WO2017028039A1 - Method for automatically matching codes between trailer and tractor, and tire pressure background management system - Google Patents

Abstract

A tire pressure background management system for automatically matching codes between a trailer and a tractor comprises a data transmission unit (2), and comprises a tire pressure monitoring unit (1)and a background management unit (3) that are connected to the data transmission unit (2). The tire pressure monitoring unit (1) comprises a repeater (12) and a tire pressure sensor (11) that is used for monitoring tire pressure data and temperature data. The data transmission unit (2) is mounted on the tractor and is used for transmitting the received tire pressure data and the received temperature data as well as vehicle position information to the background management unit (3) for processing and storage, and is also used for implementing automatic code matching when the trailer and the tractor are replaced. In the system, tire pressure data and temperature data as well as position information of a vehicle are collected and transmitted to a background management center for processing and storage, so that a user can access a server by means of a client or a web end so as to obtain required data, and real-time monitoring on vehicle tire pressure information and vehicle condition is implemented; the system can also implement automatic code matching during the replacement of a trailer, thereby eliminating a cumbersome process of manually matching codes.

Description

 Method for automatically matching code between trailer and front and tire pressure background management system Technical field

 The invention belongs to the field of vehicle monitoring, and particularly relates to a method for automatically matching a card with a trailer and a tire pressure background management system.

Background technique

Currently, TPMS (Tire Pressure Monitoring) on the market System, tire pressure detection system) has a single function, most of which can only be used on small cars. The applicability is not strong. The actual range of vehicles used is relatively narrow. For example, large trucks with tow cards are subject to many conditions and the distance is too long. The signal is easy to be lost. It is often necessary to re-manually code the code once for each change of the tow card. For vehicles that frequently change the tow card, it is inconvenient for the user to use it. Now logistics vehicles, large trucks, special vehicles will have fleet management. At present, there is a lack of comprehensive monitoring and management of tire pressure monitoring systems. The safety warnings of tires are not combined with the actual control of vehicles. Monitoring technology is still in a blank phase.

technical problem

The technical problem to be solved by the present invention is to provide a method for automatically matching code between a towing card and a front end and a tire pressure background management system, which aim to solve the problem that the prior art replaces the drag card when the code is inconvenient and cannot remotely monitor the tire pressure information in real time. The problem.

Technical solution

The invention is realized in this way, a tire pressure background management system for automatically matching a trailer and a front end, comprising a data transmission unit, a tire pressure monitoring unit connected to the data transmission unit, and a background management unit, wherein:

The tire pressure monitoring unit is mounted on a tow card, and includes a repeater, and a plurality of tire pressure sensors connected to the repeater, wherein the tire pressure sensor is used to monitor tire tire pressure data and temperature in real time, respectively. The data is amplified by the repeater and sent to the data transmission unit; the repeater is further connected to a brake light line of the vehicle for generating a power signal after monitoring the brake light line. Requesting a code command and transmitting to the data transmission unit together with the drag card number;

The data transmission unit is mounted on the vehicle head for transmitting the received amplified tire pressure data and temperature data together with the position information of the vehicle to the background management unit for processing and storage; and for receiving After the request for the code command, the received drag card number is compared with the stored number information. If the drag card number does not match the number information, the number information is updated and sent to the background management unit. Update and store.

Further, the data transmission unit includes a processing module, a positioning module, a receiving module, and a communication module respectively connected to the processing module, where:

The receiving module is configured to receive the amplified tire pressure data and temperature data sent by the repeater and transmit the data to the processing module;

The positioning module is configured to acquire current location information and transmit the location information to the processing module;

The processing module is configured to process the tire pressure data, the temperature data, and the location information, and transmit the data to the background management unit; and further, after receiving the request to code command, receive the The obtained drag card number is compared with the stored number information. If the drag card number does not match the number information, the number information is updated and sent to the background management unit through the communication module.

Further, the data transmission unit further includes a monitoring module connected to the processing module;

The processing module is configured to transmit the tire air pressure data and the temperature data to the monitoring module for display.

Further, the data transmission unit further includes an alarm module connected to the processing module;

The processing module is configured to compare the tire air pressure data and the temperature data with a preset maximum value, and generate an alarm signal when the tire air pressure data and the temperature data exceed the maximum value The alarm module performs an alarm response.

Further, the background management unit includes a server, and a display module connected thereto;

The server is configured to process and store the received tire pressure data and the temperature data, and send the processed tire pressure data and temperature data to a display module for display; and also for receiving the external When the command is operated, the stored tire pressure data and temperature data are sent out in a corresponding form.

Further, the server includes a cloud server and a data processing center.

Further, the tire pressure background management system further includes a mobile terminal connected to the server, configured to interact with the data transmission unit through a server, to obtain related data, and to change an IP address of the server. .

Further, the tire pressure background management system further includes a web end connected to the server, configured to interact with the data transmission unit by the server to implement registration and management of the vehicle; and is further configured to display all current alarms The status of the tire pressure sensor, and when receiving the query request, output the vehicle information of the target time in the form of a table or a chart; also used for the user to customize the alarm condition, when the monitored tire pressure data reaches the alarm condition, Remind the contact by SMS or email.

Further, the tire pressure background management system further includes a computer client connected to the server, configured to perform real-time viewing of tire pressure data and location information of the corresponding vehicle by interacting with the data transmission unit by the server; It is also used to display according to the user's operation after receiving the corresponding account number and password, and at the same time, when the alarm information appears, the corresponding prompt is given.

The invention also provides a method for automatically matching a card with a front end, and the steps include:

Step A: detecting whether a brake light line of the vehicle generates a power-on signal;

Step B, if it is detected that a power-on signal is generated, the tow card-installed repeater generates a request-to-code signal and sends it to the processing module installed in the vehicle head together with its own drag-and-card code;

Step C, the processing module of the front end receives the request pair code signal, compares the drag card number with the stored number information; if the drag card number does not match the number information, updates the number Information and storage;

In step D, the updated number information is sent to the background management center, and the background management center updates the storage code information in the server accordingly.

Beneficial effect

Compared with the prior art, the present invention has the beneficial effects that the present invention transmits and processes the tire pressure data, the temperature data and the position information of the vehicle to the background management center for processing and storage, and the user can use the client or the web to the server. The access is performed to obtain the required data, real-time monitoring of the tire pressure information of the vehicle and the situation of the vehicle is realized, and at the same time, the automatic code matching when the drag card is replaced can be completed by the invention, and the cumbersome manual code is omitted.

DRAWINGS

FIG. 1 is a schematic structural diagram of a tire pressure background management system for automatically matching a trailer and a front end according to an embodiment of the present invention.

2 is a flow chart of a method for automatically matching a card to a front end according to an embodiment of the present invention.

Embodiments of the invention

The present invention will be further described in detail below with reference to the accompanying drawings and embodiments. It is understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

As shown in FIG. 1 , a tire pressure background management system for automatically downloading a card and a front end of the present invention includes a data transmission unit 2, a tire pressure monitoring unit connected to the data transmission unit 2, and a background. Management unit 3, where:

The tire pressure monitoring unit 1 is mounted on the tow card, includes a repeater 12, and a plurality of tire pressure sensors 11 connected to the repeater 12, and the tire pressure sensor 11 is used for real-time monitoring of tire tire pressure data and temperature data, respectively. And amplified by the repeater 12 and sent to the data transmission unit 2; the repeater 12 is also connected to the brake light line of the vehicle, and is configured to generate a request code command after monitoring the power-on signal of the brake light line. And sent to the data transmission unit 2 together with the drag card number;

The data transmission unit 2 is mounted on the vehicle head for transmitting the received amplified tire pressure data and temperature data together with the position information of the vehicle to the background management unit 3 for processing and storage; and for receiving the After requesting the code command, the received drag card number is compared with the stored number information. If the drag card number does not match the number information, the number information is updated and sent to the background management unit 3 for updating. storage.

specifically The data transmission unit 2 includes a processing module 22, a positioning module 23, a receiving module 21, and a communication module 24 connected to the processing module 22;

The receiving module 21 is configured to receive the amplified tire pressure data and temperature data sent by the repeater 12 and transmit the data to the processing module 22;

The positioning module 23 is configured to acquire current location information and transmit the information to the processing module 22. Specifically, the GPS global positioning system used by the positioning module is used to obtain the latitude and longitude information of the geographical location where the vehicle is located.

The processing module 22 is configured to process the tire pressure data, the temperature data, and the location information, and then transmit the data to the background management unit 3; and further, after receiving the request to code command, the received module The drag card number is compared with the stored number information. If the drag card number does not match the number information, the number information is updated and sent to the background management unit 3 through the communication module 24.

Specifically, before the card is installed and the front of the vehicle is mounted, a hand-held code reader is used to read all the sensor ID codes of a tow card, and then all the sensor ID codes of the tow card are uploaded to the repeater for automatic saving, and each of the tow cards is simultaneously loaded. Each has a fixed and unique drag card number, which is saved in the repeater. In the background management unit, the drag card number corresponds to the sensor ID code in the drag card. The repeater and the tow card are equivalent to a whole that is not separated. After the first tow card is installed with the front of the vehicle, the docking of the repeater and the data transmission unit installed in the front end is manually performed manually, and the data transmission unit stores the drag code of the docking repeater, that is, the encoded information.

The next time you replace the drag card or the brakes occur while the vehicle is running, the repeater receives the power signal of the brake light as long as the brake is applied. , the automatic fixed drag card number will be transmitted to the processing module in the data transmission unit for judgment. If it is determined that the drag card number transmitted by the repeater of the drag card is consistent with the previous one, the processing module considers that it is still the original drag. The card will not complete the automatic code matching; if it is inconsistent, the processing module considers to replace the new drag card, selects the update drag card number, automatically pairs the code, updates the new drag card number to the previously saved code information, and completes the automatic code matching.

In order to further ensure that the driver of the vehicle can monitor the vehicle tire pressure information of the self-driving vehicle in real time and obtain the alarm information in time, the embodiment further includes a monitoring module 25 and an alarm module 26 connected to the processing module 22;

a processing module 22, configured to transmit the tire air pressure data and the temperature data to the monitoring module 25 for display; and further configured to compare the tire air pressure data and the temperature data with a preset maximum value, where When the tire pressure data and the temperature data exceed the maximum value, an alarm signal is generated and transmitted to the alarm module 26 for an alarm response.

The background management unit 3 includes a server 31, and a display module 32 connected thereto;

The server 31 is configured to process and store the received tire pressure data and the temperature data, and send the processed tire pressure data and temperature data to the display module 32 for display; and also for receiving the external When the operation command is executed, the stored tire pressure data and temperature data are transmitted in a corresponding form, and the server 31 includes other large computers having a large computing function such as a cloud server and a data processing center. In an actual application, an external device, such as the mobile terminal 5 or the personal computer 4, can access the server through, for example, the WEB terminal and the APP client, to obtain data that is desired to be understood.

In the following, the various components involved in the present invention are further elaborated:

a data processing unit, comprising a positioning module, a receiving module, and a communication module;

Installed in the cab, there is a rechargeable lithium-ion battery, 12V-24 power supply, after the vehicle turns on the ACC switch, the data transmission unit starts to work and charges the battery. If the vehicle stops, ACC turns off, and the built-in battery starts to supply data. The transmission unit is working normally;

1. Locating the latitude and longitude information of the geographic location by the positioning module, and acquiring the tire temperature data and the tire pressure data of the tire pressure monitoring unit through the receiving module;

2. The obtained latitude and longitude information of the geographical location and the temperature and tire pressure data of the tire pressure monitoring unit are passed through the API (Application Programming Interface (application programming interface) interface can send the collected data to the background management unit for processing through the communication module using 2G, 3G, 4G network;

3. The IP address of the background system server is set in the processing module. By inserting the SIM card, the SMS can be sent to the corresponding SIM card through the mobile phone to change the IP address and port of the server configured by the data processing unit.

A repeater:

1. Connect the brake light line on the vehicle, after monitoring the power-on signal of the brake light line, send its own drag-card number to the data transmission unit to complete the automatic code matching;

2. It is used to amplify the wireless transmission signal of the tire pressure sensor, reduce the signal attenuation of the wireless transmission, strengthen the wireless signal of the tire pressure sensor, and prolong the transmission distance;

3. There is a rechargeable lithium battery inside, which will charge the battery as long as it is powered on. When the vehicle stops, the repeater can still continue to work normally.

A server with the following characteristics:

1. Massive connection, based on multi-type standard API and customized protocol development to meet the high concurrent fast access of massive devices;

2, data storage, server based on distributed cloud storage, message object structure, rich data call interface, achieve high data concurrent read and write library operations, effectively protect data security;

3, online management, access to the device through the server to achieve equipment monitoring management, online debugging, real-time control functions;

4. Message distribution, the server can quickly inform the service platform, user mobile phone and APP client through the message forwarding, short message push and APP information push mode to establish an effective channel for two-way communication;

5, atomic services, the server will gather high-quality atomic services such as China Mobile SMS, location services, public cloud data, provide a standard API interface, let the device and application quickly call, give the intelligent hardware device a broader imagination space;

6. Event alarm, the server creates an event triggering engine, and the user can quickly implement business logic scheduling based on the engine to implement business functions;

7. Special network number, China Mobile builds a professional network channel based on the intelligent hardware features of the Internet of Things, providing industrial-grade private network cards and communication modules, and providing integrated services in combination with servers.

Specifically, the server works 24 hours a day, and maintains communication with the data transmission unit in real time. As long as the data transmission unit is powered on and the SIM card is normal, all data information of the data transmission unit is started to be uploaded.

1. The server receives the data information uploaded by the data transmission unit, stores the data in real time and stores the historical data information and processes the data information, and analyzes the uploaded data information;

2. Management access data transmission unit, each newly accessed data transmission unit registers the driver's name, driver's license, affiliated fleet and company information corresponding to the device;

3. The event-driven engine, when the uploaded data information reaches an alarm value, immediately processes the event, and through the message routing, immediately reports the processed event to the application layer client or the web end.

On the web side, the following functions can be implemented:

1, query:

a) real-time monitoring of the data transmission unit, sensor status, tire pressure and temperature of the tire pressure monitoring module, and the geographical location of the vehicle;

b) Historically querying vehicle information at a certain point or time period, and viewing the records in the form of a table or a chart;

c) Alarm record query, showing sensor status information of all current alarms;

2, set:

a) Customize the alarm condition and remind in real time, when the alarm condition value is reached, send it to the corresponding contact by SMS or email;

b) Set and change the alarm value, change the sensor and synchronize to the data transmission unit. The same data transmission unit can set the alarm value to be automatically uploaded to the server and then synchronized to the Web.

c) Select the Chinese and English display interface and calculation unit selection.

3. Management

a) register and delete the company, add and delete fleets or vehicles;

b) Customize the specific area, manage the vehicles in the area in real time, and query the status of the vehicles in the area.

Specifically, the WEB side controls and queries relevant vehicle information by means of a browser browsing the webpage, and after entering the web end, four categories can be seen, statistical data, vehicle monitoring, system management, and user center.

1. The statistical data page is divided into current data, alarm data and basic information. The current data is, for example, the number of all vehicles xx, the number of online vehicles xx, the number of dropped vehicles xx, the alarm vehicle; the alarm data such as: yesterday alarm xx, last week alarm Number xx, last month alarm number xx; basic information such as: company name xx, registered country xx, company phone xx, company address xx, company mailbox xx, company fax xx, company zip code xx, contact xx;

2. The vehicle monitoring page is grouped into:

a. Vehicle positioning, the location of the vehicle in the map can be found according to the license plate number or condition, and the condition is found to select the vehicle of the fleet or all the teams of the fleet;

b. Location or by area to find the location of all vehicles in the area;

c. Historical data can be used to check the speed, position and tire condition of a certain vehicle in a certain period of time;

d. The alarm record can be used to view the alarm record information within the last week of the vehicle and the regional vehicle;

e. The area check vehicle can view the specified alarm conditions according to each area, for example: high temperature, high pressure, low pressure, and air leakage, shaft imbalance and other conditions to query all the vehicle alarm conditions in the specified area of the specified condition;

f. Vehicle information and records can also be used to query the vehicle status by region or fleet;

g, sensor category can view the last time and the first upload time, the license plate, the installed tire position, current status, history;

3. System management includes basic information management, alarm management, and account management.

a. Basic information management is divided into fleet management, regional management, vehicle management, driver management, adding and deleting fleets, dividing areas, adding vehicles, adding driver information, etc.

b. The alarm management is divided into alarm setting and alarm address book, respectively setting the alarm fleet and alarm contact mode and alarm contact;

c, account management, fleet administrators edit fleet administrators and regional administrators such as: fleet xx, name xx, phone xx, mailbox xx, password xx;

4. The user center includes a message center and account settings, and the message center displays all alarm messages, unprocessed alarm messages, and processed alarm messages;

The account is set to change the password for this account.

An APP client:

1. It is displayed in the form of a list, which intuitively queries the data transmission unit and the link status of the sensor and the client, and monitors the geographical location of the vehicle in real time, and the geographic location needs to call the map software to view;

2, historical data query, you can view the past vehicle tire pressure data record;

3. Organize the data of the Web change in time, and synchronize the Web custom alarm condition settings;

4. The client corresponds to a specific company for each account, and only displays all the vehicles of the company;

5, the client can view in full screen, window mode, minimize the icon hidden in the taskbar;

6. When hidden in the taskbar, the alarm message pops up from the taskbar icon in bubble text mode, and emits an alarm sound and an animation demonstration;

7. When the vehicle is online, or when a new vehicle is connected to the background, an alert message and an animated demonstration are issued.

Specifically, the APP client can be specifically used to:

a. Installing the mobile terminal client or the personal computer client is mainly an intuitive and simple view of the data of the monitoring tire pressure monitoring module, and the positioning address of the GPS module, and can record the tire pressure history record of each vehicle time period and the history record. GPS positioning record;

b. After registering the account password, log in to the mobile terminal client or the personal computer client, and view the monitoring data of the tire pressure monitoring module of all the vehicles registered by the account and the positioning of the GPS module after grouping by the fleet list. The map address displayed on Google Maps or Baidu map, each team is divided into a group, including all the vehicles of the team;

c. In addition to the tire pressure data and temperature, each monitoring module displayed in the background can see the ID number of each tire pressure monitoring module, which is consistent with the display on the web side. The client only has the display function, but no Control work function;

d. The administrator can view the content of the client in full screen, or view it in window mode, or minimize it to the icon in the lower right corner of the computer. Regardless of the mode in which the client is viewed, the client will send an alarm message to the desktop to bubble text. The way to pop up the message from the icon, when the vehicle is online, for example: xx fleet xx vehicles reconnect, or when adding a new vehicle, the icon will also prompt, for example: xx logistics company xx fleet added vehicles;

e. When the client has an alarm vehicle, the small icon in the lower right corner will immediately send an alarm in the form of an animation. For example, when a certain vehicle is hot, the small icon of the client will immediately pop up a full-body vehicle xx fleet xx vehicle xx The tires are hot, and when high pressure, an animation of high-pressure explosion of the tire will pop up and the xx fleet xx vehicle xx tire high pressure will be displayed.

The invention also provides a method for automatically matching the code of the tow card and the front of the vehicle as shown in FIG. 2, the steps comprising:

S1, detecting whether the brake light line of the vehicle generates a power-on signal. In this step, the repeater mounted on the tow card is connected to the brake light line of the vehicle for detecting whether the brake light line of the vehicle generates a power-on signal.

S2, if it is detected that a power-on signal is generated, the tow card-installed repeater generates a request-to-code signal and sends it to the processing module installed in the vehicle head along with its own drag-and-card code;

S3, the processing module of the front end receives the request pair code signal, compares the drag card number with the stored number information; if the drag card number does not match the number information, updates the number information And store

S4. The updated number information is sent to the background management center, and the background management center updates the storage code information in the server accordingly.

The above is only the preferred embodiment of the present invention, and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection of the present invention. Within the scope.

Claims (10)

A tire pressure background management system for automatically matching a trailer and a front end, wherein the tire pressure background management system comprises a data transmission unit, a tire pressure monitoring unit connected to the data transmission unit, and a background management unit. among them: The tire pressure monitoring unit is mounted on a tow card, and includes a repeater, and a plurality of tire pressure sensors connected to the repeater, wherein the tire pressure sensor is used to monitor tire tire pressure data and temperature in real time, respectively. The data is amplified by the repeater and sent to the data transmission unit; the repeater is further connected to a brake light line of the vehicle for generating a power signal after monitoring the brake light line. Requesting a code command and transmitting to the data transmission unit together with the drag card number; The data transmission unit is mounted on the vehicle head for transmitting the received amplified tire pressure data and temperature data together with the position information of the vehicle to the background management unit for processing and storage; and for receiving After the request for the code command, the received drag card number is compared with the stored number information. If the drag card number does not match the number information, the number information is updated and sent to the background management unit. Update and store. The tire pressure background management system according to claim 1, wherein the data transmission unit comprises a processing module, a positioning module, a receiving module and a communication module respectively connected to the processing module, wherein: The receiving module is configured to receive the amplified tire pressure data and temperature data sent by the repeater and transmit the data to the processing module; The positioning module is configured to acquire current location information and transmit the location information to the processing module; The processing module is configured to process the tire pressure data, the temperature data, and the location information, and transmit the data to the background management unit; and further, after receiving the request to code command, receive the The obtained drag card number is compared with the stored number information. If the drag card number does not match the number information, the number information is updated and sent to the background management unit through the communication module. The tire pressure background management system according to claim 2, wherein said data transmission unit further comprises a monitoring module connected to said processing module; The processing module is configured to transmit the tire air pressure data and the temperature data to the monitoring module for display. The tire pressure background management system according to claim 2, wherein said data transmission unit further comprises an alarm module connected to said processing module; The processing module is configured to compare the tire air pressure data and the temperature data with a preset maximum value, and generate an alarm signal when the tire air pressure data and the temperature data exceed the maximum value The alarm module performs an alarm response. The tire pressure background management system according to claim 2, wherein said background management unit comprises a server, and a display module connected thereto; The server is configured to process and store the received tire pressure data and the temperature data, and send the processed tire pressure data and temperature data to a display module for display; and also for receiving the external When the command is operated, the stored tire pressure data and temperature data are sent out in a corresponding form. The tire pressure background management system according to claim 5, wherein said server comprises a cloud server and a data processing center. The tire pressure background management system according to claim 5, wherein the tire pressure background management system further comprises a mobile terminal connected to the server, configured to interact with the data transmission unit through a server to implement correlation The acquisition of data is also used to change the IP address of the server. The tire pressure background management system according to claim 5, wherein the tire pressure background management system further comprises a web end connected to the server, for interacting with the data transmission unit by the server, Realize the registration and management of the vehicle; also display the status of the tire pressure sensor of all current alarms, and output the vehicle information of the target time in the form of a table or a chart when receiving the query request; also used for user-defined alarm Condition, when the monitored tire pressure data reaches the alarm condition, the corresponding contact is reminded by SMS or email. A tire pressure background management system according to claim 5, wherein said tire pressure background management system further comprises a computer client connected to said server for interacting with said data transmission unit via said server The real-time view of the tire pressure data and position information of the corresponding vehicle is realized; and after receiving the corresponding account number and password, the display is performed according to the operation of the user, and when the alarm information appears, the corresponding prompt is performed. A method for automatically matching a card with a front end, wherein the method steps include: Step A: detecting whether a brake light line of the vehicle generates a power-on signal; Step B, if it is detected that a power-on signal is generated, the tow card-installed repeater generates a request-to-code signal and sends it to the processing module installed in the vehicle head together with its own drag-and-card code; Step C, the processing module of the front end receives the request pair code signal, compares the drag card number with the stored number information; if the drag card number does not match the number information, updates the number Information and storage; In step D, the updated number information is sent to the background management center, and the background management center updates the storage code information in the server accordingly.