Anti-loss method and anti-loss device

Abstract

The invention discloses an anti-loss method and anti-loss equipment, and the method comprises the steps: turning on a power switch of the anti-loss equipment, enabling a Bluetooth module in the anti-loss equipment to work, and carrying out the pairing with the Bluetooth of a bracelet; if the pairing is successful, selecting the connection distance between the bracelet Bluetooth and the anti-lost equipment according to actual requirements through a change-over switch on the anti-lost equipment; or the connection distance between the bracelet and the anti-loss equipment is adjusted through the bracelet; the bracelet detects the distance between the bracelet and the anti-loss equipment in real time; when the distance exceeds the Bluetooth sensing distance range, Bluetooth communication is disconnected, and a buzzer in the anti-loss equipment buzzes to give an alarm; the anti-loss device comprises a shell, a control panel and a lithium battery, the control panel and the lithium battery are installed in the shell, a Bluetooth module and a power management module are arranged on the control panel, and the power management module is electrically connected with the Bluetooth module and the battery. According to the invention, an owner can be reminded of article position information in time, so that the owner can immediately know and find the article after the anti-loss equipment leaves the Bluetooth sensing range.

Description

Technical Field

[0001] The present invention relates to the field of anti-theft and anti-loss, and in particular to an anti-loss method and an anti-loss device. Background Art

[0002] At present, people's pace of life is getting faster and faster, and the fast pace of life makes it easier for items to be lost. But no matter what the lost item is, since the item itself has a certain value and the item itself may also store important information, therefore, the loss or theft of the item often brings great trouble to the owner of the item. If the item that stores customer information is lost, it is very likely to disrupt the work progress of the owner of the item, and it is also very likely that the customer corresponding to the customer information will be lost directly, thus causing great losses to the owner of the item. Summary of the invention

[0003] The purpose of the present invention is to solve the shortcomings of the prior art and to propose an anti-loss method and anti-loss device.

[0004] In order to achieve the above object, the present invention adopts the following technical solutions: A method for preventing loss, comprising the following steps: Step S1, turn on the power switch of the anti-loss device, the Bluetooth module inside the anti-loss device works, and pairs with the Bluetooth of the wristband; Step S2, the anti-loss device is paired with the Bluetooth bracelet successfully, and the connection distance between the Bluetooth bracelet and the anti-loss device is selected according to actual needs through the switch on the anti-loss device; or the connection distance between the bracelet and the anti-loss device is adjusted through the bracelet; Step S3, the anti-loss device is activated and placed inside the item; the wristband detects the distance between the wristband and the anti-loss device in real time; Step S4: When the distance exceeds the Bluetooth sensing distance range, the Bluetooth communication is disconnected and the buzzer in the anti-loss device sounds an alarm.

[0005] Preferably, the anti-loss device has a built-in Bluetooth module, and the Bluetooth module automatically matches and connects with the Bluetooth of the bracelet within the Bluetooth sensing distance range.

[0006] Preferably, the switching switch is a normally open switch, and after the power switch of the anti-loss device is turned on, the switching switch is in an on state.

[0007] A loss prevention device comprises a shell, a control panel and a lithium battery installed in the shell, wherein the lithium battery is electrically connected to the control panel; a Bluetooth module and a power management module are arranged on the control panel, and the power management module is electrically connected to the Bluetooth module and the battery respectively.

[0008] Preferably, a power switch and a switching switch are provided on the housing, and both the power switch and the switching switch are electrically connected to the control board.

[0009] Preferably, a connection indicator LED light and a plurality of power display LED lights are also provided on the shell, and the connection indicator LED light and the plurality of power display LED lights are electrically connected to the control board.

[0010] Preferably, a Type-c charging interface is provided on the control board, and the Type-c charging interface is exposed on the outside of the shell.

[0011] Preferably, the power management module includes a lithium battery charging management circuit, a Type-c charging, charging detection circuit and a buzzer circuit, and the Bluetooth module includes a Bluetooth master control IC, a Bluetooth power supply LDO circuit and a Bluetooth radio frequency antenna; the Type-c charging and charging detection circuit are respectively connected to the lithium battery charging management circuit, the Bluetooth power supply LDO circuit and the Bluetooth master control IC, and the Bluetooth power supply LDO circuit is connected to the buzzer circuit; the Bluetooth radio frequency antenna is connected to the Bluetooth master control IC.

[0012] Preferably, the control panel also includes a power display, charging display LED circuit and a Bluetooth connection indication LED circuit; one end of the power display, charging display LED circuit is connected to the power display LED light, and the other end of the power display, charging display LED circuit is connected to the Bluetooth main control IC; one end of the Bluetooth connection indication LED circuit is connected to the connection indication LED light, and the other end of the Bluetooth connection indication LED circuit is connected to the Bluetooth main control IC.

[0013] Preferably, the control board also includes a gear switching circuit and a voltage ADC sampling circuit, one end of the gear switching circuit is connected to the switching switch, and the other end of the gear switching circuit is connected to the Bluetooth main control IC; one end of the voltage ADC sampling circuit is connected to the lithium battery charging management circuit, and the other end of the voltage ADC sampling circuit is connected to the Bluetooth main control IC.

[0014] Compared with the prior art, the present invention has the following beneficial effects: The present invention designs an anti-loss method and an anti-loss device. When the power switch of the anti-loss device is turned on, a Bluetooth module inside the anti-loss device starts working and is paired with a wristband Bluetooth. When the pairing is successful, a connection distance between the wristband Bluetooth and the anti-loss device is selected according to actual needs through a switch on the anti-loss device. The wristband detects the distance between the wristband and the anti-loss device in real time. When the distance exceeds the Bluetooth sensing distance range, the Bluetooth communication is disconnected, and a buzzer in the anti-loss device sounds an alarm. The present invention can timely remind the owner of the location information of the item, so that after the anti-loss device leaves the Bluetooth sensing range, the owner can immediately know and retrieve the item. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which: Figure 1 This is a schematic diagram of the anti-loss method flow chart proposed by the present invention; Figure 2 This is a schematic diagram of the structure of the anti-loss device proposed by the present invention; Figure 3 This is a functional block diagram of the anti-loss device proposed by the present invention; Figure 4 This is a lithium battery charging management circuit diagram proposed by the present invention; Figure 5 This is the Type-c charging and charging detection circuit diagram proposed by the present invention; Figure 6 This is the Bluetooth connection indication LED circuit diagram proposed by the present invention; Figure 7 A schematic diagram of a portion of the buzzer circuit proposed by the present invention; Figure 8 Another schematic diagram of a buzzer circuit proposed by the present invention; Fig. 9 This is the Bluetooth power supply LDO circuit diagram proposed by the present invention; Fig.10 This is a schematic diagram of the Bluetooth master control IC proposed by the present invention; Fig.11 The gear switching circuit diagram proposed by the present invention; Fig.12 This is the LED circuit diagram for power display and charging display proposed by the present invention; Fig.13 This is a voltage ADC sampling circuit diagram proposed by the present invention.

[0016] Legend: 1. Shell, 2. Power switch, 3. Toggle switch, 4. Connection indicator LED light, 5. Power display LED light, 6. Type-c charging port. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0018] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present invention. In addition, the features defined as "first", "second", and "third" may explicitly or implicitly include one or more of the features. In the description of the present invention, unless otherwise specified, "multiple" means two or more; in addition, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be a communication between the two elements. For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0019] Reference Figures 1 to 13 As shown, an anti-loss method includes the following steps: step S1, turning on the power switch of the anti-loss device, the Bluetooth module inside the anti-loss device works, and is paired with the Bluetooth of a wristband; step S2, the anti-loss device is successfully paired with the Bluetooth of the wristband, and the connection distance between the Bluetooth of the wristband and the anti-loss device is selected according to actual needs through the switching switch on the anti-loss device; or the connection distance between the wristband and the anti-loss device is adjusted through the wristband; step S3, the anti-loss device is started, and the anti-loss device is placed in the item; the wristband detects the distance between the wristband and the anti-loss device in real time; step S4, when the distance exceeds the Bluetooth sensing distance range, the Bluetooth communication is disconnected, and the buzzer in the anti-loss device sounds an alarm.

[0020] Among them, the anti-loss device has a built-in Bluetooth module, which automatically matches and connects with the bracelet Bluetooth within the Bluetooth sensing distance; the toggle switch is a normally open switch, and after the power switch of the anti-loss device is turned on, the toggle switch is in the on state.

[0021] An anti-loss device includes a housing 1 and a control board and a lithium battery installed in the housing 1, wherein the lithium battery is electrically connected to the control board; a Bluetooth module and a power management module are arranged on the control board, and the power management module is electrically connected to the Bluetooth module and the battery respectively.

[0022] The power management module includes a lithium battery charging management circuit, a Type-c charging, charging detection circuit and a buzzer circuit, and the Bluetooth module includes a Bluetooth main control IC, a Bluetooth power supply LDO circuit and a Bluetooth radio frequency antenna; the Type-c charging and charging detection circuits are respectively connected to the lithium battery charging management circuit, the Bluetooth power supply LDO circuit and the Bluetooth main control IC, and the Bluetooth power supply LDO circuit is connected to the buzzer circuit; the Bluetooth radio frequency antenna is connected to the Bluetooth main control IC. A Type-c charging interface 6 is provided on the control board, and the Type-c charging interface 6 is exposed on the outside of the housing 1; the lithium battery is charged by connecting an external power source through the Type-c interface.

[0023] The shell 1 is also provided with a connection indicator LED light 4 and several power display LED lights 5, which are electrically connected to the control board; the connection indicator LED light displays the Bluetooth connection status, and the power display LED light displays the power and charging power. The control board also includes a power display, a charging display LED circuit and a Bluetooth connection indication LED circuit; one end of the power display and charging display LED circuit is connected to the power display LED light 5, and the other end of the power display and charging display LED circuit is connected to the Bluetooth main control IC; the power display LED light 5 includes four LED lights, and different numbers of flashing lights represent different power levels. The charging light flashes at intervals of 1s, and other lights are not lit by default. When charging, four lights flash at the same time when the power is 83%-100%, three lights flash at the same time when the power is 57%-82%, two lights flash at the same time when the power is 31%-56%, and one light flashes and a red light flashes below 30%; when it is detected that the anti-lost device is connected to the data cable for charging, the three green lights are on in a cycle, and the interval between the lights is 1s; one end of the Bluetooth connection indication LED circuit is connected to the connection indication LED light 4, and the other end of the Bluetooth connection indication LED circuit is connected to the Bluetooth main control IC. The anti-lost device is connected to the bracelet Bluetooth, and the connection indication LED light 4 is long on, in the pairing state, and flashes for 1s when not connected.

[0024] A power switch 2 and a switching switch 3 are provided on the shell, and both the power switch 2 and the switching switch 3 are electrically connected to the control board; the anti-lost device is turned on and off by the power switch, and the switching switch switches the Bluetooth main control IC and the Bluetooth connection distance of the bracelet. The control board also includes a gear switching circuit and a voltage ADC sampling circuit, one end of the gear switching circuit is connected to the switching switch 3, and the other end of the gear switching circuit is connected to the Bluetooth main control IC; the switching switch is divided into a short-distance mode (3.9m) and a long-distance mode (10m). In the short-distance mode, the PC4 pin on the Bluetooth main control IC outputs a low level, the default light is off, and a dithering process is performed, with 5-8 dithers; in the long-distance mode, the PC4 pin on the Bluetooth main control IC outputs a high level, stays on for 3s, and a dithering process is performed, with 5-8 dithers; when switching from long distance to short distance, pressing the switch immediately turns off the light and switches to short distance, and sends instructions to the bracelet; one end of the voltage ADC sampling circuit is connected to the lithium battery charging management circuit, and the other end of the voltage ADC sampling circuit is connected to the Bluetooth main control IC; the voltage ADC sampling circuit detects the voltage and power of the lithium battery charging management circuit.

[0025] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "illustrative embodiments", "examples", "specific examples", or "some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner.

[0026] The above are only preferred specific implementation modes of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical solutions and inventive concepts of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A method for preventing loss, characterized in that: The following steps are involved: Step S1, turn on the power switch of the anti-loss device, the Bluetooth module inside the anti-loss device works, and pairs with the Bluetooth of the wristband; Step S2, the anti-loss device is paired with the Bluetooth bracelet successfully, and the connection distance between the Bluetooth bracelet and the anti-loss device is selected according to actual needs through the switch on the anti-loss device; or the connection distance between the bracelet and the anti-loss device is adjusted through the bracelet; Step S3, the anti-loss device is activated and placed inside the item; the wristband detects the distance between the wristband and the anti-loss device in real time; Step S4: When the distance exceeds the Bluetooth sensing distance range, the Bluetooth communication is disconnected and the buzzer in the anti-loss device sounds an alarm.

2. The anti-loss method according to claim 1, characterized in that: The anti-loss device has a built-in Bluetooth module, and the Bluetooth module automatically matches and connects with the bracelet Bluetooth within the Bluetooth sensing distance range.

3. A method for preventing loss according to claim 2, characterized in that: The switching switch is a normally open switch. After the power switch of the anti-loss device is turned on, the switching switch is in the on state.

4. An anti-loss device, characterized in that: include: A shell and a control board and a lithium battery installed in the shell, wherein the lithium battery is electrically connected to the control board; a Bluetooth module and a power management module are arranged on the control board, and the power management module is electrically connected to the Bluetooth module and the battery respectively.

5. An anti-loss device according to claim 4, characterized in that: A power switch and a switching switch are arranged on the shell, and both the power switch and the switching switch are electrically connected to the control board.

6. An anti-loss device according to claim 5, characterized in that: The shell is also provided with a connection indicator LED light and a plurality of power display LED lights, and the connection indicator LED light and the plurality of power display LED lights are electrically connected to the control board.

7. An anti-loss device according to claim 6, characterized in that: The control board is provided with a Type-c charging interface, and the Type-c charging interface is exposed on the outside of the shell.

8. An anti-loss device according to claim 7, characterized in that: The power management module includes a lithium battery charging management circuit, a Type-c charging, charging detection circuit and a buzzer circuit, and the Bluetooth module includes a Bluetooth main control IC, a Bluetooth power supply LDO circuit and a Bluetooth radio frequency antenna; the Type-c charging and charging detection circuit are respectively connected to the lithium battery charging management circuit, the Bluetooth power supply LDO circuit and the Bluetooth main control IC, and the Bluetooth power supply LDO circuit is connected to the buzzer circuit; the Bluetooth radio frequency antenna is connected to the Bluetooth main control IC.

9. An anti-loss device according to claim 8, characterized in that: The control panel also includes a power display and charging display LED circuit and a Bluetooth connection indication LED circuit; one end of the power display and charging display LED circuit is connected to the power display LED light, and the other end of the power display and charging display LED circuit is connected to the Bluetooth main control IC; one end of the Bluetooth connection indication LED circuit is connected to the connection indication LED light, and the other end of the Bluetooth connection indication LED circuit is connected to the Bluetooth main control IC.

10. An anti-loss device according to claim 8, characterized in that: The control board also includes a gear switching circuit and a voltage ADC sampling circuit, one end of the gear switching circuit is connected to the switching switch, and the other end of the gear switching circuit is connected to the Bluetooth main control IC; one end of the voltage ADC sampling circuit is connected to the lithium battery charging management circuit, and the other end of the voltage ADC sampling circuit is connected to the Bluetooth main control IC.

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