CN110660192A - Anti-lost system - Google Patents
Anti-lost system Download PDFInfo
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- CN110660192A CN110660192A CN201910901729.9A CN201910901729A CN110660192A CN 110660192 A CN110660192 A CN 110660192A CN 201910901729 A CN201910901729 A CN 201910901729A CN 110660192 A CN110660192 A CN 110660192A
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- module
- terminal
- controlled terminal
- pairing
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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
- G08B21/0266—System arrangements wherein the object is to detect the exact distance between parent and child or surveyor and item
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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
- G08B21/0269—System arrangements wherein the object is to detect the exact location of child or item using a navigation satellite system, e.g. GPS
Abstract
The invention discloses a loss prevention system which is characterized by comprising a plurality of controlled terminals, a plurality of monitoring terminals and a background server, wherein the monitoring terminals are in signal connection with the background server, the controlled terminals are provided with a controlled end pairing module, a signal sending module, a controlled end positioning module and a controlled end power supply module, the controlled end power supply module is electrically connected with the controlled end pairing module, the signal sending module and the controlled end positioning module, the monitoring terminals are provided with a monitoring end pairing module, a signal receiving module, an emergency help seeking module, an alarm module and a monitoring end power supply module, and the monitoring end power supply module is electrically connected with the monitoring end pairing module, the signal receiving module, the emergency help seeking module and the alarm module. The system not only can play an alarm role for the missing of the children, but also can help guardians to find the children.
Description
Technical Field
The invention relates to the technical field of communication, in particular to a lost-prevention system.
Background
Along with the development of economy, rural population is continuously migrated to towns, population density of towns is continuously increased, particularly in places such as shopping malls, stations and the like, population is dense and large, people flow is large, and children are easy to lose events in the places.
In recent years, the number of missing people for children has become huge and incredible. The missing of a child causes great pain to families losing the child, particularly to solitary families, and the probability of being retrieved among the missing children is very small.
To reduce the child's missing event, devices for preventing the child from missing exist on the market today, which are usually divided into two parts, one part to be placed on the child and the other part to be placed on the guardian, the device on the guardian giving an alarm when the child is too far away from the guardian. However, such devices can only alert the child of the lost, attract the attention of the guardian, and are difficult to help the guardian to find the child.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide the anti-lost system which not only can play an alarm role in the loss of children, but also can help guardians to find the children.
In order to achieve the purpose, the invention provides the following technical scheme: a lost-proof system comprises a plurality of controlled terminals, a plurality of monitoring terminals and a background server, wherein the monitoring terminals are in signal connection with the background server, the controlled terminals are provided with a controlled terminal pairing module, a signal sending module, a controlled terminal positioning module and a controlled terminal power supply module, the controlled terminal power supply module is electrically connected with the controlled terminal pairing module, the signal sending module and the controlled terminal positioning module, the monitoring terminals are provided with a monitoring terminal pairing module, a signal receiving module, an emergency help-seeking module, an alarm module and a monitoring terminal power supply module, and the monitoring terminal power supply module is electrically connected with the monitoring terminal pairing module, the signal receiving module, the emergency help-seeking module and the alarm module;
the controlled terminal pairing module is configured with a controlled terminal pairing strategy, and the controlled terminal pairing strategy comprises a request generating step and a request sending step;
the step of generating the request comprises that the controlled terminal pairing module responds to a user behavior to generate a pairing request or automatically generates the pairing request when the controlled terminal pairing module meets a pairing condition, wherein the pairing condition is that the controlled terminal and the monitoring terminal are paired and the controlled terminal is located within the pairing distance of the monitoring terminal, and the step of sending the request is carried out; the step of sending the request comprises the controlled terminal pairing module acquiring the ID information of the controlled terminal and sending the ID information of the controlled terminal and the pairing request to the outside;
the monitoring terminal pairing module is configured with a monitoring terminal pairing strategy, the monitoring terminal pairing strategy comprises that the monitoring terminal pairing module receives ID information and a pairing request of a controlled terminal, and the monitoring terminal pairing module receives the pairing request and is paired with the controlled terminal through the ID information of the controlled terminal;
the signal sending module and the signal receiving module are only communicated within a preset safety distance, the signal sending module is configured with a signal sending strategy, the signal sending strategy comprises the step that the signal sending module sends a safety signal to a signal receiving module of a matched monitoring terminal at intervals of a preset sending interval, and the safety distance is smaller than the matching distance;
the signal receiving module is configured with a signal receiving strategy, the signal receiving strategy comprises that the signal receiving module receives a safety signal sent by a signal sending module of a matched controlled terminal within a safety distance, when the signal receiving module does not receive the safety signal within a preset receiving interval time, the signal receiving module sends an alarm signal to the alarm module, the alarm module sends an alarm after receiving the alarm signal, and the receiving interval time is longer than the sending interval time;
the controlled terminal positioning module comprises a positioning unit and a position sending unit, the positioning unit positions the controlled terminal, and the position sending unit sends the position information of the controlled terminal to the matched monitoring terminal once every preset position updating time;
the emergency help seeking module comprises an emergency help seeking strategy, the emergency help seeking strategy comprises the steps that the emergency help seeking module responds to user behaviors to generate a help seeking request, the emergency help seeking module sends the help seeking request and the ID information of the controlled terminal to be sought to the background server, and after the background server receives the help seeking request and the ID information of the controlled terminal, the background server responds to the help seeking request and sends the ID information of the controlled terminal to all monitoring terminals;
the emergency help seeking module further comprises an automatic tracking strategy, the automatic tracking strategy comprises that the emergency help seeking module receives ID information of a controlled terminal sent by the background server and sends the ID information to the monitoring terminal pairing module, when the controlled terminal to be sought enters the pairing distance of any monitoring terminal, the monitoring terminal is automatically paired with the controlled terminal to be sought and acquires the position information of the controlled terminal to be sought, the emergency help seeking module sends the acquired position information of the controlled terminal to be sought and the contact information of the control terminal to the background server, the background server receives the position information of the controlled terminal to be sought and the contact information of the control terminal and sends the contact information to the control terminal sending the help seeking request, and the contact information comprises a contact mode.
As a further improvement of the present invention, the monitoring terminal further includes a preset data resetting module, the preset data resetting module acquires new preset data input by a user and sends the new preset data to a paired controlled terminal, the controlled terminal further includes a preset data replacing module, the preset data replacing module receives the new preset data and replaces the current preset data with the new preset data, and the preset data includes a safety distance and a position updating time.
As a further improvement of the present invention, the signal receiving policy further includes that when the signal receiving module does not receive a security signal within a preset receiving interval time, the signal receiving module sends a real-time location update command to the preset data resetting module, after the preset data resetting module receives the real-time location update command, the preset data resetting module sends a minimum location update time allowed to be set as a new location update time to a paired controlled terminal, and after receiving the new location update time, the preset data replacing module of the controlled terminal replaces the current location update time with the new location update time.
As a further development of the invention, the transmission interval is calculated from the safety distance according to a preset transmission time algorithm.
As a further development of the invention, the reception interval is calculated from the transmission interval according to a predetermined reception time algorithm.
As a further improvement of the present invention, the controlled terminal further includes a switch module, the switch module is electrically connected to the controlled terminal power supply module and the signal sending module and controls the controlled terminal power supply module to supply power to the signal sending module, the monitoring terminal further includes a switch control module, the switch control module responds to user behavior to generate a switching command and transmits the switching command to the signal receiving module and the matched controlled terminal, the switching command includes a switching-on command and a switching-off command, the signal receiving module is further configured with a start-stop response policy, and the start-stop response policy includes that the signal receiving module receives the switching-off command and then stops sending an alarm signal to the alarm module until the signal receiving module receives the switching-on command; and the switch module of the controlled terminal receives the switching command and responds to the switching command to switch on or switch off the power supply of the controlled terminal power supply module to the signal sending module.
As a further improvement of the present invention, the controlled end pairing module and the monitoring end pairing module are paired through bluetooth or WIFI, and the pairing distance is a bluetooth or WIFI coverage distance.
As a further improvement of the invention, the alarm module comprises a buzzer or an alarm lamp.
As a further improvement of the invention, the positioning unit is configured as a Beidou positioning chip or a GPS positioning chip.
As a further improvement of the present invention, the monitoring terminal is configured as a mobile application terminal.
The invention has the beneficial effects that: through the arrangement of the controlled terminal, the monitoring terminal and the background server, after the controlled terminal is matched with the monitoring terminal, when a child carrying the controlled terminal walks out of the safety distance set by the monitoring terminal, the monitoring terminal can send an alarm to prompt a guardian that the child has walked out of the safety distance. The arrangement of the controlled terminal positioning module enables a guardian to timely obtain the position information of the controlled terminal through the monitoring terminal when a child carrying the controlled terminal walks out of the preset safety distance and does not walk out of the matching distance of the monitoring terminal, so that the child can be quickly found. The setting of urgent help module on the monitor terminal for after children accidentally wander away, the guardian can send the request of seeking help so that with the help of all monitor terminals look for children fast.
Drawings
FIG. 1 is a schematic diagram of an anti-lost system;
FIG. 2 is a schematic flow diagram of an anti-lost system;
fig. 3 is a schematic flow chart of the controlled end positioning module.
Reference numerals: 1. a controlled terminal; 11. a controlled terminal pairing module; 12. a signal transmitting module; 13. a controlled end positioning module; 131. a positioning unit; 132. a position transmitting unit; 14. a controlled end power supply module; 15. presetting a data replacement module; 16. a switch module; 2. a monitoring terminal; 21. a monitoring terminal pairing module; 22. a signal receiving module; 23. an emergency help module; 24. an alarm module; 25. a monitoring end power supply module; 26. presetting a data resetting module; 27. a switch control module; 3. and a background server.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. In which like parts are designated by like reference numerals.
Referring to fig. 1 and 2, the system for preventing loss of walk of the present embodiment includes a plurality of controlled terminals 1, a plurality of monitoring terminals 2 and a backend server 3, where the monitoring terminals 2 are all in signal connection with the backend server 3, the controlled terminal 1 is provided with a controlled end pairing module 11, a signal sending module 12, a controlled end positioning module 13 and a controlled end power supply module 14, the controlled end power supply module 14 is electrically connected with the controlled end pairing module 11, the signal sending module 12 and the controlled end positioning module 13, the monitoring terminal 2 is provided with a monitoring end pairing module 21, a signal receiving module 22, an emergency help module 23, an alarm module 24 and a monitoring end power supply module 25, and the monitoring end power supply module 25 is electrically connected with the monitoring end pairing module 21, the signal receiving module 22, the emergency help module 23 and the alarm module 24.
The controlled terminal 1 is a terminal carried by a person under guardianship such as a child, and the controlled terminal 1 can be embedded into clothes of the child, is concealed and is not easy to lose; the monitoring terminal 2 is a terminal carried by a guardian, and the monitoring terminal 2 can be a smart phone.
Referring to fig. 2, the controlled end pairing module 11 is configured with a controlled end pairing policy, where the controlled end pairing policy includes a request generation step and a request sending step; the generation request step comprises the steps that the controlled terminal pairing module 11 responds to a user behavior to generate a pairing request or the controlled terminal pairing module 11 automatically generates the pairing request when the pairing condition is met, the pairing condition is that the controlled terminal 1 and the monitoring terminal 2 are paired and the controlled terminal 1 is located within the pairing distance of the monitoring terminal 2, and the step of sending the request is carried out; the sending request step comprises the steps that the controlled terminal pairing module 11 acquires the ID information of the controlled terminal 1 and sends the ID information and the pairing request of the controlled terminal 1 to the outside; the monitoring terminal pairing module 21 is configured with a monitoring terminal pairing strategy, the monitoring terminal pairing strategy includes that the monitoring terminal pairing module 21 receives the ID information and the pairing request of the controlled terminal 1, and the monitoring terminal pairing module 21 receives the pairing request and pairs with the controlled terminal 1 through the ID information of the controlled terminal 1.
The controlled terminal 1 may be provided with a pairing button, when a user pairs the controlled terminal 1 with a pressing terminal for the first time, the user may press the pairing button, after the pairing button is triggered, the controlled terminal pairing module 11 sends the ID information of the controlled terminal 1 and a pairing request to the outside, and after the monitoring terminal 2 of the user receives the ID information of the controlled terminal 1 and the pairing request, the user operates the monitoring terminal 2 to receive the pairing request, and then the initial pairing of the controlled terminal 1 and the monitoring terminal 2 can be completed. The controlled terminal pairing module 11 and the monitoring terminal pairing module 21 are paired through bluetooth or WIFI, when the paired controlled terminal 1 and the monitoring terminal 2 are located within the same bluetooth or WIFI coverage distance, the controlled terminal pairing module 11 automatically sends the ID information of the controlled terminal 1 and a pairing request to the outside, and the monitoring terminal pairing module 21 receives the ID information of the controlled terminal 1 and the pairing request and automatically completes pairing. Therefore, the user only needs to complete pairing once, and in the later use process, when the controlled terminal 1 and the monitoring terminal 2 are both started and the controlled terminal 1 and the monitoring terminal 2 are located within the same Bluetooth or WIFI coverage distance, the controlled terminal 1 and the monitoring terminal 2 automatically complete pairing.
Referring to fig. 2, the signal sending module 12 and the signal receiving module 22 communicate only within a preset safety distance, the signal sending module 12 is configured with a signal sending strategy, the signal sending strategy includes that the signal sending module 12 sends a safety signal to the signal receiving module 22 of the paired monitoring terminal 2 at preset sending intervals, and the safety distance is smaller than the pairing distance; the signal receiving module 22 is configured with a signal receiving strategy, where the signal receiving module 22 receives a security signal sent by the signal sending module 12 of the paired controlled terminal 1 within a security distance, and when the signal receiving module 22 does not receive the security signal within a preset receiving interval, the signal receiving module 22 sends an alarm signal to the alarm module 24, and the alarm module 24 sends an alarm after receiving the alarm signal, where the receiving interval is longer than the sending interval. The transmission interval time is calculated by the safety distance according to a preset transmission time algorithm. The receiving interval time is calculated by the sending interval time according to a preset receiving time algorithm.
The calculation formula of the transmission time algorithm may be:
wherein, T1 is the transmission interval time in seconds; d is the safe distance in meters; a is a preset ticket parameter. The larger the preset safety distance is, the smaller the transmission interval time is.
The calculation formula of the reception time algorithm may be:
T2＝b·T1
wherein T2 is the reception interval time in seconds; t1 is the transmission interval time in seconds; b is a preset ticket parameter. The larger the transmission interval time, the larger the reception interval time.
When the safety distance is 20 meters, a is set to be 20 meters, and b is set to be 5, the safety distance is calculated through a sending time algorithm and a receiving time algorithm, the sending interval time is 1 second, and the receiving interval time is 5 seconds.
The alarm module 24 includes a buzzer or an alarm lamp, and the alarm sent by the alarm module 24 is the sounding of the buzzer or the lighting, extinguishing or flashing of the alarm lamp. When the child carrying the controlled terminal 1 walks out of the preset safety distance of 20 meters, the signal receiving module 22 no longer receives the safety signal sent by the signal sending module 12, after 5 seconds, the signal receiving module 22 sends an alarm signal to the alarm module 24, and the alarm module 24 sends out a sound alarm or a light alarm to remind the guardian that the child has walked out of the preset safety distance after receiving the alarm signal.
Referring to fig. 3, the controlled end positioning module 13 includes a positioning unit 131 and a position sending unit 132, where the positioning unit 131 positions the controlled terminal 1, and the position sending unit 132 sends the position information of the controlled terminal 1 to the paired monitoring terminals 2 once every preset position update time.
The location update time may be set to 1 second. The positioning unit 131 is configured as a Beidou positioning chip or a GPS positioning chip. The positioning unit 131 acquires the position information of the controlled terminal 1, and when the controlled terminal 1 keeps pairing with the monitoring terminal 2, the position transmitting unit 132 transmits the position information of the controlled terminal 1 to the paired monitoring terminal 2 once every 1 second. Therefore, when the child carrying the controlled terminal 1 walks out of the preset safety distance and does not walk out of the matching distance of the monitoring terminal 2, the guardian can obtain the position information of the controlled terminal 1 in time through the monitoring terminal 2 so as to quickly find the child.
Referring to fig. 2, the emergency help module 23 includes an emergency help strategy, the emergency help strategy includes that the emergency help module 23 responds to a user behavior to generate a help request, the emergency help module 23 sends the help request and the ID information of the controlled terminal 1 to be searched to the background server 3, after the background server 3 receives the help request and the ID information of the controlled terminal 1, the background server 3 responds to the help request and sends the ID information of the controlled terminal 1 to all the monitoring terminals 2; the emergency help module 23 further comprises an automatic tracking strategy, the automatic tracking strategy comprises that the emergency help module 23 receives ID information of the controlled terminal 1 sent by the background server 3 and sends the ID information to the monitoring terminal pairing module 21, when the controlled terminal 1 to be searched enters a pairing distance of any monitoring terminal 2, the monitoring terminal 2 is automatically paired with the controlled terminal 1 to be searched and obtains position information of the controlled terminal 1 to be searched, the emergency help module 23 sends the obtained position information of the controlled terminal 1 to be searched and contact information of the control terminal to the background server 3, the background server 3 receives the position information of the controlled terminal 1 to be searched and contact information of the control terminal and sends the contact information to the control terminal sending the help request, and the contact information comprises a contact mode.
The contact information can be a mobile phone number, a QQ number, a micro signal and the like. When the child carrying the controlled terminal 1 moves out of the preset safety distance and moves out of the pairing distance of the monitoring terminal 2, in order to quickly find lost children, a guardian can manually operate the monitoring terminals 2, so that the emergency rescue module generates a help request and sends the help request and the ID information of the controlled terminal 1 to be found to the background server 3, the background server 3 receives the help request and the ID information of the controlled terminal 1 and then sends the ID information of the controlled terminal 1 to all the monitoring terminals 2, when the controlled terminal 1 to be found enters the pairing distance of any monitoring terminal 2, the monitoring terminal 2 will pair with the controlled terminal 1 to be sought and acquire the position information of the controlled terminal 1 to be sought, the monitoring terminal 2 sends the position information of the controlled terminal 1 to be searched and the contact information of the control terminal to the control terminal sending the help-seeking request through the background server 3. Through the emergency help-seeking module 23, after the child is lost unexpectedly, the guardian can send a help-seeking request so as to quickly find the child by means of all the monitoring terminals 2.
Referring to fig. 2, the monitoring terminal 2 further includes a preset data resetting module 26, the preset data resetting module 26 obtains new preset data input by a user and sends the new preset data to the paired controlled terminal 1, the controlled terminal 1 further includes a preset data replacing module 15, the preset data replacing module 15 receives the new preset data and replaces the current preset data with the new preset data, and the preset data includes a safety distance and a position updating time.
When the guardian transmits a new safety distance and a new position updating time through the monitoring terminal 2, the preset data resetting module 26 sends new preset data to the preset data replacing module 15 of the controlled terminal 1, and the preset data replacing module 15 replaces the current preset data with the new preset data. Therefore, the guardian can modify the safe distance and the position updating time according to the factors such as the complexity of the environment, the flow of people and the like, so that the child is not easy to get lost in different occasions.
Referring to fig. 2, the signal receiving strategy further includes that when the signal receiving module 22 does not receive the security signal within the preset receiving interval time, the signal receiving module 22 sends a location real-time update command to the preset data resetting module 26, after the preset data resetting module 26 receives the location real-time update command, the preset data replacing module 15 of the controlled terminal 1 sends the minimum location update time allowed to be set as a new location update time to the paired controlled terminal 1, and after receiving the new location update time, the preset data replacing module 15 of the controlled terminal 1 replaces the current location update time with the new location update time.
The settable range of the position update time can be 0.1 to 5 seconds, and when the child walks out of the safety distance, the position update time is automatically replaced by 0.1 second, so that the guardian can receive the position information of the child in real time.
Referring to fig. 2, the controlled terminal 1 further includes a switch module 16, the switch module 16 is electrically connected to the controlled terminal power supply module 14 and the signal sending module 12 and controls the controlled terminal power supply module 14 to supply power to the signal sending module 12, the monitoring terminal 2 further includes a switch control module 27, the switch control module 27 responds to a user behavior to generate a switching command and transmits the switching command to the signal receiving module 22 and the matched controlled terminal 1, the switching command includes a switching-on command and a switching-off command, the signal receiving module 22 is further configured with a start-stop response policy, and the start-stop response policy includes that the signal receiving module 22 receives the switching-off command and then stops sending an alarm signal to the alarm module 24 until the signal receiving module 22 receives the switching-on command; the switch module 16 of the controlled terminal 1 receives the switching command and switches on or off the power supply of the controlled terminal power supply module 14 to the signal transmission module 12 in response to the switching command.
The user can manually issue an opening and closing command through the switch control module 27, the opening and closing command is sent to the signal receiving module 22 and the paired controlled terminal 1 by the switch control module 27, and the signal receiving module 22 stops sending the alarm signal to the alarm module 24 after receiving the closing command in the opening and closing command until the signal receiving module 22 receives the opening command. The switch module 16 of the controlled terminal 1 receives and responds to the opening and closing command to turn on or off the power supply of the controlled terminal power supply module 14 to the signal sending module 12. Therefore, when the controlled terminal 1 is not used, the user can send a closing command through the monitoring terminal 2 to stop the operation of the signal sending module 12, at this time, the signal receiving module 22 does not send an alarm signal to the alarm module 24, so that when the controlled terminal 1 is not used, the signal sending module 12 does not continuously consume electricity, when the controlled terminal 1 needs to be used, the user sends a opening command through the monitoring terminal 2 to restart the operation of the signal sending module 12, and at this time, the signal receiving module 22 sends an alarm signal to the alarm module 24 when the signal receiving module does not receive a security signal within a preset receiving interval time.
The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above-mentioned embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (10)
1. An anti-lost system, comprising: including a plurality of controlled terminals (1), a plurality of monitor terminal (2) and backend server (3), monitor terminal (2) all with backend server (3) signal connection, controlled terminal (1) is provided with controlled end and pairs module (11), signal transmission module (12), controlled end location module (13) and controlled end power module (14), controlled end power module (14) pairs module (11), signal transmission module (12) and controlled end location module (13) and all is connected electrically with controlled end, monitor terminal (2) is provided with control end and pairs module (21), signal reception module (22), promptly seek help module (23), alarm module (24) and control end power module (25), control end power module (25) pairs module (21) with control end, signal reception module (22), The emergency help module (23) and the alarm module (24) are electrically connected;
the controlled terminal pairing module (11) is configured with a controlled terminal pairing strategy, and the controlled terminal pairing strategy comprises a request generating step and a request sending step;
the generation request step comprises the steps that the controlled terminal pairing module (11) responds to a user behavior to generate a pairing request or the controlled terminal pairing module (11) automatically generates the pairing request when the pairing condition is met, the pairing condition is that the controlled terminal (1) and the monitoring terminal (2) are paired, and the controlled terminal (1) is located in the pairing distance of the monitoring terminal (2), and the step of sending the request is carried out; the step of sending the request comprises the steps that the controlled terminal pairing module (11) acquires ID information of the controlled terminal (1), and sends the ID information and the pairing request of the controlled terminal (1) to the outside;
the monitoring terminal pairing module (21) is configured with a monitoring terminal pairing strategy, the monitoring terminal pairing strategy comprises the steps that the monitoring terminal pairing module (21) receives ID information and a pairing request of a controlled terminal (1), and the monitoring terminal pairing module (21) receives the pairing request and is paired with the controlled terminal (1) through the ID information of the controlled terminal (1);
the signal sending module (12) and the signal receiving module (22) are only communicated within a preset safety distance, the signal sending module (12) is configured with a signal sending strategy, the signal sending strategy comprises the steps that the signal sending module (12) sends a safety signal to the signal receiving module (22) of the matched monitoring terminal (2) at intervals of a preset sending interval, and the safety distance is smaller than the matching distance;
the signal receiving module (22) is configured with a signal receiving strategy, the signal receiving strategy comprises that the signal receiving module (22) receives a safety signal sent by a signal sending module (12) of a paired controlled terminal (1) within a safety distance, when the signal receiving module (22) does not receive the safety signal within a preset receiving interval time, the signal receiving module (22) sends an alarm signal to the alarm module (24), the alarm module (24) sends an alarm after receiving the alarm signal, and the receiving interval time is longer than the sending interval time;
the controlled end positioning module (13) comprises a positioning unit (131) and a position sending unit (132), the positioning unit (131) positions the controlled terminal (1), and the position sending unit (132) sends the position information of the controlled terminal (1) to the paired monitoring terminals (2) once every preset position updating time;
the emergency help module (23) comprises an emergency help strategy, the emergency help strategy comprises the steps that the emergency help module (23) responds to user behaviors to generate a help request, the emergency help module (23) sends the help request and ID information of a controlled terminal (1) to be searched to the background server (3), and after the background server (3) receives the help request and the ID information of the controlled terminal (1), the background server (3) responds to the help request and sends the ID information of the controlled terminal (1) to all monitoring terminals (2);
the emergency help seeking module (23) further comprises an automatic tracking strategy, the automatic tracking strategy comprises that the emergency help seeking module (23) receives ID information of the controlled terminal (1) sent by the background server (3) and sends the ID information to the monitoring terminal pairing module (21), when the controlled terminal (1) to be sought enters the pairing distance of any monitoring terminal (2), the monitoring terminal (2) is automatically paired with the controlled terminal (1) to be sought and obtains the position information of the controlled terminal (1) to be sought, the emergency help seeking module (23) sends the obtained position information of the controlled terminal (1) to be sought and the contact information of the control terminal to the background server (3), the background server (3) receives the position information of the controlled terminal (1) to be sought and the contact information of the control terminal and sends the contact information to the control terminal sending a help seeking request, the contact information comprises contact information.
2. An anti-lost system according to claim 1, wherein: the monitoring terminal (2) is still including presetting data reset module (26), it resets module (26) to predetermine data and will be new to predetermine data transmission to the controlled terminal (1) that pairs of user input new to predetermine data reset module (26), controlled terminal (1) is still including presetting data replacement module (15), predetermine data replacement module (15) and receive new data of predetermineeing and with new preset data replacement current data of predetermineeing, predetermine data including safe distance and position update time.
3. An anti-lost system according to claim 2, wherein: the signal receiving strategy further comprises that when the signal receiving module (22) does not receive a safety signal within a preset receiving interval time, the signal receiving module (22) sends a position real-time updating command to the preset data resetting module (26), the preset data resetting module (26) sends the minimum position updating time allowed to be set to the paired controlled terminal (1) as new position updating time after receiving the position real-time updating command, and the preset data replacing module (15) of the controlled terminal (1) replaces the current position updating time with the new position updating time after receiving the new position updating time.
4. An anti-lost system according to claim 1 or 2, wherein: the sending interval time is calculated by a safety distance according to a preset sending time algorithm.
5. An anti-lost system according to claim 4, wherein: the receiving interval time is calculated by the sending interval time according to a preset receiving time algorithm.
6. An anti-lost system according to claim 1, wherein: the controlled terminal (1) further comprises a switch module (16), the switch module (16) is electrically connected with the controlled end power supply module (14) and the signal sending module (12) and controls the controlled end power supply module (14) to supply power to the signal sending module (12), the monitoring terminal (2) also comprises a switch control module (27), the switch control module (27) responds to the user behavior to generate a switching command and transmits the switching command to the signal receiving module (22) and the matched controlled terminal (1), the opening and closing commands comprise opening commands and closing commands, the signal receiving module (22) is also provided with a start-stop response strategy, the start-stop response strategy comprises the steps that after the signal receiving module (22) receives a closing command, an alarm signal is stopped from being sent to the alarm module (24) until the signal receiving module (22) receives a starting command; and the switch module (16) of the controlled terminal (1) receives the switching command and responds to the switching command to switch on or switch off the power supply of the controlled terminal power supply module (14) to the signal sending module (12).
7. An anti-lost system according to claim 1, wherein: the controlled terminal pairing module (11) and the monitoring terminal pairing module (21) are paired through Bluetooth or WIFI, and the pairing distance is a Bluetooth or WIFI coverage distance.
8. An anti-lost system according to claim 1, wherein: the alarm module (24) comprises a buzzer or an alarm lamp.
9. An anti-lost system according to claim 1, wherein: the positioning unit (131) is configured to be a Beidou positioning chip or a GPS positioning chip.
10. An anti-lost system according to claim 1, wherein: the monitoring terminal (2) is configured as a mobile application terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910901729.9A CN110660192A (en) | 2019-09-23 | 2019-09-23 | Anti-lost system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910901729.9A CN110660192A (en) | 2019-09-23 | 2019-09-23 | Anti-lost system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110660192A true CN110660192A (en) | 2020-01-07 |
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| CN107038843A (en) * | 2017-05-27 | 2017-08-11 | 深圳市易特科信息技术有限公司 | Preventing child missing monitoring system and method based on electronic map |
| CN108648415A (en) * | 2018-06-29 | 2018-10-12 | 郑州中博奥信息技术有限公司 | A kind of preventing child is wandered away personal identification method |
| CN109151735A (en) * | 2018-08-14 | 2019-01-04 | 广州市佰德利实业有限公司 | Far from tracking rescue alarm system |
| CN109672999A (en) * | 2019-01-08 | 2019-04-23 | 广东小天才科技有限公司 | A kind of active forewarning is wandered away the method and system of personnel |
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| US20120108212A1 (en) * | 2010-06-08 | 2012-05-03 | Huizhou Tcl Mobile Communication Co.,Ltd | Monitoring System For Mobile Terminal And Monitoring Method Thereof |
| CN104408872A (en) * | 2014-11-20 | 2015-03-11 | 杭州电子科技大学 | Method of improving children's security by utilizing portable equipment |
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Application publication date: 20200107 |