CN116672629A - Monitoring method and application of safety hook for overhead working personnel - Google Patents

Monitoring method and application of safety hook for overhead working personnel Download PDF

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Publication number
CN116672629A
CN116672629A CN202310750720.9A CN202310750720A CN116672629A CN 116672629 A CN116672629 A CN 116672629A CN 202310750720 A CN202310750720 A CN 202310750720A CN 116672629 A CN116672629 A CN 116672629A
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China
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main body
altitude
aerial
safety
personnel
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廖树忠
吴勋华
潘桂彬
陈开作
魏晓芝
王坦
王勇俊
陈文生
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Poly Changda Engineering Co Ltd
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Poly Changda Engineering Co Ltd
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Priority to CN202310750720.9A priority Critical patent/CN116672629A/en
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    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62BDEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B35/00Safety belts or body harnesses; Similar equipment for limiting displacement of the human body, especially in case of sudden changes of motion
    • A62B35/0006Harnesses; Accessories therefor
    • A62B35/0025Details and accessories

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  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Image Processing (AREA)

Abstract

The application discloses a monitoring method and application of a safety hook of an overhead worker, which relate to the technical field of safety equipment for overhead workers, and comprise the steps of space calibration of camera equipment, identification of the overhead worker, altitude monitoring of the worker and real-time monitoring of a safety belt hook, in particular to a monitoring method and application of the safety hook of the overhead worker; the technical problem that once the safety hook of the overhead working personnel has the conditions of lock catch miss-lapping, position error hanging and the like, the life safety of the personnel is seriously affected is solved: the altitude of the high-altitude operation personnel and the position of the safety hook are monitored in real time, and the normal high-altitude operation personnel and the abnormal high-altitude operation personnel are marked, so that the aim of monitoring the high-altitude operation safety of the high-altitude operation personnel is fulfilled.

Description

Monitoring method and application of safety hook for overhead working personnel
Technical Field
The application relates to the technical field of high-altitude operation safety equipment, in particular to a monitoring method and application of a high-altitude operation personnel safety hook.
Background
Along with the development of the building industry and the increase of population density, high-rise buildings are as continuous as the bamboo shoots after raining, the cities where the high-rise buildings stand need various personnel to carry out high-altitude operation, how to ensure the safety of high-altitude operation personnel becomes a key problem, and generally when the constructors work at high places, the safety of the constructors is ensured by adopting a mode of wearing safety belts on the constructors through safety hooks.
The patent publication No. CN112933456A discloses a safety monitoring system and a safety monitoring method for the hanging state of a safety belt for construction, and the safety monitoring system is connected with a background management system in a communication way by adopting a safety belt hanging hook monitoring system and the background management system, the safety belt hanging hook monitoring system is arranged on a hanging hook, the hanging hook is connected with a safety belt, and the safety belt hanging hook monitoring system can judge whether a constructor wearing the safety belt hangs the hanging hook on a fixing piece or not, so that whether the constructor hangs the hanging hook of the safety belt on the fixing piece or not can be monitored in real time, and the problems of low automation degree, low management efficiency and potential safety hazard of wearing management and control of the safety belt of constructors are solved. In addition, by arranging the opening and closing recognition device, the reliability of the hanging and leaning of the safety belt can be improved; through setting up high altitude construction monitoring system, can judge whether constructor is in the high altitude construction state, judge whether constructor leaves the distance of platform edge and be greater than or equal to safe distance.
However, in the process that the personnel of high-altitude operation wear safety equipment, safety hook is a very critical link, safety hook is not only the extrinsic rope of personnel, more personnel's internal life, ground guardianship personnel usually need the frequent overhead staff or rely on equipment such as active altimeter, couple locker to monitor safety hook, so as to ensure safety hook's steady, but in this process because the problem of sunshine, building shadow, ground visual angle, be difficult to guarantee ground guardian's accuracy of judging safety hook state, and rely on equipment such as active altimeter, couple locker to be unfavorable for the economic nature of high-altitude operation, in case when high-altitude operation personnel's safety hook has the hasp to leak, the mistake is hung etc. the condition, all will seriously influence personnel's life safety hook monitoring method and application are provided.
Disclosure of Invention
The application aims to provide a monitoring method and application of a safety hook of an overhead working personnel, which solve the technical problem that the life safety of the personnel is seriously affected once the safety hook of the overhead working personnel has the conditions of missed locking, wrong position hanging and the like.
The aim of the application can be achieved by the following technical scheme:
a monitoring method of safety hooks for high-altitude operators comprises the following steps:
step one: the method comprises the steps of performing space calibration on camera equipment, constructing a calibration relation between an image main body acquired by the camera equipment and a remote building main body, and obtaining the altitude of an aerial working personnel main body through the calibration relation;
step two: identifying the main body of the overhead working personnel by adopting a three-layer neural network mode through the image pickup equipment;
step three: in the process of carrying out high-altitude operation on the high-altitude operation personnel main body, if the imaging equipment cannot acquire the panorama of the building, monitoring the altitude of the high-altitude operation personnel main body in a rolling time domain dynamic calibration mode;
step four: the safety belt hook is detected in real time through the tail end identification of the safety rope, and the normal high-altitude operation personnel main body and the abnormal high-altitude operation personnel main body are marked according to the monitoring result of the safety hook body, and the real-time detection method for the safety hook body comprises the following steps:
s01: firstly, identifying a main body of an aerial working personnel through the second step, and taking the main body as a target person;
s02: carrying out image connected domain processing on a real-time video image acquired by the camera equipment, namely calculating a dynamic banded rope which changes along with an operator as a personnel follow-up connected domain, and identifying the dynamic banded rope as a safety rope for protecting safety;
s03: the intersection point between the safety rope and the main body of the overhead working personnel is identified as a safety hook body, and the safety hook body is detected and identified in real time, and the safety rope and the main body of the overhead working personnel are required to be kept in a connected state at any time, so that the safety rope and the main body of the overhead working personnel are treated as a communicating domain;
s04: the position (x) of the safety hook body can be obtained through the image recognition and utilization step three c ,h c ) Head vertex position (x p ,h p ) And underfoot bottom position (x) q ,h q ) When safety h c +0.2×(h p -h c )≤h c ≤h p -0.2×(h p -h c ) When the height position of the hook body is met, the position of the safety hook body is considered to be accurate and normal, the corresponding high-altitude operation personnel main body is marked as a normal high-altitude operation personnel main body, if the position of the safety hook body is not met, the corresponding high-altitude operation personnel main body is considered to be inaccurate and abnormal, the corresponding high-altitude operation personnel main body is marked as an abnormal high-altitude operation personnel main body, and meanwhile, the altitude position information corresponding to the abnormal high-altitude operation personnel main body is sent to a display terminal to be displayed, and the altitude position information corresponding to the high-altitude operation personnel main body comprises the head top position and the foot bottom position of the high-altitude operation personnel main body.
As a further scheme of the application: the specific construction method of the calibration relation comprises the following steps:
s1: firstly, artificially measuring the length of a building substrate and the corresponding substrate height of the building substrate on the building ground are respectively marked as deltax and h 0 The altitude of the main body of the aerial work device to be measured is denoted as h, the actual altitude of the main body of the aerial work device is denoted as Δz, where Δz=h-h 0 The actual height of the main body of the overhead worker refers to the overhead workThe height difference between the industry personnel main body altitude and the building foundation height;
s2: marking the length of a building substrate in an image main body acquired by an image pickup device as delta x ', and marking the imaging height of the actual height of an aerial working personnel main body in the image main body as delta z';
s3: the altitude h of the main body of the overhead working personnel to be measured can be obtained through the rule of similar triangle judgment, and the altitude h is measured
As a further scheme of the application: the three-layer neural network specifically identifies the main body of the overhead working personnel in the following way:
the method comprises the steps of taking the camera equipment as a video input layer for real-time video acquisition, extracting a static building in the real-time video, forming an image feature extraction layer by feature information and dynamic operator information, and then obtaining an output layer of operators by processing and identifying differences among real-time video image frames acquired by the camera equipment and local dynamic images.
As a further scheme of the application: the specific method of the rolling time domain dynamic calibration mode comprises the following steps: when the main body of the overhead working personnel is used as a focus, and the main body of the overhead working personnel performs overhead working on the surface of a building and needs to gradually rise from the height of a building base, namely, the main body of the overhead working personnel needs to rise from a first area to a second area and then to a third area, when the length of the building base is artificially measured to be deltax, the height of the building base is h 0 In the process, the imaging equipment is used for respectively carrying out space calibration on the length of the building substrate and the actual height of the main body of the aerial worker, namely, the imaging length and the imaging height in the image are respectively marked as delta x' and delta z 1 ' the fourth area of the building and its imaging length are also imaged in the imaging apparatus at the same time as deltax 1 And', calculating the altitude h1 corresponding to the fourth area of the building according to the similar triangle judgment rule.
As a further scheme of the application: general purpose medicineThe specific way of calculating the altitude h1 corresponding to the fourth area by the similar triangle judgment rule is as follows: by the formulaThe altitude h1 and the building partial area length Deltax corresponding to the fourth area can be calculated 1 Here->
In the ascending process of operators, the image pickup device tracks the main body of the overhead operators in the partial area, the images are calibrated in a rolling way along with the time, and the altitude information of the main body position of the overhead operators and the calibration information of the length of the partial area of the building can be obtained.
The method is used for realizing the monitoring method of the safety hook of the overhead working personnel, and the method is deployed in a server end so as to support the application of the monitoring method of the safety hook of the overhead working personnel.
The application has the beneficial effects that:
according to the application, the altitude and the position of the safety hook of the overhead working personnel are monitored in real time, the normal overhead working personnel and the abnormal overhead working personnel are marked, the aim of safely monitoring the overhead working of the overhead working personnel is fulfilled, too many sensors are not needed to be carried on the overhead working personnel, the safety hook of the overhead working personnel can be monitored in real time through the remote image pickup device without depending on the active altimeter, the hook locking device and other devices, the safety risk of the overhead working personnel is reduced, the operation safety of the overhead working personnel is guaranteed, the wearing devices of the overhead working personnel are reduced, and the economy of the overhead working is improved.
Drawings
The application is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic diagram of a frame structure of the present application;
FIG. 2 is a schematic diagram of the calibration relationship of the camera device of the present application;
FIG. 3 is a schematic diagram of the far principle of the application for identifying the high-altitude operators by three-layer neural network;
FIG. 4 is a schematic diagram of the altitude monitoring principle of the present application for an overhead worker;
FIG. 5 is a schematic view of the present application showing an overhead worker, safety line and safety hook;
in the figure: 101. an image main body; 103. an image pickup apparatus; 104. a remote building body; 301. a building surface; 302. a first region; 303. a second region; 304. a third region; 305. a building substrate; 306. a fourth region; 307. a fifth region; 308. a sixth region; 309. a seventh region; 2-1, video input layer; 2-2, an image feature extraction layer; 2-3, an output layer; 2-4, feature information; 2-5, operator information; 401. a main body of an overhead worker; 402. a safety rope; 403. a safety hook body.
Detailed Description
The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Referring to fig. 1-5, the application discloses a method for monitoring safety hooks of overhead workers and application thereof, comprising the following steps:
step one: by performing space calibration on the image pickup device 103, a calibration relation between the image main body 101 acquired by the image pickup device 103 and the remote building main body 104 is constructed, and the altitude of the high-altitude operation personnel main body 401 is obtained through the calibration relation, wherein the specific construction method of the calibration relation is as follows:
s1: the length of the artificial measurement building base 305 and its corresponding base height at the building floor are first noted as Δx and h, respectively 0 The main body of the aerial work personnel to be measured401 altitude is denoted h and the actual altitude of the aerial crew body 401 is denoted Δz, where Δz=h-h 0 The actual height of the aerial worker main body 401 refers to the height difference between the altitude of the aerial worker main body 401 and the building foundation height;
s2: the length of the building base 305 in the image main body 101 acquired by the image pickup apparatus 103 is denoted as Δx ', and the imaging height of the actual height of the aerial worker main body 401 in the image main body 101 is denoted as Δz';
s3: the altitude h of the main body 401 of the aerial work device to be measured can be obtained by the rule of similar triangle judgment, and the altitude h is measured
Step two: the aerial worker main body 401 is identified by the image capturing apparatus 103, where the image capturing apparatus 103 identifies the aerial worker main body 401 by using a three-layer neural network, and the three-layer neural network specifically identifies the aerial worker main body 401 by:
the image pickup device 103 is used as a video input layer 2-1 for real-time video acquisition, static buildings in the real-time video are extracted, characteristic information 2-4 and dynamic operator information 2-5 form an image characteristic extraction layer 2-2, and then an output layer 2-3 of operators is obtained through the difference value between real-time video image frames acquired by the image pickup device 103 and the processing and identification of local dynamic images, so that the identification of an aerial operator main body 401 is completed; it should be noted that, here, a static building refers to a building that does not change much in a real-time video image for a long time;
step three: in the process of performing the aerial work by the aerial work personnel main body 401, if the imaging device 103 cannot acquire the panorama of the building, that is, when the imaging device 103 cannot simultaneously shoot the base height of the building and the actual height of the aerial work personnel main body 401, the method for monitoring the altitude of the aerial work personnel main body 401 by adopting a rolling time domain dynamic calibration mode comprises the following specific steps:
with the aerial working personnel body 401 as a focus, when the aerial working personnel body 401 performs aerial working on the building surface 301, and the elevation of the building substrate 305 is gradually required from the building substrate height, that is, when the aerial working personnel body 401 is required to be elevated from the first region 302 to the second region 303 and then to the third region 304, the length of the building substrate 305 is artificially measured to be Δx, and the height of the building substrate 305 is h 0 At this time, the length of the building base 305 and the actual height of the aerial worker main body 401 are spatially calibrated by the image pickup apparatus 103, respectively, that is, the imaging length and imaging height thereof in the image are labeled as Δx' and Δz, respectively 1 ' also imaged in the image pickup apparatus 103 is a fourth region 306 of the building and its imaging length is Δx 1 ' the altitude h1 corresponding to the fourth area 306 of the building is calculated according to the similar triangle judgment rule, and the altitude h is calculated 1 The specific way of performing the calculation is as follows:
by the formulaThe altitude h1 and the building part area length Deltax corresponding to the fourth area 306 can be calculated 1 Here->
In the process of rising of operators, the image of the aerial operator main body 401 of the follow-up tracking partial area of the image pickup device 103 is calibrated continuously in a rolling way along with the time, so that altitude information of the position of the aerial operator main body 401 and calibration information of the length of the building partial area can be obtained:
for example:
in the dynamic lifting process of the main body 401 of the high-altitude operation staff, a rolling time domain dynamic calibration mode is continuously used, so that the altitude of the main body 401 of the high-altitude operation staff can be monitored under the condition that the view of the building substrate 305 is lost, and the building calibration of a building part area can be updated in a rolling mode, so that the data is more accurate;
step four: the tail end of the safety rope 402 connected with the safety hook body 403 is monitored in real time, meanwhile, the normal high-altitude operation personnel body 401 and the abnormal high-altitude operation personnel body 401 are marked according to the monitoring result of the safety hook body 403, when the safety hook body 403 is monitored in real time, the safety hook body 403 is small in size and is generally hung on the waist and abdomen part of the high-altitude operation personnel body 401 and is not easy to observe, so that the safety rope 402 connected with the safety hook body 403 is collected to be identified, the safety hook body 403 is detected in real time through the tail end identification of the safety rope 402, and the safety hook body 403 is detected in real time:
s01: first, the main body 401 of the aerial working personnel is identified through the second step and is used as a target person;
s02: performing image connected domain processing on the real-time video image acquired by the image pickup apparatus 103, namely calculating a dynamic strip rope changing with an operator as a person follow-up connected domain, and recognizing the dynamic strip rope as a safety rope 402 for protecting safety;
s03: the intersection point between the safety rope 402 and the aerial working personnel body 401 is identified as a safety hook body 403, and the safety hook body 403 is detected and identified in real time, so that the safety hook body 403 is required to be hung on the aerial working personnel body 401 at any time when the aerial working personnel body 401 works, and the position of the safety hook body 403 is required to be in the waist and abdomen part, thereby meeting the requirement of safety work, and the safety rope 402 and the aerial working personnel body 401 are required to be kept in a connected state all the time, so that the safety hook body is treated as a communicating area;
s04: in the process of processing the communication area of the image of the real-time video image, if a strip-shaped follow-up area is always recognized in the communication area of the aerial worker main body 401, the safety rope 402 is judged as the safety rope 402, the safety rope 402 is connected with the aerial worker main body 401 through the safety hook main body 403, and the safety rope 402 is connected with the aerial worker main body 401The point is the safety hook body 403, and the position (x) of the safety hook body 403 can be obtained by utilizing the third step of image recognition c ,h c ) Head vertex position (x p ,h p ) And underfoot bottom position (x) q ,h q ) Because of the difference of the body types of the individuals and the dragging of the safety hook body 403, the accurate weight of the position of the safety hook body 403 is set to be +/-0.2, and when the height position of the safety hook body 403 meets the following conditions: h is a c +0.2×(h p -h c )≤h c ≤h p 0.2×(h p -h c ) When the safety hook body 403 is in accurate position and normal monitoring, the corresponding high-altitude operation personnel body 401 is marked as a normal high-altitude operation personnel body 401, if the safety hook body 401 is not in accurate position and abnormal monitoring, the corresponding high-altitude operation personnel body 401 is marked as an abnormal high-altitude operation personnel body 401, meanwhile, the altitude position information corresponding to the abnormal high-altitude operation personnel body 401 is sent to a display terminal for display, the altitude position information corresponding to the high-altitude operation personnel body 401 comprises the head top position and the foot bottom position of the high-altitude operation personnel body 401, and relevant personnel can conveniently check the altitude position and the foot bottom position and timely monitor and manage the altitude position.
The method is used for realizing the monitoring method of the safety hook of the overhead working personnel, and the method is deployed in a server end so as to support the application of the monitoring method of the safety hook of the overhead working personnel.
The working principle of the application is as follows: firstly, through the space calibration of the image pickup device 103, the three-layer neural network mode of a real-time video input layer 2-1, an image feature extraction layer 2-2 and an output layer 2-3 of operators is adopted, dynamic personnel information of high-altitude operation in real-time video acquired by the image pickup device 103 is identified, then the altitude of a high-altitude operator main body 401 is monitored by adopting a rolling time domain dynamic calibration mode, in the dynamic lifting process of the high-altitude operator main body 401, the rolling time domain dynamic calibration mode is continuously adopted, the altitude of the high-altitude operator main body 401 can be obtained for monitoring under the condition that the view of a building substrate 305 is lost, and building calibration of a building partial area can be updated in a rolling mode, so that data is more accurate; and the space calibration of the camera equipment 103, the identification of the aerial working personnel main body 401 and the altitude monitoring of the aerial working personnel main body 401 are carried out, the tail end of the safety rope 402 connected with the safety hook body 403 is monitored in real time, the normal aerial working personnel main body 401 and the abnormal aerial working personnel main body 401 are marked according to the monitoring result of the safety hook body 403, and the altitude position information corresponding to the abnormal aerial working personnel main body 401 is sent to the display terminal for display, so that relevant personnel can check conveniently, timely supervision and management are carried out on the aerial working personnel main body, and the problem of safety guarantee of aerial working under the condition that personnel do not need to wear additional safety monitoring equipment is solved.
The above formulas are all formulas with dimensionality removed and numerical calculation, the formulas are formulas with the latest real situation obtained by software simulation through collecting a large amount of data, and preset parameters and threshold selection in the formulas are set by those skilled in the art according to the actual situation.
The foregoing is merely illustrative of the present application, and the present application is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims (6)

1. The monitoring method for the safety hook of the overhead working personnel is characterized by comprising the following steps of:
step one: through carrying out space calibration on the image pickup equipment (103), constructing a calibration relation between an image main body (101) acquired by the image pickup equipment (103) and a remote building main body (104), and obtaining the altitude of an aerial working personnel main body (401) through the calibration relation;
step two: identifying the main body (401) of the overhead working personnel by adopting a three-layer neural network mode through the image pickup equipment (103);
step three: in the process of carrying out high-altitude operation on the high-altitude operation personnel main body (401), if the imaging equipment (103) cannot collect the panorama of the building, monitoring the altitude of the high-altitude operation personnel main body (401) in a rolling time domain dynamic calibration mode;
step four: the safety belt hook is detected in real time through the tail end identification of the safety rope (402), and the normal high-altitude operation personnel main body (401) and the abnormal high-altitude operation personnel main body (401) are marked according to the monitoring result of the safety hook main body (403), and the specific method for detecting the safety hook main body (403) in real time is as follows:
s01: firstly, identifying an aerial working personnel main body (401) through the second step, and taking the aerial working personnel main body as a target person;
s02: carrying out image connected domain processing on a real-time video image acquired by the image pickup device (103), namely calculating a dynamic banded rope which changes along with an operator as a personnel follow-up connected domain, and identifying the banded rope as a safety rope (402) for protecting safety;
s03: the intersection point between the safety rope (402) and the aerial working personnel main body (401) is identified as a safety hook main body (403), and the safety hook main body (403) is detected and identified in real time, and the safety rope (402) and the aerial working personnel main body (401) are required to be kept in a connected state at all times, so that the safety rope and the aerial working personnel main body (401) are treated as a communicating domain;
s04: the position (x) of the safety hook body (403) can be obtained through the image recognition and utilization step three c ,h c ) And the head vertex position (x) of the overhead working man body (401) p ,h p ) And underfoot bottom position (x) q ,h q ) When the height position of the safety hook body (403) meets h c +0.2×(h p -h c )≤h c ≤h p -0.2×(h p -h c ) When the safety hook body (403) is in accurate position and normal monitoring is considered, the corresponding high-altitude operation personnel body (401) is marked as a normal high-altitude operation personnel body (401), if the safety hook body is not in the correct position and abnormal monitoring is considered, the corresponding high-altitude operation personnel body (401) is marked as an abnormal high-altitude operation personnel body (401),and meanwhile, the altitude position information corresponding to the abnormal high-altitude operator main body (401) is sent to the display terminal for display, and the altitude position information corresponding to the high-altitude operator main body (401) comprises the head top point position and the foot bottom point position of the high-altitude operator main body (401).
2. The method for monitoring the safety hook of the overhead working personnel according to claim 1, wherein the specific construction method of the calibration relation is as follows:
s1: firstly, artificially measuring the length of a building substrate (305) and the corresponding substrate height on the building ground are respectively marked as deltax and h0, the altitude of an aerial worker main body (401) to be measured is marked as h, the actual height of the aerial worker main body (401) is marked as deltaz, and deltaz=h-h 0 The actual height of the aerial worker main body (401) refers to the difference in height between the altitude of the aerial worker main body (401) and the building foundation height;
s2: marking the length of a building substrate (305) in an image main body (101) acquired by an image pickup device (103) as delta x ', and marking the imaging height of the actual height of an aerial worker main body (401) in the image main body (101) as delta z';
s3: the altitude h of the main body (401) of the aerial working personnel to be measured can be obtained by the rule of similar triangle judgment, and the altitude h is measured
3. The method for monitoring the safety hook of the aerial working personnel according to claim 1, wherein the method for specifically identifying the aerial working personnel main body (401) by the three-layer neural network is as follows:
the method comprises the steps of taking the image pickup equipment (103) as a video input layer (2-1) for real-time video acquisition, extracting a static building in a real-time video, forming an image feature extraction layer (2-2) by feature information (2-4) and dynamic operator information (2-5), and then obtaining an output layer (2-3) of an operator by processing and identifying differences among real-time video image frames acquired by the image pickup equipment (103) and local dynamic images.
4. The method for monitoring the safety hook of the overhead working personnel according to claim 1, wherein the method for dynamically calibrating the rolling time domain is as follows: when the aerial worker body (401) is used as a focus and aerial worker body (401) performs aerial work on the building surface (301) and needs to gradually rise from the height of the building substrate, namely, the aerial worker body (401) needs to rise from the first area (302) to the second area (303) and then rise to the third area (304), when the length of the building substrate (305) is artificially measured to be deltax, the height of the building substrate (305) is h 0 In this case, the length of the building base (305) and the actual height of the aerial worker body (401) are spatially calibrated by the imaging device (103), i.e. the imaging length and imaging height in the image are designated as Δx' and Δz, respectively 1 ' A fourth region (306) of the building and its imaging length Deltax are imaged in the imaging device (103) at the same time 1 And', calculating the altitude h1 corresponding to the fourth area (306) of the building according to the similar triangle judgment rule.
5. The method for monitoring the safety hook of the overhead working personnel according to claim 4, wherein the specific way of calculating the altitude h1 corresponding to the fourth area (306) according to the similar triangle judgment rule is as follows: by the formulaThe altitude h1 and the building part area length Deltax corresponding to the fourth area (306) can be calculated 1 Here->
In the ascending process of operators, the imaging equipment (103) tracks the aerial operator main body (401) of the partial area, images are calibrated in a rolling mode continuously along with the time, and altitude information of the position of the aerial operator main body (401) and calibration information of the length of the partial area of the building can be obtained.
6. An application of the monitoring method of the safety hook of the aerial work personnel, which is characterized in that the monitoring method of the safety hook of the aerial work personnel is used for realizing any one of claims 1-5, and the method is deployed in a server end so as to support the application of the monitoring method of the safety hook of the aerial work personnel.
CN202310750720.9A 2023-06-25 2023-06-25 Monitoring method and application of safety hook for overhead working personnel Pending CN116672629A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117351434A (en) * 2023-12-06 2024-01-05 山东恒迈信息科技有限公司 Working area personnel behavior specification monitoring and analyzing system based on action recognition

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117351434A (en) * 2023-12-06 2024-01-05 山东恒迈信息科技有限公司 Working area personnel behavior specification monitoring and analyzing system based on action recognition
CN117351434B (en) * 2023-12-06 2024-04-26 山东恒迈信息科技有限公司 Working area personnel behavior specification monitoring and analyzing system based on action recognition

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