CN110544081A - internet of things payment method and system suitable for IC card prepayment gas meter - Google Patents
internet of things payment method and system suitable for IC card prepayment gas meter Download PDFInfo
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- CN110544081A CN110544081A CN201910457871.9A CN201910457871A CN110544081A CN 110544081 A CN110544081 A CN 110544081A CN 201910457871 A CN201910457871 A CN 201910457871A CN 110544081 A CN110544081 A CN 110544081A
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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
- G06Q20/00—Payment architectures, schemes or protocols
- G06Q20/08—Payment architectures
- G06Q20/14—Payment architectures specially adapted for billing systems
-
- 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
- G06Q20/00—Payment architectures, schemes or protocols
- G06Q20/08—Payment architectures
- G06Q20/18—Payment architectures involving self-service terminals [SST], vending machines, kiosks or multimedia terminals
-
- 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
- G06Q20/00—Payment architectures, schemes or protocols
- G06Q20/22—Payment schemes or models
- G06Q20/28—Pre-payment schemes, e.g. "pay before"
-
- 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
- G06Q20/00—Payment architectures, schemes or protocols
- G06Q20/30—Payment architectures, schemes or protocols characterised by the use of specific devices or networks
- G06Q20/34—Payment architectures, schemes or protocols characterised by the use of specific devices or networks using cards, e.g. integrated circuit [IC] cards or magnetic cards
- G06Q20/341—Active cards, i.e. cards including their own processing means, e.g. including an IC or chip
-
- 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
- G06Q20/00—Payment architectures, schemes or protocols
- G06Q20/30—Payment architectures, schemes or protocols characterised by the use of specific devices or networks
- G06Q20/34—Payment architectures, schemes or protocols characterised by the use of specific devices or networks using cards, e.g. integrated circuit [IC] cards or magnetic cards
- G06Q20/349—Rechargeable cards
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F15/00—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity
- G07F15/001—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity for gas
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F15/00—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity
- G07F15/06—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity with means for prepaying basic charges, e.g. rent for meters
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F19/00—Complete banking systems; Coded card-freed arrangements adapted for dispensing or receiving monies or the like and posting such transactions to existing accounts, e.g. automatic teller machines
Abstract
The invention relates to an Internet of things payment method and system suitable for an IC card prepayment gas meter, and aims to solve the problem that a user is inconvenient to recharge due to an existing gas payment mode. The Internet of things payment method comprises the following steps: (1) a user pays the gas fee through the payment platform to obtain payment record information and a corresponding recharging confirmation code; (2) the user holds the IC card and sends an IC card analysis request to the gas server on the load machine; (3) the gas server analyzes the data information of the IC card and displays the data information on the load machine; (4) the user sends a recharging confirmation code to the gas server through the load machine; (5) the gas server verifies the payment record information according to the recharging confirmation code and sends the payment record information to the load machine; (6) a user sends a card writing request to a gas server through a load machine; (7) the gas server writes the recharging data into the IC card through the load machine. The Internet of things payment system comprises a payment platform, a gas server and a load machine.
Description
Technical Field
The invention relates to an Internet of things payment method and system suitable for an IC card prepayment gas meter.
background
paying by the existing IC card gas meter, and transacting in a gas company business hall or an authorized network according to an IC card number or a user name; and then inserting the recharged IC card into a gas meter to recharge the gas. The gas payment mode is that gas payment recharging business is handled in different areas and different time periods, and has the following problems:
1. the gas payment charging point is only opened in a specified time period, but the free time of a user probably conflicts with the opening time period specified by the gas payment point, so that inconvenience is caused;
2. the user needs to finish recharging and paying only in a specific place, which forms a great limitation on the geographical position, and when a large number of recharging residents are charged, the user needs to queue for recharging, thereby spending time and energy and bringing great inconvenience to the user.
disclosure of Invention
the invention provides an Internet of things payment method and system suitable for an IC card prepayment gas meter, aiming at the technical problem that the charging of a user is inconvenient due to the fact that the existing gas payment mode is divided into areas and time periods, and the user does not need to go to a company business hall or an authorized network for payment in a specified time period, so that the time of the user is saved, and the user experience is greatly improved.
The technical solution of the invention is as follows:
an Internet of things payment method suitable for an IC card prepayment gas meter is characterized by comprising the following steps:
(1) a user pays the gas fee to the prepaid IC card number through the payment platform to obtain payment record information and a corresponding recharge confirmation code;
(2) the user holds the IC card and sends an IC card analysis request to the gas server on any one of the networked load machines;
(3) The gas server analyzes the data information of the IC card and displays the data information on the load machine; the data information comprises a card number;
(4) the user sends the received recharging confirmation code to the gas server through the load machine;
(5) the gas server verifies the payment record information according to the recharging confirmation code and starts an interlocking mechanism, and then the payment record information is sent to the load machine; the interlocking mechanism is used for forbidding other IC cards with the same card number to write the card;
(6) after the user confirms the payment record information, sending a card writing request to a gas server;
(7) And the gas server generates recharging data according to the payment record information and writes the recharging data into the IC card through the load machine.
Further, the step (1) is specifically as follows:
1.1) establishing connection between a payment platform and a gas server;
1.2) the user inputs the IC card number to the payment platform;
1.3) the payment platform sends the prepaid IC card number to a gas server to request to inquire a user file corresponding to the IC card number and an unwritten card record;
1.4) if the gas server does not find the data or the IC card is limited by the gas server, returning a prompt message of failure query; if the user file is normal and the card-writing record is available, returning a recharging confirmation code to the user through the payment platform, and ending the process; if the user file is normal and no card-unwritten record exists, returning the user file and the ladder data to the user through the payment platform, and entering the step 1.5);
1.5) inputting the amount of the purchased gas to a payment platform by a user;
1.6) the payment platform sends the IC card number and the pre-purchased gas amount to a gas server, and the gas server returns the step data and the total payment amount to the payment platform according to the total payment amount of the pre-purchased gas amount, and the step 1.7 is carried out;
1.7) deducting money according to the total payment amount by the payment platform;
1.8) after the deduction is successful, the payment platform sends the IC card number, the gas value, the deduction amount, the payment account and the payment serial number to a gas server;
1.9) adding a payment record by the gas server, comparing a calculation result with a deducted amount according to the amount required by recalculating the gas purchasing amount, and returning a recharging confirmation code and payment record information if the calculation result is equal to the deducted amount; and if the two are not equal or the adding of the payment record fails, sending a refund request to the payment platform and returning refund prompt information.
further, the step 1.1) is specifically as follows:
1.11) the payment platform sends a login account and a login password to the gas server to request to establish connection;
1.12) the gas server checks the IP address, login account and login password of the payment platform; if the IP address of the payment platform is not in the IP white list or the login account number is not matched with the password, returning a login failure prompt message; if the IP address of the payment platform is in the IP white list and the login account number and the login password are correct, returning an access token, a refresh token, valid time and a login success prompt message;
1.13) in the effective time, the payment platform sends a login account number, a login password and a refresh token to the gas server to request for refreshing connection;
1.14) the gas server checks the IP address, the refreshing token, the login account and the login password of the payment platform; if the IP address of the payment platform is in the IP white list and the refresh token is correct, returning a new access token, a refresh token and valid time, and keeping connection; and if the IP address of the payment platform is not in the IP white list or the refresh token is wrong, the refresh fails and the connection is closed.
further, the step (2) is specifically as follows:
2.1) establishing connection between the load register and the gas server;
2.2) the user inserts the IC card into the load machine, requests the load machine to read the card, if the card reading is successful, sends machine information and card data to the gas server, and requests to analyze the IC card data; and if the card reading fails, displaying a card reading failure prompt message.
Further, the step 2.1) is specifically as follows:
2.11) starting a loading machine, sending the data of the dongle, the machine information, the login account and the login password to the gas server, and requesting to establish connection;
2.12) the gas server checks the data of the dongle, the machine information, the login account and the login password, and if the check fails, a login failure prompt message is returned; if the check is successful, returning the access token, the refresh token and the effective time, and checking whether the loading machine system is the latest version, if so, sending data to the loading machine, and entering the step 2.13); if not, updating the system of the loading machine to the latest version, and returning to the step 2.11 after the updating is successful);
2.13) loading data issued by the gas server by the load memory machine and displaying a card reading interface;
2.14) in the effective time, the load machine sends a login account number, a login password and a refresh token to the gas server to request for refreshing connection;
2.15) the gas server checks the refresh token, the softdog data, the machine information, the login account and the login password, and if the check is passed, the new access token, the refresh token and the valid time are returned, and the connection is kept; if the check fails or the refresh token is incorrect, the refresh fails and the connection is closed.
further, the step (4) is specifically as follows:
4.1) the load machine sends machine information, an IC card number and an access token to the gas server to request for inquiring user information;
4.2) the gas server checks the identity of the load machine and inquires user files; if the query is successful, returning the user profile information, and entering the step 4.3); if the query fails, returning an error prompt message;
4.3) the loading machine judges whether the card has an amount of air which is not loaded on the card according to the user file information and the IC card analysis information, if so, a prompt message which cannot be operated continuously is displayed; if not, prompting the user to input a recharging confirmation code, and sending the machine information, the IC card number and the recharging confirmation code to the gas server by the load machine.
further, the step (5) is specifically as follows:
The gas server inquires corresponding payment records and starts an interlocking mechanism according to the IC card number and the recharge confirmation code sent by the load machine; if the inquiry is successful and the payment record is normal, returning the payment record information; and if the inquiry fails, or the payment record is written into the card, or the IC card is locked, returning a prompt message.
Further, the method also comprises the step (8) that the user prints the recharging information through the load machine; the recharging information comprises the recharging amount, the recharging time and the available gas volume after recharging.
further, in order to enable user experience to be better and save more time for the user, the load machine is arranged in the cell.
the Internet of things payment system for realizing the Internet of things payment method applicable to the IC card prepayment gas meter is characterized by comprising a payment platform, a gas server and a load machine, wherein the payment platform and the load machine are respectively connected with the gas server through a network;
the payment platform is used for paying the gas fee to the prepaid IC card number;
the load machine is used for sending an IC card analysis request, a recharge confirmation code and a card writing request to the gas server and displaying the IC card data information analyzed by the gas server;
The gas server is used for sending payment record information and a corresponding recharging confirmation code to the payment platform and sending IC card data information and card writing data to the load machine.
Compared with the prior art, the invention has the beneficial effects that:
(1) the gas payment and recharging are realized by the payment of the payment platform and the card writing on the load machine, and a user does not need to go to a gas company business hall or an authorized network for specified time for payment and recharging, so that the user experience is greatly improved; the payment and the card writing are carried out separately, namely, the fund and the service flow are carried out separately, so that the pressure of a gas server can be reduced, and the safety and the reliability of the whole payment system are improved.
(2) The invention prevents the simultaneous operation of multiple cards by setting a message interlocking mechanism, thereby preventing the phenomenon of illegal embezzlement.
(3) according to the invention, the amount required by the gas purchasing amount is calculated by the gas server according to the unit price, so that the function of synchronously adjusting the price of the payment platform when the gas company adjusts the price can be realized, the workload of the gas company is reduced, and meanwhile, the national advocated gas step charging method is realized.
(4) according to the Internet of things payment method, a user does not need to replace the existing IC card meter with the Internet of things gas meter, so that the user cost is saved, and the workload of a gas company is reduced.
(5) The invention can arrange the networked load machines in the cell, further facilitates the payment and recharging of users, and saves the time and energy of the users.
(6) the invention directly adopts the existing and mature internal network and related equipment, does not need to invest excessive equipment cost, and ensures the safety of network transmission by the mature Internet network and VPN equipment.
Drawings
fig. 1 is a flow chart of a payment method of the internet of things of the invention;
FIG. 2 is a flow chart of a payment platform accessing a gas server according to one embodiment of the present invention;
FIG. 3 is a flowchart of the connection of the payment platform to the gas server according to the embodiment;
FIG. 4 is a first partial schematic view of a flow of accessing a gas server by the load store machine according to the embodiment;
FIG. 5 is a second partial schematic view of the flow of accessing the gas server by the load machine according to the embodiment;
FIG. 6 is a flowchart of the embodiment in which the load store machine is connected to the gas server;
FIG. 7 is a system architecture diagram of this embodiment;
Fig. 8 is a network topology diagram of the load machine of the embodiment.
Detailed Description
The load machine of the invention adopts the dynamic generation number technology, after the user successfully pays, the gas server can generate an unpredictable random number combination (namely, the charging confirmation code) according to a special algorithm and return the combination to the user, and when the user writes the card on the load machine, only the correct charging confirmation code is input, so that the card writing operation can be carried out; the payment method of the Internet of things comprises the steps of paying on a payment platform, writing a card on a load machine, and separately carrying out fund and business flow, so that the pressure of a gas server can be reduced, and the safety and reliability of the whole system can be improved; the method is not only suitable for the IC card table but also suitable for the Internet of things table, and for a user with the IC card table, the existing IC card table does not need to be abandoned, more money is spent to replace the IC card table with the Internet of things table, and meanwhile, a gas company does not need to replace a gas meter by family, so that the operation cost is reduced, and the workload is reduced.
in the embodiment, the load machine is arranged in the cell, so that the user can write the card in time; payment platform can adopt bank APP, little letter payment or pay precious etc. for convenience of customers pays at any time in this embodiment, and payment platform is cell-phone bank APP, and cell-phone bank APP passes through to be connected between bank system and the gas server.
referring to fig. 1 to 6, the internet of things payment method applicable to the IC card prepaid gas meter of the present invention specifically includes the following steps:
(1) a user pays the gas fee to the prepaid IC card number through the payment platform to obtain payment record information and a corresponding recharge confirmation code;
(2) the user holds the IC card and sends an IC card analysis request to the gas server on any one of the networked load machines;
(3) The gas server analyzes the data information of the IC card and displays the data information on the load machine; the data information comprises a card number;
(4) the user sends the received recharging confirmation code to the gas server through the load machine;
(5) the gas server verifies the payment record information according to the recharging confirmation code and starts an interlocking mechanism, and then the payment record information is sent to the load machine; the interlocking mechanism is used for forbidding other IC cards with the same card number to write the card;
(6) After the user confirms the payment record information, sending a card writing request to a gas server;
(7) and the gas server generates recharging data according to the payment record information and writes the recharging data into the IC card through the load machine.
in this embodiment, the flow of step (1) is shown in fig. 2, which specifically includes:
1.1) connecting the bank system with a gas server through a VPN (virtual private network) special line;
1.2) a user inputs an IC card number on a mobile phone bank APP;
1.3) the bank system sends the prepaid IC card number to a gas server to request to inquire a user file, ladder data and unwritten card records corresponding to the IC card number, wherein the ladder data comprises ladder usage and ladder unit price;
1.4) if the gas server does not find the data or the IC card is limited by the gas service, returning a prompt message of failure query; if the user file is normal and the card-writing record exists, returning a recharging confirmation code corresponding to the card-writing record to the user through the mobile phone bank APP, and ending the process; if the user file is normal and no card-unwritten record exists, returning the user file and the ladder data to the user through the mobile phone bank APP, and entering the step 1.5);
1.5) inputting the pre-purchased gas amount on a mobile phone bank APP by a user, and requesting to inquire the amount corresponding to the pre-purchased gas amount;
1.6) the bank system sends the IC card number and the pre-purchased gas amount to a gas server, the gas server calculates the total payment amount of the pre-purchased gas amount according to the step unit price, and returns the step data and the total payment amount to a mobile phone bank APP, and the step 1.7 is entered;
1.7) the bank system deducts money according to the total payment amount;
1.8) after the money deduction is successful, the bank system sends the IC card number, the air quantity value, the money deduction amount, the payment account and the payment serial number to the gas server;
1.9) adding a payment record by the gas server, recalculating the amount required by the pre-purchased gas amount according to the stepped unit price, comparing the calculation result with the deducted amount, and if the calculation result is equal to the deducted amount, returning a recharge confirmation code and payment record information; if the two are not equal and the adding of the payment record fails, sending a refund request to the mobile phone bank APP and returning refund prompt information;
The amount paid by the user is calculated by the gas server, the function of synchronously adjusting the price of the payment platform when the gas company adjusts the price can be realized by the method, and the gas stepped charging advocated by the state can also be realized; after the payment amount is successful, the gas server calculates the payment amount again according to the step unit price before generating the payment record, so that the problems that one card number and a plurality of persons pay at the same time and the step amount is calculated wrongly are solved; the process of step 1.1) is shown in fig. 3, and specifically includes:
1.11) the bank system sends a login account and a login password to the gas server to request to establish connection;
1.12) the gas server checks the IP address, login account and login password of the bank system; if the IP address of the bank system is not in the IP white list or the login account number is not matched with the password, returning a login failure prompt message; if the IP address of the bank system is in the IP white list and the login account number and the login password are correct, returning an access Token (access Token), a refresh Token (refresh Token), valid time and a login success prompt message;
1.13) in the effective time, the bank system sends a login account number, a login password and a refresh Token to the gas server to request to refresh connection;
1.14) the gas server checks the IP address, refresh Token, login account and login password of the bank system; if the IP address of the bank system is in the IP white list and the refresh Token is correct, returning the new access Token, the refresh Token and the effective time, and keeping connection; if the IP address of the bank system is not in the IP white list or the refresh Token is wrong, the refreshing is failed, and the connection is closed; the access token can be prevented from being stolen by refreshing the connection, so that the payment safety is ensured;
in the process that a user pays through a bank system APP, a bank server sends a request or data to a gas server, and simultaneously, the request or data and the access Token which are returned to the bank system by the gas server when connection is established need to be sent together;
the IC card in the step 1.4) is limited by gas service, which means that the gas server limits the operation of some commercial users who do not pay maintenance cost.
referring to fig. 4 and 5, the step (2) is specifically:
2.1) connecting the load machine with a gas server through the Internet, and enabling a user to touch a screen of the load machine to enter a card reading interface;
2.2) the user inserts the IC card into the load machine, requests the load machine to read the card, if the card reading is successful, sends machine information and card reading data to the gas server, and requests to analyze the IC card data; if the card reading fails, displaying a card reading failure prompt message;
when the loading machine is installed, registration is completed through double authentication of a dongle and an authorization file, and the illegal terminal connection can be prevented to a certain extent; the load machine provides an interface function for operating the dongle by using the Obj, the DLL and the Active control, and directly calls the interface function in the application function, so that potential threats are effectively prevented to a certain extent; the serial number, the registration code and the registration file which are required by installing the loading machine are all transmitted in an AES encryption mode; the connection flow of the load machine and the gas server is shown in fig. 6, and specifically includes:
2.11) starting a loading machine, sending the data of the dongle, the machine information, the login account and the login password to the gas server, and requesting to establish connection;
2.12) the gas server checks the data of the dongle, the machine information, the login account and the login password, and if the check fails, a login failure prompt message is returned; if the check is successful, returning the access Token, the refresh Token and the effective time, checking whether the loading machine system is the latest version, if so, issuing data to the loading machine, and entering the step 2.13); if not, updating the system of the loading machine to the latest version, and returning to the step 2.11 after the updating is successful); the data issued by the gas server comprises an operation interface, a voice prompt and the like;
2.13) loading data issued by the gas server by the load deposit machine, displaying a card reading interface, and checking functions of a card reader, a printer, a keyboard and the like of the load deposit machine by a worker;
2.14) in the effective time, the load machine sends a login account number, a login password and a refresh Token to the gas server to request to refresh connection;
2.15) the gas server checks the refresh Token, the data of the encrypted dog, the machine information, the login account and the login password, if the check is passed, the new access Token, the refresh Token and the effective time are returned, and the connection is kept; if the check fails or the refresh Token is incorrect, the refresh fails and the connection is closed.
in the process that a user writes a card through the load machine, the load machine sends a request or data to the gas server, and simultaneously sends an access Token (access Token) returned to the load machine by the gas server when establishing connection; the user has better experience by pre-loading data such as an operation interface, voice prompt and the like in the load machine in advance.
the step (3) is specifically as follows:
The gas server checks the identity of the loading machine and analyzes the IC card data; if the identity check fails or the data analysis fails, returning an analysis failure prompt message; if the analysis is successful, returning the data information of the IC card; the data information comprises a card number, residual gas quantity, a gas meter type, and a name, an address and a telephone of a user; the recharging information comprises the recharging amount, the recharging time and the available gas amount after recharging, so that other people can conveniently contact the user in time after picking up the IC card of the user.
the step (4) is specifically as follows:
4.1) the load machine sends machine information, IC card number and access Token to the gas server to request for inquiring user information;
4.2) the gas server checks the identity of the load machine and inquires user files; if the query is successful, returning the user profile information, and entering the step 4.3); if the query fails, returning an error prompt message;
4.3) the loading machine judges whether the card has a non-upper air volume according to the user file information and the IC card analysis information, namely judges whether the IC card has an air volume written with the card but not inserted into the gas meter; if so, displaying a prompt message that the operation cannot be continued; if not, prompting the user to input a recharging confirmation code, and sending the machine information, the IC card number and the recharging confirmation code to the gas server by the load machine.
the step (5) is specifically as follows:
After the gas server checks the identity of the load machine, inquiring corresponding payment records and starting an interlocking mechanism according to the IC card number and the recharge confirmation code sent by the load machine; if the inquiry is successful and the payment record is normal, returning the payment record information; if the inquiry fails, or the payment record is written into the card, or the payment record is locked, returning a prompt message that the inquiry fails, or the payment record is written into the card, or the IC card is locked, and displaying the prompt message on the load machine;
the message interlocking mechanism can prevent the card writing operation of the same card number in the same time, and avoid the illegal embezzlement phenomenon; when the user does not perform card writing operation after a period of time (such as 1 minute), the gas server automatically unlocks the payment record; when the IC card of the user is lost and the user makes a subsidy, the system can automatically lock the original IC card and cannot be used again later.
the step (6) is specifically as follows: after the user confirms the payment record information displayed on the load machine, the load machine sends machine information, card reading data and payment record information to the gas server to request card writing data (namely recharging data);
The step (7) is specifically as follows: the gas server checks the identity of the loading machine, generates ciphertext card writing data, and returns a prompt message of failure in generating the ciphertext card writing data if the generation of the ciphertext card writing data fails; if the ciphertext card writing data is successfully generated, returning the card writing data, and writing the data into the IC card by the load memory; and after the loading machine finishes card writing, the gas server sends machine information, card reading data, card writing data and user information to the gas server, and the gas server checks the identity of the loading machine and modifies the payment record.
the method also comprises a step (8) of printing a bill with recharging information by the user through the load machine after the card writing is finished; the recharging information comprises the recharging amount, the recharging time and the available gas volume after recharging, and more interfaces are provided for the gas business functions of the gas company through bill printing, so that the business expansion is facilitated; and after the user finishes printing, the loading machine returns to the card reading interface.
the invention is suitable for the Internet of things payment system of the IC card prepayment gas meter, and comprises the payment platform, a gas server and a load machine, wherein the payment platform and the load machine are respectively connected with the gas server through a network, and the system architecture is shown in figure 7;
the payment platform is used for paying the gas fee to the prepaid IC card number, and can be bank APP, WeChat payment or payment treasure and the like;
the load machine comprises a card identification module, a key input module, a display module, a printing module, a communication module and a processor;
the card identification module is used for identifying the IC card of the gas meter and sending the identified IC card to the processor;
The key input module comprises a plurality of keys for inputting the recharge confirmation codes;
The display module is a liquid crystal display and is used for displaying data information, recharging information and the like of the IC card, data information value information, namely the card number of the IC card, the residual gas quantity, the type of the gas meter, and the name, address and telephone of a user; the recharging information comprises the recharging amount, the recharging time and the available gas amount after recharging;
the printing module is used for printing the recharging information;
the communication module and the gas server are used for performing communication connection between the processor and the gas server to realize data transmission;
the processor is respectively connected with the card identification module, the key input module, the display module, the printing module and the communication module and is used for receiving the IC card data identified by the card identification module and sending the IC card data to the gas server through the communication module; and receiving the recharging confirmation code input by the key module, and sending the recharging confirmation code to the gas server through the communication module.
the network structure of the load machine is mainly based on the simplest application, and has the characteristics of safe data transmission and high access speed. A star structure with easy maintenance, flexible configuration, easy fault isolation and detection and fast network data transmission is adopted between the switch and each terminal node, a trunk line is 10/100M to a desktop, 100M is connected to a fast Ethernet of a host, and a network topology diagram is shown in FIG. 8, wherein a database is the core of the whole network; the WEB server is mainly responsible for issuing the application system and managing the access of the terminal of the gas point to the gas company system, all application programs are on the WEB server of the center and cannot be exposed to the client, and the possibility of tampering the programs and data is reduced; the gas selling terminals of the business halls operate the system through the WEB server to complete the management services of customer file management, gas selling and the like, thereby reducing the possibility of illegally accessing the database; the gas selling terminal, namely the load machine, is arranged in public places such as communities, gas companies, banks and the like, and is convenient for users to use.
Claims (10)
1. An Internet of things payment method suitable for an IC card prepayment gas meter is characterized by comprising the following steps: the method comprises the following steps:
(1) A user pays the gas fee to the prepaid IC card number through the payment platform to obtain payment record information and a corresponding recharge confirmation code;
(2) The user holds the IC card and sends an IC card analysis request to the gas server on any one of the networked load machines;
(3) the gas server analyzes the data information of the IC card and displays the data information on the load machine; the data information comprises a card number;
(4) the user sends the received recharging confirmation code to the gas server through the load machine;
(5) the gas server verifies the payment record information according to the recharging confirmation code and starts an interlocking mechanism, and then the payment record information is sent to the load machine; the interlocking mechanism is used for forbidding other IC cards with the same card number to write the card;
(6) after the user confirms the payment record information, sending a card writing request to a gas server;
(7) and the gas server generates recharging data according to the payment record information and writes the recharging data into the IC card through the load machine.
2. the internet of things payment method suitable for the IC card prepayment gas meter according to claim 1, characterized in that: the step (1) is specifically as follows:
1.1) establishing connection between a payment platform and a gas server;
1.2) the user inputs the IC card number to the payment platform;
1.3) the payment platform sends the prepaid IC card number to a gas server to request to inquire a user file corresponding to the IC card number and an unwritten card record;
1.4) if the gas server does not find the data or the IC card is limited by the gas server, returning a prompt message of failure query; if the user file is normal and the card-writing record is available, returning a recharging confirmation code to the user through the payment platform, and ending the process; if the user file is normal and no card-unwritten record exists, returning the user file and the ladder data to the user through the payment platform, and entering the step 1.5);
1.5) inputting the amount of the purchased gas to a payment platform by a user;
1.6) the payment platform sends the IC card number and the pre-purchased gas amount to a gas server, and the gas server returns the step data and the total payment amount to the payment platform according to the total payment amount of the pre-purchased gas amount, and the step 1.7 is carried out;
1.7) deducting money according to the total payment amount by the payment platform;
1.8) after the deduction is successful, the payment platform sends the IC card number, the gas value, the deduction amount, the payment account and the payment serial number to a gas server;
1.9) adding a payment record by the gas server, comparing a calculation result with a deducted amount according to the amount required by recalculating the gas purchasing amount, and returning a recharging confirmation code and payment record information if the calculation result is equal to the deducted amount; and if the two are not equal or the adding of the payment record fails, sending a refund request to the payment platform and returning refund prompt information.
3. the internet of things payment method suitable for the IC card prepayment gas meter according to claim 2, characterized in that: the step 1.1) is specifically as follows:
1.11) the payment platform sends a login account and a login password to the gas server to request to establish connection;
1.12) the gas server checks the IP address, login account and login password of the payment platform; if the IP address of the payment platform is not in the IP white list or the login account number is not matched with the password, returning a login failure prompt message; if the IP address of the payment platform is in the IP white list and the login account number and the login password are correct, returning an access token, a refresh token, valid time and a login success prompt message;
1.13) in the effective time, the payment platform sends a login account number, a login password and a refresh token to the gas server to request for refreshing connection;
1.14) the gas server checks the IP address, the refreshing token, the login account and the login password of the payment platform; if the IP address of the payment platform is in the IP white list and the refresh token is correct, returning a new access token, a refresh token and valid time, and keeping connection; and if the IP address of the payment platform is not in the IP white list or the refresh token is wrong, the refresh fails and the connection is closed.
4. The internet of things payment method suitable for the IC card prepayment gas meter according to any one of claims 1 to 3, characterized in that: the step (2) is specifically as follows:
2.1) establishing connection between the load register and the gas server;
2.2) the user inserts the IC card into the load machine, requests the load machine to read the card, if the card reading is successful, sends machine information and card data to the gas server, and requests to analyze the IC card data; and if the card reading fails, displaying a card reading failure prompt message.
5. the internet of things payment method suitable for the IC card prepayment gas meter according to claim 4, characterized in that: the step 2.1) is specifically as follows:
2.11) starting a loading machine, sending the data of the dongle, the machine information, the login account and the login password to the gas server, and requesting to establish connection;
2.12) the gas server checks the data of the dongle, the machine information, the login account and the login password, and if the check fails, a login failure prompt message is returned; if the check is successful, returning the access token, the refresh token and the effective time, and checking whether the loading machine system is the latest version, if so, sending data to the loading machine, and entering the step 2.13); if not, updating the system of the loading machine to the latest version, and returning to the step 2.11 after the updating is successful);
2.13) loading data issued by the gas server by the load memory machine and displaying a card reading interface;
2.14) in the effective time, the load machine sends a login account number, a login password and a refresh token to the gas server to request for refreshing connection;
2.15) the gas server checks the refresh token, the softdog data, the machine information, the login account and the login password, and if the check is passed, the new access token, the refresh token and the valid time are returned, and the connection is kept; if the check fails or the refresh token is incorrect, the refresh fails and the connection is closed.
6. the internet of things payment method suitable for the IC card prepayment gas meter according to claim 5, characterized in that: the step (4) is specifically as follows:
4.1) the load machine sends machine information, an IC card number and an access token to the gas server to request for inquiring user information;
4.2) the gas server checks the identity of the load machine and inquires user files; if the query is successful, returning the user profile information, and entering the step 4.3); if the query fails, returning an error prompt message;
4.3) the loading machine judges whether the card has an amount of air which is not loaded on the card according to the user file information and the IC card analysis information, if so, a prompt message which cannot be operated continuously is displayed; if not, prompting the user to input a recharging confirmation code, and sending the machine information, the IC card number and the recharging confirmation code to the gas server by the load machine.
7. the internet of things payment method suitable for the IC card prepaid gas meter according to claim 6, characterized in that: the step (5) is specifically as follows:
the gas server inquires corresponding payment records and starts an interlocking mechanism according to the IC card number and the recharge confirmation code sent by the load machine; if the inquiry is successful and the payment record is normal, returning the payment record information; and if the inquiry fails, or the payment record is written into the card, or the IC card is locked, returning a prompt message.
8. The internet of things payment method suitable for the IC card prepaid gas meter according to claim 7, characterized in that: the method also comprises the step (8) that the user prints the recharging information through the load machine; the recharging information comprises the recharging amount, the recharging time and the available gas volume after recharging.
9. the internet of things payment method suitable for the IC card prepaid gas meter according to claim 8, characterized in that: the loading machine is arranged in the cell.
10. an internet of things payment system for realizing the internet of things payment method applicable to the IC card prepaid gas meter according to any one of claims 1 to 9, characterized in that: the system comprises a payment platform, a gas server and a load machine, wherein the payment platform and the load machine are respectively connected with the gas server through a network;
the payment platform is used for paying the gas fee to the prepaid IC card number;
the load machine is used for sending an IC card analysis request, a recharge confirmation code and a card writing request to the gas server and displaying the IC card data information analyzed by the gas server;
The gas server is used for sending payment record information and a corresponding recharging confirmation code to the payment platform and sending IC card data information and card writing data to the load machine.
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