guarantee system combined with the blockchain of the present invention has the following beneficial effects: through the blockchain, the logistics container data in the logistics container can be monitored, and the logistics container data can be stored on the blockchain to ensure the data The cannot be tampered with. Further, unlocking is performed through the unlocking information issued by the blockchain node to ensure the safety of the items in the logistics container, and further ensure that the data in the logistics container is not tampered with.

Fig. 3 is a schematic diagram of a preferred embodiment of the logistics guarantee system combined with blockchain of the present invention. Figure 3 is an example of Ethereum. Those skilled in the art know that although this application uses Ethereum as an example, the system is not limited to the Ethereum blockchain, and other blockchain systems can also be applied. Since the transportation system only needs to submit transactions without transaction verification, the node mode can adopt the light nodes in Ethereum, reducing the capacity of storage devices, reducing costs and energy consumption. The logistics guarantee system combined with the blockchain of the present invention provides three main functions: 1. Trigger unlocking through blockchain transactions; 2. Perceive environmental data and upload blockchain smart contracts; 3. When an unexpected situation occurs Publish alarm information on the blockchain smart contract.

In this preferred embodiment, the blockchain smart contract can be uploaded first. The blockchain smart contract can implement the container information upload module 311, the logistics container alarm module 312, the container information transmission module 313, the verification unit 316, and the unlock module 315. , The function of the user information upload module 314. These modules are software program modules, preferably related function software. Based on the teachings of the present invention, those skilled in the art can construct such related software program modules.

The blockchain smart contract can provide data protection. After the goods 120 arrive at the designated location, the client 200 uses the designated blockchain wallet address to send a transaction request data upload. The transaction successfully triggers the logistics container data upload event. The logistics container terminal 100 listens to the event and calls the smart contract function , Upload the collected logistics container information to the smart contract to ensure that the logistics container data cannot be tampered with. In a further preferred embodiment, after the logistics container data uploaded by the logistics container terminal 100 is confirmed by the entire blockchain network, the user terminal 200 confirms that the logistics container data meets the requirements, and then uses the designated blockchain wallet address to send the transaction to call the smart The contract unlocking function requests unlocking. The logic in the smart contract checks whether the transaction address and transaction amount meet the requirements. If they meet the requirements, the smart contract unlocking event is triggered so that the relevant program on the logistics container terminal 100 can monitor and unlock. When sensor data exceeds the specified range or illegal unlocking occurs during transportation, the logistics container terminal 100 will call the smart contract alarm function, trigger the alarm event and publish the alarm information on the blockchain, so that the user client can monitor the event.

The flow of the preferred embodiment of the logistics guarantee system combined with the blockchain of the present invention is described as follows. After the goods are dispatched, a smart contract is issued on the blockchain, and the smart contract can realize the functions of the aforementioned modules as described above. , And obtain the corresponding smart contract address, and at the same time, the logistics container terminal 100 starts to monitor smart contract events. During the transportation process, the sensor continuously collects the logistics container data in the logistics container. When the logistics container data exceeds the specified range or illegal unlocking, the logistics container end 100 calls the alarm function in the smart contract to update the alarm information and/or logistics container data Publish to the blockchain. After monitoring the information upload event, the logistics container terminal 100 writes the logistics container data into the smart contract. After monitoring the unlocking event, the logistics container end 100 calls the unlocking function in the smart contract and the locking device to perform the unlocking operation. The user terminal monitors the alarm event during the transportation process, and once the alarm event is monitored, corresponding actions can be taken, such as notifying transportation related personnel or alarming. When the item arrives at the consignee, the client 200 calls the information upload function in the smart contract to write the unlocking information into the blockchain. After receiving the unlocking information, the logistics container end 100 determines whether the unlocking information meets the requirements, and if it is correct, it can call the unlocking function of the smart contract to unlock. In a further preferred embodiment of the present invention, before releasing the unlocking information, the user terminal 200 also needs to determine whether the alarm information is received and/or check whether the logistics container data meets the agreed requirements, if the alarm information is not received and/ Or find that the logistics container data meets the agreed requirements before writing the unlocking information.

FIG. 4 is a flowchart of the first embodiment of the logistics guarantee method combined with the blockchain of the present invention. As shown in Figure 4, in step S1, the logistics container end and the user end that communicate with each other through the blockchain, and the smart contract stored on the blockchain are constructed. In a preferred embodiment of the present invention, wherein the logistics container end includes: a logistics container used to hold goods, a sensor arranged in the logistics container to detect data of the logistics container in the logistics container, and The locking device on the logistics container; the user end includes: a user end receiving module for receiving the logistics container data and/or the logistics container alarm data. In a further preferred embodiment of the present invention, the logistics container end and the user end that communicate with each other through the blockchain and the smart contract stored on the blockchain can be constructed according to any of the embodiments in FIGS. 2-3.

In step S2, the logistics container data is received from the logistics container end by invoking the smart contract, and the logistics container data is compared with reference logistics container data, and logistics container alarm data is generated based on the comparison result, and Publish the logistics container alarm data and the logistics container data to the client by invoking the smart contract. In a further preferred embodiment of the present invention, in addition to releasing the logistics container data to the user side when generating the logistics container alarm data, it may also release to the user side upon receiving a request from the user side. The logistics container data. For example, the client calls the smart contract to receive client request information from the user, and verifies the request information, such as verification of the user address, related parameter passwords, and so on. If the verification is passed, the logistics container terminal is notified to upload the logistics container data, and the logistics container terminal invokes the smart contract to upload the logistics container data. If the verification fails, an illegal call alarm is generated, and the user can perform follow-up processing based on the alarm data.

In step S3, the user terminal obtains the logistics container data and the logistics container alarm data by monitoring the smart contract, and after receiving the unlocking information, calls the smart contract to compare the unlocking information with reference The unlocking information is compared, and unlocking alarm information or confirmation unlocking information for opening the locking device is generated based on the comparison result. In a further preferred embodiment of the present invention, the user terminal compares all the received logistics container data with the user terminal standard logistics container data, and generates an alarm signal based on the comparison result and sends the generated alarm signal in all locations. Published on the blockchain.

In step S4, the logistics container terminal obtains confirmation unlocking information by monitoring the smart contract and opens the locking device based on the confirmed unlocking information. In a further preferred embodiment of the present invention, before releasing the unlocking information, the user terminal also needs to determine whether the alarm information is received and/or check whether the logistics container data meets the agreed requirements, if the alarm information and/or Only when the logistics container data is found to meet the agreed requirements, the unlock information is written. Of course, in another simplified preferred embodiment of the present invention, unlocking information can be written directly.

The flow of the preferred embodiment of the logistics guarantee system combined with the blockchain of the present invention is described as follows. After the goods are dispatched, a smart contract is issued on the blockchain, and the smart contract can realize the functions of the aforementioned modules as described above. , And obtain the corresponding smart contract address, and at the same time the logistics container terminal starts to monitor smart contract events. During the transportation process, the sensor continuously collects the logistics container data in the logistics container. When the logistics container data exceeds the specified range or illegal unlocking, the logistics container end calls the alarm function in the smart contract to release the alarm information and/or logistics container data To the blockchain. After monitoring the information upload event, the logistics container end writes the logistics container data into the smart contract. After listening to the unlocking event, the logistics container side calls the unlocking function in the smart contract and the locking device to perform the unlocking operation. The user terminal monitors the alarm event during the transportation process, and once the alarm event is monitored, corresponding actions can be taken, such as notifying transportation related personnel or alarming. When the item arrives at the consignee, the user terminal calls the information upload function in the smart contract to write the unlocking information into the blockchain. After receiving the unlocking information, the logistics container side judges whether the unlocking information meets the requirements, and if it is correct, it can call the unlocking function of the smart contract to unlock. In a further preferred embodiment of the present invention, before releasing the unlocking information, the user terminal also needs to determine whether the alarm information is received and/or check whether the logistics container data meets the agreed requirements, if the alarm information and/or Only when the logistics container data is found to meet the agreed requirements, the unlock information is written.

The implementation of the logistics guarantee method combined with the blockchain of the present invention has the following beneficial effects: through the blockchain, the logistics container data in the logistics container can be monitored, and the logistics container data can be stored on the blockchain to ensure the data The cannot be tampered with. Further, unlocking is performed through the unlocking information issued by the blockchain node to ensure the safety of the items in the logistics container, and further ensure that the data in the logistics container is not tampered with.

The present invention has also been described above with the help of functional modules that illustrate some important functions. For the convenience of description, the boundaries of these functional modules are specifically defined here. When these important functions are properly implemented, changing their boundaries is allowed. Similarly, flowchart modules are also specifically defined here to illustrate some important functions. For wide application, the boundaries and sequence of flowchart modules can be defined separately, as long as these important functions can still be realized. Changes in the boundaries and sequence of the above-mentioned functional modules and flowchart functional modules shall still be regarded as within the protection scope of the claims.

The present invention can also be implemented by a computer program product. The program contains all the features capable of implementing the method of the present invention. When it is installed in a computer system, the method of the present invention can be implemented. The computer program in this document refers to any expression of a set of instructions that can be written in any programming language, code, or symbol. The instruction set enables the system to have information processing capabilities to directly implement specific functions, or to perform After one or two steps, a specific function is realized: a) conversion into other languages, codes or symbols; b) reproduction in a different format.

Although the present invention is described through specific embodiments, those skilled in the art should understand that various changes and equivalent substitutions can be made to the present invention without departing from the scope of the present invention. In addition, various modifications can be made to the present invention for specific situations or materials without departing from the scope of the present invention. Therefore, the present invention is not limited to the disclosed specific embodiments, but should include all embodiments falling within the scope of the claims of the present invention.

The above descriptions are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modification, equivalent replacement and improvement made within the spirit and principle of the present invention shall be included in the protection of the present invention. Within range.

Claims

A logistics guarantee system combined with a blockchain, which is characterized in that it includes: a logistics container end, a user end, and a smart contract stored on the blockchain that communicate with each other through blockchain nodes; the logistics container end includes: In the logistics container that contains the goods, the sensor is arranged in the logistics container to detect the logistics container data in the logistics container; the user terminal includes: a sensor for receiving the logistics container data and/or the logistics container alarm data User-side receiving module; the smart contract includes: a container information upload module for the logistics container terminal to call to receive the logistics container data; for the logistics container terminal and/or the user terminal to call A logistics container alarm module that compares the logistics container data with reference logistics container data, and generates the logistics container alarm data based on the comparison result; and is used by the client to call to transmit the logistics to the client Container information transmission module for container data and/or logistics container alarm data.
The logistics guarantee system combined with the blockchain according to claim 1, wherein the logistics container end further comprises a locking device arranged on the logistics container; the user end comprises: for receiving user input The unlocking information receiving module of the unlocking information; the smart contract further includes: a user information uploading module for the user to call to receive the unlocking information receiving unit, for the user to call to receive The unlocking information received by the user terminal is compared with the reference unlocking information, and based on the comparison result, the unlocking alarm information is generated or the unlocking module for confirming unlocking information for opening the locking device; the logistics container terminal monitors the confirming unlocking information to The locking device is opened based on the confirmation unlocking information.
The logistics assurance system combined with the blockchain according to claim 2, wherein the user end includes a method for comparing all the received logistics container data with the user end standard logistics container data, and based on the comparison As a result, an alarm module that generates an alarm signal; the alarm module publishes the generated alarm signal on the blockchain.
The logistics guarantee system combined with the blockchain according to claim 2, wherein the smart contract further includes a request information for the client to call to receive and verify the client's request information, and generate based on the verification result The verification unit for uploading information or illegally invoking an alarm, the logistics container end uploads the logistics container data when the upload information is monitored.
The logistics guarantee system combined with the blockchain according to claims 1-4, wherein the blockchain node includes an Ethereum blockchain node; the sensor includes a temperature sensor, a humidity sensor, a vibration sensor and/or GPS sensor; the logistics container data includes temperature data, humidity data, vibration data and/or GPS data.
The logistics guarantee system combined with the blockchain according to claim 5, wherein the locking device comprises a switch motor activated based on the unlock confirmation information, and the switch motor is activated to open or close the Locks for logistics containers.
The logistics guarantee system combined with the blockchain according to claim 6, wherein the switch motor, the temperature sensor, the humidity sensor, the vibration sensor and/or the GPS sensor are connected with each other through an API port The logistics container end communication.
A logistics guarantee method combined with a blockchain, which is characterized in that it includes: S1, constructing a logistics container terminal and a user terminal that communicate with each other through the blockchain, and a smart contract stored on the blockchain; wherein the logistics container The terminal includes: a logistics container for holding goods, a sensor arranged in the logistics container to detect the data of the logistics container in the logistics container, and a locking device arranged on the logistics container; the user terminal includes : A user-side receiving module for receiving the logistics container data and/or logistics container alarm data; S2, by invoking the smart contract, receiving the logistics container data from the logistics container end, and converting the logistics container data Compare with reference logistics container data, and generate logistics container alarm data based on the comparison result, and release the logistics container alarm data and the logistics container data to the client by calling the smart contract; S3, the client Obtain the logistics container data and the logistics container alarm data by monitoring the smart contract, and after receiving the unlocking information, compare the unlocking information with the reference unlocking information by calling the smart contract, and based on the comparison result Generate unlocking alarm information or unlock confirmation information for opening the locking device; S4. The logistics container terminal obtains the confirmation unlocking information by monitoring the smart contract and opens the locking device based on the confirmed unlocking information.
The logistics guarantee method combined with the blockchain according to claim 8, further comprising: S5. The client invokes the smart contract to receive and verify the request information of the client, and notify based on the verification result The logistics container end uploads the logistics container data or generates an illegal call alarm; S6, the logistics container end calls the smart contract to upload the logistics container data.
The logistics guarantee method combined with the blockchain according to claim 8, further comprising: S7. The user terminal compares all the received logistics container data with the user terminal standard logistics container data, and An alarm signal is generated based on the comparison result and the generated alarm signal is released on the blockchain.