CN115379387A - A RFID electronic fence positioning method and system - Google Patents

Abstract

The application discloses a method and a system for positioning an RFID electronic fence. Firstly, determining a target area, and performing label matching on each unit in the target area; then, detecting RFID label signals in the target area through an RFID reader-writer arranged in a safety helmet of a worker in the target area; and finally, determining the specific position of the unit corresponding to each RFID tag signal in the target area based on the positioning information in each RFID tag signal detected in the target area, and displaying the specific position of each unit in the target area. According to the method and the device, the safety state of the construction worker is monitored in real time through the positioning reader-writer, the state of the electronic tag is monitored, and when the electronic tag breaks down, an alarm is given.

Description

A RFID electronic fence positioning method and system

technical field

The invention relates to the field of intelligent security, in particular to an RFID electronic fence positioning method and system.

Background technique

RFID is a communication technology that can identify a specific target and read and write related data through radio signals without the need for mechanical or optical contact between the identification system and the specific target. Therefore, RFID is a non-contact automatic identification technology, which can read and write quickly and track and manage for a long time, so it is widely favored in the field of intelligent identification. At the same time, with the rapid development of the Internet of Things technology in our country, RFID technology as the supporting technology of the Internet of Things is considered to be one of the promising information technologies. In the next few years, more products will be embedded with RFID tags, and the application of RFID technology will be quite extensive.

In some large areas, accidents and potential safety hazards of personnel cannot be discovered in time. How to realize early warning of safety risks in the area based on RFID has become a technical problem that needs to be solved urgently.

Contents of the invention

Based on this, the embodiment of the present application provides an RFID electronic fence positioning method and system, which can effectively solve the problems existing in the prior art.

In the first aspect, a RFID electronic fence positioning method is provided, the method comprising:

Determine the target area, and perform tag matching on each unit in the target area; wherein, the identity information of each unit matches the corresponding tag number, and the unit includes the staff or tools in the target area;

The RFID tag signal in the target area is detected by the RFID reader-writer arranged in the safety helmet of the staff in the target area; wherein, the RFID tag signal includes at least a tag number and location information;

Based on the positioning information in each RFID tag signal detected in the target area, the specific position of the unit corresponding to each RFID tag signal in the target area is determined, and the specific position of each unit in the target area is displayed.

Optionally, the credit score of the enterprise to be tested is obtained by evaluating the integrity status of the enterprise according to the index item scores of each index item, including:

According to the real business characteristics of the application scenario, select the index of the credit subject in the index item scores of each index item, and calculate the weight value of each index item; and use the obtained weight value and index item score of each index item to calculate the pending Measure the integrity of the enterprise.

Optionally, the method also includes:

According to the specific position of the staff corresponding to each RFID tag signal in the target area, determine whether the staff is working in the dangerous area;

If the specific location of the worker is a dangerous area, and the worker has not been authorized to work in the dangerous area, an alarm message will be sent to the worker.

Optionally, sending an alarm message to the worker also includes:

Call out the video of the area where the alarm occurred for display.

Optionally, the RFID tag signal also includes the number of times the tool is used, and it is characterized in that the method also includes:

According to the specific position and use times of the tools corresponding to each RFID tag signal in the target area, real-time recording is carried out to realize real-time control of the status of the tools.

Optionally, the RFID tag signal in the target area is detected by the RFID reader-writer arranged in the safety helmet of the staff in the target area, which also includes:

When the RFID reader detects an abnormal tag signal in the target area, it sends a warning message to the remote terminal; wherein, the abnormal tag signal includes at least the tag number, location information, and abnormal information, and the abnormal information includes at least the battery voltage is too low , the label is broken.

Optionally, RFID readers are also arranged in equipment such as flashlights and smart bracelets for staff in the target area; the RFID readers include a communication interface, which can interact with the mobile operation terminal or directly transmit to the helmet interface.

Optionally, determine the target area, and perform label matching on each unit in the target area, including:

The label is a 2.4G positioning label, which is fixed in the staff uniforms, safety helmets, gloves, rubber shoes, toolboxes, and insulating pads.

In the second aspect, an RFID electronic fence positioning system is provided, the system includes:

The matching module is used to determine the target area, and perform tag matching on each unit in the target area; wherein, the identity information of each unit matches the corresponding tag number, and the unit includes staff or tools in the target area;

The detection module is used to detect the RFID tag signal in the target area through the RFID reader-writer arranged in the safety helmet of the staff in the target area; wherein, the RFID tag signal includes at least the tag number and location information;

The display module is used to determine the specific position of the unit corresponding to each RFID tag signal in the target area based on the positioning information in each RFID tag signal detected in the target area, and display the specific position of each unit in the target area.

In the technical solution provided by the embodiment of the present application, the target area is first determined, and each unit in the target area is tag-matched; then the RFID tag signal in the target area is detected by the RFID reader-writer arranged in the safety helmet of the staff in the target area; Finally, based on the positioning information in each RFID tag signal detected in the target area, determine the specific position of the unit corresponding to each RFID tag signal in the target area, and display the specific position of each unit in the target area. It can be seen that the beneficial effects of the present application are

(1) Video linkage, the positioning reader device is bound to the helmet camera, and the video of the area where the positioning reader device is located is called by clicking on the positioning reader device map on the map of the monitoring terminal. When there is a specific alarm, the system will automatically call out the video of the area where the alarm occurred.

(2) The helmet and the reader are integrated. The reader module is implanted into the helmet without changing the original structure of the helmet. There is no need to install the RFID reader independently on site. The helmet is integrated, and the reader module is transmitted to the hardhat interface through the TTL serial port. After the hardhat collects all the data, it is transmitted to the intelligent safety management software system for processing and display through 4G, WIFI, RJ45, etc.

(3) The structure of the RFID tag is personalized. The upper and lower covers of the RFID tag adopt an integrated injection molding process. The tag antenna is placed in the casing, and the upper and lower covers of the casing are fixed by ultrasonic welding. The appearance is small and light. The material is PC, and the label LOGO can be customized. Information, the installation method is a brooch, which is convenient to wear.

Description of drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following will briefly introduce the accompanying drawings that are required in the description of the embodiments or the prior art. Apparently, the drawings in the following description are only exemplary, and those skilled in the art can obtain other implementation drawings according to the provided drawings without creative effort.

Fig. 1 is the flow chart of a kind of RFID electronic fence positioning method provided by the embodiment of the present application;

FIG. 2 is a topological diagram of an RFID electronic fence positioning system provided by an embodiment of the present application.

Detailed ways

In order to make the purpose, technical solution and advantages of the present application clearer, the present application will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present application, and are not intended to limit the present application.

In the description of the present invention, the terms "comprising", "having" and any variations thereof are intended to cover a non-exclusive inclusion, for example, a process, method, system, product or device comprising a series of steps or units is not necessarily limited to Those steps or units that have been explicitly listed, but may also include other steps or units that are not explicitly listed but inherent to these processes, methods, products or equipment, or are added based on the further optimization scheme of the present invention. steps or units.

The invention relates to an RFID positioning personnel positioning and intelligent safety management system, which can intelligently perceive all tools carried by staff, can identify RFID tag information and distance data of safety tools, and perform data interaction with mobile operation terminals to calculate the position of RFID tags Information, to judge whether the safety measures are in place, whether the operators are working in the safe area, etc. And it can manage the number and types of staff, tools and utensils, and the information of requisition and return to ensure that there is no loss or omission. In a systematic, standardized and intelligent form, the mode of relying on human management of safety tools and appliances is transformed into relying on the system platform to avoid the disadvantages of human management.

RFID intelligent positioning system is a regional positioning system, which uses 2.4G RFID technology to automatically identify and regionally locate people and things, and realize the management of people and things. Including RFID reader, RFID active tag, positioning software system, the positioning tag in this system is a kind of active RFID electronic tag, each tag has a unique number, each tag number is bound to a person or identity information. The positioning tag will actively send electromagnetic waves to the surroundings every second, and the electromagnetic waves carry the tag number and other positioning information. The readers installed in each positioning area will detect each collected tag signal from time to time, and then upload the detected tag signal and tag number to the handheld terminal or smart helmet collection system, and finally send it to the smart safety management system for monitoring and display .

Specifically, please refer to FIG. 1, which shows a flow chart of a RFID electronic fence positioning method provided by an embodiment of the present application, which is applied to an intelligent security management system. The method may include the following steps:

Step 101, determine the target area, and perform label matching on each unit in the target area.

Wherein, the identity information of each unit matches the corresponding tag number, and the unit includes staff or tools in the target area.

In the embodiment of this application, the matched RFID tag is a 2.4G positioning tag, which is fixed in the worker's uniform, safety helmet, gloves, rubber shoes, toolbox, and insulating pad. Specifically, the upper and lower covers of the RFID tag adopt an integrated injection molding process, the tag antenna is placed in the casing, and the upper and lower covers of the casing are fixed by ultrasonic welding. Small appearance and light weight. The material is PC, and the label LOGO information can be customized. The installation method is a brooch, which is convenient to wear.

In step 102, the RFID tag signal in the target area is detected by the RFID reader-writer arranged in the safety helmet of the staff in the target area.

Wherein, the RFID tag signal at least includes tag number and location information.

In this embodiment, the RFID reader module is not limited to being integrated into the safety helmet, and can also be integrated with other built-in devices such as flashlights and smart bracelets. The RFID reader can recognize omnidirectionally, supports RSSI signal strength indication, and recognizes distance Flexible and adjustable, the communication interface of the RFID reader is flexible, and can be integrated according to user needs: RS-232, USB, RS485, Bluetooth, WIFI, RJ45, etc., which can interact with the mobile operation terminal or directly transmit to the helmet interface.

Step 103, based on the positioning information in each RFID tag signal detected in the target area, determine the specific position of each unit corresponding to each RFID tag signal in the target area, and display the specific position of each unit in the target area.

In an optional embodiment of the present application, the method also includes:

Step 104, according to the specific position of the staff corresponding to each RFID tag signal in the target area, determine whether the staff is working in the dangerous area; , an alarm message is sent to the worker.

In the embodiment of this application, the handheld terminal of the staff and the smart helmet collection system can be uploaded to the system through 4G, WIFI, RJ45, etc.

As shown in Figure 2, in an optional embodiment of the present application, the intelligent security management system includes an information collection terminal, a display terminal, and a background management terminal. The information collection terminal is responsible for data management and receiving data sent by the data collection terminal, and compares, inquires, and counts the data sent by the collection terminal, and performs positioning calculation on the label. The display terminal is responsible for map display, personnel location display, and alarm output. The background management terminal is responsible for equipment management, association of personnel and items with tags, file management of personnel and items, location area management, and various query statistics.

In summary, it can be seen that this application is a RFID electronic fence positioning method and system, which uses RFID technology to judge whether the safety measures are in place, whether the operator is working in a safe area, etc., and automatically alarms to the management system when an abnormal state occurs. Realize instant rescue.

The area where the person wearing the positioning tag is located in real time and displayed on the map of the monitoring terminal.

By assigning codes to RFID positioning tags, the identification of operators and tool sets can be completed, and the online management of personnel and tool sets can be realized safely.

The operating area is a dangerous area, and an alarm message will be issued if unauthorized personnel enter. In the electronic fence area, it can be set that operators are not allowed to leave within the set time, and the system will automatically alarm if they leave or disappear.

The embodiment of the present application also provides an RFID electronic fence positioning system. The system includes:

The matching module is used to determine the target area, and perform label matching on each unit in the target area; wherein, the identity information of each unit matches the corresponding label number, and the unit includes the staff or tools in the target area;

The detection module is used to detect the RFID tag signal in the target area through the RFID reader arranged in the safety helmet of the staff in the target area; wherein, the RFID tag signal includes at least the tag number and positioning information;

The display module is used to determine the specific position of the unit corresponding to each RFID tag signal in the target area based on the positioning information in each RFID tag signal detected in the target area, and display the specific position of each unit in the target area.

The RFID electronic fence positioning system provided in the embodiment of the present application is used to implement the above RFID electronic fence positioning method. For the specific limitations of the RFID electronic fence positioning system, please refer to the above definition for the RFID electronic fence positioning method, and will not be repeated here. Each part of the above-mentioned RFID electronic fence positioning system can be fully or partially realized by software, hardware and combinations thereof. The above-mentioned modules can be embedded in or independent of the processor in the device in the form of hardware, and can also be stored in the memory of the device in the form of software, so that the processor can call and execute the corresponding operations of the above-mentioned modules.

The technical features of the above-mentioned embodiments can be combined arbitrarily. To make the description concise, all possible combinations of the technical features in the above-mentioned embodiments are not described. However, as long as there is no contradiction in the combination of these technical features, should be considered as within the scope of this specification.

The above-mentioned embodiments only express several implementation modes of the present application, and the description thereof is relatively specific and detailed, but should not be construed as limiting the scope of the patent application. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the present application, and these all belong to the protection scope of the present application. Therefore, the scope of protection of the patent application should be based on the appended claims.

Claims (8)

1. An RFID electronic fence location method, is characterized in that, described method comprises: Determine the target area, and perform tag matching on each unit in the target area; wherein, the identity information of each unit matches the corresponding tag number, and the unit includes the staff or tools in the target area; The RFID tag signal in the target area is detected by the RFID reader-writer arranged in the safety helmet of the staff in the target area; wherein, the RFID tag signal includes at least a tag number and location information; Based on the positioning information in each RFID tag signal detected in the target area, the specific position of the unit corresponding to each RFID tag signal in the target area is determined, and the specific position of each unit in the target area is displayed. 2. The method according to claim 1, characterized in that the method further comprises: According to the specific position of the staff corresponding to each RFID tag signal in the target area, determine whether the staff is working in the dangerous area; If the specific location of the worker is a dangerous area, and the worker has not been authorized to work in the dangerous area, an alarm message will be sent to the worker. 3. The method according to claim 2, wherein the sending the alarm message to the worker further comprises: Call out the video of the area where the alarm occurred for display. 4. The method according to claim 1, the RFID tag signal also includes the number of times of use of the tool, and it is characterized in that the method also includes: According to the specific position and use times of the tools corresponding to each RFID tag signal in the target area, real-time recording is carried out to realize real-time control of the status of the tools. 5. method according to claim 1, is characterized in that, detects the RFID tag signal in the target area by being arranged in the RFID reader-writer in the target area staff helmet, also comprises: When the RFID reader detects an abnormal tag signal in the target area, it sends a warning message to the remote terminal; wherein, the abnormal tag signal includes at least the tag number, location information, and abnormal information, and the abnormal information includes at least the battery voltage is too low , the label is broken. 6. The method according to claim 1, characterized in that, the RFID reader is also arranged in equipment such as flashlights and smart bracelets for staff in the target area; the RFID reader includes a communication interface, which can communicate with mobile The job terminal interacts or transmits directly to the helmet interface. 7. The method according to claim 1, wherein said determining the target area, performing label matching on each unit in the target area, comprises: The label is a 2.4G positioning label, which is fixed in the staff uniforms, safety helmets, gloves, rubber shoes, toolboxes, and insulating pads. 8. An RFID electronic fence positioning system, characterized in that the system comprises: The matching module is used to determine the target area, and perform tag matching on each unit in the target area; wherein, the identity information of each unit matches the corresponding tag number, and the unit includes staff or tools in the target area; The detection module is used to detect the RFID tag signal in the target area through the RFID reader-writer arranged in the safety helmet of the staff in the target area; wherein, the RFID tag signal includes at least the tag number and location information; The display module is used to determine the specific position of the unit corresponding to each RFID tag signal in the target area based on the positioning information in each RFID tag signal detected in the target area, and display the specific position of each unit in the target area.

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