Food delivery vehicle monitoring system and method

By monitoring the helmet wearing of delivery personnel and the vehicle's movement status in real time through the food delivery vehicle monitoring system, the safety hazards of delivery personnel have been resolved, safety early warnings have been provided, and safety risks have been reduced.

CN114694086BActive Publication Date: 2025-10-28CHONGQING CHENGTOU GOLD CARD INFORMATION IND GP CO LTD +1
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Patent Information

Application Number
CN202111582985.X
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2021-12-22
Publication Date
2025-10-28
Estimated Expiration
2041-12-22

AI Technical Summary

Technical Problem

There is a lack of effective supervision over the safety hazards caused by delivery personnel not wearing helmets and riding in violation of regulations.

Method used

The system designs a food delivery vehicle monitoring system, including an onboard monitoring unit, a helmet wearing monitoring unit, a remote monitoring unit, and a smart mobile terminal. It provides early warnings of violations by monitoring the helmet wearing status of delivery personnel and the vehicle's movement status in real time.

Benefits of technology

It enables accurate real-time monitoring of delivery personnel not wearing helmets and riding in violation of regulations, ensuring the safety of delivery personnel and others, and reducing safety risks.

✦ Generated by Eureka AI based on patent content.

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Patent Text Reader

Abstract

This invention provides a food delivery vehicle monitoring system and method. The system employs an onboard monitoring unit, a helmet-wearing monitoring unit, a smart mobile terminal, and a remote monitoring unit in conjunction. In the initial login phase, the smart mobile terminal performs login matching, and then the onboard monitoring unit sends corresponding activation information to ensure the entire system is in an effective state. During the delivery personnel's work, the system monitors their process, including their route, whether they are driving on sidewalks, whether they are running red lights, and whether they are driving against traffic, thereby effectively monitoring the delivery vehicles, avoiding serious safety hazards, and ensuring the safety of delivery personnel and others.
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Description

Technical Field

[0001] This invention relates to a vehicle monitoring system and method, and more particularly to a food delivery vehicle monitoring system and method. Background Art

[0002] With the fast pace of life, the food delivery industry has developed rapidly. While food delivery has provided great convenience, the delivery vehicles used by delivery personnel are generally two-wheeled, including electric bikes and motorcycles. These vehicles are convenient to use and park, but they also pose significant safety hazards. Firstly, there are safety risks for the delivery personnel themselves, as riding without helmets poses a serious threat to their personal safety. More importantly, due to the time constraints of food delivery, delivery personnel often violate traffic regulations to reach customers quickly, including riding against traffic, on sidewalks, and running red lights. These violations seriously affect the safety of others. Although these safety hazards have gradually become a common awareness, there is currently no effective means to regulate them.

[0003] Therefore, in order to solve the above-mentioned technical problems, it is urgent to propose a new technical approach. Summary of the Invention

[0004] In view of this, the purpose of the present invention is to provide a food delivery vehicle monitoring system and method, which can effectively and accurately monitor and provide timely warnings for food delivery personnel not wearing helmets and riding in violation of regulations, thereby effectively ensuring the safety of food delivery personnel and others and reducing safety risks.

[0005] The present invention provides a food delivery vehicle monitoring system, including an on-board monitoring unit, a helmet wearing monitoring unit, a remote monitoring unit, and a smart mobile terminal;

[0006] The intelligent mobile terminal is connected to the remote monitoring unit and is used to obtain the real-time order acceptance information and real-time location information of the food delivery personnel and send them to the remote monitoring unit.

[0007] The helmet wearing monitoring unit is used to collect the helmet wearing status of delivery personnel and send it to the vehicle monitoring unit;

[0008] The vehicle-mounted monitoring unit is communicatively connected to the remote monitoring unit and is used to obtain the driving status of the delivery vehicle and send the driving status of the delivery vehicle and the helmet wearing status to the remote monitoring unit.

[0009] The remote monitoring unit is used to acquire information on helmet wearing status and vehicle movement status, and to make judgments, process data, and issue warnings for violations.

[0010] Furthermore, the vehicle monitoring unit includes a vehicle controller, a vehicle speed sensor, a monitoring controller, a positioning module, a vehicle camera, a fingerprint collector, and a first power supply module;

[0011] The vehicle controller is communicatively connected to the monitoring controller. The vehicle speed sensor is connected to both the vehicle controller and the monitoring controller. The positioning module is connected to the monitoring controller. The vehicle camera and fingerprint collector are connected to the detection controller. The first power supply module supplies power to the monitoring controller, the positioning module, the vehicle camera, the fingerprint collector, and the vehicle speed sensor.

[0012] Furthermore, the first power supply module includes a detection and control module, a first lithium battery, a first battery management circuit, and a voltage regulator module;

[0013] The first input terminal of the detection and control module is connected to the vehicle battery, the output terminal of the detection and control module is connected to the input terminal of the voltage regulator module, and the output terminal of the voltage regulator module supplies power to the electrical components.

[0014] The positive terminal of the first lithium battery is connected to the second input terminal of the detection and control module, the first battery management circuit is connected to the input terminal of the detection module, and the output terminal of the first battery management circuit is connected to the positive terminal of the first lithium battery.

[0015] Furthermore, the detection and control module includes resistors R1, R2, R3, diode D1, comparator U1, resistors R4, R5, R6, R7, R8, R9, transistors Q1, Q3, Q4, and PMOS transistor Q2.

[0016] The anode of diode D1 serves as the first input terminal of the detection control circuit, and the cathode of diode D1 serves as the output terminal of the detection control circuit. The anode of diode D1 is connected to one end of resistor R2 through resistor R1, and the other end of resistor R2 is grounded through resistor R3. The common connection point of resistors R1 and R2 is connected to the non-inverting input of comparator U1, and the common connection point of resistors R2 and R3 is connected to the inverting input of comparator U1. The output terminal of comparator U1 is connected to the base of transistor Q1 through resistor R4. The collector of transistor Q1 is connected to the detection input terminal of the monitoring controller. The base of transistor Q1 is grounded through resistor R5, and the emitter of transistor Q1 is grounded.

[0017] The source of PMOS transistor Q2 serves as the second input terminal of the detection and control circuit. The drain of PMOS transistor Q2 is connected to the negative terminal of diode D1. The source of PMOS transistor Q2 is connected to the gate of PMOS transistor Q2 through resistor R7. The gate of PMOS transistor Q2 is connected to the collector of transistor Q3 through resistor R8. The emitter of transistor Q3 is grounded. The base of transistor Q3 is connected to the collector of transistor Q4 through resistor R9. The emitter of transistor Q4 is connected to the source of PMOS transistor Q2 through resistor R6. The base of transistor Q4 is connected to the output terminal of comparator U1 through resistor R11.

[0018] Furthermore, the helmet wearing monitoring unit includes a helmet controller, a Bluetooth module, a pressure sensor, a gyroscope, and a second power supply module;

[0019] The helmet controller communicates with the monitoring controller via a Bluetooth module. The pressure sensor and gyroscope are connected to the helmet controller. The second power supply module supplies power to the helmet controller, Bluetooth module, pressure sensor, and gyroscope.

[0020] Furthermore, the second power supply module includes a second battery management circuit, a second lithium battery, a first connecting contact, a second connecting contact, and a voltage regulator circuit;

[0021] The input terminal of the second battery management circuit is provided with a charging interface, the output terminal of the second battery management circuit is connected to the positive terminal of the second lithium battery, the positive terminal of the second lithium battery is connected to the first contact point, the second contact point is connected to the input terminal of the voltage regulator circuit, and the output terminal of the voltage regulator circuit supplies power to the outside.

[0022] The first contact point is located inside the helmet buckle and connected to the positive terminal of the second lithium battery via a wire. The second contact point is located in the helmet buckle and connected to the input terminal of the voltage regulator circuit via a wire.

[0023] Furthermore, the remote monitoring unit includes a platform server, a touch screen display, and an audible and visual alarm;

[0024] The platform server is connected to the vehicle monitoring unit via a mobile communication module, the platform server is connected to a touch display, and the platform server is connected to an audible and visual alarm.

[0025] Accordingly, the present invention also provides a method for monitoring food delivery vehicles based on the above system, comprising the following steps:

[0026] S1. The platform server obtains the login information of the smart mobile terminal and determines whether the login is successful. If so, proceed to step S2; otherwise, end.

[0027] S2. The platform server sends an activation information acquisition command to the vehicle monitoring unit. If the vehicle monitoring unit does not return activation information, the process ends; otherwise, proceed to step S3.

[0028] S3. The platform server obtains real-time monitoring information sent by the vehicle unit and determines whether the delivery personnel have any violations. If so, it issues an early warning, records the violation information of the delivery personnel, and sends a notification to the smart mobile terminal.

[0029] Furthermore, the login information includes the delivery person's identity information and the vehicle's identification information;

[0030] The identity information includes the login account, login password, and real-time verification code;

[0031] The vehicle identification information includes the license plate number and the vehicle identification number.

[0032] Furthermore, the activation information includes the delivery person's fingerprint information and the vehicle's internal identification number.

[0033] The beneficial effects of this invention are: This invention can effectively and accurately monitor and provide timely warnings for delivery personnel not wearing helmets and riding in violation of regulations, thereby effectively ensuring the safety of delivery personnel and others and reducing safety risks. Attached Figure Description

[0034] The present invention will be further described below with reference to the accompanying drawings and embodiments:

[0035] Figure 1 This is a schematic diagram of the structure of the present invention.

[0036] Figure 2 This is a schematic diagram of a specific embodiment of the present invention.

[0037] Figure 3 This is a circuit diagram of the detection and control module of the present invention. Detailed Implementation

[0038] The present invention will be further described in detail below with reference to the accompanying drawings:

[0039] This invention provides a food delivery vehicle monitoring system and method, comprising an on-board monitoring unit, a helmet wearing monitoring unit, a remote monitoring unit, and a smart mobile terminal;

[0040] The intelligent mobile terminal is connected to the remote monitoring unit and is used to obtain the real-time order acceptance information and real-time location information of the food delivery personnel and send them to the remote monitoring unit; the intelligent mobile terminal uses an existing smartphone.

[0041] The helmet wearing monitoring unit is used to collect the helmet wearing status of delivery personnel and send it to the vehicle monitoring unit;

[0042] The vehicle-mounted monitoring unit is communicatively connected to the remote monitoring unit and is used to obtain the driving status of the delivery vehicle and send the driving status of the delivery vehicle and the helmet wearing status to the remote monitoring unit.

[0043] The remote monitoring unit is used to acquire and process information on helmet wearing status and vehicle movement status, as well as to issue warnings for violations. Through this structure, it is possible to effectively and accurately monitor delivery personnel for not wearing helmets and for violating riding regulations, and to issue timely warnings, thereby effectively ensuring the safety of delivery personnel and others and reducing safety risks.

[0044] In this embodiment, the vehicle monitoring unit includes a vehicle controller, a vehicle speed sensor, a monitoring controller, a positioning module, a vehicle camera, a fingerprint collector, and a first power supply module; the positioning module adopts an existing GPS positioning module.

[0045] The vehicle controller is communicatively connected to the monitoring controller. The vehicle speed sensor is connected to both the vehicle controller and the monitoring controller. The positioning module is connected to the monitoring controller. The vehicle camera and fingerprint collector are connected to the monitoring controller. The first power supply module supplies power to the monitoring controller, positioning module, vehicle camera, fingerprint collector, and vehicle speed sensor. The vehicle speed sensor uses an existing speed sensor to detect the rotational speed of the vehicle's wheel hubs. The controller then calculates the final vehicle speed. The vehicle speed information output by the sensor is input to both the monitoring controller and the vehicle controller. The vehicle controller performs corresponding control and prompts based on the speed information, such as displaying the speed. The monitoring controller obtains relevant vehicle start and driving information from the vehicle controller and sends it to the remote monitoring unit. The positioning module obtains the vehicle's location information in real time. The vehicle camera is used to capture the vehicle's driving path. The system monitors vehicle movement to detect whether it is driving in the wrong direction, on a pedestrian crossing, or running a red light. The data is then sent from the monitoring controller to the remote monitoring unit. A fingerprint scanner activates the entire system. This means that after a delivery person successfully logs in via a smart mobile terminal, they must input their fingerprint into the monitoring controller. The controller then inputs the fingerprint and vehicle identification information into the remote monitoring unit. The remote monitoring unit compares the fingerprint and vehicle identification information with preset information to determine if a match is found. If a match is found, the remote monitoring unit sends a delivery task to the smart mobile terminal; otherwise, delivery is not performed. The monitoring controller, positioning module, vehicle camera, fingerprint scanner, and first power supply module are housed in a sealed mounting box (existing technology) to prevent delivery personnel from disassembling these devices without authorization, thus failing to achieve the monitoring purpose.

[0046] In this embodiment, the first power supply module includes a detection and control module, a first lithium battery, a first battery management circuit, and a voltage regulator module;

[0047] The first input terminal of the detection and control module is connected to the vehicle battery, the output terminal of the detection and control module is connected to the input terminal of the voltage regulator module, and the output terminal of the voltage regulator module supplies power to the electrical components.

[0048] The positive terminal of the first lithium battery is connected to the second input terminal of the detection and control module. The first battery management circuit is connected to the input terminal of the detection module, and the output terminal of the first battery management circuit is connected to the positive terminal of the first lithium battery. The voltage regulator module uses existing voltage regulator circuits, and multiple voltage regulator circuits are set according to the rated voltage of different electrical devices. For example, if the monitoring controller uses 5V power supply, then the voltage regulator module is equipped with an LM7805 voltage regulator chip. If the fingerprint collector uses 9V power supply, then the voltage regulator circuit is also equipped with a 9V voltage regulator chip. Of course, the voltage regulator chips are connected sequentially from high voltage to low voltage. For example, there are three voltage regulator circuits: 12V, 9V, and 5V. The output terminal of 12V is connected to the input terminal of 9V, and the output terminal of 9V is connected to the input terminal of 5V.

[0049] Specifically: the detection control module includes resistors R1, R2, R3, diode D1, comparator U1, resistors R4, R5, R6, R7, R8, R9, transistors Q1, Q3, Q4, and PMOS transistor Q2.

[0050] The anode of diode D1 serves as the first input terminal of the detection control circuit, and the cathode of diode D1 serves as the output terminal of the detection control circuit. The anode of diode D1 is connected to one end of resistor R2 through resistor R1, and the other end of resistor R2 is grounded through resistor R3. The common connection point of resistors R1 and R2 is connected to the non-inverting input of comparator U1, and the common connection point of resistors R2 and R3 is connected to the inverting input of comparator U1. The output terminal of comparator U1 is connected to the base of transistor Q1 through resistor R4. The collector of transistor Q1 is connected to the detection input terminal of the monitoring controller. The base of transistor Q1 is grounded through resistor R5, and the emitter of transistor Q1 is grounded.

[0051] The source of PMOS transistor Q2 serves as the second input terminal of the detection and control circuit. The drain of PMOS transistor Q2 is connected to the negative terminal of diode D1. The source of PMOS transistor Q2 is connected to the gate of PMOS transistor Q2 through resistor R7. The gate of PMOS transistor Q2 is connected to the collector of transistor Q3 through resistor R8. The emitter of transistor Q3 is grounded. The base of transistor Q3 is connected to the collector of transistor Q4 through resistor R9. The emitter of transistor Q4 is connected to the source of PMOS transistor Q2 through resistor R6. The base of transistor Q4 is connected to the output of comparator U1 via resistor R11. In this circuit, diode D1 forms a main power supply loop for power supply, and comparator U1 forms a detection circuit to determine whether the voltage at the non-inverting input is always greater than the voltage at the inverting input. If so, comparator U1 outputs a high level, transistor Q1 conducts, and the pin connected to the collector of transistor Q1 is set to a low level, indicating normal power supply. At this time, transistors Q4, Q3, and PMOS transistor Q2 are all cut off. If the input of diode D1 is de-energized, there are two possibilities: human error or a fault, such as a broken wire or loose connection. In this case, the inverting and non-inverting inputs of comparator U1 will have no input, resulting in a low-level output from the comparator. Transistor Q1 will be cut off, and the pin corresponding to transistor Q1 in the monitoring controller will be set to a high level. Simultaneously, transistors Q4, Q3, and PMOS transistor Q2 will be turned on, powered by the lithium battery. The monitoring controller will send a power outage fault message to the remote monitoring unit, including a power outage fault warning and real-time location changes. If the vehicle is still in motion and the smart mobile terminal is still logged in, the remote monitoring unit will send a fault warning to the smart mobile terminal and inform it to go to the designated location for repair. If the designated location is not reached within the set time (the set time is determined by the distance between the current delivery person's location and the designated location and the minimum allowed average speed), it will be determined that the current delivery person may have tampered with the device, and the account associated with the smart mobile terminal will be logged out and recorded.

[0052] In this embodiment, the helmet wearing monitoring unit includes a helmet controller, a Bluetooth module, a pressure sensor, a gyroscope, and a second power supply module;

[0053] The helmet controller communicates with the monitoring controller via a Bluetooth module, and the pressure sensor and gyroscope are connected to the helmet controller. The second power supply module supplies power to the helmet controller, Bluetooth module, pressure sensor and gyroscope.

[0054] Specifically, the second power supply module includes a second battery management circuit, a second lithium battery, a first connection contact, a second connection contact, and a voltage regulator circuit; wherein, the voltage regulator circuit uses existing voltage regulator chips, selected according to the operating voltage of the power-consuming devices.

[0055] The input terminal of the second battery management circuit is provided with a charging interface, the output terminal of the second battery management circuit is connected to the positive terminal of the second lithium battery, the positive terminal of the second lithium battery is connected to the first contact point, the second contact point is connected to the input terminal of the voltage regulator circuit, and the output terminal of the voltage regulator circuit supplies power to the outside.

[0056] The first contact point is located inside the helmet buckle and connected to the positive terminal of the second lithium battery via a wire. The second contact point is located inside the helmet buckle and connected to the input terminal of the voltage regulator circuit via a wire. The two contact points are two conductive plates, preferably made of copper. When the helmet buckle is inserted into the locking slot, the two conductive plates make contact, thus completing the entire circuit. In this circuit, the gyroscope is used to collect changes in the helmet's posture to determine whether the delivery person is wearing a helmet. If wearing a helmet, the gyroscope outputs posture change information, such as changes in tilt angle. If there is no output for a long time, it indicates that the helmet is not being worn. Alternatively, the delivery person may place the helmet on the vehicle and lock the buckle. In this case, power is still supplied at all times, and although not being worn, posture change output is still available, such as when the vehicle is moving. Force sensors are used as auxiliary sensors for judgment. Pressure sensors are placed inside the padding layer of the helmet, and multiple sensors (e.g., 4 or 5) are used. When at least 3 of the multiple pressure sensors have outputs, it indicates that the delivery person is wearing the helmet when there is an attitude change in the gyroscope. Of course, there is also a situation where the delivery person is not wearing the helmet at all, nor is the buckle fastened. In this case, the helmet wearing detection unit has no output. If this happens, the remote monitoring unit obtains the vehicle's movement status from the monitoring controller, i.e., through the vehicle speed sensor. If the vehicle is in motion, it indicates that the delivery person is not wearing the helmet. The remote monitoring unit issues a warning through the smart mobile terminal. If the delivery person is still not wearing the helmet after the warning, the remote monitoring unit logs out the delivery person's account information, stops assigning delivery tasks, and records the delivery person's violation information.

[0057] In this embodiment, the remote monitoring unit includes a platform server, a touch display, and an audible and visual alarm.

[0058] The platform server communicates with the vehicle monitoring unit via a mobile communication module, is connected to a touch screen display, and is also connected to an audible and visual alarm. The mobile communication module uses existing 4G or 5G communication modules.

[0059] Accordingly, the present invention also provides a method for monitoring food delivery vehicles based on the above system, comprising the following steps:

[0060] S1. The platform server obtains the login information of the smart mobile terminal and determines whether the login is successful. If so, proceed to step S2; otherwise, end. The login information includes the identity information of the delivery personnel and the vehicle identification information.

[0061] The identity information includes the login account, login password, and real-time verification code;

[0062] The vehicle identification information includes the license plate number and the vehicle internal identification number;

[0063] The vehicle identification number (VIN) is a unique identification code assigned by the food delivery service platform to all its delivery vehicles. After receiving the login information, the platform server compares it with the preset information. If they do not match, the login will fail and no delivery task will be assigned.

[0064] S2. The platform server sends an activation information acquisition command to the vehicle monitoring unit. If the vehicle monitoring unit does not return activation information, the process ends; otherwise, proceed to step S3. The activation information includes the delivery person's fingerprint information and the vehicle's internal identification number. The activation information is used to indicate whether the vehicle monitoring unit is working properly. If it is not working properly, the remote monitoring unit will report activation failure to the smart mobile terminal and cannot assign tasks. Of course, the activation information should also include helmet wearing information. That is, when the helmet buckle is inserted into the locking slot, the entire helmet wearing monitoring unit is powered on and activated. The helmet controller sends an activation signal to the monitoring controller, and the monitoring controller also sends this information to the remote monitoring unit. In practice, there is another state: the entire system is successfully activated, but the power supply to the vehicle monitoring unit is disconnected without authorization to prevent monitoring. This detection process is judged through the above process.

[0065] S3. The platform server obtains the real-time monitoring information sent by the vehicle unit and determines whether the delivery personnel have any violations. The determination process is as described in the system above and will not be repeated here. If so, an early warning is issued, the violation information of the delivery personnel is recorded, and a warning is sent to the smart mobile terminal.

[0066] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention and are not intended to limit it. Although the present invention has been described in detail with reference to preferred embodiments, those skilled in the art should understand that modifications or equivalent substitutions can be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all such modifications or substitutions should be covered within the scope of the claims of the present invention.

Claims

1. A food delivery vehicle monitoring system, characterized in that: This includes in-vehicle monitoring units, helmet wearing monitoring units, remote monitoring units, and smart mobile terminals; The intelligent mobile terminal is connected to the remote monitoring unit and is used to obtain the real-time order acceptance information and real-time location information of the food delivery personnel and send them to the remote monitoring unit. The helmet wearing monitoring unit is used to collect the helmet wearing status of delivery personnel and send it to the vehicle monitoring unit; The vehicle-mounted monitoring unit is communicatively connected to the remote monitoring unit and is used to obtain the driving status of the delivery vehicle and send the driving status of the delivery vehicle and the helmet wearing status to the remote monitoring unit. The remote monitoring unit is used to acquire helmet wearing status and vehicle movement status, and to make judgments, process them, and issue violation warnings. The vehicle monitoring unit includes a vehicle controller, a vehicle speed sensor, a monitoring controller, a positioning module, a vehicle camera, a fingerprint collector, and a first power supply module; The vehicle controller is communicatively connected to the monitoring controller, the vehicle speed sensor is connected to both the vehicle controller and the monitoring controller, the positioning module is connected to the monitoring controller, the vehicle camera and fingerprint collector are connected to the detection controller, and the first power supply module supplies power to the monitoring controller, the positioning module, the vehicle camera, the fingerprint collector and the vehicle speed sensor. The first power supply module includes a detection and control module, a first lithium battery, a first battery management circuit, and a voltage regulator module; The first input terminal of the detection and control module is connected to the vehicle battery, the output terminal of the detection and control module is connected to the input terminal of the voltage regulator module, and the output terminal of the voltage regulator module supplies power to the electrical components. The positive terminal of the first lithium battery is connected to the second input terminal of the detection and control module, the first battery management circuit is connected to the input terminal of the detection module, and the output terminal of the first battery management circuit is connected to the positive terminal of the first lithium battery. The detection and control module includes resistors R1, R2, R3, diode D1, comparator U1, resistors R4, R5, R6, R7, R8, R9, transistors Q1, Q3, Q4, and PMOS transistor Q2. The anode of diode D1 serves as the first input terminal of the detection control circuit, and the cathode of diode D1 serves as the output terminal of the detection control circuit. The anode of diode D1 is connected to one end of resistor R2 through resistor R1, and the other end of resistor R2 is grounded through resistor R3. The common connection point of resistors R1 and R2 is connected to the non-inverting input of comparator U1, and the common connection point of resistors R2 and R3 is connected to the inverting input of comparator U1. The output terminal of comparator U1 is connected to the base of transistor Q1 through resistor R4. The collector of transistor Q1 is connected to the detection input terminal of the monitoring controller. The base of transistor Q1 is grounded through resistor R5, and the emitter of transistor Q1 is grounded. The source of PMOS transistor Q2 serves as the second input terminal of the detection and control circuit. The drain of PMOS transistor Q2 is connected to the negative terminal of diode D1. The source of PMOS transistor Q2 is connected to the gate of PMOS transistor Q2 through resistor R7. The gate of PMOS transistor Q2 is connected to the collector of transistor Q3 through resistor R8. The emitter of transistor Q3 is grounded. The base of transistor Q3 is connected to the collector of transistor Q4 through resistor R9. The emitter of transistor Q4 is connected to the source of PMOS transistor Q2 through resistor R6. The base of transistor Q4 is connected to the output terminal of comparator U1 through resistor R11. The second power supply module includes a second battery management circuit, a second lithium battery, a first connecting contact, a second connecting contact, and a voltage regulator circuit. The input terminal of the second battery management circuit is provided with a charging interface, the output terminal of the second battery management circuit is connected to the positive terminal of the second lithium battery, the positive terminal of the second lithium battery is connected to the first contact point, the second contact point is connected to the input terminal of the voltage regulator circuit, and the output terminal of the voltage regulator circuit supplies power to the outside. The first connecting contact point is located inside the helmet buckle and connected to the positive terminal of the second lithium battery via a wire; the second connecting contact point is located in the helmet buckle and connected to the input terminal of the voltage regulator circuit via a wire. The helmet wearing monitoring unit includes a helmet controller, a Bluetooth module, a pressure sensor, a gyroscope, and a second power supply module; The helmet controller communicates with the monitoring controller via a Bluetooth module. The pressure sensor and gyroscope are connected to the helmet controller. The second power supply module supplies power to the helmet controller, Bluetooth module, pressure sensor, and gyroscope. Multiple pressure sensors are located inside the padding layer of the helmet.

2. The food delivery vehicle monitoring system according to claim 1, characterized in that: The remote monitoring unit includes a platform server, a touch display, and an audible and visual alarm. The platform server is connected to the vehicle monitoring unit via a mobile communication module, the platform server is connected to a touch display, and the platform server is connected to an audible and visual alarm.

3. A method for monitoring food delivery vehicles based on the system described in any one of claims 1-2, characterized in that: Includes the following steps: S1. The platform server obtains the login information of the smart mobile terminal and determines whether the login is successful. If so, proceed to step S2; otherwise, end. S2. The platform server sends an activation information acquisition command to the vehicle monitoring unit. If the vehicle monitoring unit does not return activation information, the process ends; otherwise, proceed to step S3. S3. The platform server obtains real-time monitoring information sent by the vehicle unit and determines whether the delivery personnel have any violations. If so, it issues an early warning, records the violation information of the delivery personnel, and sends a notification to the smart mobile terminal. The login information includes the delivery person's identity information and the vehicle's identification information; The identity information includes the login account, login password, and real-time verification code; The vehicle identification information includes the license plate number and the vehicle internal identification number; The activation information includes the delivery person's fingerprint information and the vehicle's internal identification number.

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