CN112131313A - A blockchain-based refueling data management system and method thereof - Google Patents

Abstract

The invention provides a refueling data management system and a refueling data management method based on a block chain, wherein the refueling data management system comprises: the system comprises a plurality of clients and a server, wherein each client is connected with a block chain network through the server; the data collection subsystem is connected with the server, is connected with an external refueling POS machine, and is used for acquiring refueling transaction information of a user and uploading the refueling transaction information to the server so that the server stores a block comprising the refueling transaction information; the client comprises a checking module; the server includes: the first sending module is used for sending the block to the corresponding at least one client, so that the verification module in the client verifies the refueling transaction information in the block; and the second sending module is used for sending the block to the block chain network for storage after the refueling transaction information in the block passes the verification. The invention has the beneficial effects that: the fuel filling transaction information is decentralized, the safety of the fuel filling transaction information is guaranteed, and the uploading of false data or error data is reduced.

Description

A blockchain-based refueling data management system and method thereof

technical field

The invention relates to the technical field of blockchain, in particular to a blockchain-based refueling data management system and method thereof.

Background technique

At present, POS machines are used for gas station transactions. In the human-computer interaction interface, the car owner selects the number of liters to refuel. After the car owner completes the refueling and confirms that the refueling information and payment information displayed on the POS are correct, the POS machine will pass the oil through the POS machine. The card is debited, and the deduction flow (gas transaction information, including transaction time, transaction amount, etc.) will be transmitted to the switch of the gas station through the network cable of the gas station, and then the data will be distributed separately through the switch. The management and control system of the gas station and the general control system of the gas station in the region are used to record the transaction flow recorded by the gas machine;

However, the above-mentioned prior art has the following deficiencies:

All data are managed by a single database (for a gas station site), and the centralization is obvious. If there is a problem with the gas station's management and control system, the gas station's transaction system will be paralyzed, which will produce huge economic loss, and data security is not high enough.

Therefore, in order to solve the obvious problem of centralization, blockchain storage can be adopted.

SUMMARY OF THE INVENTION

In view of the above problems existing in the prior art, a block chain-based refueling data management system and method thereof are provided.

The specific technical solutions are as follows:

A blockchain-based refueling data management system, including:

Multiple clients and servers, each client is connected to the blockchain network through the server;

The data collection subsystem is connected to the server and connected to an external refueling POS machine, and is used to obtain the user's refueling transaction information and upload it to the server, so that the server stores the block including the refueling transaction information;

The client includes a verification module;

The server includes:

The first sending module, connected with the data collection subsystem and each client, is used to send the block to at least one corresponding client, so that the verification module in the client verifies the fueling transaction information in the block ;

The second sending module is connected with the first sending module and the blockchain network, and after the refueling transaction information in the block is verified, the block is sent to the blockchain network for storage.

Preferably, the block chain-based refueling data management system, wherein the verification module includes:

a first verification obtaining unit, used for obtaining the block before the first sending module sends;

a first parsing unit, connected to the first verification obtaining unit, for parsing the block before sending by the first sending module, so as to obtain the refueling transaction information in the block before sending by the first sending module;

The computing unit is connected to the first parsing unit, and is used to perform verification information calculation on the refueling transaction information in the block before being sent by the first sending module, and obtain the verification information, so that the refueling transaction information in the block includes the verification information ;

The second verification and acquisition unit is used to acquire the block sent by the first sending module;

The second parsing unit is connected to the second verification obtaining unit, and is used for parsing the block sent by the first sending module, so as to obtain the verification data in the refueling transaction information in the block;

The verification and judgment unit is respectively connected with the calculation unit and the second analysis unit, and is used for judging whether the block before sending by the first sending module and the block after sending by the first sending module are the same block according to the block header data of the block ;

The verification unit is connected with the verification and judgment unit, and when the block before the first sending module sends and the block after the first sending module are the same block, the verification unit corresponding to the block before the first sending module sends The verification information is compared with the verification information corresponding to the block sent by the first sending module to obtain the verification result of the block.

Preferably, the blockchain-based refueling data management system, wherein the data collection subsystem includes:

The first acquisition module obtains the user's refueling transaction information from an external refueling POS machine;

The first uploading module is connected with the first obtaining module, and uploads the refueling transaction information to the server, so that the server writes the refueling transaction information into the block.

Preferably, the blockchain-based refueling data management system, wherein the data collection subsystem includes:

The second acquisition module obtains the user's refueling transaction information from an external refueling POS machine;

Write the block module, connect with the second acquisition module, and write the refueling transaction information into the block;

The second uploading module is connected to the block writing module, and uploads the block to the server.

Preferably, the blockchain-based refueling data management system, wherein the first sending module includes:

The identification unit identifies the refueling transaction information in the block to confirm the corresponding client;

The first sending unit is connected with the identification unit, and sends the block to the corresponding client after confirmation, so that the corresponding client verifies the fueling transaction information in the block.

Preferably, the blockchain-based refueling data management system, wherein the second sending module includes:

A judging unit for judging whether the verification information fed back by each corresponding client is all verified;

If so, the refueling transaction information in the block is verified;

If not, the refueling transaction information in the block has not passed the verification, and the verification result will be returned to the user;

The second sending unit is connected to the judging unit, and after the refueling transaction information in the block is verified, the block is sent to the blockchain network for storage.

Preferably, the block chain-based refueling data management system, wherein the refueling transaction information includes: refueling data, transaction data, and gas station data;

Refueling data includes: refueling liters, refueling unit price and total refueling price;

Transaction data includes: user identity data, payment form and/or payment account number;

Gas station data includes: gas station identity information and gas station address.

It also includes a blockchain-based refueling data management method, wherein, applied to any of the above-mentioned blockchain-based refueling data management systems, the refueling data management method includes the following steps:

Obtain the refueling transaction information input by the user from the external refueling POS machine, and upload it to the server, so that the server stores the block including the refueling transaction information;

Send the block to at least one corresponding client, so that the verification module in the client can verify the fueling transaction information in the block;

After the refueling transaction information in the block is verified, the block is sent to the blockchain network for storage.

The above-mentioned technical scheme has the following advantages or beneficial effects:

First, by writing the refueling transaction information into the block and uploading the block to the blockchain network, the decentralization of the refueling transaction information is realized, so as to reduce the operation of the gas station by the control system adopted by the existing technology. Influence, and realizes the block management of refueling transaction information, and then utilizes the non-tampering characteristics of the blockchain network to ensure the security of refueling transaction information;

Second, check the blocks to be uploaded to the blockchain network through the corresponding client, and send the verified blocks to the blockchain network, thereby reducing the upload of false data or erroneous data;

Third, it simplifies the complexity of uploading and storing the fueling transaction information corresponding to the transaction on the chain.

Description of drawings

Embodiments of the present invention are described more fully with reference to the accompanying drawings. However, the accompanying drawings are for illustration and illustration only, and are not intended to limit the scope of the present invention.

Fig. 1 is the principle block diagram of the embodiment of the block chain-based refueling data management system of the present invention;

Fig. 2 is the principle block diagram of the verification module of the embodiment of the blockchain-based refueling data management system of the present invention;

Fig. 3 is the first principle block diagram of the data collection subsystem of the embodiment of the blockchain-based refueling data management system of the present invention;

Fig. 4 is the second principle block diagram of the data collection subsystem of the embodiment of the blockchain-based refueling data management system of the present invention;

5 is a schematic block diagram of a first sending module of an embodiment of the blockchain-based refueling data management system of the present invention;

FIG. 6 is a schematic block diagram of a second sending module of an embodiment of the blockchain-based refueling data management system of the present invention.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

It should be noted that the embodiments of the present invention and the features of the embodiments may be combined with each other under the condition of no conflict.

The present invention will be further described below with reference to the accompanying drawings and specific embodiments, but it is not intended to limit the present invention.

The present invention includes a blockchain-based refueling data management system, as shown in Figure 1, including:

Multiple clients 1 and servers 2, each client 1 is connected to the blockchain network 4 through the server 2;

The data collection subsystem 3 is connected with the server 2, and is connected with the external refueling POS machine 5 for obtaining the refueling transaction information of the user, and uploading it to the server 2, so that the server 2 stores the block including the refueling transaction information;

The client 1 includes a verification module 11;

Server 2 includes:

The first sending module 21 is connected to the data collection subsystem 3 and each client 1, and is used to send the block to at least one corresponding client 1, so that the verification module 11 in the client Refueling transaction information for verification;

The second sending module 22 is connected to the first sending module 21 and the blockchain network 4, and after the refueling transaction information in the block is verified, the block is sent to the blockchain network 4 for storage.

In the above embodiment, by writing the refueling transaction information into the block and uploading the block to the blockchain network 4, the decentralization of the refueling transaction information is realized, so as to reduce the control system adopted in the prior art The impact on the operation of the gas station is realized, and the block management of the gas transaction information is realized, and the security of the gas transaction information is guaranteed by the non-tamperable characteristics of the blockchain network 4.

In the above embodiment, the corresponding client 1 checks the blocks to be uploaded to the blockchain network 4, and sends the verified blocks to the blockchain network 4, thereby reducing false data or errors data upload.

In the above embodiment, when a new block is obtained through the server 2, it can be synchronized to the corresponding at least one client 1, so that the server 2 can be used as a relay device, and the server 2 does not participate in the consensus. It is detected that the new block needs to be verified, and the new block can be synchronized to the client 1 involved in the transaction through off-chain synchronization, so that the corresponding client 1 can verify the fueling transaction information in the new block. Verification, receiving the verification result fed back by the corresponding client 1 to determine whether the transaction is authentic and reliable, and then uploading the new block corresponding to the authentic and reliable transaction to the blockchain network 4; the whole process greatly simplifies the refueling corresponding to the transaction The complexity of the transaction information when it is stored on the chain.

In the above embodiment, the data collection subsystem 3 may be a switch.

In the above embodiment, the server 2 may be a BSN (Block-chain-based Service Network, block chain service network) block chain development platform.

In the above embodiment, the client terminal 1 may include: a payment terminal (such as Alipay, WeChat payment, various banks, etc.) corresponding to the payment form in the refueling transaction information, a client terminal 1 (such as a mobile terminal, a computer, etc.) corresponding to the user, Gas station platform, etc.

Further, in the above embodiment, as shown in FIG. 2 , the verification module 11 includes:

The first verification obtaining unit 111 is used to obtain the block before the first sending module 21 sends;

The first parsing unit 112, connected to the first verification obtaining unit 111, is used for parsing the block before the first sending module 21 sends, so as to obtain the refueling transaction information in the block before the first sending module 21 sends;

The computing unit 113 is connected to the first parsing unit 112, and is used to perform verification information calculation on the refueling transaction information in the block before the first sending module 21 is sent to obtain the verification information, so that the refueling transaction information in the block includes: verification information;

The second verification obtaining unit 114 is used to obtain the block sent by the first sending module 21;

The second parsing unit 115 is connected to the second verification obtaining unit 114, and is used for parsing the block sent by the first sending module 21 to obtain the verification data in the refueling transaction information in the block;

The verification and judgment unit 116 is respectively connected with the calculation unit 113 and the second analysis unit 115, and is used for judging the block before the first sending module 21 sends the block and the block after the first sending module 21 according to the block header data of the block. Whether it is the same block;

The verification unit 117 is connected with the verification and judgment unit 116, and when the block before the first sending module 21 sends and the block after the first sending module 21 send are the same block, the first sending module 21 sends the block before sending the same block. The verification information corresponding to the block is compared with the verification information corresponding to the block sent by the first sending module 21 to obtain a verification result of the block.

In the above embodiment, for any client 1, when it receives the verification request sent by the first sending module 21, the client 1 can use the verification module 11 to perform the refueling transaction information according to the verification request. check, and send the check result to the second sending module 22, so that the second sending module 22 judges whether the refueling transaction information in the block passes the check according to the check result sent by the corresponding client 1.

In the above-mentioned embodiment, the first verification obtaining unit 111 in the verification module 11 can directly acquire the block in the server 2 that is not sent to the client and stores the fueling transaction information, that is, the first verification module in the verification module 11. The verification obtaining unit 111 can directly obtain the block before the first sending module 21 sends it;

Subsequently, the first parsing unit 112 parses the block before the first sending module 21 sends the block to obtain the refueling transaction information in the block before the first sending module 21 sends, and uses the computing unit 113 to analyze the first sending module 21 Perform verification information calculation on the refueling transaction information in the block before sending to obtain verification information, and record the verification information as the first verification information;

Next, the first sending module 21 sends the block to the corresponding at least one client 1, so that the second verification obtaining unit 114 in the client 1 obtains the block sent by the first sending module 21, and uses the second parsing The unit 115 analyzes the block sent by the first sending module 21 to obtain the verification data in the refueling transaction information in the block, and at this time, the verification data is recorded as the second verification information;

Then adopt the verification judgment unit 116 to judge whether the block before the first sending module 21 sends and the block after the first sending module 21 send are the same block according to the block header data of the block;

Finally, the verification unit 117 compares the first verification information with the second verification information when the block before the first sending module 21 and the block after the first sending module 21 are sent are the same block,

When the first verification information is consistent with the second verification information, the verification result of the block is a passing verification;

When the first verification information is inconsistent with the second verification information, the verification result of the block is that the verification fails.

In the above embodiment, when multiple pieces of refueling transaction data are uploaded, there are multiple blocks before the first sending module 21 sends, so there are multiple blocks after the first sending module 21 sends, so The verification and judgment unit 116 can first determine whether the block before the first sending module 21 sends and the block after the first sending module 21 are the same block according to the block header data, and then perform the verification operation of the same block. , thereby improving the accuracy of verification;

In the above embodiment, since there may be indirect factors in the operation statement when the refueling transaction data is uploaded, the operation statement of the block before being sent by the first sending module 21 and the block after being sent by the first sending module 21 are obtained. The operation statement is unreasonable, and it is impossible to confirm whether the block before sending by the first sending module 21 to be verified and the block after sending by the first sending module 21 are the same block, which further reduces the accuracy of the verification, so it can be Adopting the verification judging unit 116 avoids the above-mentioned defects and improves the verification accuracy.

As a preferred embodiment, the calculation unit 113 can perform verification information calculation on the refueling transaction information in the block before the first sending module 21 sends the verification information in many ways. For example, the verification information may be obtained by performing calculation based on a Cyclic Redundancy Check (CRC). For example, the check information can be obtained by calculation based on CRC-16/IBM (a calculation method of a CRC version).

Further, as a preferred embodiment 1, as shown in FIG. 3 , the data collection subsystem 3 may include:

The first acquisition module 31 acquires the refueling transaction information of the user from the external refueling POS machine 5;

The first uploading module 32, connected with the first obtaining module 31, uploads the refueling transaction information to the server 2, so that the server 2 writes the refueling transaction information into the block.

In the above-mentioned preferred embodiment 1, the data collection subsystem 3 only needs to acquire and upload the refueling transaction information to the server 2, and does not need to participate in the operation of writing the refueling transaction information into the block. Thereby, the workload of the data collection subsystem 3 is reduced.

Further, as a preferred second embodiment, as shown in FIG. 4 , the data collection subsystem 3 may include:

The second acquisition module 33 acquires the refueling transaction information of the user from the external refueling POS machine 5;

The writing block module 34 is connected to the second obtaining module 33, and the refueling transaction information is written into the block;

The second uploading module 35 is connected to the block writing module 34 and uploads the block to the server 2 .

In the above-mentioned preferred embodiment 2, the data collection subsystem 3 can obtain and write the fueling transaction information into the block, and then directly upload the entire block to the server 2 . Thus, the workload of the server 2 is reduced.

In the above-mentioned preferred embodiment 1 and embodiment 2, the user's refueling transaction information can be directly obtained from the external refueling POS machine 5, so as to avoid problems such as input errors in manual input, and also avoid calling from the gas station platform. There is a problem that the fuel transaction information is not timely in the data.

Further, in the above embodiment, the refueling transaction information includes: refueling data, transaction data, and gas station data;

Refueling data includes: refueling liters, refueling unit price and total refueling price;

Transaction data includes: user identity data, payment form and/or payment account number;

Gas station data includes: gas station identity information and gas station address.

In the above embodiment, the gas station identity information may include gas station location information, a gas station map, a gas station phone number, a gas station mailbox, and a user's evaluation of the current gas station, etc.;

By uploading the refueling transaction information to the blockchain in the form of blocks, the refueling transaction information can be recorded and published, so that users can understand the information of the gas station more thoroughly, thereby improving the security of the refueling transaction information.

Further, in the above embodiment, as shown in FIG. 5 , the first sending module 21 includes:

The identification unit 211 identifies the refueling transaction information in the block to confirm the corresponding client 1;

The first sending unit 212, connected with the identifying unit 211, sends the block to the corresponding client 1 after confirmation, so that the corresponding client 1 verifies the fueling transaction information in the block.

In the above-mentioned embodiment, the server 2 may be connected with a storage device, and the address corresponding to each client 1 is stored in the above-mentioned storage device;

When the identification unit 211 in the first sending module 21 identifies the refueling transaction information in the block to confirm the sending object, that is to confirm the corresponding client 1, then the first sending unit 212 obtains the corresponding address of the sending object and sends the block to send.

As a preferred embodiment, the transaction objects involved in a certain fuel transaction information uploaded by the user include: the user client and/or the client 1 corresponding to the payment form adopted by the user, and the client of the gas station where the user conducts the transaction;

For example, when the user's payment form is cash transaction, the transaction object includes: the user client and the gas station client where the user conducts the transaction; the identification unit 211 identifies the fuel transaction information in the block to obtain the user client involved in the transaction. terminal and gas station client, the first sending unit 212 sends the block to the user client and the gas station client, so that the user client and the gas station client respectively verify the fueling transaction information in the block;

For example, when the user's payment form is an Alipay transaction, the transaction objects include: the user client, the Alipay client and the gas station client where the user conducts the transaction; the identification unit 211 identifies the fuel transaction information in the block to obtain the relevant information. The user client, Alipay client and gas station client of the transaction, the first sending unit 212 sends the block to the user client, Alipay client and gas station client, so that the user client, Alipay client and gas station client The terminal verifies the refueling transaction information in the block respectively.

Further, in the above embodiment, as shown in FIG. 6 , the second sending module 22 includes:

The judgment unit 221 is used for judging whether the verification information fed back by the corresponding client 1 is all verified;

If so, the refueling transaction information in the block is verified;

If not, the refueling transaction information in the block has not passed the verification, and the verification result will be returned to the user;

The second sending unit 222 is connected to the judging unit 221, and after the refueling transaction information in the block is verified, the block is sent to the blockchain network 4 for storage.

In the above embodiment, only when the verification information fed back by each corresponding client 1 is verified, it is judged that the fueling transaction information in the block has passed the verification.

It also includes a blockchain-based refueling data management method, wherein, applied to any of the above-mentioned blockchain-based refueling data management systems, the refueling data management method includes the following steps:

Obtain the refueling transaction information input by the user from the external refueling POS machine 5, and upload it to the server 2, so that the server 2 stores the block including the refueling transaction information;

Send the block to the corresponding at least one client 1, so that the verification module 11 in the client 1 verifies the fueling transaction information in the block;

After the refueling transaction information in the block is verified, the block is sent to the blockchain network 4 for storage.

The specific implementations of the blockchain-based refueling data management method of the present invention are basically the same as the above-mentioned embodiments of the blockchain-based refueling data management system, and will not be repeated here.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the embodiments and protection scope of the present invention. For those skilled in the art, they should be able to realize that all equivalents made by using the description and illustrations of the present invention The solutions obtained by substitutions and obvious changes shall all be included in the protection scope of the present invention.

Claims (8)

1. A block chain-based refueling data management system is characterized in that, comprising: a plurality of clients and servers, each of which is connected to the blockchain network through the server; The data collection subsystem is connected to the server and connected to an external refueling POS machine, and is used to obtain the user's refueling transaction information and upload it to the server, so that the server stores the refueling transaction information including the refueling transaction information. block; The client includes a verification module; The server includes: a first sending module, connected to the data collection subsystem and each of the clients, and configured to send the block to the corresponding at least one of the clients, so that the verification in the client The module verifies the refueling transaction information in the block; The second sending module is connected to the first sending module and the blockchain network, and after the refueling transaction information in the block is verified, the block is sent to the blockchain network for processing storage. 2. The blockchain-based refueling data management system according to claim 1, wherein the verification module comprises: a first verification obtaining unit, used for obtaining the block before the first sending module sends; a first parsing unit, connected to the first verification obtaining unit, for parsing the block before being sent by the first sending module to obtain the block before sending by the first sending module Refueling transaction information in ; The computing unit is connected to the first parsing unit, and is configured to perform verification information calculation on the refueling transaction information in the block before being sent by the first sending module, and obtain verification information, so that the The refueling transaction information includes the verification information; A second verification acquisition unit, configured to acquire the block sent by the first sending module; The second parsing unit is connected to the second verification obtaining unit, and is used for parsing the block sent by the first sending module, so as to obtain the verification in the refueling transaction information in the block data; A verification and judgment unit, which is respectively connected with the calculation unit and the second analysis unit, and is used for judging, according to the block header data of the block, the block before being sent by the first sending module and the first block Whether the block sent by the sending module is the same block; The verification unit is connected with the verification and judgment unit, and when the block before the first sending module sends and the block after the first sending module are the same block, the The verification information corresponding to the block before being sent by the first sending module is compared with the verification information corresponding to the block after being sent by the first sending module, to obtain a verification result of the block. 3. The blockchain-based refueling data management system of claim 1, wherein the data collection subsystem comprises: the first acquisition module, which acquires the refueling transaction information of the user from an external refueling POS machine; A first uploading module, connected to the first obtaining module, uploads the fueling transaction information to the server, so that the server writes the fueling transaction information into the block. 4. The blockchain-based refueling data management system of claim 1, wherein the data collection subsystem comprises: The second acquiring module, acquires the refueling transaction information of the user from an external refueling POS machine; A block writing module is connected to the second obtaining module, and the refueling transaction information is written into the block; The second uploading module is connected to the block writing module, and uploads the block to the server. 5. The blockchain-based refueling data management system according to claim 1, wherein the first sending module comprises: an identification unit, for identifying the refueling transaction information in the block to confirm the corresponding client; The first sending unit, connected with the identifying unit, sends the block to the corresponding client after confirmation, so that the corresponding client verifies the fueling transaction information in the block. 6. The blockchain-based refueling data management system of claim 1, wherein the second sending module comprises: a judging unit, configured to judge whether the verification information fed back by each of the corresponding clients is all verified; If so, the refueling transaction information in the block is verified; If not, the refueling transaction information in the block has not passed the verification, and the verification result is returned to the user; The second sending unit is connected to the judging unit, and after the refueling transaction information in the block is verified, the block is sent to the blockchain network for storage. 7. The blockchain-based refueling data management system according to claim 1, wherein the refueling transaction information comprises: refueling data, transaction data, and gas station data; The fueling data includes: fueling liters, fueling unit price and fueling total price; The transaction data includes: user identity data, payment form and/or payment account number; The gas station data includes: gas station identity information and gas station address. 8. A blockchain-based refueling data management method, characterized in that, when applied to the blockchain-based refueling data management system of any one of the above claims 1-7, the refueling data management method comprises the following steps: Obtain the refueling transaction information input by the user from the external refueling POS machine, and upload it to the server, so that the server stores the block including the refueling transaction information; sending the block to the corresponding at least one of the clients, so that the verification module in the client verifies the fueling transaction information in the block; After the refueling transaction information in the block is verified, the block is sent to the blockchain network for storage.

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