CN113012315B - Safety monitoring system and method for working machine and working machine - Google Patents

Safety monitoring system and method for working machine and working machine Download PDF

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Publication number
CN113012315B
CN113012315B CN202110204791.XA CN202110204791A CN113012315B CN 113012315 B CN113012315 B CN 113012315B CN 202110204791 A CN202110204791 A CN 202110204791A CN 113012315 B CN113012315 B CN 113012315B
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danger
risk
variable
vehicle
preset
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CN113012315A (en
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吕盼杰
王保垒
谢军
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Sany America Inc
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Sany America Inc
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    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C5/00—Registering or indicating the working of vehicles
    • G07C5/08—Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle or waiting time
    • G07C5/0808—Diagnosing performance data
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
    • B66C15/00—Safety gear
    • B66C15/04—Safety gear for preventing collisions, e.g. between cranes or trolleys operating on the same track
    • B66C15/045—Safety gear for preventing collisions, e.g. between cranes or trolleys operating on the same track electrical
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V20/00—Scenes; Scene-specific elements
    • G06V20/50—Context or environment of the image
    • G06V20/56—Context or environment of the image exterior to a vehicle by using sensors mounted on the vehicle
    • G06V20/58—Recognition of moving objects or obstacles, e.g. vehicles or pedestrians; Recognition of traffic objects, e.g. traffic signs, traffic lights or roads
    • G—PHYSICS
    • G07—CHECKING-DEVICES
    • G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
    • G07C5/00—Registering or indicating the working of vehicles
    • G07C5/08—Registering or indicating performance data other than driving, working, idle, or waiting time, with or without registering driving, working, idle or waiting time
    • G07C5/0816—Indicating performance data, e.g. occurrence of a malfunction
    • G07C5/0825—Indicating performance data, e.g. occurrence of a malfunction using optical means
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
    • H04N7/181—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Mechanical Engineering (AREA)
  • Theoretical Computer Science (AREA)
  • Signal Processing (AREA)
  • Alarm Systems (AREA)
  • Emergency Alarm Devices (AREA)
  • Traffic Control Systems (AREA)

Abstract

The invention provides a safety monitoring system and a method for a working machine and the working machine, wherein the system comprises: the sky eye module comprises a computing unit and a camera installed on a target operation machine, the camera is used for shooting an environment image of the target operation machine in a monitoring area corresponding to the camera, and the computing unit is used for acquiring a danger variable according to the environment image and sending the danger variable to the vehicle-mounted terminal; and the vehicle-mounted terminal is used for acquiring the danger value of the target operation machine in the monitoring area according to the danger variable, the radius of the monitoring area and a preset fixed risk variable. According to the invention, the environmental information around the crane is acquired through the camera, and the safety condition of the target operation machine is judged according to the environmental information, and the safety condition is obtained through shooting through the camera, so that an obstacle does not need to be predicted in advance, the method is an active anti-collision mode, and the automation and the high speed of the crane are improved.

Description

Safety monitoring system and method for working machine and working machine
Technical Field
The invention relates to the technical field of engineering machinery, in particular to a safety monitoring system and method for operating machinery and the operating machinery.
Background
With the wider application scale of the crawler crane, working condition scenes suitable for infrastructure, port construction and city construction are more and more complex. Therefore, safety is a focus of the crawler crane, which plays a significant role in the construction process.
The safety of surrounding workers and equipment needs to be considered by crane operators in the operation process, and great potential safety hazards exist.
The safety monitoring mode of the contact sensor crane is end point limit control, and the crane is controlled to decelerate in advance to realize collision avoidance of the crane by a certain distance in front of the contact sensor obstacle. The collision avoidance control mode of the contact sensor is simple to realize and low in cost, but the collision avoidance of a known fixed barrier in the motion direction can only be realized, and the collision avoidance control mode is a passive collision avoidance mode and greatly limits the automation and the high speed of the crane.
Disclosure of Invention
The invention provides a safety monitoring system and method for an operating machine and the operating machine, which are used for overcoming the defect of a passive anti-collision mode in the prior art and realizing active obstacle avoidance.
The invention provides a safety monitoring system for a working machine, which comprises: sky eye module and vehicle terminal, wherein:
the sky eye module comprises a computing unit and a camera installed on a target operation machine, the camera is used for shooting an environment image of the target operation machine in a monitoring area corresponding to the camera, and the computing unit is used for acquiring a danger variable according to the environment image and sending the danger variable to the vehicle-mounted terminal;
and the vehicle-mounted terminal is used for acquiring the danger value of the target operation machine in the monitoring area according to the danger variable, the radius of the monitoring area and a preset fixed risk variable.
According to the safety monitoring system for the working machine, the vehicle-mounted terminal is used for acquiring the danger value of the target working machine in the monitoring area according to the danger variable, the radius of the monitoring area and a preset fixed risk variable, and the danger value is obtained by applying the following formula:
Ai＝KiRi 2+Bi，
wherein A isiRepresenting the hazard value, K, of the ith cameraiRepresenting a risk variable, R, of the ith cameraiRadius of the monitored area of the ith camera, BiAnd representing a preset fixed risk variable corresponding to the ith camera.
According to the safety monitoring system for the working machine, provided by the invention, the vehicle-mounted terminal is further used for judging the danger level of the target working machine according to the danger value, the preset safety threshold and the preset danger threshold, and determining the danger degree of the target working machine according to the danger level.
According to the safety monitoring system for the working machine provided by the invention, the vehicle-mounted terminal is further used for judging the danger level of the target working machine according to the danger value, the preset safety threshold and the preset danger threshold, and the safety monitoring system comprises:
if the danger value is not smaller than the preset safety threshold value, judging that the danger level of the target operation machine is no danger;
and determining the danger level of the target working machine according to the position of the danger value in a danger interval, wherein the danger interval is determined by the preset safety threshold and the preset danger threshold.
According to the present invention, there is provided a safety monitoring system for a working machine, further comprising: a display module and a control module, the risk level including a special risk and a severe risk, wherein:
if the vehicle-mounted terminal judges that the target operation machine is particularly dangerous, warning information is sent to the display module, and the display module prompts flameout according to the warning information;
and if the vehicle-mounted terminal judges that the target operation machine is seriously dangerous, the vehicle-mounted terminal sends a flameout instruction to the control module, and the control module controls the target operation machine to flameout according to the flameout instruction.
According to the safety monitoring system for the working machine, the computing unit is further used for sending the environment image to the vehicle-mounted terminal;
and the vehicle-mounted terminal is also used for sending the environment image to a background so as to monitor the target operation machine through the background.
The invention also provides a crane safety monitoring method, which comprises the following steps:
shooting an environment image of the target operation machine in a corresponding monitoring area of the camera through the camera;
acquiring a dangerous variable according to the environment image through the computing unit, and sending the dangerous variable to the vehicle-mounted terminal;
and acquiring the danger value of the target operation machine in the monitoring area through the vehicle-mounted terminal according to the danger variable, the radius of the monitoring area and a preset fixed risk variable.
The invention also provides a working machine, which comprises the working machine safety monitoring system, and the working machine safety monitoring system is arranged on the working machine.
The invention also provides an electronic device, which comprises a memory, a processor and a computer program stored on the memory and capable of running on the processor, wherein the processor executes the program to realize the steps of any one of the crane safety monitoring methods.
The invention also provides a non-transitory computer readable storage medium having stored thereon a computer program which, when executed by a processor, performs the steps of the crane safety monitoring method as described in any one of the above.
According to the safety monitoring system and method for the operating machine and the operating machine, the camera is used for collecting the environmental information around the crane, and the safety condition of the target operating machine is judged according to the environmental information.
Drawings
In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic diagram of a safety monitoring system for a work machine according to the present disclosure;
FIG. 2 is a schematic view of the present invention providing a camera mounted on a crane;
FIG. 3 is a schematic diagram of a hazard classification according to the present invention;
FIG. 4 is a flow chart of a method for monitoring crane safety provided by the present invention;
fig. 5 is a schematic structural diagram of an electronic device provided in the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
An embodiment of the present invention provides a safety monitoring system for a working machine, as shown in fig. 1, the system includes: a sky-eye module 101 and a vehicle-mounted terminal 102, wherein:
the sky eye module comprises a computing unit and a camera installed on a target operation machine, the camera is used for shooting an environment image of the target operation machine in a monitoring area corresponding to the camera, and the computing unit is used for acquiring a danger variable according to the environment image and sending the danger variable to the vehicle-mounted terminal;
and the vehicle-mounted terminal is used for acquiring the danger value of the target operation machine in the monitoring area according to the danger variable, the radius of the monitoring area and a preset fixed risk variable.
The working machine includes, but is not limited to, a crane, an excavator, and the like, and in the embodiment of the present invention, the crane is described as an example of the working machine.
Specifically, the sky eye module is composed of a plurality of cameras and a computing unit, as shown in fig. 2, the cameras are distributed at each position of the crane, the monitoring area of each camera is different, communication can be performed between each camera and the computing unit, and the "identification area" in the drawing is the monitoring area.
The description is given by taking one of the cameras as an example, the camera captures an environment image of the target crane in a corresponding monitored area, and transmits the environment image to the computing unit, the computing unit identifies obstacle information in the environment image through a corresponding algorithm, the obstacle may be a person or an object, the corresponding algorithm refers to a target identification algorithm, common target identification algorithms include a window sliding algorithm, a candidate area algorithm, a target identification algorithm based on a neural network and the like, the obstacle information in the environment image is identified through the target identification algorithm, and a corresponding risk variable is determined according to the identified obstacle information, for example, the risk variable is 0 when no obstacle exists, and the risk variable is 90 when the obstacle is large.
And then sends the dangerous variable to the vehicle-mounted terminal.
The vehicle-mounted terminal and the top eye module are communicated with the top eye module through a wired network or a wireless network.
The vehicle-mounted terminal judges the danger value of the monitoring area where the target crane is located according to the danger variable, the radius of the monitoring area and the preset fixed risk variable in combination with a corresponding calculation formula, wherein the danger value is a specific numerical value and can be used for quantifying the danger degree of the target crane, so that an operator can be reminded more visually.
Specifically, the radius of the monitoring area refers to a range that can be captured by the camera, and may be set in advance.
According to the safety monitoring system for the operating machinery, the camera is used for collecting the environmental information around the crane, and the safety condition of the target crane is judged according to the environmental information.
On the basis of the foregoing embodiment, preferably, the vehicle-mounted terminal is configured to obtain a risk value of the target work machine in the monitored area according to the risk variable, a radius of the monitored area, and a preset fixed risk variable, and obtain the risk value by applying the following formula:
Ai＝KiRi 2+Bi，
wherein A isiRepresenting the hazard value of the ith camera, KiRepresenting a risk variable, R, of the ith cameraiRadius of the monitored area of the ith camera, BiAnd representing a preset fixed risk variable corresponding to the ith camera.
Specifically, the vehicle-mounted terminal quantifies the risk degree according to the formula. The dangerous variables are transmitted through the cameras, the corresponding dangerous variables of different cameras and the radius of a monitoring area may be different, the preset fixed risk variables are set in advance according to experience and are stored in advance, and the preset fixed risk variables corresponding to different cameras may be different.
On the basis of the foregoing embodiment, preferably, the vehicle-mounted terminal is further configured to determine a risk level of the target work machine according to the risk value, a preset safety threshold value, and a preset risk threshold value, and determine a risk degree of the target work machine according to the risk level.
Specifically, the vehicle-mounted terminal classifies the danger value of the target crane according to the danger value, a preset safety threshold value and a preset danger threshold value to obtain the danger level of the target crane, and determines the danger degree according to the danger level.
The risk level is quantified by a risk value, and a preset safety threshold value represents a safety boundary line, and when the score of the risk value is above the preset safety threshold value, the target crane is safe. If below this preset safety threshold, it indicates that the target crane is dangerous.
The preset danger threshold represents a very dangerous boundary line, and when the danger value is above the preset danger threshold, the target crane is very dangerous, and corresponding measures are required to be taken immediately.
And when the danger value of the target crane is between the preset safety threshold value and the preset danger threshold value, grading the danger degree of the target crane according to the specific size of the danger value.
On the basis of the foregoing embodiment, preferably, the vehicle-mounted terminal is further configured to determine the risk level of the target work machine according to the risk value, a preset safety threshold, and a preset risk threshold, and includes:
if the danger value is not smaller than the preset safety threshold value, judging that the danger level of the target operation machine is no danger;
and determining the danger level of the target working machine according to the position of the danger value in a danger interval, wherein the danger interval is determined by the preset safety threshold and the preset danger threshold.
And if the danger value is not less than the preset safety threshold value, judging that the target operation machine is not dangerous.
In addition, the risk level in the embodiment of the present invention also includes several levels of potential risk, slight risk, moderate risk, special risk and severe risk.
The danger level of the target working machine is determined according to the position of the danger value in the danger zone, and specifically, in the embodiment of the invention, the range between the preset safety threshold and the preset danger threshold is taken as the danger zone.
If the danger value is between the preset safety threshold and the preset safety threshold of the first preset proportion, the target operation machine is judged to be potentially dangerous;
if the danger value is between the preset safety threshold of the second preset proportion and the preset safety threshold of the first preset proportion, judging that the target operation machine is slightly dangerous;
if the danger value is between the preset safety threshold of the third preset proportion and the preset safety threshold of the second preset proportion, judging that the target operation machine is in moderate danger;
if the danger value is between the preset safety threshold value of the fourth preset proportion and the preset safety threshold value of the third preset proportion, judging that the target operation machine is particularly dangerous;
and if the danger value is between a preset danger threshold value and a preset safety threshold value of the fourth preset proportion, judging that the target operation machine is seriously dangerous.
Specifically, as shown in fig. 3, in the embodiment of the present invention, the hazard value is divided into 6 levels, the preset safety threshold is C, the preset calibration value is D, and the specific level division method is as follows:
the first preset proportion is 80%, the second preset proportion is 60%, the third preset proportion is 40%, and the fourth preset proportion is 20%.
When the danger value is not less than the preset safety threshold value, namely AiAnd if the current value is more than or equal to C, judging that the target operation machine is not dangerous, and defining the danger grade as 0 grade.
When the danger value is between the preset safety threshold and the preset safety threshold of the first preset proportion, namely 80% C is less than or equal to AiIf so, judging that the target working machine is a potential danger, and defining the danger level as level 1.
When the danger value is between the preset safety threshold value of the second preset proportion and the preset safety threshold value of the first preset proportion, namely 60 percent C is less than or equal to AiIf the current value is less than 80% C, the target working machine is judged to be slightly dangerous, and the danger level is defined as level 2.
When the danger value is between the preset safety threshold of the third preset proportion and the preset safety threshold of the second preset proportion, namely 40% C is less than or equal to AiIf the current value is less than 60% C, the target working machine is judged to be at a moderate risk, and the risk grade is defined as grade 3.
When the danger value is between the preset safety threshold of the fourth preset proportion and the preset safety threshold of the third preset proportion, namely 20% C is less than or equal to AiIf the current value is less than 40% C, the target working machine is judged to be particularly dangerous, and the danger level is defined as 4.
If the danger value is between the preset danger threshold and the preset safety threshold of the fourth preset proportion, namely D is less than or equal to AiIf the current value is less than 20% C, the target work machine is judged to be severely dangerous, and the danger level is defined as 5.
On the basis of the above embodiment, it is preferable to further include: a display module and a control module, the risk level including a special risk and a severe risk, wherein:
if the vehicle-mounted terminal judges that the target operation machine is particularly dangerous, warning information is sent to the display module, and the display module prompts flameout according to the warning information;
and if the vehicle-mounted terminal judges that the target operation machine is seriously dangerous, sending a flameout instruction to the control module, and controlling the target crane to flameout by the control module according to the flameout instruction.
The vehicle-mounted terminal carries out parameter division on surrounding perception information according to the danger value through analyzing parameters, when the danger level is at level 4, the vehicle-mounted terminal sends warning information to the display module, and the display module receives the warning information and prompts a driver to immediately shut down the vehicle.
When the danger level reaches 5-level severe danger, the vehicle-mounted terminal sends a flameout instruction to the control module, and the control module forces the engine of the target crane to flameout.
On the basis of the foregoing embodiment, preferably, the computing unit is further configured to send the environment image to the vehicle-mounted terminal;
and the vehicle-mounted terminal is also used for sending the environment image to a background so as to monitor the target operation machine through the background.
Specifically, the vehicle-mounted terminal enters the environment image through the network and sends the environment image to the background, and the background can not only check the real-time environment image information, but also realize inquiry and playback of historical environment image information.
The invention provides a safety monitoring system of a working machine, which can accurately judge the safety level of a target crane by carrying out a safety evaluation algorithm through a vehicle-mounted terminal; in addition, the display module is used for reminding and warning, and the control module is used for controlling flameout and locking, so that accidents can be reduced; and uploading the environment image to a background by using a wireless network, so that the target crane can be monitored in real time and historical information can be checked.
The embodiment of the invention provides a safety monitoring method for a crane, which comprises the following steps of:
410, shooting an environment image of the target working machine in a monitoring area corresponding to the camera through the camera;
420, acquiring a dangerous variable according to the environment image through the computing unit, and sending the dangerous variable to the vehicle-mounted terminal;
430, acquiring the danger value of the target working machine in the monitoring area according to the danger variable, the radius of the monitoring area and a preset fixed risk variable through the vehicle-mounted terminal.
The present embodiment is a method embodiment corresponding to the above system, and the specific implementation thereof is the same as the above method embodiment, and please refer to the above method embodiment for details, which will not be described herein again.
The embodiment of the invention also provides the working machine, which comprises the working machine safety monitoring system, and the working machine safety monitoring system is arranged on the working machine.
The working machine includes, but is not limited to, an excavator, a crane, and the like.
An embodiment of the present invention provides an electronic device, as shown in fig. 5, the electronic device may include: a processor (processor)510, a communication Interface (Communications Interface)520, a memory (memory)530 and a communication bus 540, wherein the processor 510, the communication Interface 520 and the memory 530 communicate with each other via the communication bus 540. Processor 510 may invoke logic instructions in memory 530 to perform a crane safety monitoring method comprising:
shooting an environment image of the target operation machine in a corresponding monitoring area of the camera through the camera;
acquiring a dangerous variable according to the environment image through the computing unit, and sending the dangerous variable to the vehicle-mounted terminal;
and acquiring the danger value of the target operation machine in the monitoring area through the vehicle-mounted terminal according to the danger variable, the radius of the monitoring area and a preset fixed risk variable.
Furthermore, the logic instructions in the memory 530 may be implemented in the form of software functional units and stored in a computer readable storage medium when the software functional units are sold or used as independent products. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: various media capable of storing program codes, such as a usb disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk, or an optical disk.
In another aspect, the present invention also provides a computer program product, which includes a computer program stored on a non-transitory computer readable storage medium, the computer program including program instructions, when the program instructions are executed by a computer, the computer can execute a crane safety monitoring method provided by the above methods, the method including:
shooting an environment image of the target operation machine in a corresponding monitoring area of the camera through the camera;
acquiring a dangerous variable according to the environment image through the computing unit, and sending the dangerous variable to the vehicle-mounted terminal;
and acquiring the danger value of the target operation machine in the monitoring area through the vehicle-mounted terminal according to the danger variable, the radius of the monitoring area and a preset fixed risk variable.
The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
Through the above description of the embodiments, those skilled in the art will clearly understand that each embodiment can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware. With this understanding in mind, the above-described technical solutions may be embodied in the form of a software product, which can be stored in a computer-readable storage medium such as ROM/RAM, magnetic disk, optical disk, etc., and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device, etc.) to execute the methods described in the embodiments or some parts of the embodiments.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (10)

1. A work machine safety monitoring system, comprising: sky eye module and vehicle terminal, wherein:
the system comprises a sky eye module, a vehicle-mounted terminal and a vehicle-mounted terminal, wherein the sky eye module comprises a computing unit and a camera installed on a target operation machine, the camera is used for shooting an environment image of the target operation machine in a monitoring area corresponding to the camera, and the computing unit is used for acquiring a danger variable according to the environment image and sending the danger variable to the vehicle-mounted terminal; the dangerous variable is determined by the computing unit according to the obstacle information identified by the corresponding algorithm;
the vehicle-mounted terminal is used for acquiring a danger value of the target operation machine in the monitoring area according to the danger variable, the radius of the monitoring area and a preset fixed risk variable; the preset fixed risk variable is preset and corresponds to each camera.
2. The safety monitoring system for the working machine according to claim 1, wherein the vehicle-mounted terminal is configured to obtain a risk value of the target working machine in the monitored area according to the risk variable, a radius of the monitored area, and a preset fixed risk variable, and obtain the risk value by applying the following formula:
Ai＝KiRi 2+Bi，
wherein A isiRepresenting the hazard value, K, of the ith cameraiRepresenting a hazard variable, R, of the ith cameraiRadius of the monitored area of the ith camera, BiAnd representing a preset fixed risk variable corresponding to the ith camera.
3. The work machine safety monitoring system of claim 1, wherein the vehicle-mounted terminal is further configured to determine a risk level of the target work machine according to the risk value, a preset safety threshold value, and a preset risk threshold value, and determine a risk degree of the target work machine according to the risk level.
4. The work machine safety monitoring system of claim 3, wherein the vehicle-mounted terminal is further configured to determine a risk level of the target work machine based on the risk value, a preset safety threshold, and a preset risk threshold, and includes:
if the danger value is not smaller than the preset safety threshold value, judging that the danger level of the target operation machine is no danger;
and determining the danger level of the target working machine according to the position of the danger value in a danger interval, wherein the danger interval is determined by the preset safety threshold and the preset danger threshold.
5. The work machine safety monitoring system of claim 4, further comprising: a display module and a control module, the risk level including a special risk and a severe risk, wherein:
if the vehicle-mounted terminal judges that the target operation machine is particularly dangerous, warning information is sent to the display module, and the display module prompts flameout according to the warning information;
and if the vehicle-mounted terminal judges that the target operation machine is seriously dangerous, the vehicle-mounted terminal sends a flameout instruction to the control module, and the control module controls the target operation machine to flameout according to the flameout instruction.
6. The work machine safety monitoring system of any of claims 1-5, wherein the computing unit is further configured to send the environment image to the in-vehicle terminal;
and the vehicle-mounted terminal is also used for sending the environment image to a background so as to monitor the target operation machine through the background.
7. A crane safety monitoring method based on the work machine safety monitoring system according to any one of claims 1 to 6, comprising:
shooting an environment image of the target operation machine in a corresponding monitoring area of the camera through the camera;
acquiring a dangerous variable according to the environment image through the computing unit, and sending the dangerous variable to the vehicle-mounted terminal; the danger variable is determined by the computing unit according to the obstacle information identified by the corresponding algorithm in the environment image;
acquiring a danger value of the target operation machine in the monitoring area according to the danger variable, the radius of the monitoring area and a preset fixed risk variable through the vehicle-mounted terminal; the preset fixed risk variable is preset and corresponds to each camera.
8. A work machine comprising a work machine safety monitoring system as claimed in any one of claims 1 to 6, the work machine safety monitoring system being provided on the work machine.
9. An electronic device comprising a memory, a processor and a computer program stored on the memory and executable on the processor, wherein the steps of the crane safety monitoring method as claimed in claim 7 are implemented when the processor executes the program.
10. A non-transitory computer readable storage medium, having a computer program stored thereon, wherein the computer program, when being executed by a processor, is adapted to carry out the steps of the crane safety monitoring method according to claim 7.
CN202110204791.XA 2021-02-23 2021-02-23 Safety monitoring system and method for working machine and working machine Active CN113012315B (en)

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CN202110204791.XA CN113012315B (en) 2021-02-23 2021-02-23 Safety monitoring system and method for working machine and working machine

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Application Number Priority Date Filing Date Title
CN202110204791.XA CN113012315B (en) 2021-02-23 2021-02-23 Safety monitoring system and method for working machine and working machine

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Publication Number Publication Date
CN113012315A CN113012315A (en) 2021-06-22
CN113012315B true CN113012315B (en) 2022-07-05

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