CN111150185A - Intelligent child electric shock prevention bracelet based on TOF algorithm - Google Patents
Intelligent child electric shock prevention bracelet based on TOF algorithm Download PDFInfo
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- CN111150185A CN111150185A CN202010008000.1A CN202010008000A CN111150185A CN 111150185 A CN111150185 A CN 111150185A CN 202010008000 A CN202010008000 A CN 202010008000A CN 111150185 A CN111150185 A CN 111150185A
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- A—HUMAN NECESSITIES
- A44—HABERDASHERY; JEWELLERY
- A44C—PERSONAL ADORNMENTS, e.g. JEWELLERY; COINS
- A44C5/00—Bracelets; Wrist-watch straps; Fastenings for bracelets or wrist-watch straps
- A44C5/0007—Bracelets specially adapted for other functions or with means for attaching other articles
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/0202—Child monitoring systems using a transmitter-receiver system carried by the parent and the child
- G08B21/0205—Specific application combined with child monitoring using a transmitter-receiver system
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- Health & Medical Sciences (AREA)
- Child & Adolescent Psychology (AREA)
- General Health & Medical Sciences (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring And Recording Apparatus For Diagnosis (AREA)
Abstract
The invention discloses an intelligent child electric shock prevention bracelet based on a TOF (time Of flight) algorithm, which comprises an intelligent bracelet and a socket intelligent power-off system, wherein the intelligent bracelet utilizes an intelligent bracelet central processing main control board in the bracelet to complete functions Of monitoring the physical condition Of a child, processing and transmitting information, storing information and the like; the socket intelligent power-off system utilizes the intelligent power-off socket switch main control board to complete the functions of socket switch on-off control, information receiving and transmitting, alarming and the like. According to the intelligent anti-electric shock bracelet, the distance between the intelligent bracelet and the socket intelligent power-off system is calculated by utilizing the TOF algorithm, information transmission between the socket intelligent power-off system and the intelligent bracelet is carried out through the ZigBee module and the UWB module, the intelligent anti-electric shock function for children is realized, and the intelligent anti-electric shock bracelet is high in reliability, strong in practicability and high in commercial value.
Description
Technical Field
The invention relates to an intelligent child electric shock prevention bracelet based on TOF ranging, and belongs to the technical field of intelligent control, bracelet technology and detection communication.
Background
The invention relates to an intelligent child electric shock prevention bracelet based on TOF ranging, which belongs to the technical field of intelligent control, bracelet technology and detection communication, brings great convenience to life along with popularization of household appliances, but brings great potential safety hazards to growth of children, electric shock accidents are caused by the fact that children are curious and unknowingly inserted into electrified sockets, traditional sockets do not have the electric shock prevention protection function, and even if a mechanical protection door is additionally arranged on a socket, the electric shock problem cannot be solved, and the electric shock accidents are easily caused to the children. In order to solve the problem, a multifunctional intelligent bracelet with a body health monitoring function and a socket intelligent power-off system with an intelligent power-off function are designed, a UWB (ultra wide band) tag in the intelligent bracelet transmits a pulse signal with a set frequency, a UWB base station receives the signal, the UWB tag measures the distance between a central processing main control board of the intelligent bracelet and an intelligent power-off socket main control board by using a TOF (time of flight) algorithm, and if the distance is less than 35 cm, the intelligent power-off socket main control board controls a socket switch to be switched off and controls an alarm circuit to give an alarm; if the distance is greater than 1 meter, the socket switch is closed, and the intelligent on-off function of the socket switch is completed. On one hand, when the child plays beside the socket, parents can feel relieved to busy the child, and the child does not need to worry about the electric shock accident caused by the fact that the child is curious and unbeknown to insert metal objects into the electrified socket; on the other hand, when the socket switch was disconnected, children were unknown and when inserting the socket of circular telegram with the metallics, the socket can report to the police through alarm circuit, and at this moment, intelligent bracelet still will send the SMS for the head of a family through the GSM module and correct children's mistake action, can monitor in real time that children played the socket, have the mistake action of electrocution hidden danger and monitor children's health information in real time through the cell-phone simultaneously. The designed intelligent power-off system of the socket has good reliability and stability and strong practicability. The system relates to knowledge backgrounds of analog electronics, digital electronics, singlechip technologies, detection technologies, digital signal processing, communication technologies and the like.
Disclosure of Invention
According to the specific technical characteristics of the intelligent bracelet and the intelligent power-off system of the socket, the intelligent child electric shock prevention bracelet based on the TOF algorithm is developed from the specific requirements of multiple functions such as an information exchange module and an alarm system for completing the intelligent socket power-off system, information storage of the intelligent bracelet, a body parameter detection system and data transmission of mobile phone Wifi from the viewpoints of improving the reliability and the practicability of the system and reducing the economic cost, and the intelligent child electric shock prevention bracelet is designed by utilizing real-time monitoring of the body health information of children, the socket played by the children and the wrong behaviors with electric shock hidden dangers through Wifi signals of the mobile phone.
In order to achieve the purpose, the intelligent child electric shock prevention bracelet based on the TOF algorithm is a device based on intelligent bracelet and socket intelligent power-off system control, measurement between systems is measured by the TOF algorithm, real-time checking of body information of a child is achieved by a mobile phone APP, communication between the two systems is achieved through a ZigBee protocol, and the intelligent child electric shock prevention bracelet is enabled to complete various functions of the intelligent electric shock prevention bracelet and is characterized by comprising the intelligent bracelet and a socket intelligent power-off system;
the intelligent bracelet comprises a CPU/GSM/GPS/Wifi/sensor/ZigBee module/UWB module power supply (rechargeable battery) (1), a body parameter detection system consisting of a heart rate sensor (2), a blood pressure sensor (3), a temperature sensor (4) and a data processing module (5), an intelligent bracelet central processing main control board (6), a GPS/GSM module (7), an information exchange module consisting of a UWB tag (9) and a ZigBee module (10), a Wifi module (11) and an information storage system (12);
wherein the mobile phone APP (8) is in communication connection with the intelligent bracelet central processing main control board (6) through a Wifi signal, the input end of the intelligent bracelet central processing main control board (6) is respectively connected with the output end of a Wifi module (11), the output end of a data processing module (5), the output end of a UWB tag (9), the output end of an information storage system (12), the output end of a ZigBee module (10), the output end of a CPU/GSM/GPS/Wifi/ZigBee module/UWB module power supply (1), the output end of a GSM/GPS module (7) is connected, the output end of the intelligent bracelet central processing main control board (6) is respectively connected with the input end of the Wifi module (11), the input end of the data processing module (5), the input end of the UWB tag (9), the input end of the information storage system (12), the input end of the ZigBee module (10), the input end of the GSM/GPS, The output end of the blood pressure sensor (3) and the output end of the temperature sensor (4) are respectively connected with the input end of the data processing module (5), and the output end of the data processing module (5) is respectively connected with the input end of the heart rate sensor (2), the input end of the blood pressure sensor (3) and the input end of the temperature sensor (4);
the intelligent socket power-off system comprises an information alternating current module consisting of a UWB base station (18) and a ZigBee module (10), an AC power supply (13), a voltage conversion circuit (14), an intelligent power-off socket main control board (15), a socket switch (16) and an alarm circuit (17);
the intelligent power-off socket main control board (15) input end is respectively connected with the voltage conversion circuit (14) output end, the UWB base station (18) output end and the ZigBee module (10) output end, the intelligent power-off socket main control board (15) output end is respectively connected with the socket switch (16) input end, the alarm circuit (17) input end, the UWB base station (18) input end and the ZigBee module (10) input end, and the AC power supply (13) output end is connected with the voltage conversion circuit (14) input end.
Compared with the prior art, the invention has the beneficial technical effects that:
by means of latest achievements of mobile phone APP software development technology, wireless communication technology and automation control technology in the smart bracelet, the developed mobile phone APP is applied to real-time monitoring of body health information of children in the smart bracelet, the wrong behaviors of playing with sockets and having electric shock hidden dangers of the children. The intelligent bracelet utilizes the intelligent bracelet central processing main control board in the bracelet, accomplishes functions such as monitoring children's health condition, information processing and transmission, information storage, and cell-phone APP realizes the function that the SMS was reminded, children's health information transmits according to the locating information that Wifi module, GSM module and GPS module provided, reaches the purpose that the cell-phone looked over the transmission information in real time. The advantages of this implementation are: the UWB tag is used for transmitting a pulse signal with a set frequency, the UWB base station receives the signal and measures the distance between the intelligent bracelet central processing main control board and the intelligent power-off socket main control board by using a TOF algorithm, so that the intelligent power-off of the socket is realized, and the socket switch is intelligent, efficient and strong in practicability; the APP of utilizing the development, according to the locating information that GSM module and GPS module obtained, carry out the communication through Wifi signal and intelligent bracelet, carry out long-range monitoring to the information that intelligent bracelet detected, can in time correct children and play with the socket, have the wrong action of electrocution hidden danger.
Drawings
Fig. 1 is a structural diagram of an intelligent child electric shock prevention bracelet based on a TOF algorithm according to the invention.
Fig. 2 is a diagram illustrating ranging structure based on TOF algorithm according to the present invention.
Fig. 3 is a block diagram of an intelligent power-off system of the socket.
Detailed Description
The intelligent child electric shock prevention bracelet based on the TOF algorithm is mainly applied to wearable equipment such as a bracelet, and the specific implementation mode of the bracelet is described according to the attached drawings.
Fig. 1 is a structural diagram of an intelligent child electric shock prevention bracelet based on a TOF algorithm according to the invention. Referring to fig. 1, 2 and 3, embodiments of the present invention are described according to the accompanying drawings:
according to the intelligent child electric shock prevention bracelet preferred embodiment intelligent bracelet and socket intelligent power-off system based on the TOF algorithm, the intelligent bracelet is provided with a socket and a socket; the intelligent bracelet comprises a CPU/GSM/GPS/Wifi/sensor/ZigBee module/UWB module power supply (rechargeable battery) (1), a body parameter detection system consisting of a heart rate sensor (2), a blood pressure sensor (3), a temperature sensor (4) and a data processing module (5), an intelligent bracelet central processing main control board (6), a GPS/GSM module (7), an information exchange module consisting of a UWB tag (9) and a ZigBee module (10), a Wifi module (11) and an information storage system (12);
wherein the mobile phone APP (8) is in communication connection with the intelligent bracelet central processing main control board (6) through a Wifi signal, the input end of the intelligent bracelet central processing main control board (6) is respectively connected with the output end of a Wifi module (11), the output end of a data processing module (5), the output end of a UWB tag (9), the output end of an information storage system (12), the output end of a ZigBee module (10), the output end of a CPU/GSM/GPS/Wifi/ZigBee module/UWB module power supply (1), the output end of a GSM/GPS module (7) is connected, the output end of the intelligent bracelet central processing main control board (6) is respectively connected with the input end of the Wifi module (11), the input end of the data processing module (5), the input end of the UWB tag (9), the input end of the information storage system (12), the input end of the ZigBee module (10), the input end of the GSM/GPS, The output end of the blood pressure sensor (3) and the output end of the temperature sensor (4) are respectively connected with the input end of the data processing module (5), and the output end of the data processing module (5) is respectively connected with the input end of the heart rate sensor (2), the input end of the blood pressure sensor (3) and the input end of the temperature sensor (4);
the intelligent socket power-off system comprises an information alternating current module consisting of a UWB base station (18) and a ZigBee module (10), an AC power supply (13), a voltage conversion circuit (14), an intelligent power-off socket main control board (15), a socket switch (16) and an alarm circuit (17);
the intelligent power-off socket main control board (15) input end is respectively connected with the voltage conversion circuit (14) output end, the UWB base station (18) output end and the ZigBee module (10) output end, the intelligent power-off socket main control board (15) output end is respectively connected with the socket switch (16) input end, the alarm circuit (17) input end, the UWB base station (18) input end and the ZigBee module (10) input end, and the AC power supply (13) output end is connected with the voltage conversion circuit (14) input end.
Specifically, a mobile phone APP (8) is connected with an intelligent bracelet central processing main control board (6) in an intelligent bracelet for communication through a Wifi signal according to positioning information provided by a GSM/GPS module (7); in the body health detection system, the data processing module (5) processes the information monitored by the heart rate sensor (2), the blood pressure sensor (3) and the temperature sensor (4) and sends the information to the intelligent bracelet central processing main control board (6), and the intelligent bracelet central processing main control board (6) sends the information to the mobile phone APP (8) through the Wifi module (11); children in the socket intelligence outage system play with the socket, the wrong behavior's that has the electric shock hidden danger information is sent to intelligent bracelet through zigBee module (10), information transmission intelligent bracelet central processing main control board (6) that zigBee module (10) received in the intelligent bracelet sends cell-phone APP (8) through Wifi module (11) through handling, the completion plays with the socket to children, the wrong behavior's real-time supervision that has the electric shock hidden danger, in addition, cell-phone APP (8) can also be with the children health information transmission that intelligent bracelet detected for the doctor, let doctor's diagnosis children's health condition.
As shown in fig. 1 and 2, the specific implementation of the present invention for measuring the distance between the smart bracelet and the socket smart power-off system is as follows:
UWB label (9) in the intelligence bracelet transmits the pulse signal who sets for the frequency and requests range finding, UWB basic station (18) received signal, and confirmation information is replied in processing of intelligence outage socket main control board (15) through a short period of time, and intelligence bracelet central processing main control board (6) utilize TOF algorithm to measure the distance between intelligence bracelet central processing main control board (6) and intelligence outage socket main control board (15).
Specifically, as shown in fig. 2, the UWB tag (9) first sends a ranging request Poll to the UWB base station (18), and the UWB base station (18) receives and processes the Poll, and after a short period of processing, returns an acknowledgement (Ack) to the UWB tag (9). The time interval between the emission of the signal Poll and the reception of the signal Ack by the UWB tag (9) is recorded as TTOT(ii) a The time interval between the receipt of the signal Poll and the transmission of the signal Ack by the UWB base station (18) is marked as TTAT. Then the signal has a one-way time of flight T in the airTOFIt can be calculated that:
then, the distance d between the UWB tag (9) and the UWB base station (18) is calculated according to a mathematical formula that time multiplied by speed (light speed c) equals distance.
As shown in fig. 1 and 3, the socket intelligent power-off system of the present invention has the following specific implementation:
after the distance between the intelligent central processing main control board (6) and the intelligent power-off socket main control board (15) is measured according to a TOF algorithm, when the distance is smaller than 35 cm, the socket switch (16) is disconnected, the alarm circuit gives an alarm, when the distance is larger than 1 m, the alarm is stopped, the socket switch (16) is closed, and the intelligent alarm of the socket intelligent switch and the socket is completed.
Specifically, as shown in fig. 3, a ZigBee module (10) in the intelligent bracelet transmits calculated information to an intelligent power-off system of the socket, when the distance is less than 35 cm, an intelligent power-off socket main control board (15) outputs a waveform, one path of signal is transmitted to an alarm circuit (17), the alarm function of the alarm circuit (17) is realized, and the other path of signal is transmitted to a socket switch (16) to control the socket switch (16) to be switched off; when the distance is greater than 1 meter, intelligent outage socket main control board (15) output waveform, alarm circuit (17) are sent to all the way signal, realize stopping alarming function, and socket switch (16) are sent to all the other way signal, and control socket switch (16) are closed, realize the intelligent warning of socket and the intelligent break-make function of socket.
Claims (3)
1. An intelligent child electric shock prevention bracelet based on a TOF algorithm is a device based on an intelligent bracelet and a socket intelligent power-off system, communication between the systems is realized by utilizing a UWB module and a ZigBee module, distance measurement between the intelligent bracelet and the socket intelligent power-off system is realized through the TOF algorithm, and each function of the intelligent child electric shock prevention bracelet is completed;
the intelligent bracelet comprises a CPU/GSM/GPS/Wifi/sensor/ZigBee module/UWB module power supply (rechargeable battery) (1), a body parameter detection system consisting of a heart rate sensor (2), a blood pressure sensor (3), a temperature sensor (4) and a data processing module (5), an intelligent bracelet central processing main control board (6), a GPS/GSM module (7), an information exchange module consisting of a UWB tag (9) and a ZigBee module (10), a Wifi module (11) and an information storage system (12);
wherein the mobile phone APP (8) is in communication connection with the intelligent bracelet central processing main control board (6) through a Wifi signal, the input end of the intelligent bracelet central processing main control board (6) is respectively connected with the output end of a Wifi module (11), the output end of a data processing module (5), the output end of a UWB tag (9), the output end of an information storage system (12), the output end of a ZigBee module (10), the output end of a CPU/GSM/GPS/Wifi/ZigBee module/UWB module power supply (1), the output end of a GSM/GPS module (7) is connected, the output end of the intelligent bracelet central processing main control board (6) is respectively connected with the input end of the Wifi module (11), the input end of the data processing module (5), the input end of the UWB tag (9), the input end of the information storage system (12), the input end of the ZigBee module (10), the input end of the GSM/GPS, The output end of the blood pressure sensor (3) and the output end of the temperature sensor (4) are respectively connected with the input end of the data processing module (5), and the output end of the data processing module (5) is respectively connected with the input end of the heart rate sensor (2), the input end of the blood pressure sensor (3) and the input end of the temperature sensor (4);
the intelligent socket power-off system comprises an information alternating current module consisting of a UWB base station (18) and a ZigBee module (10), an AC power supply (13), a voltage conversion circuit (14), an intelligent power-off socket main control board (15), a socket switch (16) and an alarm circuit (17);
the intelligent power-off socket main control board (15) input end is respectively connected with the voltage conversion circuit (14) output end, the UWB base station (18) output end and the ZigBee module (10) output end, the intelligent power-off socket main control board (15) output end is respectively connected with the socket switch (16) input end, the alarm circuit (17) input end, the UWB base station (18) input end and the ZigBee module (10) input end, and the AC power supply (13) output end is connected with the voltage conversion circuit (14) input end.
2. The intelligent child electric shock prevention bracelet based on the TOF algorithm according to claim 1, wherein the intelligent bracelet has a working principle of; bracelet central authorities handle main control board (6) and pass through heart rate sensor (2), the healthy information that blood pressure transducer (3) and temperature sensor (4) detected stores and transmits cell-phone APP (8) through Wifi module (11) through information storage system (12), the information about the socket outage that information exchange module transmission was come transmits cell-phone APP (8) through Wifi module (11) through bracelet central authorities handle main control board (6), realize the real-time supervision of cell-phone to children healthy information, and the socket is played into to children, the wrong action real-time supervision who has the electric shock hidden danger.
3. The intelligent child electric shock prevention bracelet based on TOF algorithm according to claim 1, characterized in that the socket intelligent power-off system has a working principle of: the UWB tag (9) in the intelligent bracelet transmits a pulse signal with a set frequency, the UWB base station (18) receives the signal, the intelligent bracelet central processing main control board (6) measures the distance between the bracelet central processing system (6) and the intelligent power-off socket main control board (15) by using a TOF algorithm, and if the distance is less than 35 cm, the intelligent power-off socket main control board (15) controls the socket switch (16) to be switched off and controls the alarm circuit (17) to give an alarm; if the distance is more than 1 m, the socket switch (16) is closed, and the intelligent on-off function of the socket switch is completed.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010008000.1A CN111150185A (en) | 2020-01-06 | 2020-01-06 | Intelligent child electric shock prevention bracelet based on TOF algorithm |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010008000.1A CN111150185A (en) | 2020-01-06 | 2020-01-06 | Intelligent child electric shock prevention bracelet based on TOF algorithm |
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| CN111150185A true CN111150185A (en) | 2020-05-15 |
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| CN202010008000.1A Pending CN111150185A (en) | 2020-01-06 | 2020-01-06 | Intelligent child electric shock prevention bracelet based on TOF algorithm |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112652145A (en) * | 2020-12-18 | 2021-04-13 | 杭州电子科技大学 | Children's protection against electric shock system |
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2020
- 2020-01-06 CN CN202010008000.1A patent/CN111150185A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112652145A (en) * | 2020-12-18 | 2021-04-13 | 杭州电子科技大学 | Children's protection against electric shock system |
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Application publication date: 20200515 |