Intelligent vehicle-searching anti-theft module connected with scooter

Abstract

The utility model relates to the technical field of scooters, in particular to an intelligent vehicle searching anti-theft module connected with a scooter. The emergency power supply is characterized by comprising a first power supply conversion unit, a communication unit, a second power supply conversion unit, a control unit and a warning unit, the first power supply conversion unit is adaptively connected with an external power supply and the emergency power supply, the external power supply serves as an input power supply during normal work, and the emergency power supply serves as the input power supply during standby. An input power supply is converted into a first power supply voltage and a second power supply voltage. By adopting the anti-theft module, the traffic cost is avoided, the power consumption is low, the service life of the vehicle battery is long, and the vehicle battery can still be found after being disassembled.

Description

Technical Field

[0001] The utility model relates to the technical field of scooters, in particular to a scooter connected with an intelligent vehicle-finding and anti-theft module. Background Art

[0002] With the continuous development of science and technology, scooters, as a light and convenient means of transportation, are becoming more and more popular. However, the anti-theft and vehicle search issues of scooters have always been the focus of users. The existing technology is to install a SIM card on the scooter for network communication. However, there will be additional traffic fees for SIM cards every year. Moreover, because of real-time networking, the battery will be in a state of continuous slight discharge, which will shorten the battery life and affect the service life of the vehicle; when the battery goes into sleep or is removed by someone, the IoT module will be powered off and will not work. At this time, the owner cannot find the specific information of the vehicle and there is a risk of losing it. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a scooter connected to an intelligent vehicle-finding and anti-theft module. The anti-theft module does not incur traffic charges, has low power consumption, and has a long vehicle battery life. After the vehicle battery is removed, it can still be found.

[0004] In order to solve the above problems, the following technical solutions are provided:

[0005] The utility model of the scooter connected to the intelligent vehicle-finding and anti-theft module has the following characteristics:

[0006] A first power conversion unit, including a backup power supply; the first power conversion unit is adaptively connected to an external power supply and the backup power supply, and in normal operation, the external power supply is used as the input power supply, and in standby mode, the backup power supply is used as the input power supply, and the input power supply is converted into a first power supply voltage and a second power supply voltage;

[0007] a communication unit, adapted to be connected with the first power conversion unit, powered by the second power supply voltage, and used to connect with a nearby host computer, and to generate a wake-up signal Wp when the nearby host computer is a matching host computer; and to send location information to a cloud server through the host computer when the nearby host computer is not a matching host computer;

[0008] a second power conversion unit, adapted to be connected with the first power conversion unit and powered by the first power voltage; the second power conversion unit is adapted to be connected with the communication unit, and when receiving the wake-up signal Wp, converts the first power voltage into a third power voltage and a fourth power voltage; when not receiving the wake-up signal Wp, stops running;

[0009] a control unit connected to the second power conversion unit and powered by the fourth power supply voltage; the control unit is adaptively connected to the first power conversion unit and the communication unit; when in normal operation, the control unit controls the external battery as the input power source; when in standby mode, the control unit generates a warning signal according to the wake-up signal Wp;

[0010] The warning unit is connected to the second power conversion unit and powered by the third power supply. The warning unit is adaptively connected to the control unit and is used to generate a warning according to the warning signal.

[0011] The first power conversion unit includes a chip U1, a chip U2 and a power tube Q1, the external power supply is connected to the source of the power tube Q1, the drain of the power tube Q1 is connected to one end of the resistor R8, the backup power supply is connected to one end of the resistor R9, and the other ends of the resistors R8 and R9 are connected to the VIN pin of the chip U1 through a filtering and shaping circuit; a control circuit is provided between the external power supply and the gate of the power tube Q1, and the control unit generates a control enable 12V_EN to control the power tube Q1 to be turned on or off; the BST pin of the chip U1 is connected to one end of the capacitor C19, and the other end of the capacitor C19 is connected to the SW pin of the chip U1 The SW pin of U1 is connected to one end of the resistor R22, the cathode of the diode D4 and one end of the inductor L1 respectively, the other end of the resistor R22 is connected to one end of the capacitor C47, the other end of the capacitor C47 is grounded, the anode of the diode D4 is grounded, the other end of the inductor L1 forms the first power supply voltage, and the end of the inductor L1 is respectively connected to one end of the capacitor C14, the capacitor C15, the capacitor C16, the capacitor C17 and the capacitor C18, the other ends of the capacitors C14, C15, the capacitor C16, the capacitor C17 and the capacitor C18 are all grounded; the first power supply voltage forms the second power supply voltage through the chip U2.

[0012] The control circuit includes a transistor Q6, the external power supply is connected to one end of a capacitor C4, the other end of the capacitor C4 is respectively connected to the gate of the power tube Q1 and one end of a resistor R9, the other end of the resistor R9 is connected to the collector of the transistor Q6, and the emitter of the transistor Q6 is grounded; a resistor R6 is connected in parallel between the two ends of the capacitor C4; the control enable 12V_EN is connected to one end of a resistor R23, the other end of the resistor R23 is respectively connected to one end of a resistor R24 ​​and the base of the transistor Q6, and the other end of the resistor R24 ​​is grounded.

[0013] The filtering and shaping circuit includes capacitors C10, C11, C12 and C13, one end of which is connected to the VIN pin of the chip U1, and the other end of which is grounded.

[0014] The communication unit contains a Bluetooth chip of model BT829-2.

[0015] The second power conversion unit includes a chip U3 and a chip U7; the first power supply voltage is respectively connected to one end of a capacitor C26, one end of a capacitor C27 and the IN pin of the chip U3, and the other ends of the capacitors C26 and C27 are both grounded; the wake-up signal Wp is connected to one end of a resistor R44, the other end of the resistor R44 is connected to the anode of a diode D15, the cathode of the diode D15 is respectively connected to one end of a resistor R69 and the EN pin of the chip U3, and the other end of the resistor R69 is grounded; the B pin of the chip U3 The ST pin is connected to one end of the capacitor C24, the other end of the capacitor C24 and the SW pin of the chip U3 are connected to one end of the inductor L2, the other end of the inductor L2 forms the third power supply voltage, and this end of the inductor L2 is respectively connected to one end of the resistor R27, the capacitor C29 and the capacitor C32, the other end of the resistor R27 is respectively connected to the FB pin of the chip U3 and one end of the resistor R31, the other ends of the resistor R31, the capacitor C29 and the capacitor C32 are all grounded; the third power supply voltage forms the fourth power supply voltage through the chip U7.

[0016] The warning unit includes a buzzer and an ambient light, and the warning signal includes a signal BEEP and a signal LED_EN; the buzzer generates a buzzing sound when receiving the signal BEEP, and the ambient light generates a light when receiving the signal LED_EN.

[0017] The above solution has the following advantages:

[0018] Since the scooter of the utility model is connected to the intelligent vehicle-finding and anti-theft module, the communication unit is connected to a nearby host computer, and the host computer uploads the location information through the network. The host computer can be a mobile phone, a smart watch or other network-enabled device, and does not need to have the network function, so no additional costs will be incurred. In the non-operating state, only the first power conversion unit and the communication unit are working, and the power consumption is low, which will not affect the life of the vehicle's lithium battery. At the same time, it contains a backup power supply, and after the vehicle's lithium battery is removed, the positioning work and warning work can still be performed, thereby avoiding the problem of being unable to find the vehicle due to power outages after the vehicle battery is removed. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural topology diagram of the scooter connected to the intelligent vehicle-finding and anti-theft module of the utility model;

[0020] Figure 2 It is a circuit diagram of the scooter connected to the first power conversion unit in the intelligent vehicle-finding and anti-theft module of the utility model;

[0021] Figure 3It is a circuit diagram of the scooter of the utility model connected to the second power conversion unit in the intelligent vehicle-finding and anti-theft module;

[0022] Figure 4 It is a circuit diagram of the scooter connected to the control unit in the intelligent vehicle-finding and anti-theft module of the utility model;

[0023] Figure 5 It is a circuit diagram of the scooter connected to the communication unit in the intelligent vehicle-finding and anti-theft module of the utility model;

[0024] Figure 6 It is a circuit diagram of the scooter connected to the buzzer in the intelligent vehicle-finding and anti-theft module of the utility model;

[0025] Figure 7 The utility model is a circuit diagram of a scooter connected to an atmosphere light in an intelligent vehicle-finding and anti-theft module. DETAILED DESCRIPTION

[0026] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0027] like Figure 1 As shown, the scooter connected intelligent vehicle search and anti-theft module of the utility model includes a first power conversion unit containing a backup power supply, a communication unit, a second power conversion unit, a control unit and a warning unit. The first power conversion unit is adapted to be connected with an external power supply and a backup power supply. When working normally, the external power supply is used as the input power supply. When in standby mode, the backup power supply is used as the input power supply, and the input power supply is converted into a first power supply voltage and a second power supply voltage. The first power conversion unit is connected to the communication unit. The communication unit is powered by the second power supply voltage and is connected to a host computer near the communication unit. When the host computer near the communication unit is a matching host computer, a wake-up signal Wp is generated. When the host computer near the communication unit is not a matching host computer, the location information is sent to the cloud server through the host computer. The second power conversion unit is adapted to be connected with the first power conversion unit, and the second power conversion unit is powered by the first power supply voltage. The second power conversion unit is connected to the communication unit, and when the wake-up signal Wp is received, the first power supply voltage is converted into a third power supply voltage and a fourth power supply voltage. When the wake-up signal Wp is not received, the operation stops. The control unit is connected to the second power conversion unit, the control unit is powered by the fourth power supply voltage, the control unit is adaptively connected to the first power conversion unit and the communication unit, and controls the external battery as the input power supply when working normally. When in standby mode, an alarm signal is generated according to the wake-up signal Wp. The alarm unit is connected to the second power conversion unit and powered by the third power supply. The alarm unit is connected to the control unit and is used to generate an alarm according to the alarm signal.

[0028] like Figure 2As shown, the first power conversion unit contains a chip U1 of model JW9563, a chip U2 of model MD8233, and a power tube Q1 of model 10H13, the external power supply is connected to the source of the power tube Q1, the drain of the power tube Q1 is connected to one end of the resistor R8, the standby power supply is connected to one end of the resistor R9, and the other ends of the resistors R8 and R9 are connected to the VIN pin of the chip U1 through a filter shaping circuit. There is a control circuit between the external power supply and the gate of the power tube Q1, and the control unit generates a control enable 12V_EN to control the power tube Q1 to be turned on or off. The control circuit contains a transistor Q6, the external power supply is connected to one end of the capacitor C4, the other end of the capacitor C4 is respectively connected to the gate of the power tube Q1 and one end of the resistor R9, the other end of the resistor R9 is connected to the collector of the transistor Q6, and the emitter of the transistor Q6 is grounded. A resistor R6 is connected in parallel between the two ends of the capacitor C4. The control enable 12V_EN is connected to one end of the resistor R23, and the other end of the resistor R23 is respectively connected to one end of the resistor R24 ​​and the base of the transistor Q6, and the other end of the resistor R24 ​​is grounded. The BST pin of the chip U1 is connected to one end of the capacitor C19, and the other end of the capacitor C19 is connected to the SW pin of the chip U1. The SW pin of the chip U1 is respectively connected to one end of the resistor R22, the cathode of the diode D4 and one end of the inductor L1, the other end of the resistor R22 is connected to one end of the capacitor C47, the other end of the capacitor C47 is grounded, the anode of the diode D4 is grounded, and the other end of the inductor L1 forms a first power supply voltage, and this end of the inductor L1 is respectively connected to one end of the capacitor C14, the capacitor C15, the capacitor C16, the capacitor C17 and the capacitor C18, and the other ends of the capacitors C14, C15, C16, C17 and C18 are all grounded. The first power supply voltage forms a second power supply voltage through the chip U2. The filter shaping circuit contains capacitors C10, C11, C12 and C13. One end of capacitors C10, C11, C12 and C13 are connected to the VIN pin of chip U1, and the other ends of capacitors C10, C11, C12 and C13 are grounded. In this embodiment, the external power supply is the power lithium battery of the scooter, and the backup power supply is the backup lithium battery. The voltage of the backup lithium battery is less than the voltage of the power lithium battery. When the control enable 12V_EN is high, transistor Q6 is turned on, the gate of power tube Q1 is low, and V gsLess than zero, the power tube Q1 is turned on, and the power supply voltage of the power lithium battery enters the backup lithium battery and chip U1 through the power tube Q1 to charge the backup lithium battery. At the same time, a first power supply voltage is generated through chip U1, and the first power supply voltage generates a second power supply voltage through chip U2. When the scooter is in standby mode, the control unit is in standby mode, and the control enable 12V_EN is 0V, that is, a low level. The transistor Q6 is turned off, the power tube Q1 is turned off, and the backup battery generates a first power supply voltage through chip U1, and the first power supply voltage generates a second power supply voltage through chip U2. In this embodiment, the first power supply voltage is a 12V power supply, and the 12V power supply passes through chip U2 to form a second power supply voltage, that is, a 3.3V power supply. The specific circuit is as follows Figure 2 As shown, no further description is given here.

[0029] like Figure 3 As shown, the second power conversion unit includes a chip U3 with a signal of U8310 and a chip U7 with a signal of TX6216. The first power supply voltage is respectively connected to one end of capacitor C26, one end of capacitor C27 and the IN pin of chip U3, and the other ends of capacitor C26 and capacitor C27 are both grounded. The wake-up signal Wp is connected to one end of resistor R44, the other end of resistor R44 is connected to the anode of diode D15, the cathode of diode D15 is respectively connected to one end of resistor R69 and the EN pin of chip U3, and the other end of resistor R69 is grounded. The BST pin of chip U3 is connected to one end of capacitor C24, the other end of capacitor C24 and the SW pin of chip U3 are connected to one end of inductor L2, the other end of inductor L2 forms a third power supply voltage, and the end of inductor L2 is respectively connected to one end of resistor R27, capacitor C29 and capacitor C32, the other end of resistor R27 is respectively connected to the FB pin of chip U3 and one end of resistor R31, the other ends of resistor R31, capacitor C29 and capacitor C32 are all grounded. The third power supply voltage forms a fourth power supply voltage through chip U7, and the specific circuit is as follows Figure 3 In this embodiment, the third power supply voltage is a 5V power supply, and the fourth power supply voltage is VCC33.

[0030] like Figure 4 As shown, the control unit contains a CMS32L015 chip U4 and a peripheral circuit for driving its operation. The specific circuit structure is as follows Figure 4 As shown, no further description is given here.

[0031] like Figure 5 As shown, the communication unit contains a Bluetooth chip U5 of model BT829-2 and a peripheral circuit for driving the Bluetooth chip U5. Figure 5, no further details will be given here. In this embodiment, the host computer can be a smart phone and a smart watch. The host computer needs to turn on Bluetooth and install an APP that matches the scooter. When the host computer moves within the range of the scooter, the communication unit connects to the host computer via Bluetooth, and uploads to the cloud server with the help of the host computer's positioning system. The user can use his own client to view the location of the last upload and determine the location of his vehicle. When the matching host computer is connected to the communication unit, the communication unit will generate a wake-up signal Wp to activate the control unit to generate a warning signal, and the warning unit will issue a warning to attract the user's attention. APP and Bluetooth connection technology belong to the prior art and will not be described here.

[0032] The warning unit contains a buzzer and an ambient light. The circuit structure of the buzzer and the ambient light is as follows: Figure 6 and Figure 7 As shown, no further description is given here, the warning signal includes a signal BEEP and a signal LED_EN. The buzzer receives the signal BEEP to generate a buzzing sound, and the ambient light receives the signal LED_EN to generate light.

[0033] The battery capacity of the scooter itself is limited, and it is not suitable to carry the 4G IoT module with higher power consumption. The communication unit of the utility model consumes about 10ua in standby mode and about 25ua in operation. The power consumption is extremely low, the standby time is longer, and it will not affect the performance and endurance of the vehicle. An additional battery pack can be carried to achieve the function of continuing positioning after unplugging the power. The cost of scooters equipped with Bluetooth modules is lower, and users do not need to pay high traffic fees every year. It does not need the support of 4G signals. It is very small and does not need to occupy the limited space of the scooter itself.

[0034] When in use, the communication unit is powered by the scooter's own battery pack or a backup battery. The communication unit works by connecting to the nearest mobile phone when there is one nearby, and uploading to the cloud server with the help of the positioning system of the nearest mobile phone. The user can use his or her own client to view the location of the last upload and determine the location of his or her vehicle. When the user's mobile phone is close to the vehicle, the communication unit wakes up the control unit to control the buzzer and ambient light to produce sound and light prompts, so that the user can find the scooter immediately.

Claims

1. The scooter is connected to an intelligent vehicle-finding and anti-theft module, which is characterized by: include: A first power conversion unit, including a backup power supply; The first power conversion unit is adaptively connected to the external power supply and the backup power supply. When in normal operation, the external power supply is used as the input power supply, and when in standby mode, the backup power supply is used as the input power supply, and the input power supply is converted into a first power supply voltage and a second power supply voltage; a communication unit, adapted to be connected with the first power conversion unit, powered by the second power supply voltage, and used to connect with a nearby host computer, and to generate a wake-up signal Wp when the nearby host computer is a matching host computer; and to send location information to a cloud server through the host computer when the nearby host computer is not a matching host computer; a second power conversion unit, adapted to be connected to the first power conversion unit and powered by the first power supply voltage; The second power conversion unit is adapted to be connected to the communication unit, and when receiving the wake-up signal Wp, converts the first power voltage into a third power voltage and a fourth power voltage; when not receiving the wake-up signal Wp, stops running; a control unit connected to the second power conversion unit and powered by a fourth power supply voltage, the control unit being adaptively connected to the first power conversion unit and the communication unit, and controlling the external battery as the input power supply when in normal operation; and generating a warning signal according to the wake-up signal Wp when in standby mode; The warning unit is connected to the second power conversion unit and powered by the third power supply. The warning unit is adaptively connected to the control unit and is used to generate a warning according to the warning signal.

2. The scooter connected intelligent vehicle search and anti-theft module as claimed in claim 1, characterized in that: The first power conversion unit includes a chip U1, a chip U2 and a power tube Q1, the external power supply is connected to the source of the power tube Q1, the drain of the power tube Q1 is connected to one end of the resistor R8, the backup power supply is connected to one end of the resistor R9, and the other ends of the resistors R8 and R9 are connected to the VIN pin of the chip U1 through a filtering and shaping circuit; a control circuit is provided between the external power supply and the gate of the power tube Q1, and the control unit generates a control enable 12V_EN to control the power tube Q1 to be turned on or off; the BST pin of the chip U1 is connected to one end of the capacitor C19, and the other end of the capacitor C19 is connected to the SW pin of the chip U1. The SW pin of U1 is respectively connected to one end of the resistor R22, the cathode of the diode D4 and one end of the inductor L1, the other end of the resistor R22 is connected to one end of the capacitor C47, the other end of the capacitor C47 is grounded, the anode of the diode D4 is grounded, the other end of the inductor L1 forms the first power supply voltage, and the end of the inductor L1 is respectively connected to one end of the capacitor C14, the capacitor C15, the capacitor C16, the capacitor C17 and the capacitor C18, and the other ends of the capacitors C14, C15, C16, the capacitor C17 and the capacitor C18 are all grounded; the first power supply voltage forms the second power supply voltage through the chip U2.

3. The scooter connected intelligent vehicle search and anti-theft module as claimed in claim 2, characterized in that: The control circuit includes a transistor Q6, the external power supply is connected to one end of a capacitor C4, the other end of the capacitor C4 is respectively connected to the gate of the power tube Q1 and one end of a resistor R9, the other end of the resistor R9 is connected to the collector of the transistor Q6, and the emitter of the transistor Q6 is grounded; a resistor R6 is connected in parallel between the two ends of the capacitor C4; the control enable 12V_EN is connected to one end of a resistor R23, the other end of the resistor R23 is respectively connected to one end of a resistor R24 ​​and the base of the transistor Q6, and the other end of the resistor R24 ​​is grounded.

4. The scooter connected intelligent vehicle search and anti-theft module as claimed in claim 2, characterized in that: The filtering and shaping circuit includes capacitors C10, C11, C12 and C13, one end of which is connected to the VIN pin of the chip U1, and the other end of which is grounded.

5. The scooter connected intelligent vehicle search and anti-theft module as claimed in claim 1, characterized in that: The communication unit contains a Bluetooth chip of model BT829-2.

6. The scooter connected intelligent vehicle search and anti-theft module as claimed in claim 1, characterized in that: The second power conversion unit includes a chip U3 and a chip U7; the first power supply voltage is respectively connected to one end of a capacitor C26, one end of a capacitor C27 and the IN pin of the chip U3, and the other ends of the capacitors C26 and C27 are both grounded; the wake-up signal Wp is connected to one end of a resistor R44, the other end of the resistor R44 is connected to the anode of a diode D15, the cathode of the diode D15 is respectively connected to one end of a resistor R69 and the EN pin of the chip U3, and the other end of the resistor R69 is grounded; the B pin of the chip U3 The ST pin is connected to one end of the capacitor C24, the other end of the capacitor C24 and the SW pin of the chip U3 are connected to one end of the inductor L2, the other end of the inductor L2 forms the third power supply voltage, and this end of the inductor L2 is respectively connected to one end of the resistor R27, the capacitor C29 and the capacitor C32, the other end of the resistor R27 is respectively connected to the FB pin of the chip U3 and one end of the resistor R31, the other ends of the resistor R31, the capacitor C29 and the capacitor C32 are all grounded; the third power supply voltage forms the fourth power supply voltage through the chip U7.

7. The scooter connected intelligent vehicle search and anti-theft module as claimed in claim 1, characterized in that: The warning unit includes a buzzer and an ambient light, and the warning signal includes a signal BEEP and a signal LED_EN; the buzzer generates a buzzing sound when receiving the signal BEEP, and the ambient light generates a light when receiving the signal LED_EN.

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