CN205486649U - Child's hazards prevention system based on radio frequency identification technology - Google Patents
Child's hazards prevention system based on radio frequency identification technology Download PDFInfo
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- CN205486649U CN205486649U CN201620092981.1U CN201620092981U CN205486649U CN 205486649 U CN205486649 U CN 205486649U CN 201620092981 U CN201620092981 U CN 201620092981U CN 205486649 U CN205486649 U CN 205486649U
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Abstract
The utility model relates to a realize letting child keep away from dangerous prevention system in radio frequency identification technology, reading the terminal equipment of ware including laying in the electronic tags of each danger source department and by the area that child hand -carried, reading the information that electronic tags was received to the ware, the alarm system who starts among the terminal equipment sends out the police dispatch newspaper. The utility model discloses a radio frequency identification technology founds the transmission of the label network information of carrying on, in time sends out the police dispatch newspaper and remind child to keep away from when child is close danger source, also reminds the guardian carefully to take measures simultaneously, avoids the child to take place latent danger.
Description
Technical field
This utility model relates to a kind of prevention system realizing based on REID and allowing child away from danger.
Background technology
Child's age is immature, and sense of self-protection is weak and curious active, needs the protection of adult to make it away from danger.In recent years, lose because adult supervises the unfavorable child of causing, the event media report such as falling from high altitude and scald of common occurrence, there is accident in child, causes huge wound to family.
Supervision to child, many employing guardians keep an eye on, and need the every act and every move watching child attentively all the time, reminded by language and behavior is prevented and avoided child to cause danger.But when guardian needs to keep an eye on multiple child (such as kindergarten), or guardian leaves, and child leaves tutorial sight line, and the risk caused danger is greatly increased temporarily.Developing and a kind of remind child away from dangerous early warning system, the prevention system making adult learn that child just can prevent in time close to dangerous matter sources in time is the most necessary.
RF identification (RFID) is a kind of wireless communication technology, can pass through radio signals identification specific objective and read and write related data, and set up machinery or optical contact between system and specific objective without identifying.Wireless signal is the electromagnetic field by furnishing radio frequency, and data are sent out on the label being attached to article, automatic identification and these article of tracking.Existing REID is widely used, and low cost.For the contactless identification of radio-frequency recognition system, its signal can penetrate the adverse circumstances label readings such as snow, mist, ice, coating, dust and dirt, and reading speed is exceedingly fast, in most cases less than 100 milliseconds.RFID tag has the advantages that volume is small-sized, various shapes, contamination resistance are strong and durability is high.This advantage makes REID can apply to multiple occasion, and obtains preferable effect.
Utility model content
Based on above-mentioned consideration, this utility model provides a kind of child's hazards prevention system based on REID, allows child close to sending alarm during dangerous matter sources in time, reminds child away from dangerous matter sources, the most also remind guardian to take measures.
To achieve these goals, the technical scheme that this utility model is used is:
A kind of child's hazards prevention system based on REID, including electronic tag and the terminal unit of band reader, reader is for the information of reading electronic labels, and terminal unit includes that warning system, reader are connected with warning system；Described electronic tag includes the first wireless radio frequency modules connecting the first microcontroller and first antenna respectively, and the first power supply powers to respectively the first wireless radio frequency modules, the first microcontroller and first antenna；Described reader includes the second wireless radio frequency modules connecting the second microcontroller and the second antenna respectively, and second source powers to respectively the second wireless radio frequency modules, the second microcontroller, the second antenna and warning system.
Described electronic tag is active electronic label, the reading distance adjustable of electronic tag.
Described first wireless radio frequency modules, the second wireless radio frequency modules, the first microcontroller and the second microcontroller all use NRF24LE1 high integration radio transmitting and receiving chip.
Described warning system is active buzzer.
Described first power supply uses CR2025 button cell.
Described first antenna uses PCB single ended antenna.
Described second antenna uses PCB single ended antenna.
This utility model uses REID structure label network to carry out the transmission of information, sending alarm in time when child is close to dangerous matter sources is reminded child away from dangerous matter sources, the most also guardian is reminded to note taking measures in time, it is to avoid child occurs potential danger.
Below by way of the drawings and specific embodiments, this utility model is further elaborated.
Accompanying drawing explanation
Fig. 1 is this utility model Organization Chart for child's hazards prevention；
Fig. 2 is this utility model REID theory diagram；
Fig. 3 is this utility model flowchart for hazards prevention.
Detailed description of the invention
In conjunction with shown in Fig. 1 to Fig. 3, a kind of based on REID child's hazards prevention system that this utility model provides, terminal unit 2 including electronic tag 1 and band reader 21, reader 21 is for the information of reading electronic labels 1, terminal unit 2 includes that warning system 3, reader 21 are connected with warning system 3；Electronic tag 1 includes the first wireless radio frequency modules connecting the first microcontroller and first antenna respectively, and the first power supply powers to respectively the first wireless radio frequency modules, the first microcontroller and first antenna；Reader 21 includes connecting the second microcontroller 22 and the second wireless radio frequency modules of the second antenna respectively, and second source powers to respectively the second wireless radio frequency modules, second microcontroller the 22, second antenna and warning system 3.
The first wireless radio frequency modules in such scheme, the first microcontroller, the second wireless radio frequency modules, the second microcontroller 22 all have employed the NRF24LE1 high integration radio transmitting and receiving chip that NORDIC company produces.Embedded 2.4Ghz low-consumption wireless transmitting-receiving kernel NRF24L01 in NRF24LE1, indoor transmissions distance is up to 30 ~ 40 meters, and outdoor transmissions distance is up to 100 ~ 200 meters, and has high-performance 51 kernel, is 12 times of standard 51 speed.It is equivalent to the integrated of radio-frequency module and 51 single-chip microcomputers, so native system uses it to replace radio-frequency module and micro controller module.And it provides abundant peripheral hardware: SPI, IIC, UART, 6 to 12 ADC, PWM and a super low-power consumption analog comparater for electric pressure system wake-up.Its built-in voltage actuator, can be operated under 1.9V ~ 3.6V.
Warning system uses active buzzer, and available microcontroller directly controls, convenient and swift；First power supply uses CR2025 button cell, and its nominal voltage is 3V；Little in view of electronic tag volume, the first antenna in native system uses PCB single ended antenna；Electronic tag is active electronic label, and the reading distance of electronic tag can be adjusted as required.
When the prevention system in such scheme is used for child away from hazards prevention, as shown in Figure 3, electronic tag 1 is respectively arranged in the location of dangerous matter sources everywhere, such as window, gate, dangerous electrical equipment etc., terminal unit 2 with reader 21 is carried with by child, and the transmission range of each electronic tag 1 is set, the second antenna uses PCB single ended antenna.When the distance of child with electronic tag 1 is more than the transmission range of electronic tag 1, reader 21 does not receives signal, then warning system 3 does not starts；If during child's electronic tag 1 on-site close to dangerous matter sources, reader 21 receives and comes from the signal that electronic tag 1 sends, then pass to the second microcontroller 22, second microcontroller 22 starts warning system 3 and sends alarm, buzzer rings, remind child away from herein, also remind guardian to prevent child in time and continue close, it is to avoid the generation of thunder bolt.
Above example is only in order to illustrate the technical solution of the utility model and unrestricted, other amendment or equivalents that the technical solution of the utility model is made by those of ordinary skill in the art, without departing from the spirit and scope of technical solutions of the utility model, all should contain in right of the present utility model.
Claims (7)
1. child's hazards prevention system based on REID, it is characterised in that: including electronic tag and the terminal unit of band reader, reader is for the information of reading electronic labels, and terminal unit includes that warning system, reader are connected with warning system；Described electronic tag includes the first wireless radio frequency modules connecting the first microcontroller and first antenna respectively, and the first power supply powers to respectively the first wireless radio frequency modules, the first microcontroller and first antenna；Described reader includes the second wireless radio frequency modules connecting the second microcontroller and the second antenna respectively, and second source powers to respectively the second wireless radio frequency modules, the second microcontroller, the second antenna and warning system.
A kind of child's hazards prevention system based on REID the most according to claim 1, it is characterised in that: described electronic tag is active electronic label, the reading distance adjustable of electronic tag.
A kind of child's hazards prevention system based on REID the most according to claim 1, it is characterised in that: described first wireless radio frequency modules, the second wireless radio frequency modules, the first microcontroller and the second microcontroller all use NRF24LE1 high integration radio transmitting and receiving chip.
A kind of child's hazards prevention system based on REID the most according to claim 1, it is characterised in that: described warning system is active buzzer.
A kind of child's hazards prevention system based on REID the most according to claim 1, it is characterised in that: described first power supply uses CR2025 button cell.
A kind of child's hazards prevention system based on REID the most according to claim 1, it is characterised in that: described first antenna uses PCB single ended antenna.
A kind of child's hazards prevention system based on REID the most according to claim 1, it is characterised in that: described second antenna uses PCB single ended antenna.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620092981.1U CN205486649U (en) | 2016-01-29 | 2016-01-29 | Child's hazards prevention system based on radio frequency identification technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620092981.1U CN205486649U (en) | 2016-01-29 | 2016-01-29 | Child's hazards prevention system based on radio frequency identification technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205486649U true CN205486649U (en) | 2016-08-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620092981.1U Expired - Fee Related CN205486649U (en) | 2016-01-29 | 2016-01-29 | Child's hazards prevention system based on radio frequency identification technology |
Country Status (1)
| Country | Link |
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| CN (1) | CN205486649U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105551187A (en) * | 2016-01-29 | 2016-05-04 | 浙江理工大学 | System and method of children danger prevention on the basis of radio frequency identification technology |
| CN107134110A (en) * | 2017-06-02 | 2017-09-05 | 安庆师范大学 | Security protection and early education system and method based on technology of Internet of things |
-
2016
- 2016-01-29 CN CN201620092981.1U patent/CN205486649U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105551187A (en) * | 2016-01-29 | 2016-05-04 | 浙江理工大学 | System and method of children danger prevention on the basis of radio frequency identification technology |
| CN107134110A (en) * | 2017-06-02 | 2017-09-05 | 安庆师范大学 | Security protection and early education system and method based on technology of Internet of things |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160817 Termination date: 20180129 |