CN113990012B - Organism invasion monitoring and alarming system and method - Google Patents
Organism invasion monitoring and alarming system and method Download PDFInfo
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- CN113990012B CN113990012B CN202111253485.1A CN202111253485A CN113990012B CN 113990012 B CN113990012 B CN 113990012B CN 202111253485 A CN202111253485 A CN 202111253485A CN 113990012 B CN113990012 B CN 113990012B
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/22—Electrical actuation
- G08B13/24—Electrical actuation by interference with electromagnetic field distribution
- G08B13/2491—Intrusion detection systems, i.e. where the body of an intruder causes the interference with the electromagnetic field
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
- G01S13/88—Radar or analogous systems specially adapted for specific applications
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/0202—Child monitoring systems using a transmitter-receiver system carried by the parent and the child
- G08B21/0261—System arrangements wherein the object is to detect trespassing over a fixed physical boundary, e.g. the end of a garden
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
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Abstract
The utility model provides a system and a method for monitoring and alarming organism intrusion, wherein a radar monitoring system acquires radar monitoring data of a target organism in real time and sends radar irradiation direction information and the radar monitoring data to a central processing system; the central processing system generates alarm instructions aiming at different biological types according to the radar monitoring data and sends the alarm instructions to the alarm system; the radar monitoring data are sent to a vehicle-to-machine central control system of the working machine and displayed on an intrusion monitoring radar chart; the alarm system outputs corresponding alarm information according to the alarm instruction; the identification marking system generates electromagnetic signals and feeds the electromagnetic signals back to the radar monitoring system, and the radar monitoring system is used for filtering organism echoes within a set range of the electromagnetic signals outside a set area. The utility model is not affected by environmental weather, can greatly reduce the risk of personal safety accidents and reduce the cost of intrusion monitoring.
Description
Technical Field
The utility model relates to a safety prevention and control technology in the technical field of engineering, in particular to a large-scale mechanical organism intrusion monitoring and alarming system and method.
Background
The current large-scale machines are applied to various occasions, the environment is complex, the operation range is easy to reach hundreds of meters, the break-in of non-operation personnel and vehicles can not be found and stopped in time, the risks and losses which are difficult to measure due to potential safety hazards are easy to occur, the current main adopted method is that a safety warning line and manual inspection are set up, the warning line only plays a role in warning, the warning line can hardly play a role on child and loved ones, the break-in of the child and the loved ones can not be found in advance, and the break-in of the child and the loved ones can not be stopped passively. Manual inspection can lead to high labor cost, and 360 degrees no dead angle and no omission still cannot be achieved.
Aiming at the problems, a scheme is provided at present, namely a laser fence is arranged, the scheme has high cost, is complicated to install, can only be used on open and flat ground, and has more limitations. The other scheme is that the laser radar is installed around the machine, 3D point cloud imaging is formed around, the scheme has the following problems that the cost of the high-harness laser radar is high, the resolution of the low-harness laser radar outside hundreds of meters is very low, pedestrians and vehicle contours can not be judged almost, the laser radar has more blind areas, laser can not penetrate through walls, metal and other barriers, the requirement on surrounding environment is high, the influence on the surrounding environment is large due to foggy weather, moreover, the laser radar can not distinguish staff and non-staff entering a monitoring area, and interference is brought to monitoring.
The search finds that:
the Chinese patent of the utility model of the grant bulletin number CN207182593U (platform intrusion alarm system based on radar monitoring) comprises an embedded MCU main control module, a control module and a control module, wherein the embedded MCU main control module is used for managing a prevention area, a defense state, data communication and man-machine command interaction; the system comprises an audio data processing system, an audio and video system, a wireless intercom system, a power supply module and a detection radar system; the audio data processing system, the audio and video system, the wireless intercom system and the detection radar system are respectively and electrically connected with the embedded MCU main control module. According to the utility model, whether a human body or a moving object passes through or not is detected by the Doppler microwave radar and the laser radar within a range of about 15 meters at the tail end of the platform, and an invasion target is found to immediately start on-site alarm and remote alarm information transmission to inform on-site security personnel to quickly arrive at on-site processing, and meanwhile, the system fuses video capturing and storage technologies, and alarm information is subjected to video recording and image snapshot to serve as an accident investigation basis. The method has a small detection range, cannot be operated on large machines, is greatly influenced by shielding of surrounding obstacles by the laser radar and the microwave radar, is greatly influenced by weather light and the obstacles by the camera, and cannot distinguish staff from invading staff and cannot accurately realize intrusion monitoring.
The Chinese patent application with publication number of CN110634254A, an electronic fence, comprises a laser radar light curtain device which is arranged at a preset position to form a scanning surface, wherein when the laser radar light curtain device detects that illegal invasion exists in the scanning surface, the laser radar light curtain device sends point cloud data of an invader to a main controller; and processing according to the point cloud data of the invader to obtain the distance and angle information of the invader, and triggering a main controller of an alarm device for alarming when the invasion position of the invader is in a preset defense arrangement area. Above-mentioned electronic fence can carry out the face scanning in preset position department through setting up laser radar light curtain device, can send the point cloud data that includes distance and angle information to the master controller with the invader simultaneously to fix a position the invasion position of invader, improve investigation invader's investigation efficiency. The method adopts the high-harness laser radar with high cost and high cost, the low-harness laser radar has very low resolution beyond hundred meters, pedestrians and vehicle contours can not be judged almost, the laser radar has more blind areas, laser can not penetrate through barriers such as walls and metals, the surrounding environment is required to be higher, the influence of foggy days and rainy days is higher, moreover, the laser radar can not distinguish staff from non-staff entering a monitoring area, and the monitoring is interfered.
Disclosure of Invention
The utility model provides a large-scale mechanical organism intrusion monitoring and alarming system and method aiming at the defects in the prior art.
According to one aspect of the present utility model, there is provided an organism intrusion monitoring alarm system comprising: the system comprises a radar monitoring system, a central processing system, an alarm system and an identification marking system; wherein:
the radar monitoring system is used for acquiring radar monitoring data of a target organism in real time and transmitting radar irradiation direction information and the radar monitoring data to the central processing system;
the central processing system is used for controlling the radar monitoring system and is in control connection with a control system of the working machine; meanwhile, according to the radar irradiation direction information, an intrusion monitoring radar chart is generated and sent to a vehicle-machine central control system of the working machine; generating alarm instructions aiming at different biological types according to the radar monitoring data and sending the alarm instructions to the alarm system; the radar monitoring data are sent to a vehicle-to-machine central control system of the working machine and are displayed on the intrusion monitoring radar chart;
the alarm system outputs corresponding alarm information according to the alarm instruction;
the identification marking system is used for generating electromagnetic signals and feeding the electromagnetic signals back to the radar monitoring system, and the radar monitoring system is used for filtering organism echoes within the electromagnetic signal setting range outside the setting area.
Preferably, the radar monitoring system is mounted on top of a work machine, comprising: the vital sign detection radar, a transmission belt, a stepping motor and an encoder; wherein:
the vital sign detection radar is in driving connection with the stepping motor through the transmission system and rotates 360 degrees on a horizontal plane under the driving of the stepping motor, so as to acquire radar monitoring data of target organisms in the surrounding environment in real time;
the encoder is arranged below the vital sign detection radar and used for acquiring the rotation angle of the vital sign detection radar and ascertaining the radar irradiation direction of the vital sign detection radar in real time.
Preferably, the radar monitoring system acquires radar monitoring data of a target organism in real time, including: electric field signals, directions and distances of the target organism; wherein:
the radar monitoring system detects ultralow-frequency electric field signals emitted by heart and lung of a target organism in real time to obtain electric field signals of the target organism;
the radar monitoring system transmits high-frequency pulse signals and interacts with low-frequency electric field signals transmitted by heart and lung of a target organism, and generated echo signals are captured by the radar monitoring system to determine the direction and distance of the target organism.
Preferably, the central processing system is mounted in a cockpit location of a work machine, comprising: the system comprises a central processing unit, a power computing board card, an embedded control system, a CAN communication module and a serial port communication module, wherein the power computing board card, the embedded control system, the CAN communication module and the serial port communication module are connected with the central processing unit; wherein:
the central processing unit is connected with a vehicle-to-machine central control system of the working machine through the serial port module and is used for sending the intrusion monitoring radar chart and the radar monitoring data;
the central processing unit is connected with a control system of the working machine through the CAN communication module and is used for controlling the control system of the working machine to carry out scram operation;
the central processing unit is respectively connected with the radar monitoring system and the alarm system through the embedded control system and is used for controlling the rotation of the radar monitoring system and the alarm system to output alarm information;
the central processing unit is respectively in communication connection with the radar monitoring system and is used for receiving the radar irradiation direction information and the radar monitoring data and generating alarm instructions for different biological types according to the radar monitoring data;
the power computing board card is used for providing power computing support and generating an intrusion monitoring radar chart according to the radar irradiation direction information.
Preferably, the central processor determines a type of organism according to a frequency range of an electric field signal of a target organism in the radar monitoring data, wherein the type of organism comprises a human and an animal; the generated alarm instructions for different biological types include alarm instructions for humans and alarm instructions for animals.
Preferably, the central processing unit receives a parameter configuration instruction sent by a vehicle central control system of the working machine through the serial port module, and configures monitoring parameters of the central processing unit according to the parameter configuration instruction;
the monitored parameters include any one or more of the following: monitoring range parameters, early warning range parameters, dangerous automatic shut-down range parameters, electronic fence area parameters and set area parameters; wherein:
the monitoring range parameter is used for restraining the range of radar detection;
the early warning range parameter is used for restricting the range of outputting alarm information;
the dangerous automatic shut-down range parameter is used for restricting the range of the automatic shut-down working machine;
the electronic fence area parameters are used for restraining the range of a safety area or a dangerous area;
and the set area parameters are used for restricting the range of the safety activity area of the staff.
Preferably, the alarm system is mounted on an operating machine, comprising: a speaker and LED high flash alarm light;
the alarm instruction comprises an alarm instruction for a person and an alarm instruction for an animal, and correspondingly, corresponding alarm information is output, and the alarm instruction comprises:
aiming at the alarm information of the person, outputting sound and light alarm information through the loudspeaker and/or the LED high-flash alarm lamp, or outputting alarm information through a two-way communication mode;
and outputting infrasonic wave alarm information which resonates with the animal through the loudspeaker aiming at the alarm information of the animal.
Preferably, the identification marking system is worn on a worker and comprises an electromagnetic oscillator and a power supply battery; wherein:
the electromagnetic oscillator is used for sending out electromagnetic signals which can be captured and identified by the radar monitoring system;
the power supply battery is used for providing power for the electromagnetic oscillator.
According to another aspect of the present utility model, there is provided a method for monitoring and alarming intrusion of living beings, comprising:
performing real-time radar monitoring on organisms in a monitoring area, generating electromagnetic signals for identifying staff and feeding back the electromagnetic signals to a radar monitoring system, and filtering organism echoes in a set range of the electromagnetic signals outside a set area to obtain radar irradiation direction information and radar monitoring data of target organisms;
generating an intrusion monitoring radar chart according to the radar irradiation direction information, and displaying the radar monitoring data on the intrusion monitoring radar chart;
generating alarm instructions aiming at different biological types according to the radar monitoring data, and outputting corresponding alarm information according to the alarm instructions.
Preferably, the method further comprises:
after the working machine is started, parameters required by intrusion monitoring and alarming are configured, wherein the parameters comprise any one or more of the following: monitoring range parameters, early warning range parameters, dangerous automatic shut-down range parameters, electronic fence area parameters and set area parameters; wherein:
the monitoring range parameter is used for restraining the range of radar detection;
the early warning range parameter is used for restricting the range of outputting alarm information;
the dangerous automatic shut-down range parameter is used for restricting the range of the automatic shut-down working machine;
the electronic fence area parameters are used for restraining the range of a safety area or a dangerous area;
and the set area parameters are used for restricting the range of the safety activity area of the staff.
Due to the adoption of the technical scheme, compared with the prior art, the utility model has at least one of the following beneficial effects:
the biological intrusion monitoring and alarming system and method provided by the utility model have high automation degree, and can realize automatic monitoring, automatic alarming and automatic scram.
The system and the method for monitoring and alarming the organism invasion, provided by the utility model, have wide monitoring range and are not influenced by factors such as obstacles, environment, weather and the like.
The system and the method for monitoring and alarming the organism invasion can reduce the configuration of responsible security personnel and reduce the labor cost.
The system and the method for monitoring and alarming the organism invasion have the function of personnel identification and avoid the interference of staff.
The system and the method for monitoring and alarming the organism invasion effectively reduce the accident rate of personnel and reduce the potential risk cost.
The biological intrusion monitoring and alarming system and method provided by the utility model have the advantages that the intelligent degree of the machine is improved, and the brand competitiveness is further improved.
The system and the method for monitoring and alarming the organism invasion are particularly suitable for monitoring and alarming the organism invasion of a large-scale mechanical working area.
Drawings
Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:
FIG. 1 is a schematic diagram of an embodiment of an alarm system for monitoring an intrusion of a living body;
FIG. 2 is a schematic diagram of a radar monitoring system according to a preferred embodiment of the present utility model;
FIG. 3 is a schematic diagram of a CPU structure according to a preferred embodiment of the present utility model;
FIG. 4 is a flowchart of an embodiment of a method for monitoring and alarming for intrusion.
In the figure: 1 is vital sign detection radar, 2 is the drive belt, 3 is step motor, and 4 is the encoder.
Detailed Description
The following describes embodiments of the present utility model in detail: the embodiment is implemented on the premise of the technical scheme of the utility model, and detailed implementation modes and specific operation processes are given. It should be noted that variations and modifications can be made by those skilled in the art without departing from the spirit of the utility model, which falls within the scope of the utility model.
Fig. 1 is a schematic diagram of a large-scale mechanical biological intrusion monitoring and alarming system according to an embodiment of the present utility model.
As shown in fig. 1, the biological intrusion monitoring alarm system provided in this embodiment may include: the system comprises a radar monitoring system, a central processing system, an alarm system and an identification marking system; wherein:
the radar monitoring system is used for acquiring radar monitoring data of a target organism in real time and transmitting radar irradiation direction information and the radar monitoring data to the central processing system;
the central processing system is used for controlling the radar monitoring system and is in control connection with a control system of the working machine; meanwhile, according to the radar irradiation direction information, an intrusion monitoring radar chart is generated and sent to a vehicle-machine central control system of the working machine; generating alarm instructions aiming at different biological types according to the radar monitoring data and sending the alarm instructions to an alarm system; the radar monitoring data are sent to a vehicle-to-machine central control system of the working machine and displayed on an intrusion monitoring radar chart;
the alarm system outputs corresponding alarm information according to the alarm instruction;
and the identification marking system is used for generating electromagnetic signals and feeding back the electromagnetic signals to the radar monitoring system, and is used for filtering organism echoes within the electromagnetic signal setting range outside the setting area by the radar monitoring system, so that the organism echoes are not used as invasion targets.
In this embodiment, as a preferred embodiment, the radar monitoring system is mounted on top of the work machine, as shown in fig. 2, comprising: the vital sign detection radar, a transmission belt, a stepping motor and an encoder; wherein:
the vital sign detection radar is in driving connection with the stepping motor through a transmission system and rotates 360 degrees on a horizontal plane under the driving of the stepping motor, so as to acquire radar monitoring data of target organisms in the surrounding environment in real time;
the encoder is arranged below the vital sign detection radar and used for acquiring the rotation angle of the vital sign detection radar and ascertaining the radar irradiation direction of the vital sign detection radar in real time.
In this embodiment, as a preferred embodiment, the radar monitoring system acquires radar monitoring data of a target organism in real time, including: electric field signals, directions and distances of the target organism; wherein:
the radar monitoring system detects ultralow-frequency electric field signals sent by heart and lung of a target organism in real time to obtain electric field signals of the target organism;
the radar monitoring system transmits high-frequency pulse signals and interacts with low-frequency electric field signals transmitted by heart and lung of a target organism, and the generated echo signals are captured by the radar monitoring system to determine the direction and distance of the target organism.
Further, the ultra-low frequency electric field signal is a regular change of electric field potential generated in a human body, the frequency is within 30HZ, the lower the frequency is, the weaker the vital sign is, the more negative potential is-70 to-90 mv, the positive potential is about 20 to 30mv, the regular change of the electric field interacts with the magnetic field, and the electric field propagates through the skin by taking earth metal and the like as media, and can reach a range of several kilometers.
High frequency pulse signals, ranging from 1 to 3GHz.
In this embodiment, as a preferred embodiment, the central processing system is mounted to the cabin of the work machine, as shown in fig. 3, comprising: the system comprises a central processing unit, a power computing board card, an embedded control system, a CAN communication module and a serial port communication module, wherein the power computing board card, the embedded control system, the CAN communication module and the serial port communication module are connected with the central processing unit; wherein:
the central processing unit is connected with a vehicle central control system of the operation machine through the serial port module and is used for sending an intrusion monitoring radar chart and radar monitoring data;
the central processing unit is connected with a control system of the working machine through the CAN communication module and is used for controlling the control system of the working machine to carry out emergency stop operation;
the central processing unit is respectively connected with the radar monitoring system and the alarm system through the embedded control system and is used for controlling the rotation of the radar monitoring system and the alarm system to output alarm information;
the central processing unit is respectively in communication connection with the radar monitoring system and is used for receiving radar irradiation direction information and radar monitoring data and generating alarm instructions aiming at different biological types according to the radar monitoring data;
the power calculating board card is used for providing power calculating support and generating an intrusion monitoring radar chart according to radar irradiation direction information.
In this embodiment, as a preferred embodiment, the central processor determines the type of organism, including human and animal, based on the frequency range of the electric field signal of the target organism in the radar monitoring data; the generated alarm instructions for different biological types include alarm instructions for humans and alarm instructions for animals.
In this embodiment, as a preferred embodiment, the central processor receives a parameter configuration instruction sent by a vehicle central control system of the working machine through the serial port module, and configures a monitoring parameter of the central processor according to the parameter configuration instruction;
the monitored parameters include any one or more of the following: monitoring range parameters, early warning range parameters, dangerous automatic shut-down range parameters and electronic fence area parameters; wherein:
the monitoring range parameter is used for restraining the range of radar detection;
the early warning range parameter is used for restricting the range of outputting alarm information;
the dangerous automatic shut-down range parameter is used for restricting the range of the automatic shut-down working machine;
the electronic fence area parameters are used for restraining the range of a safety area or a dangerous area;
and the set area parameters are used for restricting the range of the safety activity area of the staff.
Further, in this preferred embodiment:
the radar detection range is a monitoring range, and comprises: the monitoring radar is used as a circle center, the distance is a circular range of a radius, the monitoring range parameter can be set to be a sector range, the monitoring range parameter is mainly used for restraining the radar detection range, for example, the safety range of machine operation is 200 meters, and the monitoring range parameter can be generally set to be 0-250 meters.
The early warning range parameter can be set to be 200-220 meters.
The dangerous automatic shut-down range parameter may be set to 0-200 meters.
The living beings entering the monitoring range can be detected by the radar and displayed on a radar screen, the living beings entering the early warning range can send out audible and visual alarms, and inform an operator that the living beings entering the dangerous range can automatically shut down the machine. The electronic fence area is a marking range manually defined by an operator in a monitoring range, the range can be set as a safe area, people in the area cannot give an alarm, the electronic fence area can also be set as a dangerous area, and workers entering the area can be given an alarm or directly cause the machine to automatically stop.
In this embodiment, as a preferred embodiment, the alarm system is mounted on the operating machine, comprising: a speaker and LED high flash alarm light;
the alarm instruction comprises an alarm instruction for a person and an alarm instruction for an animal, and correspondingly, corresponding alarm information is output, and the alarm instruction comprises:
aiming at the alarm information of the person, outputting sound and light alarm information through a loudspeaker and/or an LED high-flash alarm lamp, or outputting alarm information through a two-way communication mode;
and outputting infrasonic wave alarm information which resonates with the animal through a loudspeaker aiming at the alarm information of the animal.
In this embodiment, as a preferred embodiment, the identification marking system, which is worn on the staff, comprises an electromagnetic oscillator and a power supply battery; wherein:
the electromagnetic oscillator is used for sending out electromagnetic signals which can be captured and identified by the radar monitoring system;
the power supply battery is used for providing power for the electromagnetic oscillator.
The utility model provides a biological intrusion monitoring alarm system, which mainly comprises four parts, namely a radar monitoring system, a central processing system, an alarm system and an identification marking system. Wherein:
the radar monitoring system mainly comprises a vital sign detection radar, a conveyor belt, a stepping motor and an encoder, wherein the vital sign detection radar, the conveyor belt, the stepping motor and the encoder are arranged at the top of the machine. The vital sign detection radar is used for detecting an ultralow frequency electric field emitted by heart and lung of a living body (such as an ultralow frequency electric field emitted by heart beating and the like), the electric field can pass through barriers such as reinforced concrete, steel plates and the like, is captured by the detection radar, is often used for detecting search and rescue survivors, and can distinguish electric field frequencies of people and animals. The stepping motor drives the vital sign detection radar to rotate 360 degrees on the horizontal plane through the driving belt, and captures the biological electric field signals sent out around. The encoder is used for acquiring the rotation angle of the motor, can detect the irradiation direction of the radar in real time, and transmits data to the central processing unit for drawing an intrusion monitoring radar chart.
The central processing system includes: the central processing unit, the power calculation board card, the embedded control system, the CAN communication module and the serial port communication module are generally arranged at the position of the cockpit. The central processing unit integrates all data and resources, analyzes and judges radar data, and interacts with each module. The computing power board provides computing power support for processes with huge computation power possibly needed by the system, such as the splicing of radar data, filtering, rendering of a visual interface and the like. Because the radar detects a sector surface, the angle data transmitted by the encoder and the data detected by the radar are rotationally accumulated and spliced to obtain the data of a circular surface, and the observation and calculation are more convenient. By filtering, some clutter models, including surrounding radio clutter, mechanical disturbances, etc. can be filtered out. The method adopted is high-pass filtering, low-pass filtering, kalman filtering and the like. The embedded control system controls the stepping motor of the radar monitoring system, the alarm component of the alarm system and other external modules, provides driving pulse data for the modules, such as PWM pulse for controlling the motor, light pulse data and audio pulse data for controlling the audible and visual alarm, and is directly controlled by the central processing unit. The CAN communication module is mainly connected with a control system of a large machine, and when an intrusion target is found to enter a high-risk area, the CAN communication module CAN automatically control the machine to stop operation so as to prevent dangers.
The serial port communication module is mainly communicated with the vehicle machine, the generated radar chart is sent and displayed on a vehicle central control screen, surrounding conditions are convenient for operators to intuitively know, meanwhile, the operators can provide configuration parameters such as a monitoring range, an early warning range and a dangerous automatic closing range for the serial port module, a virtual electronic fence can be defined, and a key monitoring early warning appointed area is monitored.
The alarm system mainly comprises a high-power loudspeaker and an LED high-flash alarm lamp which are arranged at four corners of the machine, when a living organism invades, the system can judge whether the living organism invades a person or an animal, if the living organism invades the animal, the system can send out infrasonic waves (15-20 HZ, avoiding the resonance frequency of a human body and controlling the radiation range) which are resonated with the animal to drive the living organism. If the vehicle is a person or a vehicle driven by the person, a short alarm is sent out, the person is informed that the person or the vehicle is in a dangerous work area, the person is required to leave as soon as possible, and the warning lamp is flashed to pay attention to the person. The more the opponent gets close, the more the alarm sound is jerky, and the higher the frequency of flashing the alarm lamp.
The biological recognition system is a small electromagnetic generator which is worn on the chest of a person working in a monitoring area to prevent false alarm and interference to a monitoring radar, the recognition marking system consists of a power supply battery and an electromagnetic oscillator, the electromagnetic oscillator can send out electromagnetic signals which can be obviously captured and recognized by a vital sign detection radar, and after the radar recognizes the electromagnetic signals, biological echoes near the range of 2m of the electromagnetic signals are filtered out and are not used as invasion targets.
According to the biological intrusion monitoring alarm system provided by the embodiment of the utility model, the vital sign detection radar is adopted as a detector for the intrusion of the living body, the radar is driven by the motor to rotate to realize 360-degree horizontal and 90-degree vertical omnibearing monitoring, data scanned by the radar are transmitted into the central processing system for filtering and analysis, an intrusion monitoring radar image is generated, an acousto-optic alarm or an acoustic alarm is sent out of the living body entering the early warning range and positioned in real time, the machine can be automatically stopped under an emergency, the personal safety is protected, and meanwhile, the biological recognition system is also provided to prevent the interference caused by the personnel entering the monitoring area to the system. The biological intrusion monitoring alarm system provided by the embodiment of the utility model can work for 24 hours in all weather without interference of obstacles such as environment, climate, wall, metal and the like, has better early warning and monitoring capability on intrusion of pedestrians, vehicles and animals, has wide coverage range and high automation degree, can reduce additional labor cost, and can greatly reduce the probability of personal safety accidents.
The biological intrusion monitoring and alarming system provided by the embodiment of the utility model is particularly suitable for intrusion monitoring and alarming of large machinery. The large-scale machines include, but are not limited to, large-scale cranes, large-scale excavators, large-scale machine tool production lines, large-scale wood harvesters, large-scale building demolishers, large-scale dynamic compaction machines and the like, which have dangerous operations with range uncertainty.
Fig. 4 is a flowchart of a method for monitoring and alarming an intrusion of a living body according to an embodiment of the present utility model.
As shown in fig. 4, the method for monitoring and alarming an intrusion of a living body provided in this embodiment may include the following steps:
s100, performing real-time radar monitoring on organisms in a monitoring area, generating electromagnetic signals for identifying staff and feeding back to a radar monitoring system, and filtering organism echoes in a set range of the electromagnetic signals outside the set area to obtain radar irradiation direction information and radar monitoring data of target organisms;
s200, generating an intrusion monitoring radar chart according to radar irradiation direction information, and displaying radar monitoring data on the intrusion monitoring radar chart;
s300, generating alarm instructions aiming at different biological types according to radar monitoring data, and outputting corresponding alarm information according to the alarm instructions.
In this embodiment, as a preferred embodiment, the following steps may be further included:
s000, after the working machine is started, configuring parameters required by intrusion monitoring and alarming, wherein the parameters comprise any one or more of the following: monitoring range parameters, early warning range parameters, dangerous automatic shut-down range parameters, electronic fence area parameters and set area parameters; wherein:
the monitoring range parameter is used for restraining the range of radar detection;
the early warning range parameter is used for restricting the range of outputting alarm information;
the dangerous automatic shut-down range parameter is used for restricting the range of the automatic shut-down working machine;
the electronic fence area parameters are used for restraining the range of a safety area or a dangerous area;
and the set area parameters are used for restricting the range of the safety activity area of the staff.
The method for monitoring and alarming an intrusion of a living body according to the above embodiment of the present utility model will be described in further detail with reference to a specific application example, in which the method provided by the above embodiment of the present utility model is implemented based on the system for monitoring and alarming an intrusion of a living body according to the above embodiment of the present utility model.
After the equipment is started, an operator firstly configures a biological intrusion monitoring alarm system on a central control screen, such as a range to be monitored (0-500 m), an alarm range, a dangerous alarm range, an electronic fence area and the like, the system transmits configuration parameters to a central processing unit through a serial port module, the central processing unit starts vital sign detection radars after setting each configuration, the vital sign detection radars transmit detected data to the central processing unit in real time, meanwhile, the central processing unit transmits control instructions to an embedded control system, and the embedded control system controls a stepping motor to rotate, so that the vital sign detection radars are driven to rotate, and 360-degree detection is carried out. The encoder monitors the rotating angle of the radar in real time and synchronizes the data to the central processor, the central processor puts radar data and angle information into the power computing board card for radar data splicing, the fan-shaped radar data are spliced into circular radar data and filtered, a visual radar map interface is rendered, the central processor transmits the radar map data to the vehicle central control system through the serial port module, and an operator looks over the radar map data in real time through the central control screen. The staff wearing the identification mark system in the monitoring area can send out the electric wave which can be detected and identified by the vital sign detection Lei Daming through the identification mark system, the central processing unit marks the staff as normal after monitoring the targets of the electric wave, and automatically shields any biological signals within the range of two meters of the target accessory, and unless the staff enters the set area defined by the operator, the invasion of the system to the staff after the identification can not send out alarm prompt.
The set region parameters can be defined according to set attributes of the electronic fence region parameters.
When personnel, animals and vehicles not wearing the biological recognition system enter a monitoring area, a high-frequency pulse signal emitted by the radar interacts with a low-frequency electric field emitted by heart and lung of a human body, the generated echo is captured by the radar, the distance of the direction of a target is determined, data are transmitted to a central processing unit, the central processing unit sends out a control instruction to an embedded control system, the embedded control system controls the audible and visual alarm system to emit an audible and visual alarm signal, and if the invading target is an animal, an infrasonic wave is emitted to drive. Meanwhile, the data of the intrusion target CAN be displayed on a radar chart of a central control screen of the vehicle-mounted system through the serial port module, the radar chart is marked with red color and gives an alarm, an operator is informed of the intrusion of external personnel, the operator CAN communicate with security and take corresponding measures, if the intrusion target reaches a dangerous alarm area, the alarm system CAN give out a rapid audible and visual alarm message, and the central processing unit CAN control the vehicle control system to stop working through the CAN communication module and wait for the processing of staff.
In the technical scheme provided by the embodiment of the utility model, the adopted alarm mode is not limited to audible and visual alarm, but also comprises other possible alarm modes, including informing workers near an intrusion target to go to the target point for processing, and monitoring, warning, bidirectional communication and the like by approaching the intrusion target through an unmanned aerial vehicle.
When large machinery works, the working range can reach hundreds of meters at times, and the movement under the suspension arm is extremely dangerous, and because the working range is wide, the invasion supervision of non-staff is difficult. According to the biological intrusion monitoring alarm system and the biological intrusion monitoring alarm method provided by the embodiment of the utility model, operators can see all states of workers, intruders and animals in hundreds of meters in a steering cabin, can clearly locate the positions of the workers, the intruders and the animals, the automatic alarm system can warn and drive away the external personnel, and the system can automatically stop working when a target enters the dangerous working range of the boom, so that the personal safety is protected to the greatest possible extent.
It should be noted that, the steps in the method provided by the present utility model may be implemented by using corresponding modules, devices, units, etc. in the system, and those skilled in the art may refer to a technical scheme of the system to implement a step flow of the method, that is, an embodiment in the system may be understood as a preferred example of implementing the method, which is not described herein.
The foregoing embodiments of the present utility model are not all well known in the art.
The foregoing describes specific embodiments of the present utility model. It is to be understood that the utility model is not limited to the particular embodiments described above, and that various changes and modifications may be made by one skilled in the art within the scope of the claims without affecting the spirit of the utility model.
Claims (8)
1. A biological intrusion monitoring alarm system, comprising: the system comprises a radar monitoring system, a central processing system, an alarm system and an identification marking system; wherein:
the radar monitoring system is used for acquiring radar monitoring data of a target organism in real time and transmitting radar irradiation direction information and the radar monitoring data to the central processing system;
the central processing system is used for controlling the radar monitoring system and is in control connection with a control system of the working machine; meanwhile, according to the radar irradiation direction information, an intrusion monitoring radar chart is generated and sent to a vehicle-machine central control system of the working machine; generating alarm instructions aiming at different biological types according to the radar monitoring data and sending the alarm instructions to the alarm system; the radar monitoring data are sent to a vehicle-to-machine central control system of the working machine and are displayed on the intrusion monitoring radar chart;
the alarm system outputs corresponding alarm information according to the alarm instruction;
the identification marking system is used for generating electromagnetic signals and feeding the electromagnetic signals back to the radar monitoring system, and the radar monitoring system is used for filtering organism echoes within the electromagnetic signal setting range outside the setting area; the identification marking system is worn on a worker and comprises an electromagnetic oscillator and a power supply battery; wherein: the electromagnetic oscillator is used for sending out electromagnetic signals which can be captured and identified by the radar monitoring system; the power supply battery is used for providing power supply for the electromagnetic oscillator;
the central processing system is installed in a cockpit of a work machine, and comprises: the system comprises a central processing unit, a power computing board card, an embedded control system, a CAN communication module and a serial port communication module, wherein the power computing board card, the embedded control system, the CAN communication module and the serial port communication module are connected with the central processing unit; wherein:
the central processing unit is connected with a vehicle-to-machine central control system of the operation machine through the serial port communication module and is used for sending the intrusion monitoring radar chart and the radar monitoring data; the central processing unit receives a parameter configuration instruction sent by a vehicle central control system of the operation machine through the serial port communication module, and configures monitoring parameters of the central processing unit according to the parameter configuration instruction; the monitoring parameters include: dangerous automatic shut-down range parameters and set regional parameters; wherein: the dangerous automatic shut-down range parameter is used for restricting the range of the automatic shut-down working machine; the set region parameters are used for restricting the range of the safety activity region of the staff;
the central processing unit is connected with a control system of the working machine through the CAN communication module and is used for controlling the control system of the working machine to carry out scram operation;
the central processing unit is respectively connected with the radar monitoring system and the alarm system through the embedded control system and is used for controlling the rotation of the radar monitoring system and the alarm system to output alarm information;
the central processing unit is respectively in communication connection with the radar monitoring system and is used for receiving the radar irradiation direction information and the radar monitoring data and generating alarm instructions for different biological types according to the radar monitoring data;
the power computing board card is used for providing power computing support and generating an intrusion monitoring radar chart according to the radar irradiation direction information.
2. The biont intrusion monitoring alarm system of claim 1 wherein the radar monitoring system is mounted on top of a work machine, comprising: the vital sign detection radar, a transmission belt, a stepping motor and an encoder; wherein:
the vital sign detection radar is in driving connection with the stepping motor through the driving belt and rotates 360 degrees on a horizontal plane under the driving of the stepping motor, and is used for acquiring radar monitoring data of target organisms in the surrounding environment in real time;
the encoder is arranged below the vital sign detection radar and used for acquiring the rotation angle of the vital sign detection radar and ascertaining the radar irradiation direction of the vital sign detection radar in real time.
3. The system of claim 1 or 2, wherein the radar monitoring system acquires radar monitoring data of a target organism in real time, comprising: electric field signals, directions and distances of the target organism; wherein:
the radar monitoring system detects ultralow-frequency electric field signals emitted by heart and lung of a target organism in real time to obtain electric field signals of the target organism;
the radar monitoring system transmits high-frequency pulse signals and interacts with low-frequency electric field signals transmitted by heart and lung of a target organism, and generated echo signals are captured by the radar monitoring system to determine the direction and distance of the target organism.
4. The system of claim 1, wherein the central processor determines a type of organism from a frequency range of an electric field signal of a target organism in the radar monitoring data, the type of organism including a human and an animal; the generated alarm instructions for different biological types include alarm instructions for humans and alarm instructions for animals.
5. The biont intrusion monitoring alarm system of claim 1, wherein the monitored parameters further comprise any one or more of: monitoring range parameters, early warning range parameters and electronic fence area parameters; wherein:
the monitoring range parameter is used for restraining the range of radar detection;
the early warning range parameter is used for restricting the range of outputting alarm information;
and the electronic fence area parameters are used for restraining the range of the safety area or the dangerous area.
6. The biont intrusion monitoring alarm system of claim 1 wherein the alarm system is mounted on an operating machine comprising: a speaker and LED high flash alarm light;
the alarm instruction comprises an alarm instruction for a person and an alarm instruction for an animal, and correspondingly, corresponding alarm information is output, and the alarm instruction comprises:
aiming at the alarm information of the person, outputting sound and light alarm information through the loudspeaker and/or the LED high-flash alarm lamp, or outputting alarm information through a two-way communication mode;
and outputting infrasonic wave alarm information which resonates with the animal through the loudspeaker aiming at the alarm information of the animal.
7. A method for monitoring and alarming for intrusion of an organism, comprising:
performing real-time radar monitoring on organisms in a monitoring area, generating electromagnetic signals for identifying staff and feeding back the electromagnetic signals to a radar monitoring system, and filtering organism echoes in a set range of the electromagnetic signals outside a set area to obtain radar irradiation direction information and radar monitoring data of target organisms; the identification marking system is worn on the body of a worker and comprises an electromagnetic oscillator and a power supply battery; wherein: the electromagnetic oscillator is used for sending out electromagnetic signals which can be captured and identified by the radar monitoring system; the power supply battery is used for providing power supply for the electromagnetic oscillator;
generating an intrusion monitoring radar chart according to the radar irradiation direction information, and displaying the radar monitoring data on the intrusion monitoring radar chart;
generating alarm instructions aiming at different biological types according to the radar monitoring data, and outputting corresponding alarm information according to the alarm instructions;
a central processing system is mounted in a cockpit location of a work machine, comprising: the system comprises a central processing unit, a power computing board card, an embedded control system, a CAN communication module and a serial port communication module, wherein the power computing board card, the embedded control system, the CAN communication module and the serial port communication module are connected with the central processing unit; wherein:
the central processing unit is connected with a vehicle-to-machine central control system of the operation machine through the serial port communication module and is used for sending the intrusion monitoring radar chart and the radar monitoring data; the central processing unit receives a parameter configuration instruction sent by a vehicle central control system of the operation machine through the serial port communication module, and configures monitoring parameters of the central processing unit according to the parameter configuration instruction; the monitoring parameters include: dangerous automatic shut-down range parameters and set regional parameters; wherein: the dangerous automatic shut-down range parameter is used for restricting the range of the automatic shut-down working machine; the set region parameters are used for restricting the range of the safety activity region of the staff;
the central processing unit is connected with a control system of the working machine through the CAN communication module and is used for controlling the control system of the working machine to carry out scram operation;
the central processing unit is respectively connected with the radar monitoring system and the alarm system through the embedded control system and is used for controlling the rotation of the radar monitoring system and the alarm system to output alarm information;
the central processing unit is respectively in communication connection with the radar monitoring system and is used for receiving the radar irradiation direction information and the radar monitoring data and generating alarm instructions for different biological types according to the radar monitoring data;
the power computing board card is used for providing power computing support and generating an intrusion monitoring radar chart according to the radar irradiation direction information.
8. The method of biological intrusion monitoring and alarm of claim 7 further comprising:
after the working machine is started, parameters required by intrusion monitoring and alarming are configured, and the parameters further comprise any one or more of the following: monitoring range parameters, early warning range parameters and electronic fence area parameters; wherein:
the monitoring range parameter is used for restraining the range of radar detection;
the early warning range parameter is used for restricting the range of outputting alarm information;
and the electronic fence area parameters are used for restraining the range of the safety area or the dangerous area.
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| CN115641553B (en) * | 2022-12-26 | 2023-03-10 | 太原理工大学 | Online detection device and method for invaders in heading machine working environment |
| CN117368930B (en) * | 2023-10-18 | 2024-05-31 | 山东飞天光电科技股份有限公司 | Railway construction anti-intrusion monitoring system based on laser radar |
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Denomination of invention: Biological intrusion monitoring and alarm system and methods Granted publication date: 20230811 Pledgee: Minhang Branch of Shanghai Rural Commercial Bank Co.,Ltd. Pledgor: Shanghai Haibo Intelligent Technology Co.,Ltd. Registration number: Y2024310000088 |