WO2021057995A1

WO2021057995A1 - Fare collection system and control method therefor

Info

Publication number: WO2021057995A1
Application number: PCT/CN2020/118288
Authority: WO
Inventors: 陈炜民
Original assignee: 比亚迪股份有限公司
Priority date: 2019-09-29
Filing date: 2020-09-28
Publication date: 2021-04-01
Also published as: CN112583870A; CN112583870B

Abstract

A fare collection system and a control method therefor, relating to the field of rail transit technology. The fare collection system comprises: a plurality of block chain node servers, and ticket selling machines and ticket checking machines corresponding to the block chain node servers. The plurality of block chain node servers are used to maintain block chains. The block chain node servers are used to perform contract interaction with the ticket selling machines and the ticket checking machines, and maintain the block chains according to a contract interaction result.

Description

Ticket checking system and control method thereof

Cross-references to related applications

The present disclosure claims the priority of a Chinese patent application filed on September 29, 2019, with the application number 201910935336.X, titled "Fare Collection System and Its Control Method", the entire content of which is incorporated into the present disclosure by reference.

Technical field

The present disclosure relates to the technical field of rail transit, and in particular to a fare collection system and a control method of the fare collection system.

Background technique

At present, AFC (Automatic Fare Collection, urban rail transit automatic fare collection) system usually adopts a three-level management mode of central server, station server and station terminal, or a two-level management mode of central server and station terminal. However, the above management model has the following problems:

1) If the central server suddenly fails, it may cause the degraded operation of the automatic fare collection system of all sites, or even paralyze; 2) If the central server storage is damaged, it may cause the loss of line transaction information; 3) If the network is safe Insufficient, it is vulnerable to network attacks, which in turn leads to malicious tampering of data.

Public content

The present disclosure proposes a ticket selling and checking system and a control method thereof, so as to improve the reliability and safety of the automatic ticket selling and checking system.

In the first aspect, the present disclosure proposes a ticket vending system, including multiple blockchain node servers, and ticket vending machines and ticket inspection machines corresponding to each blockchain node server, wherein the multiple blockchain node servers It is used to maintain the blockchain, and the blockchain node server is used for contract interaction with the corresponding ticket vending machine and ticket inspection machine, and to maintain the blockchain according to the result of the contract interaction.

According to the ticket sales and inspection system of the embodiment of the present disclosure, by introducing a blockchain node server, and through the blockchain node server to perform contract interaction with the ticket vending machine and the ticket inspection machine, the blockchain is maintained according to the result of the contract interaction, thereby, Utilize the characteristics of blockchain technology decentralization, data encryption and historical data that cannot be tampered with to improve the reliability and security of the automatic fare collection system.

In the second aspect, the present disclosure proposes a control method for a ticket sales and inspection system, wherein the ticket sales and inspection system includes a plurality of blockchain node servers, and a ticket vending machine and a ticket inspection machine corresponding to each blockchain node server. The control method includes: controlling the blockchain node server to perform contract interaction with the ticket vending machine and the ticket inspection machine; and maintaining the blockchain according to the result of the contract interaction.

According to the control method of the ticket inspection system of the embodiment of the present disclosure, the blockchain node server is controlled to interact with the ticket vending machine and the ticket inspection machine for contract interaction, and the blockchain is maintained according to the result of the contract interaction, thereby using blockchain technology The features of decentralization, data encryption and historical data that cannot be tampered with can improve the reliability and security of the automatic fare collection system.

The additional aspects and advantages of the present disclosure will be partially given in the following description, and some will become obvious from the following description, or be understood through the practice of the present disclosure.

Description of the drawings

The above and/or additional aspects and advantages of the present disclosure will become obvious and easy to understand from the description of the embodiments in conjunction with the following drawings, in which:

Fig. 1 is a schematic diagram of a block chain network architecture in the prior art;

2 is a schematic block diagram of the ticket collection system according to an embodiment of the disclosure;

Fig. 3 is a block diagram of a ticket collection system according to a specific embodiment of the present disclosure;

FIG. 4 is a schematic flowchart of a ticket purchase process according to a specific embodiment of the present disclosure;

FIG. 5 is a schematic flow chart of the inbound ticket checking process according to a specific embodiment of the present disclosure;

FIG. 6 is a schematic flowchart of an outbound ticket checking process according to a specific embodiment of the present disclosure;

FIG. 7 is a schematic structural diagram of a fare collection system according to a specific embodiment of the present disclosure;

FIG. 8 is a schematic flow chart of a control method of a fare collection system according to an embodiment of the present disclosure;

FIG. 9 is a schematic flow chart of a control method of a fare collection system according to an embodiment of the present disclosure;

FIG. 10 is a schematic flowchart of a control method of a fare collection system according to an embodiment of the present disclosure;

FIG. 11 is a schematic flowchart of a control method of a ticket collection system according to an embodiment of the present disclosure.

detailed description

The embodiments of the present disclosure are described in detail below. Examples of the embodiments are shown in the accompanying drawings, in which the same or similar reference numerals denote the same or similar elements or elements with the same or similar functions. The embodiments described below with reference to the drawings are exemplary, and are only used to explain the present disclosure, and should not be construed as limiting the present disclosure.

It should be noted that the blockchain technology used in the embodiments of the present disclosure is a technology that uses a decentralized consensus mechanism to maintain a complete, distributed, and non-tamperable ledger database. Participants in the chain realize a unified ledger system without establishing a trust relationship. Among them, the “block” in the above-mentioned blockchain refers to a public ledger, which can be maintained at multiple points; the “chain” in the above-mentioned blockchain refers to a timestamp, which cannot be forged.

As shown in Figure 1, the blockchain network is composed of many blockchain nodes, and the consistency of the data on the blockchain network is maintained through the consensus mechanism, and the participants in the blockchain can query through the blockchain nodes Or write data. The blockchain network has the following characteristics:

1) Distributed decentralization, because each node in the blockchain network must follow the same accounting transaction rule (the transaction rule is based on a cryptographic algorithm), and each transaction requires the approval of other users in the network. Therefore, the blockchain system does not require the intervention of third-party intermediaries or trust institutions, and can then be used to realize the decentralization of the ticket sales and inspection system of the embodiments of the present disclosure; 2) No trust system is required. In the blockchain network, the self through algorithm Constraint, any malicious deception of the system will be rejected and suppressed by other nodes. Therefore, it is impossible to carry out cyber fraud attacks on the blockchain system from a single node, which can be used to improve the network security of the ticket sales and inspection system of the embodiment of the present disclosure; 3) Tamper-proof and encryption security, the blockchain system adopts one-way hashing Algorithms, and each newly generated block is advanced strictly in accordance with the timeline sequence. Due to the irreversibility of time, any attempt to invade or tamper with the data information of the blockchain system can be easily traced and rejected by other nodes. Therefore, the data of the blockchain system is data-encrypted and cannot be tampered with, which can be used to realize the ticketing data encryption and ticketing history data of the ticketing system of the embodiment of the present disclosure.

The ticket collection system and its control method according to the embodiments of the present disclosure will be described below with reference to the accompanying drawings.

Fig. 2 is a schematic block diagram of a ticket collection system according to an embodiment of the disclosure. As shown in FIG. 2, the ticket vending system 100 includes: blockchain node servers 1 installed in multiple regions, and ticket vending machines 2 and ticket inspection machines 3 corresponding to each blockchain node server 1.

Among them, multiple blockchain node servers 1 are used to maintain the blockchain, and the blockchain node server 1 is used to interact with the corresponding ticket vending machine 2 and ticket inspection machine 3, and perform contract interactions on the blockchain according to the result of the contract interaction. maintain.

It should be noted that the "contract" in the above-mentioned contract interaction is a computer protocol that is spread, verified, or executed in an information-based manner running on the blockchain network. This contract allows the blockchain node server to be without a third party. , Conduct trusted transactions. The transaction is traceable, but irreversible.

In this embodiment, as shown in FIG. 3, the blockchain node server 1 may include a contract interaction interface, a block synchronization module, a block encapsulation module, and a block release module. The contract interaction interface may be used to communicate with the ticket vending machine 2. Perform contract interaction with the ticket checking machine 3 (ie, the interaction of business functions); the block synchronization module can be used to process the consensus mechanism to synchronize data on the blockchain; the block encapsulation module can be used to encapsulate the contract data into a block structure; The block publishing module can be used to publish encapsulated blocks to the blockchain consensus network.

That is to say, compared to the central server center management and storage of the traditional automatic fare collection system in the prior art, the fare collection system of the embodiment of the present disclosure introduces blockchain technology and maintains the blockchain through multiple blockchain node servers 1 . It should be noted that each blockchain node server 1 has a complete data backup. In other words, if any node including the central server fails, other nodes can still continue to perform business operations. Similarly, the central server is If any node in the storage device is damaged, the other nodes still hold complete data and will not cause data loss. At the same time, with the help of the one-way hash algorithm and time irreversibility of the blockchain, the ticketing system can be used for ticketing The data is traceable and verified to prevent the ticketing historical data from being artificially and illegally tampered with.

Further, in the embodiment of the present disclosure, the ticket vending machine 2 is used to receive the ticket purchase request from the ticket purchaser, generate a ticket sales contract request according to the ticket purchase request, and send the ticket sales contract request to the corresponding blockchain node server 1 , Wherein, the blockchain node server 1 generates ticket sales block data according to the ticket sales contract, and publishes the ticket sales block data to the blockchain for synchronization.

That is, in the embodiment of the present disclosure, the ticket vending system 100 receives the ticket purchase request of the ticket buyer through the ticket vending machine 2, generates a ticket sale contract request according to the ticket purchase request, and sends the ticket sale contract request to the corresponding block The chain node server 1, where the blockchain node server 1 generates ticketing block data according to the ticketing contract, and publishes the ticketing block data to the blockchain consensus network for synchronization, thereby enabling blocks set in multiple regions The chain node server 1 synchronizes the ticketing block data.

Referring to Figure 3, the ticket vending machine 2 can include a ticket sales contract processing module and a state contract processing module. The ticket vending machine 2 can obtain a random ticket sequence, private key and public key according to the ticket purchase request through the ticket sales contract processing module, and use the private key to perform ticketing The transaction generates a digital signature, and then generates a ticket sales contract based on the ticket serial number, public key, digital signature, ticket authority and other information, and sends the ticket sales contract to the corresponding blockchain node server 1 to apply for a ticket transaction and pass the status The contract processing module obtains the state of the blockchain network.

In the embodiment of the present disclosure, the blockchain node server 1 is also used to send a success message to the ticket vending machine 2 after publishing the ticket selling block data to the blockchain, so that the ticket vending machine 2 generates a ticket.

In other words, the ticket vending machine 2 generates a ticket after receiving the successful information of the blockchain node server 1 to synchronize the blockchain.

As shown in Fig. 4, taking the ticket purchase process of a specific embodiment of the present disclosure as an example, a ticket purchaser performs coin-op purchase on the ticket vending machine 2, and the ticket vending machine 2 performs the following steps:

S10: The ticket vending machine receives the ticket purchase request from the ticket purchaser and confirms that the ticket purchase conditions are met.

S11: The ticket vending machine generates a random ticket serial number, private key and public key, and uses the private key to generate a digital signature for the current ticket transaction.

S12: The ticket vending machine generates a ticket sales contract request according to the ticket serial number, public key, digital signature, ticket authority and other information, and sends the ticket sales contract request to the blockchain node server.

S13: After receiving the ticket sales contract request, the blockchain node server performs calculations on the contract content, encapsulates the calculation results into block data, and publishes the block data to the blockchain.

S14: Block chain node servers set up in multiple regions synchronize block data through a consensus mechanism.

S15, the blockchain node server feeds back the success information to the ticket vending machine.

S16: The ticket vending machine writes the generated random key information into the ticket carrier and issues the ticket.

Further, in the embodiment of the present disclosure, the ticket inspection machine 3 is used to read the ticket information, generate an inbound contract request according to the ticket information, and send the inbound contract request to the corresponding blockchain node server 1, where , The blockchain node server 1 generates inbound block data according to the inbound contract, and publishes the inbound block data to the blockchain for synchronization.

Specifically, in the embodiment of the present disclosure, the ticket vending system 100 can read the ticket information through the ticket inspection machine 3, generate an inbound contract request based on the ticket information, and send the inbound contract request to the blockchain node server 1 , The blockchain node server 1 generates the inbound block data according to the inbound contract, and publishes the inbound block data to the blockchain to synchronize the blockchain, thereby enabling the blockchain node servers installed in multiple regions 1Synchronize incoming block data.

As shown in Figure 5, taking the inbound ticket checking process of a specific embodiment of the present disclosure as an example, the ticket holder enters the station through the ticket inspection machine 3, and the ticket inspection machine 3 performs the following steps:

S20: The ticket inspection machine reads the ticket information (for example, the ticket key and serial number information), and queries the ticket authority from the blockchain node server.

S21: If the ticket meets the entry conditions, generate an entry contract request based on information related to the ticket, such as the public key, digital signature, and ticket status, and send the entry contract request to the blockchain node server.

S22: After receiving the inbound contract request, the blockchain node server performs calculations on the content of the contract, encapsulates the calculation results into block data, and publishes the block data to the blockchain, and after the block data is successfully published , Feedback information to the ticket inspection machine.

S23, the ticket inspection machine responds to the release.

In the embodiment of the present disclosure, the ticket inspection machine 3 is also used to read the ticket information, generate an outbound contract request according to the ticket information, and send the outbound contract request to the corresponding blockchain node server 1, where the district The blockchain node server 1 generates ticket checking block data according to the outbound contract, and publishes the ticket checking block data to the blockchain for synchronization.

In the embodiment of the present disclosure, the fare collection system 100 can also read the ticket information through the ticket inspection machine 3, generate an outbound contract request based on the ticket information, and send the outbound contract request to the blockchain node server 1. The blockchain node server 1 generates outbound block data according to the outbound contract, and publishes the outbound block data to the blockchain to synchronize the blockchain, thereby synchronizing the blockchain node servers 1 installed in multiple regions Outbound block data.

As shown in Figure 6, taking the outbound ticket checking process of a specific embodiment of the present disclosure as an example, the ticket holder passes the ticket inspection machine 3 to exit the station, and the ticket inspection machine 3 performs the following steps:

S30: The ticket inspection machine reads the ticket information (for example, the ticket key and serial number information), and queries the ticket authority from the blockchain node server.

S31: If the ticket meets the exit conditions, generate an outbound contract request based on information related to the ticket, such as the public key, digital signature, and ticket status, and send the outbound contract request to the blockchain node server.

S32: After receiving the outbound contract request, the blockchain node server performs calculations on the content of the contract, encapsulates the calculation results into block data, and publishes the block data to the blockchain, and after the block data is successfully published , Feedback information to the ticket inspection machine.

S33, the ticket inspection machine responds to release.

As shown in Figure 3, the ticket inspection machine 3 can include a ticket inspection contract processing module and a status contract processing module. The ticket inspection machine 3 can generate an inbound contract request based on the ticket information through the ticket inspection contract processing module, and send the inbound contract request to The blockchain node server 1 can check the ride permission of the ticket and eliminate the ride permission of the ticket after the contract interaction is executed, and the state of the blockchain network can be obtained through the state contract processing module.

Further, in the embodiment of the present disclosure, as shown in FIG. 7, the ticket collection system 100 further includes: a central management server 4.

Among them, the central management server 4 can be used to monitor the operation of the blockchain, and maintain and manage the network and contracts of the blockchain.

As shown in Figure 3, the central management server 4 may include a network management module and a blockchain node module. The network management module and the blockchain node module are connected to the blockchain network. The central management server 4 can be monitored by the network management module. The operation status of all equipment in the blockchain network, and the blockchain network can be upgraded out-of-band; the blockchain node module can handle blockchain services.

It should be understood that the central management server 4 has the highest authority and can modify and manage the contract version. In addition, the central management server 4 can synchronize to a complete ticket transaction account book from the blockchain. In other words, the central management server 4 can perform ticket management Data storage, management, and settlement operations, and the central management server 4 can be used as the interface between the ticket collection system 100 and a third-party system, that is, if the third-party system needs to access the data in the blockchain, it can use the central management server 4 Achieve data access, thereby fulfilling the business requirements of ticket clearing.

In summary, according to the fare collection system of the embodiments of the present disclosure, the blockchain node server is introduced to interact with the ticket vending machine and the ticket inspection machine for contract interaction, and the blockchain is maintained according to the result of the contract interaction, thereby using blockchain technology The features of decentralization, data encryption and historical data that cannot be tampered with can improve the reliability and security of the automatic fare collection system.

FIG. 8 is a schematic flowchart of a control method of a ticket collection system according to an embodiment of the disclosure. As shown in Figure 8, the control method of the fare collection system includes:

S101: Control the blockchain node server to perform contract interaction with the ticket vending machine and the ticket checking machine.

S102: Maintain the blockchain according to the contract interaction result.

That is to say, after controlling the blockchain node server to interact with the ticket vending machine and the ticket inspection machine for contract interaction, the blockchain is also maintained according to the result of the contract interaction, so as to realize the synchronization of multiple blockchain node servers.

In the embodiment of the present disclosure, as shown in FIG. 9, the control method of the ticket collection system further includes:

S201: Receive a ticket purchase request from a ticket purchaser, generate a ticket sales contract request according to the ticket purchase request, and send the ticket sales contract request to a corresponding blockchain node server.

S202: Generate ticket sales block data according to the ticket sales contract, and publish the ticket sales block data to the blockchain for synchronization.

That is to say, after receiving the ticket purchase request from the ticket purchaser, it also generates a ticket sales contract request according to the ticket purchase request, and sends the ticket sales contract request to the corresponding blockchain node server, and then generates the ticket sales block data according to the ticket sales contract , And publish the ticketing block data to the blockchain to synchronize the blockchain, thereby realizing the synchronization of the ticketing block data.

S203: After publishing the ticket sales block data to the blockchain, send a success message to control the ticket vending machine to generate tickets.

In the embodiment of the present disclosure, as shown in FIG. 10, the control method of the ticket collection system further includes:

S301: Read the ticket information, generate an inbound contract request according to the ticket information, and send the inbound contract request to the corresponding blockchain node server.

S302: Generate inbound block data according to the inbound contract, and publish the inbound block data to the blockchain for synchronization.

That is to say, after reading the ticket information, it also generates an inbound contract request based on the ticket information, and sends the inbound contract request to the blockchain node server, and generates the inbound block data according to the inbound contract, and Inbound block data is released to the blockchain to synchronize the blockchain, thereby achieving synchronization of inbound block data.

In the embodiment of the present disclosure, as shown in FIG. 11, the control method of the ticket collection system further includes:

S401: Read the ticket information, generate an outbound contract request according to the ticket information, and send the outbound contract request to the corresponding blockchain node server.

S402: Generate ticket checking block data according to the outbound contract, and publish the ticket checking block data to the blockchain for synchronization.

In other words, after reading the ticket information, the outbound contract request is also generated according to the ticket information, and the outbound contract request is sent to the blockchain node server, and the outbound block data is generated according to the outbound contract, and The outbound block data is published to the blockchain to synchronize the blockchain, thereby achieving synchronization of the outbound block data.

It should be noted that the control method of the fare collection system in the embodiment of the present disclosure is based on the fare collection system of the foregoing embodiment of the present disclosure, that is, the control method of the fare collection system of the embodiment of the present disclosure and the fare collection system of the foregoing embodiment of the present disclosure There is a one-to-one correspondence between the specific embodiments, and details are not described herein again.

In summary, according to the control method of the ticket vending system of the embodiment of the present disclosure, the blockchain node server is controlled to interact with the ticket vending machine and the ticket checking machine for contract interaction, and the blockchain is maintained according to the result of the contract interaction. The decentralization of blockchain technology, data encryption and historical data can not be tampered with, improve the reliability and security of the automatic fare collection system.

In the description of this specification, descriptions with reference to the terms "one embodiment", "some embodiments", "examples", "specific examples", or "some examples" etc. mean specific features described in conjunction with the embodiment or example , Structure, materials or features are included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the described specific features, structures, materials or characteristics may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art can combine and combine the different embodiments or examples and the features of the different embodiments or examples described in this specification without contradicting each other.

In addition, the terms "first" and "second" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features. Therefore, the features defined with "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined.

Any process or method description described in the flowchart or described in other ways herein can be understood as a module, segment or part of code that includes one or more executable instructions for implementing custom logic functions or steps of the process , And the scope of the preferred embodiments of the present invention includes additional implementations, which may not be in the order shown or discussed, including performing functions in a substantially simultaneous manner or in the reverse order according to the functions involved. This should It is understood by those skilled in the art to which the embodiments of the present invention belong.

The logic and/or steps represented in the flowchart or described in other ways herein, for example, can be considered as a sequenced list of executable instructions for implementing logic functions, and can be embodied in any computer-readable medium, For use by instruction execution systems, devices, or equipment (such as computer-based systems, systems including processors, or other systems that can fetch and execute instructions from instruction execution systems, devices, or equipment), or combine these instruction execution systems, devices Or equipment. For the purposes of this specification, a "computer-readable medium" can be any device that can contain, store, communicate, propagate, or transmit a program for use by an instruction execution system, device, or device or in combination with these instruction execution systems, devices, or devices. More specific examples (non-exhaustive list) of computer readable media include the following: electrical connections (electronic devices) with one or more wiring, portable computer disk cases (magnetic devices), random access memory (RAM), Read only memory (ROM), erasable and editable read only memory (EPROM or flash memory), fiber optic devices, and portable compact disk read only memory (CDROM). In addition, the computer-readable medium may even be paper or other suitable medium on which the program can be printed, because it can be used, for example, by optically scanning the paper or other medium, followed by editing, interpretation, or other suitable media if necessary. The program is processed in a way to obtain the program electronically and then stored in the computer memory.

It should be understood that each part of the present invention can be implemented by hardware, software, firmware or a combination thereof. In the above embodiments, multiple steps or methods can be implemented by software or firmware stored in a memory and executed by a suitable instruction execution system. For example, if it is implemented by hardware as in another embodiment, it can be implemented by any one or a combination of the following technologies known in the art: Discrete logic gate circuits with logic functions for data signals Logic circuit, application specific integrated circuit with suitable combinational logic gate circuit, programmable gate array (PGA), field programmable gate array (FPGA), etc.

A person of ordinary skill in the art can understand that all or part of the steps carried in the method of the foregoing embodiments can be implemented by a program instructing relevant hardware to complete. The program can be stored in a computer-readable storage medium. When executed, it includes one of the steps of the method embodiment or a combination thereof.

In addition, the functional units in the various embodiments of the present invention may be integrated into one processing module, or each unit may exist alone physically, or two or more units may be integrated into one module. The above-mentioned integrated modules can be implemented in the form of hardware or software function modules. If the integrated module is implemented in the form of a software function module and sold or used as an independent product, it can also be stored in a computer readable storage medium.

The aforementioned storage medium may be a read-only memory, a magnetic disk or an optical disk, etc. Although the embodiments of the present invention have been shown and described above, it can be understood that the above-mentioned embodiments are exemplary and should not be construed as limiting the present invention. Those of ordinary skill in the art can comment on the above-mentioned embodiments within the scope of the present invention. The embodiment undergoes changes, modifications, substitutions, and modifications.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", " Back", "Left", "Right", "Vertical", "Horizontal", "Top", "Bottom", "Inner", "Outer", "Clockwise", "Counterclockwise", "Axial" , "Radial", "Circumferential", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying the pointed device or The element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present invention.

In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and other terms should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. , Or integrated; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal communication of two components or the interaction relationship between two components. For those of ordinary skill in the art, the specific meanings of the above-mentioned terms in the present invention can be understood according to specific situations.

In the present invention, unless expressly stipulated and defined otherwise, the first feature “on” or “under” the second feature may be in direct contact with the first and second features, or the first and second features may be indirectly through an intermediary. contact. Moreover, the "above", "above" and "above" of the first feature on the second feature may mean that the first feature is directly above or diagonally above the second feature, or it simply means that the level of the first feature is higher than the second feature. The “below”, “below” and “below” of the second feature of the first feature may be that the first feature is directly below or obliquely below the second feature, or it simply means that the level of the first feature is smaller than the second feature.

Although the embodiments of the present invention have been shown and described above, it can be understood that the above-mentioned embodiments are exemplary and should not be construed as limiting the present invention. Those of ordinary skill in the art can comment on the above-mentioned embodiments within the scope of the present invention. The embodiment undergoes changes, modifications, substitutions, and modifications.

Claims

A ticket inspection system includes: multiple blockchain node servers, and ticket vending machines and ticket inspection machines corresponding to each blockchain node server, wherein the multiple blockchain node servers are used to maintain the blockchain,

The blockchain node server is used to perform contract interaction with the corresponding ticket vending machine and ticket inspection machine, and maintain the blockchain according to the result of the contract interaction.
The fare collection system according to claim 1, wherein:

The ticket vending machine is used to receive a ticket purchase request from a ticket purchaser, generate a ticket sales contract request according to the ticket purchase request, and send the ticket sales contract request to the corresponding blockchain node server, where the district The block chain node server generates ticket sales block data according to the ticket sales contract, and publishes the ticket sales block data to the blockchain for synchronization.
The ticket vending system according to claim 2, wherein the blockchain node server is further configured to send success information to the ticket vending machine after publishing the ticket selling block data to the blockchain Make the ticket vending machine generate a ticket.
The fare collection system according to any one of claims 1 to 3, wherein the ticket inspection machine is used to read ticket information, and generate a station entry contract request based on the ticket information, and to set the entry contract The request is sent to the corresponding blockchain node server, where the blockchain node server generates inbound block data according to the inbound contract, and publishes the inbound block data to the blockchain for Synchronize.
The ticket sales and inspection system according to any one of claims 1-4, wherein the ticket inspection machine is also used to read ticket information, and generate an exit contract request based on the ticket information, and send the exit The contract request is sent to the corresponding blockchain node server, where the blockchain node server generates ticket checking block data according to the outbound contract, and publishes the ticket checking block data to the blockchain for Synchronize.
5. The ticket sales and inspection system according to any one of claims 1-5, wherein the system further comprises: a central management server;

The central management server is used to monitor the operation of the blockchain, and maintain and manage the network of the blockchain and the contract.
A control method for a ticket collection system, the ticket collection system comprising a plurality of blockchain node servers, and a ticket vending machine and a ticket checking machine corresponding to each blockchain node server, the control method comprising:

Controlling the blockchain node server to perform contract interaction with the ticket vending machine and the ticket inspection machine;

Maintaining the blockchain according to the contract interaction result.
8. The control method of the ticket collection system according to claim 7, wherein the control method further comprises:

Receiving a ticket purchase request from a ticket purchaser, generating a ticket sales contract request according to the ticket purchase request, and sending the ticket sales contract request to the corresponding blockchain node server;

Generate ticket sales block data according to the ticket sales contract, and publish the ticket sales block data to the blockchain for synchronization.
The control method of the ticket vending system according to claim 8, wherein the control method further comprises: after publishing the ticketing block data to the blockchain, sending a success message to control the ticket vending machine to generate ticket.
9. The control method of the fare collection system according to any one of claims 7-9, wherein the control method further comprises:

Reading the ticket information, generating a station entry contract request based on the ticket information, and sending the station entry contract request to the corresponding blockchain node server;

Generate inbound block data according to the inbound contract, and publish the inbound block data to the blockchain for synchronization.
The control method of the ticket collection system according to any one of claims 7-10, wherein the control method further comprises:

Read the ticket information, generate an outbound contract request based on the ticket information, and send the outbound contract request to the corresponding blockchain node server;

Generate ticket checking block data according to the outbound contract, and publish the ticket checking block data to the blockchain for synchronization.