CN108154243B - Automobile maintenance information system based on block chain technology - Google Patents
Automobile maintenance information system based on block chain technology Download PDFInfo
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- CN108154243B CN108154243B CN201711437168.9A CN201711437168A CN108154243B CN 108154243 B CN108154243 B CN 108154243B CN 201711437168 A CN201711437168 A CN 201711437168A CN 108154243 B CN108154243 B CN 108154243B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q10/00—Administration; Management
- G06Q10/20—Administration of product repair or maintenance
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/24—Querying
- G06F16/245—Query processing
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
- G06F16/25—Integrating or interfacing systems involving database management systems
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/90—Details of database functions independent of the retrieved data types
- G06F16/901—Indexing; Data structures therefor; Storage structures
- G06F16/9024—Graphs; Linked lists
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
- G06F21/64—Protecting data integrity, e.g. using checksums, certificates or signatures
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C5/00—Registering or indicating the working of vehicles
- G07C5/006—Indicating maintenance
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C5/00—Registering or indicating the working of vehicles
- G07C5/008—Registering or indicating the working of vehicles communicating information to a remotely located station
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C5/00—Registering or indicating the working of vehicles
- G07C5/08—Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle or waiting time
- G07C5/0808—Diagnosing performance data
Abstract
The invention relates to an automobile maintenance information system based on a block chain technology, which comprises a correlation module, a maintenance module, a health management module and an inquiry module, wherein the correlation module is used for correlating the health management module with the maintenance module; the participants include owner nodes, relatives and friends nodes, seller nodes, repairer nodes and inquiry nodes. The automobile maintenance information system based on the block chain technology adds automobile maintenance information into a distributed account book in a block form, and ensures that data is real and cannot be tampered; an association mechanism between nodes is established, and the authority of the nodes is expanded; the health management function is added, the vehicle owner is reminded to maintain the vehicle in time, and the health state of the vehicle is monitored in real time; two kinds of inquiry authorities are designed, so that the automobile maintenance records can be inquired, the health state of the automobile can be inquired, and different requirements are met.
Description
Technical Field
The invention relates to the application field of a block chain technology in the aspect of automobile maintenance, and relates to an automobile maintenance information system based on the block chain technology.
Background
With the annual increase in the automobile inventory, the demand of the automobile aftermarket is also expanding. As one of the indispensable links in the daily use of automobiles, automobile maintenance projects are entering the lives of consumers in a completely new operation mode. At present, due to the fact that automobile maintenance information is incomplete, an automobile owner often ignores daily maintenance of the automobile, or blind areas exist in the maintenance. After the automobile runs to a certain kilometer, each part of the automobile has some problems, the engine, the oil consumption and the like have certain differences with a new automobile, and at the moment, the automobile can be repaired only by returning to a factory for maintenance or finding a qualified repair shop. However, if the automobile has no large problems but small problems which can be easily solved, the automobile is sent to a factory or an automobile repair shop for disassembly and assembly, so that the procedure is complicated, the cost is huge, and the automobile owner can reduce or even eliminate the small problems through daily maintenance. Therefore, daily car care is very necessary, which not only can save money for car owners, but also can reduce trouble and save time for car owners.
Disclosure of Invention
Accordingly, the present invention is directed to a system for providing vehicle maintenance information based on blockchain technology that solves or partially solves the above-mentioned problems.
In order to achieve the effect of the technical scheme, the technical scheme of the invention is as follows: an automobile maintenance information system based on block chain technology comprises the following contents:
the automobile maintenance information system comprises a correlation module, a maintenance module, a health management module and an inquiry module; the association module refers to a functional component for establishing a node relationship, the maintenance module refers to a functional component for establishing a block, the health management module refers to a functional component for monitoring a vehicle maintenance state, and the query module refers to a functional component for querying the vehicle maintenance state; the participants of the automobile maintenance information system comprise an owner node, a relatives and friends node, a seller node, a repairer node and an inquiry node; the owner node refers to an owner, the relatives and friends node refers to the public entrusted by the owner to send the vehicle to maintain, the seller node refers to an automobile dealer selling the vehicle to the owner, the repairer node refers to a merchant capable of maintaining the vehicle, and all the public can be used as inquiry nodes;
the interface of the association module is opened to all vehicle owner nodes, a contact linked list is stored in a local database of the vehicle owner nodes, public key addresses of parent-friend nodes trusted by a batch of vehicle owner nodes are recorded in the contact linked list, and the authority of the public key addresses recorded in the contact linked list is regulated by the vehicle owner nodes;
the maintenance module comprises a creation unit, a maintenance unit and a trigger unit; the creating unit is used for establishing a first block on the information tracing chain, and the establishing process is as follows: the method comprises the steps that a seller node records VIN codes, production information, items of first maintenance and time of a vehicle in a creating block, the creating block is added to an information tracing chain, the creating block is the first block on the information tracing chain, and the information tracing chain is used for storing the blocks; the maintenance unit is used for storing vehicle maintenance information, and the storage process is as follows: after the maintenance transaction is agreed, the repairman node and the owner node or the relatives and friends node jointly sign, packaging and storing the maintenance information into a block, adding a timestamp, and adding the block into the information tracing chain; after the maintenance module successfully establishes the block, the trigger unit sends a trigger signal to the health management module;
the health management module comprises a time control unit, a risk control unit and a zero clearing unit; the time control unit comprises a timer and a comparator, wherein the timer is used for calculating the number of days between the current time and the timestamp of the last block on the information tracing chain; the comparator is used for identifying the items which are due and need to be maintained and sending a maintenance notice to the owner node; the risk control unit comprises a sensor and a signal processing device and is used for monitoring the health condition of the vehicle, the monitoring process is as follows, the real-time signals collected by the sensor are processed by the signal processing device, the health indexes of the vehicle can be monitored in real time, and after the real-time signals exceed the threshold value specified by the repairman node, a maintenance notice is sent to the owner node; the zero clearing unit refers to a functional component for initializing data, and is started immediately after the health management module receives a trigger signal, and the data of the time control unit and the data of the risk control unit are cleared;
the query module comprises a maintenance record query unit and a health degree query unit; an interface of the maintenance record query unit is opened for all query nodes, the VIN codes of the vehicles are input by the query nodes at the client side, and the obtained feedback information is the maintenance record of the vehicles; an interface of the health degree query unit is only opened for a highest query authority node, the highest query authority node comprises an owner node, a relatives and friends node and a repairer node, after a VIN code of a vehicle is input by a client, the highest query authority node and the health management module establish a temporary communication network, and obtained feedback information comprises the remaining time of a maintenance project and vehicle health indexes;
the interface of the correlation module, the interface of the maintenance record query unit and the interface of the health degree query unit are integrated on the client.
The beneficial results of the invention are as follows: the invention provides an automobile maintenance information system based on a block chain technology, which adds automobile maintenance information into a distributed account book in a block form to ensure that data is real and can not be tampered; an association mechanism between nodes is established, and the authority of the nodes is expanded; the health management function is added, the vehicle owner is reminded to maintain the vehicle in time, and the health state of the vehicle is monitored in real time; two kinds of inquiry authorities are designed, so that the automobile maintenance records can be inquired, the health state of the automobile can be inquired, and different requirements are met.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more apparent, the present invention is described in detail below with reference to the embodiments. It should be noted that the specific embodiments described herein are only for illustrating the present invention and are not to be construed as limiting the present invention, and products that can achieve the same functions are included in the scope of the present invention. The specific method comprises the following steps:
example 1: the present embodiment specifically describes the structure of the car maintenance information system based on the blockchain technology, as follows:
the automobile maintenance information system comprises a correlation module, a maintenance module, a health management module and an inquiry module; the association module refers to a functional component for establishing a node relationship, the maintenance module refers to a functional component for establishing a block, the health management module refers to a functional component for monitoring a vehicle maintenance state, and the query module refers to a functional component for querying the vehicle maintenance state; the participants of the automobile maintenance information system comprise an owner node, a relatives and friends node, a seller node, a repairer node and an inquiry node; the owner node refers to an owner, the relatives and friends node refers to the public entrusted by the owner to send the vehicle to maintain, the seller node refers to an automobile dealer selling the vehicle to the owner, the repairer node refers to a merchant capable of maintaining the vehicle, and all the public can be used as inquiry nodes;
the interface of the association module is opened to all vehicle owner nodes, a contact linked list is stored in a local database of the vehicle owner nodes, public key addresses of parent-friend nodes trusted by a batch of vehicle owner nodes are recorded in the contact linked list, and the authority of the public key addresses recorded in the contact linked list is regulated by the vehicle owner nodes;
the maintenance module comprises a creation unit, a maintenance unit and a trigger unit; the creating unit is used for establishing a first block on the information tracing chain, and the establishing process is as follows: the method comprises the steps that a seller node records VIN codes, production information, items of first maintenance and time of a vehicle in a creating block, the creating block is added to an information tracing chain, the creating block is the first block on the information tracing chain, and the information tracing chain is used for storing the blocks; the maintenance unit is used for storing vehicle maintenance information, and the storage process is as follows: after the maintenance transaction is agreed, the repairman node and the owner node or the relatives and friends node jointly sign, packaging and storing the maintenance information into a block, adding a timestamp, and adding the block into the information tracing chain; after the maintenance module successfully establishes the block, the trigger unit sends a trigger signal to the health management module;
the health management module comprises a time control unit, a risk control unit and a zero clearing unit; the time control unit comprises a timer and a comparator, wherein the timer is used for calculating the number of days between the current time and the timestamp of the last block on the information tracing chain; the comparator is used for identifying the items which are due and need to be maintained and sending a maintenance notice to the owner node; the risk control unit comprises a sensor and a signal processing device and is used for monitoring the health condition of the vehicle, the monitoring process is as follows, the real-time signals collected by the sensor are processed by the signal processing device, the health indexes of the vehicle can be monitored in real time, and after the real-time signals exceed the threshold value specified by the repairman node, a maintenance notice is sent to the owner node; the zero clearing unit refers to a functional component for initializing data, and is started immediately after the health management module receives a trigger signal, and the data of the time control unit and the data of the risk control unit are cleared;
the query module comprises a maintenance record query unit and a health degree query unit; an interface of the maintenance record query unit is opened for all query nodes, the VIN codes of the vehicles are input by the query nodes at the client side, and the obtained feedback information is the maintenance record of the vehicles; an interface of the health degree query unit is only opened for a highest query authority node, the highest query authority node comprises an owner node, a relatives and friends node and a repairer node, after a VIN code of a vehicle is input by a client, the highest query authority node and the health management module establish a temporary communication network, and obtained feedback information comprises the remaining time of a maintenance project and vehicle health indexes;
the interface of the correlation module, the interface of the maintenance record query unit and the interface of the health degree query unit are integrated on the client.
Example 2: this embodiment mainly illustrates a service architecture of an automobile maintenance information system based on a block chain technique, as follows:
the friend circle can be set on an interface of the APP association module of the owner node, the parent-friend nodes in the friend circle can replace the owner node to send a vehicle to maintain, the authority of each friend can be set, and the own vehicle information part is disclosed;
after the owner node purchases a new vehicle from the 4S store, the 4S store starts a creating unit, VIN codes, production information, items and time of first maintenance of the vehicle are recorded in a creating block, and the creating block is added to the information tracing chain; the creation block is the first block on the information tracing chain;
after each maintenance, the vehicle owner node and the repairman node jointly start a maintenance unit, the repairman node and the vehicle owner node or the relatives and friends node jointly sign after the maintenance transaction is consistent, the maintenance information is packaged and stored in a block, a timestamp is added, and the block is added into an information tracing chain; after the maintenance module establishes the block, the trigger unit sends a trigger signal to the health management module; the relatives and friends node can replace the owner node to execute the function;
the health management module in the APP can remind the owner node of sending a vehicle to maintain in time, and sends a maintenance notice to the owner node to monitor the health condition of the vehicle;
the APP is internally provided with an inquiry module which comprises a maintenance record inquiry unit and a health degree inquiry unit; an interface of the maintenance record query unit is opened for all query nodes, the VIN codes of the vehicles are input by the query nodes at the client side, and the obtained feedback information is the maintenance record of the vehicles; an interface of the health degree query unit is only opened for a highest query authority node, the highest query authority node comprises an owner node, a relatives and friends node and a repairer node, after a VIN code of a vehicle is input by a client, the highest query authority node and the health management module establish a temporary communication network, and obtained feedback information comprises the remaining time of a maintenance project and vehicle health indexes;
the beneficial results of the invention are as follows: the invention provides an automobile maintenance information system based on a block chain technology, which adds automobile maintenance information into a distributed account book in a block form to ensure that data is real and can not be tampered; an association mechanism between nodes is established, and the authority of the nodes is expanded; the health management function is added, the vehicle owner is reminded to maintain the vehicle in time, and the health state of the vehicle is monitored in real time; two kinds of inquiry authorities are designed, so that the automobile maintenance records can be inquired, the health state of the automobile can be inquired, and different requirements are met.
The above description is only for the preferred embodiment of the present invention, and should not be used to limit the scope of the claims of the present invention. While the foregoing description will be understood and appreciated by those skilled in the relevant art, other equivalents may be made thereto without departing from the scope of the claims.
Claims (1)
1. An automobile maintenance information system based on a block chain technology is characterized by comprising the following contents:
the automobile maintenance information system comprises a correlation module, a maintenance module, a health management module and an inquiry module; the association module refers to a functional component for establishing a node relationship, the maintenance module refers to a functional component for establishing a block, the health management module refers to a functional component for monitoring a vehicle maintenance state, and the query module refers to a functional component for querying the vehicle maintenance state; the participants of the automobile maintenance information system comprise an owner node, a relatives and friends node, a seller node, a repairer node and an inquiry node; the owner node refers to an owner of the vehicle, the relatives and friends node refers to the public entrusted by the owner of the vehicle to send the vehicle to maintain, the seller node refers to a vehicle dealer selling the vehicle to the owner of the vehicle, the repairer node refers to a merchant capable of maintaining the vehicle, and all the public can be used as the query node;
the interface of the correlation module is opened for all the vehicle owner nodes, a contact linked list is stored in a local database of the vehicle owner nodes, public key addresses of the relatives and friends nodes trusted by a batch of the vehicle owner nodes are recorded in the contact linked list, and the authority of the public key addresses recorded in the contact linked list is regulated by the vehicle owner nodes;
the maintenance module comprises a creation unit, a maintenance unit and a trigger unit; the creation unit is used for establishing a first block on the information tracing chain, and the establishment process is as follows: the seller node records VIN codes, production information, items of first maintenance and time of the vehicle in a created block, and adds the created block to the information tracing chain, wherein the created block is the first block on the information tracing chain, and the information tracing chain is used for storing blocks; the maintenance unit is used for storing vehicle maintenance information, and the storage process is as follows: after the repairman node and the owner node or the relatives and friends node reach an agreement about maintenance transaction, jointly signing, packaging and storing the maintenance information into a block, adding a timestamp, and adding the block into the information tracing chain; after the maintenance module successfully establishes the block, the trigger unit sends a trigger signal to the health management module;
the health management module comprises a time control unit, a risk control unit and a zero clearing unit; the time control unit comprises a timer and a comparator, wherein the timer is used for calculating the number of days between the current time and the timestamp of the last block on the information tracing chain; the comparator is used for identifying the items which are due and need to be maintained and sending a maintenance notice to the owner node; the risk control unit comprises a sensor and a signal processing device and is used for monitoring the health condition of the vehicle, the monitoring process is as follows, the real-time signals collected by the sensor can monitor the health index of the vehicle in real time after being processed by the signal processing device, and a maintenance notice is sent to the vehicle owner node after the real-time signals exceed the threshold value specified by the repairman node; the zero clearing unit refers to a functional component for initializing data, and after the health management module receives the trigger signal, the zero clearing unit is started immediately to clear the data of the time control unit and the risk control unit;
the query module comprises a maintenance record query unit and a health degree query unit; an interface of the maintenance record query unit is opened for all query nodes, the VIN code of the vehicle is input by the query nodes at a client, and the obtained feedback information is the maintenance record of the vehicle; an interface of the health degree query unit is only opened for a highest query authority node, the highest query authority node comprises an owner node, a relatives and friends node and a repairer node, after the VIN code of the vehicle is input by the client, the highest query authority node and the health management module establish a temporary communication network, and the obtained feedback information comprises the remaining time of the maintenance project and the health index of the vehicle;
the interface of the correlation module, the interface of the maintenance record query unit and the interface of the health degree query unit are integrated on the client.
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