CN112504328A

CN112504328A - Wireless monitoring system for operation safety belt

Info

Publication number: CN112504328A
Application number: CN202011468315.0A
Authority: CN
Inventors: 王明绅; 窦安华
Original assignee: Second Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
Current assignee: Second Construction Co Ltd of China Construction Eighth Engineering Division Co Ltd
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-03-16

Abstract

The invention discloses a wireless monitoring system for an operation safety belt, and relates to the technical field of safety supervision; the buckle state is detected through the safety belt body equipment system to obtain real-time buckle state information, the hook state is detected through the hook detection system to obtain real-time hook state information, and an alarm is started according to the hook state and the buckle state, meanwhile, the buckle detection module eliminates signal interference through the transient suppression diode and the Schmitt trigger direction device and can quickly and accurately acquire a level signal for detecting the buckle state, the hook detection module not only eliminates the signal interference through the transient suppression diode and the Schmitt trigger direction device and can quickly and accurately acquire the level signal for detecting the hook state, but also utilizes power isolation to prevent destructive impact on the detection circuit caused by leading-in external power by the hook detection circuit and ensure stable hook detection, and safety belt body equipment system and cloud platform communication can real-time transmission safety belt body equipment and the data of couple.

Description

Wireless monitoring system for operation safety belt

Technical Field

The invention discloses a system, relates to the technical field of safety supervision, and particularly relates to a wireless monitoring system for an operation safety belt.

Background

The safety belt for the high-altitude operation is used for protecting the high-altitude operation personnel at the construction site, but the constructors have subjective wills, the phenomenon that the safety belt is used is not worn according to the regulations at the construction site sometimes, and the safety construction of the construction site is directly influenced by correctly wearing the safety belt. The existing management mode of safety belts of construction personnel is still artificial management, and the safety personnel at the construction site can go around to find the illegal site to manage and stop behaviors. The management mode not only consumes a great amount of manpower and material resources, but also has poor effect.

Disclosure of Invention

The invention provides a wireless monitoring system for an operation safety belt, aiming at the problems in the prior art, and the wireless monitoring system is used for carrying out state detection, voice warning and wireless data transmission on the high-altitude operation safety belt.

The specific scheme provided by the invention is as follows:

a wireless monitoring system for an operation safety belt comprises a safety belt body equipment system and a hook detection system,

the safety belt body equipment system comprises a control module, a buckle detection module, a wireless communication module and an alarm module,

the hook detection system comprises a hook detection control module, a hook detection module and a wireless communication module,

the buckle detection module sends the acquired level signal to the control module after eliminating signal interference through a transient suppression diode and a Schmidt trigger direction device in the buckle detection circuit, the control module judges whether the buckle is clamped or not through the level signal, judges whether the alarm module is started or not according to the clamping condition, and uploads the generated data to the cloud platform through the wireless communication module,

the hook detection module isolates a system power supply and a hook detection power supply through the hook detection circuit, transmits an acquired level signal to the hook detection control module after signal interference is eliminated by utilizing a transient suppression diode and a Schmidt trigger direction device in the hook detection circuit, judges a hook state through the level signal, performs information interaction with the control module through the wireless communication module according to the hook state, judges whether to start the alarm module through the interactive information, and uploads the generated data to the cloud platform through the wireless communication module.

Preferably, the wireless communication module of the safety belt body equipment system in the safety belt wireless monitoring system comprises an LTE module and a Bluetooth module, the wireless communication module of the hook detection system comprises a Bluetooth module,

the LTE module is used for carrying out information interaction with the cloud platform, and the bluetooth module is used for carrying out information interaction between the safety belt body equipment system and the hook detection system.

Preferably, safety belt body equipment system among operation safety belt wireless monitoring system include power module, power module utilizes boost chip to change 3.7V power into 4.2V for LTE module and alarm module power supply, power module utilizes step-down chip to change 4.2V into 3.3V power, is used for main control module and bluetooth module power supply.

Preferably, the Bluetooth module of the hook detection system in the operation safety belt wireless monitoring system acquires the working instruction of the safety belt body equipment system, wakes up the hook detection control module to control the acquisition and judgment of the level signal,

the hook detection control module resets the Bluetooth module by using the reset circuit.

Preferably, in the operation safety belt wireless monitoring system, the control module controls the start of the LTE module and the information interaction between the LTE module and the cloud platform, and controls the display hardware to indicate the working state.

Preferably, the alarm module in the wireless monitoring system for the operation safety belt comprises a voice alarm module.

A wireless monitoring method of an operation safety belt comprises the following steps: the operation safety belt wireless monitoring system is used for carrying out wireless monitoring on the operation safety belt.

A wireless monitoring device for an operation safety belt comprises safety belt body equipment and hook equipment, wherein a safety belt body equipment system is integrated on a built-in circuit board of the safety belt body equipment, the safety belt body equipment system comprises a control module, a buckle detection module, a wireless communication module and an alarm module,

the hook detection system is integrated on a built-in circuit board of the hook device and comprises a hook detection control module, a hook detection module and a wireless communication module, wherein the hook detection module isolates a system power supply and a hook detection power supply through the hook detection circuit, and sends a collected level signal to the hook detection control module after signal interference is eliminated by utilizing a transient suppression diode and a Schmidt trigger director in the hook detection circuit, the hook detection control module judges a hook state through the level signal, information interaction is carried out on the hook state and the control module through the wireless communication module according to the hook state, the control module judges whether to start an alarm module through interactive information, and generated data are uploaded to a cloud platform through the wireless communication module.

The invention has the advantages that:

the invention provides a wireless monitoring system for an operation safety belt, which detects a buckle state through a safety belt body equipment system to acquire real-time buckle state information, detects a hook state through a hook detection system to acquire real-time hook state information, and starts an alarm according to the hook state and the buckle state, meanwhile, a buckle detection module eliminates signal interference through a transient suppression diode and a Schmidt trigger direction device to quickly and accurately acquire a level signal for detecting the buckle state, the hook detection module not only eliminates the signal interference through the transient suppression diode and the Schmidt trigger direction device to quickly and accurately acquire the level signal for detecting the hook state, but also utilizes power isolation to prevent destructive impact on a detection circuit caused by leading-in external power by a hook detection circuit, ensures stable hook detection, and the safety belt body equipment system is communicated with a cloud platform, the data of safety belt body equipment and the hook can be transmitted in real time, the cloud platform instruction is received, and the safety belt body equipment and the hook can be conveniently worn by the wearer, so that the wearer can timely and effectively obtain rescue.

Drawings

FIG. 1 is a schematic diagram of the system application framework of the present invention;

figure 2 is a schematic diagram of a harness body equipment system framework;

FIG. 3 is a schematic diagram of power distribution within the seatbelt body equipment system;

FIG. 4 is a schematic view of a buckle detection circuit module frame;

FIG. 5 is a schematic diagram of a hook detection circuit framework;

FIG. 6 is a schematic diagram of a Bluetooth module in communication with a control module;

fig. 7 is a schematic diagram of LTE module and control module communication;

FIG. 8 is a schematic diagram of the voice alarm module in communication with the control module;

fig. 9 is a schematic diagram of an electrical framework within the harness body equipment system;

fig. 10 is a schematic diagram of an electrical framework within the harness body equipment system;

FIG. 11 is a schematic view of a buckle detection circuit frame;

FIG. 12 is a schematic diagram of a hook detection circuit framework;

FIG. 13 is a schematic diagram of a Bluetooth module and control module circuit framework;

FIG. 14 is a schematic diagram of a voice alarm module and control module circuit framework;

FIG. 15 is a schematic flow chart of the operation of the system of the present invention;

FIG. 16 is a schematic view of a hook built-in circuit board;

fig. 17 is a schematic diagram of a seat belt body device built-in circuit board.

Reference numerals:

the system comprises a hook detection controller 1, a crystal oscillator 2, an optocoupler 3, an isolation power supply 4, a Schmidt trigger reverser 5, a voltage boosting chip 6 of a hook, a voltage reducing chip 7 of the hook, an electric quantity indicator lamp 8, a charging chip 9, a charging state indicator lamp 10, a Bluetooth module 11 of the hook, a working state indicator lamp 12 and a hook detection interface 13;

the device comprises a main controller 21, a crystal oscillator 22, a Bluetooth module 23, an LTE module 24, a buckle detection interface 25, a transient suppression diode 26, a Schmidt trigger reverser 27, a boosting IC chip 28, a voltage reduction IC chip 29, a battery interface 210, a charging state indicator lamp 211, a working state indicator lamp 212, an electric quantity indicator lamp 213, a voice IC 214, a Flash IC 215, a power amplifier IC 216, a horn interface 217, a startup and shutdown key 218, a distress call key 219, a USIM card seat 220, an LTE state indicator lamp 221, a charging IC chip 222 and a USB charging interface 223.

Detailed Description

The present invention is further described below in conjunction with the following figures and specific examples so that those skilled in the art may better understand the present invention and practice it, but the examples are not intended to limit the present invention.

The invention provides a wireless monitoring system for an operation safety belt, which comprises a safety belt body equipment system and a hook detection system,

The safety protection system aims at the safety protection of high-altitude operation on the construction site of the building site, combines high and new technologies such as the Internet of things, big data, cloud platforms and the like, collects the states of the safety belt buckle and the hook in the construction operation process, guarantees the personal safety of operation constructors, improves the safety coefficient of the construction site, and improves the informatization level of the construction site.

Meanwhile, the cloud platform can be used for analyzing the big data of the data, so that the times of high-altitude operations of different work types, the number of violation times of each team and each person, violation time and other information can be obtained, targeted management can be performed, and the personal safety of constructors can be guaranteed.

In addition, the circuits for acquiring the level signals of the system are all provided with anti-interference settings, so that the acquired signals are stable, the power consumption in the acquisition process is low, the monitoring information is comprehensive, and the failure rate is low, thereby being more convenient for installation and maintenance.

In application, in some embodiments of the system of the present invention, the control module and the hook detection control module in the seat belt body equipment system may select the MCU with STM32 as the core, and the external crystal oscillator of the two systems is used as the oscillator circuit to provide the clock for the systems,

a buckle detection module in a safety belt body equipment system judges whether a buckle is clamped or not by adopting level conduction, in order to prevent the buckle from being exposed and influenced by static electricity and other external factors, a transient suppression diode is utilized to eliminate external interference, in addition, the voltage magnitude is influenced by the closed state of the buckle when the level is conducted, misjudgment easily occurs, a Schmidt trigger reverser is selected to eliminate the interference when the mistrigger is carried out, and the correct detection of the buckle state is ensured, referring to a graph 4 and a graph 11, an aviation plug J3 can be used as a buckle connector, when the buckle is clamped,

pins

2, 3 and 4 of J3 are in short circuit with a pin 1, namely, the high levels from resistors R17, R18 and R19 are pulled down, meanwhile, the level signals eliminate the interference of the external static electricity and even lightning stroke through the U5 transient suppression diode, the equipment damage is avoided, and the level signals are inverted through the Schmidt trigger reverser, the interference of instant false triggering is eliminated, and the accuracy of detection is ensured.

The hook detection module in the hook detection system monitors the state of the hook, due to the limitation of the use scene of the hook, the hook is easy to receive the threat of static electricity and even lightning stroke, and in order to eliminate the impact of external instantaneous high voltage, a transient suppression diode is selected to eliminate external voltage interference; the monitoring mode of the mechanical structure is easy to cause poor contact, and in order to eliminate the false alarm problem caused by the poor contact, a Schmidt trigger reverser is selected to eliminate interference, so that the detection accuracy of the hook is ensured; meanwhile, in order to avoid that when the safety belt body device works, namely a single chip microcomputer of the hook detection device is in a dormant state, voltage enters from a mechanical structure at a hook detection position to cause equipment downtime, a power isolation function is added in a hook detection circuit, a power of the mechanical structure is separated from 3.3V of a system, a hook detection power control function is added, the power detected by the hook is controlled by driving an optical coupler through the single chip microcomputer, power supply on the hook detection mechanical structure can be ensured only on the premise of awakening the single chip microcomputer, and stable operation of the system is ensured, referring to fig. 5 and 12, an isolation power supply IC U5 isolates a system level from the hook detection level, and destructive impact of the hook on the system caused by leading-in external power is avoided. The MES-POWER level signal output by the main controller of the hook detection module controls the conduction state of the PMOS pipe Q1, and the controllability design can select the non-working state when the hook detection equipment is in the dormant state, so that the electric quantity of a battery is saved. J4 is a hook detection interface, and the level signal of the hook detection interface firstly passes through a transient suppression diode D1, eliminates the influence of static electricity and even lightning stroke, reverses the level signal through a Schmidt trigger reverser U6, controls the conduction state of an optical coupler ISO2, controls an ISO2 pin 4 to transmit the level signal of MESIN of a main controller, and ensures the accuracy of hook detection.

On the basis of the implementation, in other embodiments of the invention, the wireless communication module of the seat belt body equipment system includes a bluetooth module and an LTE module, and the wireless communication module of the hook detection system is the bluetooth module. The safety belt body equipment system is communicated with the cloud platform through the LTE module. The LTE module can select a CAT1 module, and the maximum data downlink transmission rate is 10Mbps, and the maximum data uplink transmission rate is 5 Mbps. Data transmission supports multiple frequency bands: GSM900, 1800, LTE-FDD B1, B3, B5, B8, LTE-TDD B34, B38, B39, B40, B41. The LTE module serial port level is 1.8V, and the LTE module serial port level is converted and communicated with the 3.3V serial port level of the main controller by adopting a level conversion circuit. When the power consumption of the LTE module is in 4G data communication, the instantaneous current reaches 600mA, so the mode that the main controller controls the LTE module to be turned on and off and sleep is adopted, the power consumption control is carried out, the working state of the LTE module is obtained through the state indicating lamp, a communication service provider is determined by the USIM card, the 4G data communication is carried out, and data information is uploaded to the cloud platform. Furthermore, the LTE module is divided into two parts in a schematic diagram, wherein the interface part and the grounding part are separated from each other by a CAT1 module EC200S which is far away, the working state and the networking state of the EC200S are displayed through an LED, and the 1.8V working level of the LTE module EC200S is matched with the 3.3V working level of the main controller of the control module through a level conversion circuit formed by triodes, so that the normal communication is ensured on the premise of unmatched levels. The IPEX antenna pedestal is an antenna interface of an LTE module, the USIM card seat J8 is responsible for providing keys for the networking of the LTE module, and meanwhile, in order to solve the electrostatic interference, a transient suppression diode group is adopted to filter instantaneous high voltage, so that the chip is prevented from being damaged. The TURN _ ON level signal output by the main controller controls the ON-off of the triode to control the starting and shutdown of the LTE module, and similarly, the restart of the LTE module is controlled by controlling the triode, so that the chip downtime caused by abnormal factors is avoided. Refer to fig. 7.

Couple detecting system and safety belt body equipment system communicate through bluetooth module, be convenient for realize the requirement of short distance intercommunication each other, combine the complicated changeable environment of building site job site, adopt the bluetooth as wireless transmission node, this node adopts the 3.3V power supply, realize through TTL serial interface with STM 32's data transceiver, this node is equipped with board and carries the antenna, can realize the short distance signal transmission function between two equipment. Referring to fig. 6 and 13, the bluetooth module U10 communicates with another bluetooth module, and when the pairing of U10 is successful, the U10 pin 15 outputs low level, changes the low level to high level through the U12 schmitt trigger inverter, and transmits the low level to the host controller, and the host controller also has a function of waking up the host controller in a sleep state on the hook detection device. In addition, the contact pin J10 is a debugging serial port, and the Bluetooth state is confirmed in the function test stage, so that the problem that the Bluetooth module cannot work normally due to factors such as welding and the like is avoided; BT- > RST controlled by a pin of the main controller controls the level state of a pin 5 of the U10 through an NPN triode Q10, and the U10 can be restarted when the Bluetooth module U10 has problems and can not normally communicate.

In other embodiments of the system of the present invention, the power modules of the seat belt body equipment system and the hook detection system employ a 3.7V lithium battery power supply system. The safety belt body equipment system adopts a DC/DC voltage boosting Chip to convert an input 3.7V power supply into 4.2V to supply power for a 4G Chip, and adopts a DC/DC voltage reducing Chip to convert 4.2V into 3.3V to supply power for STM32 and other chips, and referring to fig. 3 and fig. 10, U2 is a charging IC (Integrated Circuit Chip, hereinafter, the Integrated Circuit Chip is replaced by an IC), transmits the power from a J1 USB to 4 pins of a Chip U2, and transmits the power to a battery interface through 3 pins of the Chip U2 to charge. Meanwhile, the state display of the LED1 is controlled by the pin 1 and the pin 5 of the chip U2, when the charging is carried out, the pin 1 is pulled down, the LED1 displays green, and when the charging is fully carried out, the pin 1 is pulled up, the pin 5 is pulled down, and red is displayed.

U1 is a boost IC, 3.7V voltage of lithium battery is input into the chip through 3 pins, 4 pins are pulled high to show that the transformation mode of PWM is adopted, the transformation capability is improved as much as possible, the partial voltage of 8 pin output voltage in the resistors R3 and R6 is obtained through 6 pins, and the output voltage is adjusted through the adjusting resistor R3 because the 6 pin voltage is fixed to 0.6V in the normal working state.

U3 is step-down IC, transmits the output voltage of step-up IC U2 to 3 feet of chip U3, through pulling 5 feet high, adopts PWM's vary voltage mode, obtains the partial pressure of resistance R7 and R8 through 1 foot, and with step-up IC unanimously, 1 foot voltage is fixed during normal operating, carries out the adjustment of output voltage through adjusting resistance R8.

The hook detection system is internally provided with a buck-boost chip so as to carry out power conversion during internal power supply.

On the basis of the implementation, in some embodiments of the invention, the alarm module in the safety belt body equipment system is a voice alarm module, which performs on-site voice warning aiming at functions such as hook, buckle, bluetooth, electric quantity, call for help and the like, performs voice reminding on illegal operation of construction operators, and ensures that the safety belt is in a correct use state in the construction process.

The main controller of the control module transmits voice alarm information to a voice IC through TTL according to states of a hook, a buckle, Bluetooth communication, call for help and the like, and the voice IC calls an audio signal from a Flash IC according to received information and transmits the audio signal to a power amplifier IC for signal amplification, and the audio signal passes through a loudspeaker. And (5) playing the alarm information. Referring to fig. 8 and 14, the voice IC U9 obtains control information from the main controller through the pin 7, is connected to the USB interface through the pin 20 and the pin 21 to burn voice information, stores the voice information to the Flash IC U11 through the pin 12, the pin 13, and the pin 1, outputs voice information corresponding to the control information of the main controller through the pin 1 and the pin 2, amplifies the voice information through the power amplifier IC U13, and controls the speaker interface J9 through the pin 5 and the pin 8 of the U13 to perform voice broadcast.

By utilizing the preferred embodiment of the system, the communication problem between the hook detection equipment and the safety belt body equipment can be effectively solved based on the data transmission form of the Bluetooth, the limitation of wiring on the life rope of the safety belt is avoided, the influence of the external complex construction environment on communication is avoided, and the data interaction between the two equipment can be realized.

Utilize 4G LTE module to realize data transmission, use 4G LTE data transmission technique to the building work in-process, realize the high in the clouds sharing of safety belt state monitoring data, realized the data real time monitoring in the aerial work safety belt work progress.

Meanwhile, the detection of the state of the hook is realized, the states of the hook and the steel wire rope are the key points of the safety belt which can play a role when falling, the field environment of a construction site is comprehensively considered, the technology for realizing metal detection is realized, and equipment which is specially used for detecting whether the hook is hung on the steel wire rope can be further designed, so that the correct detection of the state of the hook in the using process is ensured.

Realize the detection of buckle state, the state of buckle is the instruction that the safety belt was correctly dressed, refers to the detection mode of car safety belt, carries out corresponding transformation to the safety belt buckle, has reached the purpose that accessible level signal judges the buckle state on the basis that does not influence safety belt security performance.

The invention provides a wireless monitoring method of an operation safety belt, which comprises the following steps: the operation safety belt wireless monitoring system is used for wireless monitoring of an operation safety belt, and has the application that as the safety belt body device and the hook detection device both adopt the power supply mode of lithium batteries, the MCU is in a dormant state most of the time, the dormant state of the hook detection device is awakened by hook abnormal information, the safety belt body device is awakened by violation data and buckle abnormal information of the hook detection device received by the Bluetooth module, the safety belt body device is awakened and then carries out data interaction with a cloud platform through a 4G wireless link after being awakened, and if the buckle hook is in a correct working state for a long time, the safety belt body device is awakened once at regular time for 10 minutes and uploads the data information to the cloud platform.

The system of the invention is used for detecting the state of the hook and acquiring the information of the hook and the steel wire rope to obtain the real-time hook state information;

real-time buckle state information is acquired by detecting the buckle state and acquiring on-off information of two ends of the buckle;

the alarm function is used for alarming and calling for help; the voice alarm function is used for carrying out voice reminding according to violation information through a professional voice chip;

data interaction is carried out with a cloud platform through a 4G wireless link through a wireless communication function;

and the early warning function can be carried out aiming at the electric quantity of the power supply, the voltage of the battery is obtained in real time, and the early warning is carried out when the voltage of the battery is low. The method of the present invention performs information interaction, execution process, etc., and the specific content can be referred to the description of the embodiment of the system of the present invention because the method is based on the same concept as the embodiment of the system of the present invention, and is not described herein again.

Meanwhile, the invention provides a wireless monitoring device of an operation safety belt, which comprises safety belt body equipment and hook equipment, wherein a safety belt body equipment system is integrated on a built-in circuit board of the safety belt body equipment, the safety belt body equipment system comprises a control module, a buckle detection module, a wireless communication module and an alarm module,

When the device is applied, the device relates to the devices on the circuit board, and referring to fig. 16, the main devices of the circuit board with the built-in hook are a hook detection controller 1, a crystal oscillator 2, an optical coupler 3, an isolation power supply 4, a Schmidt trigger reverser 5, a voltage boost chip 6 of the hook, a voltage buck chip 7 of the hook, an electric quantity indicator light 8, a charging chip 9, a charging state indicator light 10, a Bluetooth module 11 of the hook, a working state indicator light 12 and a hook detection interface 13,

the main related components on the built-in circuit board of the safety belt body device can refer to a main controller 21, a crystal oscillator 22, a bluetooth module 23, an LTE module 24, a buckle detection interface 25, a transient suppression diode 26, a schmidt trigger reverser 27, a boosting IC chip 28, a voltage reduction IC chip 29, a battery interface 210, a charging state indicator lamp 211, a working state indicator lamp 212, an electric quantity indicator lamp 213, a voice IC 214, a Flash IC 215, a power amplifier IC 216, a horn interface 217, a startup and shutdown key 218, a distress key 219, a card seat USIM 220, an LTE state indicator lamp 221, a charging IC chip 222 and a USB charging interface 223 in fig. 17.

Because the system embodiment of the present invention is based on the same concept, the specific contents can be referred to the description in the system embodiment of the present invention.

The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. The equivalent substitution or change made by the technical personnel in the technical field on the basis of the invention is all within the protection scope of the invention. The protection scope of the invention is subject to the claims.

Claims

1. A wireless monitoring system for an operation safety belt is characterized by comprising a safety belt body equipment system and a hook detection system,

2. The wireless monitoring system of claim 1, wherein the wireless communication module of the safety belt body equipment system comprises an LTE module and a Bluetooth module, the wireless communication module of the hook detection system comprises a Bluetooth module,

3. The wireless monitoring system for the operation safety belt as claimed in claim 2, wherein the safety belt body equipment system comprises a power module, the power module converts a 3.7V power supply into 4.2V power supply by using the boost chip for supplying power to the LTE module and the alarm module, and the power module converts the 4.2V power supply into a 3.3V power supply by using the buck chip for supplying power to the main control module and the bluetooth module.

4. The wireless monitoring system for the operation safety belt as claimed in claim 2, wherein the Bluetooth module of the hook detection system obtains the operation indication of the safety belt body equipment system, wakes up the hook detection control module to control the level signal acquisition and judgment,

5. The wireless monitoring system for the operation safety belt as claimed in claim 2, wherein the control module controls the LTE module to start and the LTE module to perform information interaction with the cloud platform, and controls the display hardware to indicate the working state.

6. A work belt wireless monitoring system according to claim 1 or 2, wherein the alarm module comprises a voice alarm module.

7. A method for wireless monitoring of an operating safety belt, characterized in that the operating safety belt wireless monitoring system of claims 1-6 is used for wireless monitoring of the operating safety belt.

8. A wireless monitoring device for an operation safety belt is characterized by comprising safety belt body equipment and hook equipment, wherein a safety belt body equipment system is integrated on a built-in circuit board of the safety belt body equipment, the safety belt body equipment system comprises a control module, a buckle detection module, a wireless communication module and an alarm module,