Electronic anti-lost device

Abstract

The utility model relates to the technical field of electronics, and relates to an electronic anti-lost device. The electronic anti-lost device comprises a control module, an alarm module, an infrared controller, an infrared display module and a power module, the power module is electrically connected with the control module, the alarm module, the infrared controller and the infrared display module, and the control module is electrically connected with the alarm module. The control module is used for being in communication connection with target equipment after obtaining the connection opening signal, and triggering the alarm module to send an alarm signal when the distance between the target equipment and the electronic anti-lost equipment exceeds a preset distance; the infrared controller is electrically connected with the infrared display module, and the infrared controller is used for controlling the infrared display module to output an infrared signal according to the detection starting signal and detecting whether camera equipment exists or not. The electronic anti-lost device not only can play a role in preventing the electronic device from being lost, but also can be used as a portable privacy protection tool to help a user better maintain personal privacy security.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of electronics, and in particular to an electronic anti-lost device. BACKGROUND

[0002] In today's rapidly developing technology era, electronic devices have deeply integrated into our daily life and become an indispensable important tool. From smartphones to tablets, to various wearable devices, they not only greatly facilitate our work and study, but also enrich our entertainment.

[0003] However, as we deepen our dependence on these high-tech products, a problem that cannot be ignored has come along with them - these small and valuable devices are very easy to be lost or stolen by accident, which brings many inconveniences and potential information security risks to users. Therefore, how to prevent the loss of these electronic devices has become a problem to be solved. CONTENT OF THE INVENTION

[0004] Therefore, the electronic anti-lost device provided by the embodiments of the present application can effectively solve the problem that the electronic device is easy to be lost or stolen in the prior art, which brings many inconveniences and potential information security risks to users.

[0005] In a first aspect, the embodiments of the present application provide an electronic anti-lost device, comprising: a control module, an alarm module, an infrared controller, an infrared display module and a power module;

[0006] The power module is electrically connected with the control module, the alarm module, the infrared controller and the infrared display module respectively, and the power module is used for power supply for the electronic anti-lost device;

[0007] The control module is electrically connected with the alarm module, and the control module is used for communication connection with a target device after obtaining a connection start signal, and determining the distance between the target device and the electronic anti-lost device, and triggering the alarm module to send an alarm signal when the distance exceeds a preset distance;

[0008] The infrared controller is electrically connected with the infrared display module, and the infrared controller is used for controlling the infrared display module to output an infrared signal according to an obtained detection start signal, and the infrared signal is used for detecting whether there is a camera device.

[0009] In some embodiments, the control module comprises a communication controller and a positioning unit, and the communication controller is electrically connected with the alarm module and the positioning unit respectively;

[0010] The communication controller is configured to connect with the target device in communication after obtaining the connection start signal, and determine the distance between the target device and the electronic anti-lost device according to the positioning signal of the positioning unit.

[0011] In some embodiments, the positioning unit comprises an acceleration sensor electrically connected to the communication controller.

[0012] In some embodiments, the communication controller comprises a Bluetooth control unit electrically connected to the alarm module and the positioning unit respectively.

[0013] In some embodiments, the control module further comprises a Bluetooth switch unit electrically connected to the Bluetooth control unit, and the Bluetooth switch unit is configured to generate the connection start signal when turned on.

[0014] In some embodiments, the alarm module comprises a buzzer and a buzzer driving unit, wherein an input end of the buzzer driving unit is electrically connected to the control module, and an output end of the buzzer driving unit is connected to the buzzer.

[0015] The control module is configured to drive the buzzer to issue an alarm signal through the buzzer driving unit when it is determined that the distance between the target device and the electronic anti-lost device exceeds the preset distance.

[0016] In some embodiments, the electronic anti-lost device further comprises an infrared switch unit electrically connected to the infrared controller, and the infrared switch unit is configured to generate the detection start signal when turned on.

[0017] In some embodiments, the power module comprises a battery and a battery management unit, wherein an input end of the battery management unit is configured to be connected to an external power source, an output end of the battery management unit is electrically connected to an input end of the battery, and the battery management unit is configured to charge the battery by using the external power source.

[0018] In some embodiments, the power module further comprises a charging indication unit electrically connected to the infrared controller, the infrared controller is electrically connected to the battery management unit, and the infrared controller is further configured to indicate the charging state of the battery by controlling the charging indication unit.

[0019] In some embodiments, the electronic anti-lost device further comprises a voltage stabilizing module electrically connected to the battery, and the voltage stabilizing module is configured to convert the signal of the battery to provide the working voltage required by the electronic anti-lost device.

[0020] The embodiments of the present application have the following beneficial effects:

[0021] The electronic anti-lost device of the present application comprises a control module, an alarm module, an infrared controller, an infrared display module and a power module, wherein the power module is connected with the control module, the alarm module, the infrared controller and the infrared display module respectively to supply power for the electronic anti-lost device; the control module is connected with the alarm module; after obtaining a connection start signal, the control module is connected with a target device in communication and determines the distance between the target device and the electronic anti-lost device; when the distance exceeds a preset distance, the alarm module is triggered to send an alarm signal; the infrared controller is electrically connected with the infrared display module; the infrared controller is used to control the infrared display module to output an infrared signal according to a detection start signal obtained; and the infrared signal is used to detect whether there is a camera device. The electronic anti-lost device of the present application is connected with the target device in communication by the control module; when the distance between the target module and the electronic anti-lost device exceeds the preset distance, the alarm module sends an alarm signal to timely remind the user to pay attention and prevent the electronic device from being lost or stolen; the electronic anti-lost device of the present application can also be used for two-way positioning, position tracking and quick positioning, greatly improving the safety of personal property and reducing losses; the electronic anti-lost device of the present application is also provided with the infrared controller and the infrared display module; the user can detect the camera device according to the infrared signal to protect the user's privacy and security, bring convenience and security protection to the user's life; the electronic anti-lost device of the present application can not only play a role in preventing the loss of articles, but also can be used as a portable privacy protection tool to help the user better maintain personal privacy security. BRIEF DESCRIPTION OF DRAWINGS

[0022] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiments. It should be understood that the following drawings only show some embodiments of the present application, and therefore should not be regarded as a limitation on the scope. For those skilled in the art, other related drawings can also be obtained without creative labor.

[0023] Figure 1 Fig. 1 shows a first structural schematic diagram of the electronic anti-lost device of the present application;

[0024] Figure 2 Fig. 2 shows a second structural schematic diagram of the electronic anti-lost device of the present application;

[0025] Figure 3 Fig. 3 shows a circuit schematic diagram of the acceleration sensor of the present application;

[0026] Figure 4 Fig. 4 shows a circuit schematic diagram of the buzzer driving unit of the present application.

[0027] Main component symbol explanation:

[0028] 10: electronic anti-lost device; 11: control module; 12: alarm module; 13: infrared controller; 14: infrared display module; 15: power module; 16: infrared switch unit; 111: communication controller; 112: positioning unit; 113: Bluetooth switch unit; 121: buzzer driving unit; 122: buzzer; 151: battery; 152: battery management unit; 153: charging indication unit; 20: target device. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, not all the embodiments of the present application.

[0030] The components of the embodiments of the present application generally described and shown in the accompanying drawings herein can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiments of the present application provided in the accompanying drawings is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor are within the scope of protection of the present application.

[0031] Hereinafter, the terms "include", "have", and their synonymous words used in various embodiments of the present application are only intended to indicate that specific features, numbers, steps, operations, elements, components, or combinations thereof are present, and should not be understood as excluding the presence or addition of one or more other features, numbers, steps, operations, elements, components, or combinations thereof. In addition, the terms "first", "second", "third", and the like are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0032] Unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which various embodiments of the present application belong. The terms (such as those defined in commonly used dictionaries) will be interpreted as having a meaning that is the same as the contextual meaning in the relevant technical field and will not be interpreted as having an idealized or overly formal meaning unless clearly defined in various embodiments of the present application.

[0033] Some embodiments of the present application will be described in detail below with reference to the accompanying drawings. The following embodiments and features in the embodiments can be combined with each other without conflict.

[0034] In view of the problem that the electronic device in the prior scheme is easy to be lost or stolen, which brings many inconveniences and potential information security risks to the user, the present application provides an electronic anti-lost device, the electronic anti-lost device of the present application comprises a control module, an alarm module, an infrared controller, an infrared display module and a power module, the control module is communicated with the target device, and when the distance between the target module and the electronic anti-lost device exceeds the preset distance, the alarm module sends an alarm signal, which can timely remind the user to pay attention and prevent the electronic device from being lost or stolen, and the electronic anti-lost device can also be bidirectionally positioned, position tracked and quickly positioned, greatly improving the safety of personal property and reducing losses; and the electronic anti-lost device of the present application is also provided with an infrared controller and an infrared display module, the user can detect the camera device according to the infrared signal, protect the privacy of the user and bring convenience and security protection to the life of the user.

[0035] The electronic anti-lost device will be described below in combination with some specific embodiments.

[0036] Figure 1 A structural schematic diagram of the electronic anti-lost device of the present application is shown. Exemplarily, the electronic anti-lost device 10 comprises a control module 11, an alarm module 12, an infrared controller 13, an infrared display module 14 and a power module 15.

[0037] The power module 15 is electrically connected with the control module 11, the alarm module 12, the infrared controller 13 and the infrared display module 14, respectively, and the power module 15 is used for power supply of the electronic anti-lost device 10, a battery or other energy storage unit should be arranged in the power module 15, the battery can be a rechargeable battery, and the battery can also be a detachable battery, the battery is used for power supply of the control module 11, the alarm module 12, the infrared controller 13 and the infrared display module 14, further, a voltage stabilizing module can be arranged between the battery and the control module 11, the alarm module 12, the infrared controller 13 and the infrared display module 14 according to the actual application, and the signal of the battery is stabilized.

[0038] The control module 11 is electrically connected with the alarm module 12, and the control module 11 is used for communication connection with the target device 20 after obtaining a connection start signal, and the distance between the target device 20 and the electronic anti-lost device 10 is determined, when the distance exceeds the preset distance, the alarm module 12 sends an alarm signal, it can be understood that the communication connection between the control module 11 and the target device 20 can be wireless communication connection or wired communication connection, exemplarily, the communication connection between the control module 11 and the target device 20 is wireless communication connection, the preset distance can be one meter or two meters according to the actual application. Further, a plurality of preset distances can be set, when the control module 11 detects that the distance between the target device 20 and the electronic anti-lost device 10 is different from the preset distance, different levels of alarm are performed.

[0039] The alarm module 12 can be any kind of alarm module. The alarm module 12 can be a sound alarm, the alarm module 12 can be a light alarm, the alarm module 12 can be an information alarm, and the alarm module 12 can be a combination alarm.

[0040] The infrared controller 13 is electrically connected with the infrared display module 14. The infrared controller 13 is used to control the infrared display module 14 to output an infrared signal according to the obtained detection opening signal. The infrared signal is used to detect whether there is a camera device. It can be understood that the infrared controller 13 can be any kind of controller. The infrared controller 13 can be an MCU, the infrared controller 13 can be a CPU, the infrared controller 13 can be an FPGA, etc. The infrared display module 14 is provided with an infrared light-emitting diode. The number of infrared light-emitting diodes can be set according to actual application conditions.

[0041] The electronic anti-lost device of the embodiment is provided with the power supply module 15 connected with the control module 11, the alarm module 12, the infrared controller 13, and the infrared display module 14. The electronic anti-lost device 10 is provided with reliable power support to ensure the performance stability of the device. The control module 11 is communicated and connected with the target device 20 when the connection opening signal is obtained. When the distance between the target module and the electronic anti-lost device 10 exceeds the preset distance, the alarm module 12 sends an alarm signal. The electronic device can be prevented from being lost and stolen to ensure the safety of the electronic device. The infrared controller 13 and the infrared display module 14 are also provided. The infrared signal is used to detect the camera to help the user find the possible monitoring device. The infrared signal enables the user to not directly contact the camera device, thereby enhancing the safety and privacy of the operation.

[0042] As an optional solution, Figure 2 Fig. 2 shows another structural schematic diagram of an electronic anti-lost device.

[0043] In an embodiment, as shown in Figure 2 As shown in the above embodiment, the control module 11 includes a communication controller 111 and a positioning unit 112. The communication controller 111 is electrically connected with the alarm module 12 and the positioning unit 112, respectively. It can be understood that the communication controller 111 can be any kind of communication controller. The communication controller 111 can be a Bluetooth controller, the communication controller 111 can be an Ethernet controller, the communication controller 111 can be a WIFI controller, etc.

[0044] The positioning unit 112 can be any kind of positioning unit 112. The positioning unit 112 can be a UWB positioning unit 112, the positioning unit 112 can be a GPS positioning unit 112, and the positioning unit 112 can be an acceleration sensor.

[0045] The communication controller 111 is configured to communicate with the target device 20 after obtaining the connection start signal, and determine the distance between the target device 20 and the electronic anti-lost device 10 according to the positioning signal of the positioning unit 112. Further, the related software can be installed on the target device 20, so that the user can obtain the position of the electronic anti-lost device 10 in real time through the target device 20.

[0046] The electronic anti-lost device of the embodiment is configured to communicate with the target device 20 through the communication controller 111, so as to realize the bidirectional communication between the electronic anti-lost device 10 and the target device 20. The positioning unit 112 is configured to enable the communication controller 111 to obtain the distance between the target device 20 and the electronic anti-lost device 10 in real time, thereby greatly improving the convenience and safety of the user.

[0047] In an embodiment, on the basis of the above embodiment, the positioning unit 112 comprises an acceleration sensor, and the acceleration sensor is electrically connected with the communication controller 111. It can be understood that the acceleration sensor can be any kind of acceleration sensor.

[0048] The electronic anti-lost device of the embodiment is configured to set the positioning unit 112 as an acceleration sensor. The acceleration sensor can detect the acceleration change of the electronic anti-lost device 10 in three axial directions, so that the communication controller 111 obtains the displacement and speed of the electronic anti-lost device 10 through the related algorithm, and further calculates the position, thereby determining the distance between the target device 20 and the electronic anti-lost device 10. Compared with other positioning units 112, the acceleration sensor does not need to rely on external signal source, and the power consumption and cost of the acceleration sensor are low, thereby greatly reducing the cost of the electronic anti-lost device 10.

[0049] In an embodiment, on the basis of the above embodiment, the communication controller 111 comprises a Bluetooth control unit, and the Bluetooth control unit is electrically connected with the alarm module 12 and the positioning unit 112 respectively.

[0050] It can be understood that the Bluetooth control unit is further connected with a Bluetooth antenna, and the Bluetooth control unit can be any kind of Bluetooth master control chip.

[0051] The electronic anti-lost device of the embodiment is configured to set the communication controller 111 as a Bluetooth master control chip. The Bluetooth master control chip can be used for low-power communication, thereby greatly reducing the power consumption while maintaining the communication quality, prolonging the battery life of the device, and enabling the user to easily pair the electronic anti-lost device 10 with various smart devices by using the Bluetooth master control chip, thereby improving the popularity and ease of use of the device.

[0052] In an embodiment, as Figure 2As shown, on the basis of the above embodiment, the control module 11 further comprises: a Bluetooth switch unit 113, the Bluetooth switch unit 113 is electrically connected with the Bluetooth control unit, the Bluetooth switch unit 113 is used to generate a connection opening signal when turned on. Specifically, the Bluetooth switch unit 113 can be any kind of switch unit. The Bluetooth switch unit 113 can be a key switch. The Bluetooth switch unit 113 can also be a touch switch. The Bluetooth switch unit 113 can also be a sliding switch. The Bluetooth switch unit 113 can also be a rotary switch. The Bluetooth switch unit 113 can also be a voice control switch, and the like. Illustratively, the Bluetooth switch unit 113 is a key switch. When the key is pressed, a connection opening signal is generated to the Bluetooth control unit, so that the Bluetooth control unit communicates with the target device 20 and obtains the distance between the target device 20 and the electronic anti-lost device 10. When the key switch is released, a connection closing signal is generated to the Bluetooth control unit, and the Bluetooth control unit disconnects the communication with the target device 20.

[0053] The electronic anti-lost device of the embodiment controls the communication between the Bluetooth control unit and the target device 20 through the Bluetooth switch unit 113, so that the device closes the Bluetooth module when communication is not needed, reduces power consumption, and at the same time prevents accidental connection to other devices when communication is not needed, reducing the possibility of misoperation.

[0054] In an embodiment, as Figure 2 As shown, on the basis of the above embodiment, the alarm module 12 comprises: a buzzer driving unit 121 and a buzzer 122, the input end of the buzzer driving unit 121 is electrically connected with the control module 11, and the output end of the buzzer driving unit 121 is connected with the buzzer 122.

[0055] It can be understood that the buzzer driving unit 121 is electrically connected with the Bluetooth control unit in the control module 11. The buzzer driving unit 121 can be any kind of buzzer driving chip. The capacitance values connected with the pin CP1, the pin CP2, the pin CN1 and the pin CN2 can be set according to actual application conditions.

[0056] The control module 11 is used to drive the buzzer 122 to issue an alarm signal through the buzzer driving unit 121 when it is judged that the distance between the target device 20 and the electronic anti-lost device 10 exceeds the preset distance. The frequency of the sound generated by the buzzer 122 can be set by setting the square wave signal of the buzzer driving unit 121 according to actual application conditions.

[0057] The electronic anti-lost device of the embodiment sets the alarm module 12 as a buzzer driving unit 121 and a buzzer 122. The buzzer 122 can realize high-volume alarm, and can ensure that the user can hear the alarm sound in a noisy environment, thereby improving the effectiveness of the alarm. In addition, the buzzer driving unit 121 can be controlled to make the buzzer 122 generate alarm sounds of different frequencies, thereby realizing different levels of alarm.

[0058] In an embodiment, as shown in Figure 2 On the basis of the above embodiment, the electronic anti-lost device 10 further includes an infrared switch unit 16, which is electrically connected with the infrared controller 13. The infrared switch unit 16 is used to generate a detection opening signal when it is opened.

[0059] Specifically, the infrared switch unit 16 can be any kind of switch unit. The infrared switch unit 16 can be a key switch, a touch switch, a sliding switch, a rotary switch, a voice control switch, etc. The infrared switch unit 16 can be the same as the Bluetooth switch unit 113, or can be different from the Bluetooth switch unit 113. For example, the infrared switch unit 16 is the same as the Bluetooth switch unit, and the infrared switch unit 16 is a key switch. When the key is pressed, a detection opening signal is generated to the infrared controller 13, so that the infrared controller 13 controls the infrared display module 14 to output an infrared signal, so that the user can use the infrared signal to detect whether there is a camera device. When the key is released, a detection closing signal is generated to the infrared controller 13, so that the infrared controller 13 cannot control the infrared display module 14.

[0060] The electronic anti-lost device of the embodiment sets the infrared switch unit 16 to control the infrared controller 13, and further controls the generation of the infrared signal, so that the device does not output the infrared signal when it is not needed, thereby greatly reducing the energy consumption of the device.

[0061] In an embodiment, as shown in Figure 2 On the basis of the above embodiment, the power supply module 15 includes a battery 151 and a battery management unit 152. The input end of the battery management unit 152 is used to connect an external power supply. The output end of the battery management unit 152 is electrically connected with the input end of the battery 151. The battery management unit 152 is used to charge the battery 151 by using the external power supply. The battery management unit 152 can be any kind of battery management chip.

[0062] Further, the battery management unit 152 is further used to detect the charging circuit of the charging battery 151, and stop charging the battery 151 when it is detected that the battery 151 is fully charged.

[0063] The electronic anti-lost device of the embodiment is provided with the battery management unit 152, so that the battery management unit 152 charges the battery 151 by using the external power supply. The battery management unit 152 can monitor the charging state and protect the charging of the battery 151, thereby prolonging the service life of the battery 151.

[0064] In an embodiment, as shown in Figure 2 On the basis of the above embodiment, the power supply module 15 further comprises a charging indication unit 153. The charging indication unit 153 is electrically connected with the infrared controller 13, and the infrared controller 13 is electrically connected with the battery management unit 152. The infrared controller 13 is further used for indicating the charging state of the battery 151 by controlling the charging indication unit 153.

[0065] The charging indication unit 153 can indicate various states of charging. The charging indication unit 153 can indicate the state of charging in progress, the charging indication unit 153 can also indicate the state of charging start, and the charging indication unit 153 can also indicate the state of charging end. The actual application can be set according to the actual application. The charging indication unit 153 can be provided with an indicator lamp, the charging indication unit 153 can also be provided with a buzzer 122, and the charging indication unit 153 can also be provided with a display screen, etc. Exemplarily, the charging indication unit 153 is provided with an indicator lamp. The charging indication unit 153 can be provided with only a single indicator lamp, which is used for indicating the state of charging. The charging indication unit 153 can also be provided with a plurality of indicator lamps, which are used for indicating the state of charging.

[0066] The electronic anti-lost device of the embodiment is provided with the charging indication unit 153, so that the infrared controller 13 indicates the charging state of the battery 151 by controlling the charging indication unit 153, thereby realizing real-time monitoring and feedback during the charging process and greatly improving the convenience of the user.

[0067] In an embodiment, on the basis of the above embodiment, the electronic anti-lost device 10 further comprises a voltage stabilizing module. The voltage stabilizing module is electrically connected with the battery 151, and is used for converting the voltage of the signal of the battery 151 to provide the working voltage required by the electronic anti-lost device 10.

[0068] It can be understood that the voltage stabilizing module can be any kind of voltage stabilizing circuit. The voltage stabilizing module can be a voltage stabilizer, an inductor, a capacitor, an adjustable resistor, etc. Exemplarily, the voltage stabilizing module is a voltage stabilizer.

[0069] The electronic anti-lost device of the embodiment is provided with a voltage stabilizing module for voltage conversion of the signal of the battery 151 to supply power for the electronic anti-lost device 10, can ensure the stability of the voltage, protect the circuit of the electronic anti-lost device 10, and further improve the stability of the electronic anti-lost device 10.

[0070] The above merely provides a specific implementation of the present application, but the protection scope of the present application is not limited thereto, any person skilled in the art can easily think of changes or replacements within the technical range disclosed by the present application, which shall be covered within the protection scope of the present application.

Claims

1. An electronic anti-lost device, characterized in that: include: Control module, alarm module, infrared controller, infrared display module and power module, The power module is electrically connected to the control module, the alarm module, the infrared controller and the infrared display module respectively, and the power module is used to supply power to the electronic anti-lost device; The control module is electrically connected to the alarm module, and is used to communicate with the target device after obtaining the connection start signal, and determine the distance between the target device and the electronic anti-lost device. When the distance exceeds a preset distance, the alarm module is triggered to send an alarm signal; The infrared controller is electrically connected to the infrared display module. The infrared controller is used to control the infrared display module to output an infrared signal according to the acquired detection start signal. The infrared signal is used to detect whether a camera device exists.

2. The electronic anti-loss device according to claim 1, characterized in that: The control module includes a communication controller and a positioning unit, and the communication controller is electrically connected to the alarm module and the positioning unit respectively; The communication controller is used to communicate with the target device after obtaining the connection start signal, and determine the distance between the target device and the electronic anti-loss device according to the positioning signal of the positioning unit.

3. The electronic anti-loss device according to claim 2, characterized in that: The positioning unit includes an acceleration sensor, which is electrically connected to the communication controller module.

4. The electronic anti-loss device according to claim 2, characterized in that: The communication controller includes: a Bluetooth control unit, and the Bluetooth control unit is electrically connected to the alarm module and the positioning unit respectively.

5. The electronic anti-loss device according to claim 4, characterized in that: The control module further includes: a Bluetooth switch unit, which is electrically connected to the Bluetooth control unit and is configured to generate the connection start signal when the Bluetooth switch unit is turned on.

6. The electronic anti-loss device according to claim 1, characterized in that: The alarm module includes: a buzzer and a buzzer driving unit, wherein the input end of the buzzer driving unit is electrically connected to the control module, and the output end of the buzzer driving unit is connected to the buzzer; The control module is configured to drive the buzzer to emit an alarm signal through the buzzer driving unit when it is determined that the distance between the target device and the electronic anti-lost device exceeds the preset distance.

7. The electronic anti-loss device according to claim 1, characterized in that: The electronic anti-loss device further includes an infrared switch unit, which is electrically connected to the infrared controller and is configured to generate the detection start signal when turned on.

8. The electronic anti-loss device according to claim 1, characterized in that: The power module includes: a battery and a battery management unit, the input end of the battery management unit is used to connect to an external power supply, the output end of the battery management unit is electrically connected to the input end of the battery, and the battery management unit is used to use the external power supply to charge the battery.

9. The electronic anti-loss device according to claim 8, characterized in that: The power module also includes: a charging indication unit, which is electrically connected to the infrared controller, and the infrared controller is electrically connected to the battery management unit. The infrared controller is also used to indicate the charging status of the battery by controlling the charging indication unit.

10. The electronic anti-loss device according to claim 8, characterized in that: The electronic anti-loss device further includes: a voltage stabilizing module, which is electrically connected to the battery and is used to perform voltage conversion on the signal of the battery to provide the operating voltage required by the electronic anti-loss device.

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