KR20210156986A - System for supervising safty of worker and method for supervising safty of worker - Google Patents

Abstract

The present invention relates to a system for supervising safety of a worker and a method for supervising safety of a worker, and more specifically, to a system for supervising safety of a worker and a method for supervising safety of a worker, configured to check a state in which a wearable device unit worn by a worker and a safety device installed at the work site are connected through a safety ring unit and to prevent the worker from accidents that occur. To this end, the system for supervising safety of a worker comprises: a device sensing unit which detects a fastening state between the safety ring unit and the safety device and generates a device fastening signal; a wearable display unit which is carried by a worker or provided in the wearable device unit, receives the device fastening signal in a wired or wireless manner, and displays the fastening state between the safety ring unit and the safety device; a gateway which is placed at the work site, and wirelessly receives the device fastening signal from the wearable display unit; and a management server which receives the device fastening signal from the gateway and monitors the fastening state between the safety ring unit and the safety device.

Description

SYSTEM FOR SUPERVISING SAFTY OF WORKER AND METHOD FOR SUPERVISING SAFTY OF WORKER

The present invention relates to a worker safety supervision system and a worker safety supervision method, and more specifically, confirming that the wearing equipment unit worn by the worker and the safety equipment installed at the work site are normally fastened through the safety ring unit, and the worker It relates to a worker safety supervision system and worker safety supervision method to prevent safety accidents.

In general, various safety accidents that occur at work sites, such as buildings, are most often caused by the negligence of workers. As such, a fall accident of a high-rise building is an example of such negligence.

In order to prevent such a fall accident, each worker has to hang a safety ring connected to his/her body and a rope on the safety equipment for fall prevention installed at the work site (eg, hook, safety line, safety bar, etc.) It is intended to prevent possible fall accidents, but most workers do not put on safety rings because they are cumbersome or inconvenient to work.

Due to the occurrence of such a safety accident, death or injury of human life occurs, disruption of the work process occurs, and social loss is emerging as a very large problem.

Republic of Korea Patent Publication No. 10-0966892 (Title of the invention: Safety management device for construction site using RFID, 2010. 06. 30. Announcement)

It is an object of the present invention to solve the problems of the prior art, to check the state in which the wearable equipment unit worn by the worker and the safety equipment installed at the work site are normally fastened through the safety ring unit, and to prevent the worker's safety accident To provide a worker safety supervision system and worker safety supervision method for

According to a preferred embodiment for achieving the above object of the present invention, the worker safety supervision system according to the present invention includes a wearing equipment unit worn by an operator, safety equipment provided at a work site, the wearing equipment unit and the safety It is an operator safety supervision system for checking the fastening state between the safety hook units for coupling the equipment, the equipment sensing unit for generating a fastening signal by detecting the fastening state between the safety ring unit and the safety equipment; a wearing display unit carried by a worker or provided in the wearing equipment unit, and receiving the equipment fastening signal by wire or wirelessly to display a fastening state between the safety ring unit and the safety equipment; a gateway disposed at the work site and wirelessly receiving the equipment fastening signal from the wearing display unit; and a management server for receiving the equipment fastening signal from the gateway and monitoring the fastening state between the safety ring unit and the safety equipment. In this case, the equipment fastening signal includes: an equipment pressure signal generated by sensing the pressure acting on the equipment sensing unit; and an equipment inertia signal generated by detecting the movement of the safety ring unit; a equipment pressure change signal is generated or calculated based on a change in the equipment pressure signal according to the movement of the safety ring unit, and the management server is provided; a determination algorithm unit that analyzes the equipment fastening signal and the equipment pressure change signal, wherein the determination algorithm unit is configured such that the equipment pressure signal is “true”, the equipment pressure change signal is “true”, and the Only when the equipment inertia signal is "true", it is determined that the safety ring unit is normally fastened to the safety equipment.

Here, the wearable display unit includes: a wearable communication unit that communicates with the equipment sensing unit by wire or wirelessly to receive the equipment fastening signal, and transmits the equipment fastening signal to the gateway through wireless communication; and a display alarm unit for displaying the state of the equipment fastening signal.

The worker safety supervision system according to the present invention is for checking the fastening state between the wearing equipment unit worn by the operator, the safety equipment provided at the work site, and the safety ring unit coupling the worn equipment unit and the safety equipment to each other It is an operator safety supervision system, and a device sensing unit for generating a device fastening signal by detecting a fastening state between the safety ring unit and the safety equipment; a wearing display unit carried by a worker or provided in the wearing equipment unit, and receiving the equipment fastening signal by wire or wirelessly to display a fastening state between the safety ring unit and the safety equipment; a work terminal carried by a work group leader who manages the worker or a safety manager of the work site, and wirelessly receiving the equipment fastening signal from the wearing display unit; and a management server for receiving the equipment fastening signal from the work terminal and monitoring the fastening state between the safety ring unit and the safety equipment. In this case, the equipment fastening signal includes: an equipment pressure signal generated by sensing the pressure acting on the equipment sensing unit; and an equipment inertia signal generated by detecting the movement of the safety ring unit; a equipment pressure change signal is generated or calculated based on a change in the equipment pressure signal according to the movement of the safety ring unit, and the management server is provided; a determination algorithm unit that analyzes the equipment fastening signal and the equipment pressure change signal, wherein the determination algorithm unit is configured such that the equipment pressure signal is “true”, the equipment pressure change signal is “true”, and the Only when the equipment inertia signal is "true", it is determined that the safety ring unit is normally fastened to the safety equipment.

Here, the wearable display unit includes: a wearable communication unit for receiving the equipment fastening signal by communicating with the equipment sensing unit by wire or wirelessly, and transmitting the equipment fastening signal to the work terminal through wireless communication; and a display alarm unit for displaying the state of the equipment fastening signal.

The worker safety supervision system according to the present invention is for checking the fastening state between the wearing equipment unit worn by the operator, the safety equipment provided at the work site, and the safety ring unit coupling the worn equipment unit and the safety equipment to each other It is an operator safety supervision system, and a device sensing unit for generating a device fastening signal by detecting a fastening state between the safety ring unit and the safety equipment; a user terminal carried by an operator and wirelessly receiving the equipment fastening signal from the equipment sensing unit; and a management server for receiving the equipment fastening signal from the gateway and monitoring the fastening state between the safety ring unit and the safety equipment. In this case, the equipment fastening signal includes: an equipment pressure signal generated by sensing the pressure acting on the equipment sensing unit; and an equipment inertia signal generated by detecting the movement of the safety ring unit; a equipment pressure change signal is generated or calculated based on a change in the equipment pressure signal according to the movement of the safety ring unit, and the management server is provided; a determination algorithm unit that analyzes the equipment fastening signal and the equipment pressure change signal, wherein the determination algorithm unit is configured such that the equipment pressure signal is “true”, the equipment pressure change signal is “true”, and the Only when the equipment inertia signal is "true", it is determined that the safety ring unit is normally fastened to the safety equipment.

Here, the wearing display unit, a wear identification unit for giving a wear identification signal to the worker or the wearing equipment unit; a first pressure change unit for generating or calculating a corresponding pressure change signal based on a change in the corresponding pressure signal according to the movement of the operator or the wearing equipment unit or the safety ring unit; a wearable beacon unit for allocating a wearable beacon signal to an operator or the wearable equipment unit, and transmitting the wearable beacon signal to the outside; a temperature/humidity sensing unit for generating a temperature/humidity signal by sensing the temperature and humidity of the operator; Odor detection unit for generating a numerical signal by detecting volatile organic compounds from the operator's breathing or around the operator; Wearing inertia sensing unit for generating a wearing inertia signal by sensing at least one of the movement speed, movement direction, acceleration, angular velocity, and gravity state for each work height of the operator or the worn equipment unit in response to the movement of the operator or the worn equipment unit ; and a wearing height sensing unit for generating a wearing altitude signal by sensing the height of the worker or the worn equipment unit in response to the worker's working height; at least one of them is included.

Here, the equipment sensing unit may include: an equipment communication unit configured to transmit the equipment identification signal to the outside by wire or wirelessly; an equipment pressure sensing unit sensing the pressure acting on the equipment sensing unit to generate the equipment pressure signal; And an equipment inertia sensing unit for generating the equipment inertia signal by detecting at least any one of the movement speed, movement direction, acceleration, angular velocity, and the gravitational state for each work height of the safety ring unit based on the movement of the safety ring unit; Included. At this time, the equipment sensing unit, the equipment identification unit for giving the equipment identification signal to the safety hook unit; Equipment altitude detection unit for generating an equipment altitude signal by sensing the height of the safety hook unit in response to the working height of the operator; And while allocating the equipment beacon signal to the safety ring unit, the equipment beacon unit for transmitting the equipment beacon signal to the outside; At least one of them is further included.

The worker safety supervision system according to the present invention further includes; In this case, the work fastening signal includes: an equipment pressure signal generated by sensing the pressure acting on the worker sensing unit; and an equipment inertia signal generated by sensing the movement of the operator or the worn equipment unit; a work pressure change signal is generated or calculated based on the change in the work pressure signal according to the movement of the operator or the worn equipment unit, , The determination algorithm unit, the safety ring unit is normally fastened to the wearing equipment unit only when the working pressure signal is “true”, the working pressure change signal is “true”, and the work inertia signal is “true” judged to have been

Here, the worker sensing unit includes: a work communication unit for transmitting the work fastening signal to the outside by wire or wirelessly; a working pressure sensing unit sensing the pressure acting on the worker sensing unit to generate a working pressure signal; And work inertia sensing for generating a work inertia signal by detecting at least any one of the moving speed, moving direction, acceleration, angular speed, and gravity state for each work height of the worker or the worn equipment unit based on the movement of the worker or the worn equipment unit includes; In this case, the worker sensing unit may include: a work identification unit configured to provide a work identification signal to the wearable equipment unit; a work altitude sensing unit for generating a work altitude signal by sensing an altitude of the worker or the wearable equipment unit in response to the work height of the worker; and a work beacon unit for allocating a work beacon signal to an operator or the wearing equipment unit, and transmitting the work beacon signal to the outside; at least one is further included.

Here, the determination algorithm unit may include: a pressure monitoring unit monitoring the corresponding pressure signal to determine whether the corresponding pressure signal is “true”; a pressure analysis unit for monitoring the corresponding pressure change signal to determine whether the corresponding pressure change signal is “true”; an inertial monitoring unit for monitoring the corresponding inertial signal to determine whether the corresponding inertial signal is "true"; and a wearing determination unit for determining a fastening state between the wearing equipment unit, the safety ring unit, and the safety equipment according to the monitoring results of the pressure monitoring unit, the pressure analysis unit, and the inertia monitoring unit.

Here, the determination algorithm unit, the identification matching unit for matching the identification signal of the wearing equipment unit and the identification signal of the safety ring unit on the basis of the operator; a beacon monitoring unit for calculating a receiving distance of a beacon signal in response to the worker's working position, and comparing the calculated receiving distance with a preset beacon receiving distance; a second pressure change unit for generating or calculating a pressure change signal based on a change in the corresponding pressure signal according to the movement of the operator or the wearing equipment unit or the safety ring unit; Inertia analysis unit for analyzing the correlation between the inertia signal received in response to the movement of the operator or the wearing equipment unit or the safety hook unit; an altitude monitoring unit for comparing an altitude signal received in response to the movement of the operator or the wearing equipment unit or the safety ring unit with a preset reference altitude signal; Temperature and humidity monitoring unit for monitoring the temperature and humidity signals received based on the operator; Odor monitoring unit for monitoring a numerical signal received based on the operator; and an altitude analysis unit for monitoring an altitude change rate generated or calculated based on a change in an altitude signal received according to time series in response to a worker's working height; It further comprises at least any one of.

In addition, the determination algorithm unit, an altitude change rate unit for generating or calculating the altitude change rate based on the change in the altitude signal according to the movement of the operator or the wearing equipment unit or the safety ring unit; And a fall determination unit for determining the fall state of the operator according to the monitoring result of the altitude change rate; It further comprises at least any one of.

The worker safety supervision method according to the present invention combines a wearing equipment unit worn by a worker, safety equipment provided at a work site, the wearing equipment unit, and the safety equipment using the operator safety supervision system according to the present invention It is a worker safety supervision method for checking the fastening state between the safety ring unit, the pressure monitoring step of monitoring the pressure signal received in the determination algorithm unit; a pressure change step of monitoring a pressure change signal received by the determination algorithm unit, generated by the determination algorithm unit, or calculated by the determination algorithm unit in response to the result of the pressure monitoring step; and an inertial monitoring step of monitoring the inertial signal received by the determination algorithm unit in response to at least a result of the pressure monitoring step among the results of the pressure monitoring step and the results of the pressure change step. Only when the pressure signal is "true", the pressure change signal is "true", and the inertia signal is "true", it is determined that the wearing equipment unit, the safety ring unit, and the safety equipment are normally fastened.

Here, when the pressure signal is "false", the inertia monitoring step is carried out, but if the inertial signal is "true", the wearing equipment unit, the safety ring unit, and the safety equipment are combined in response to the corresponding sensing unit judged as not

Here, if the pressure signal is "false", the inertia monitoring step is carried out, but if the inertia signal is "false", it is determined that the worker is resting or the work is finished.

Here, if the pressure signal is "true", but the pressure change signal is "false", it is determined that the operator has operated the safety ring unit.

Here, when the pressure signal is "true" and the pressure change signal is "true", the inertia monitoring step is performed, but when the inertia signal is "true", the wearing equipment unit and the safety ring unit It is determined that the safety equipment is normally fastened, and if the inertia signal is "false", it is determined that the operator arbitrarily operates the safety ring unit.

The method for supervising worker safety according to the present invention further includes; an altitude monitoring step of comparing an altitude signal received in response to the worker's working height with a preset reference altitude signal; judged to be in a safe condition.

The method for supervising worker safety according to the present invention includes: an altitude monitoring step of comparing an altitude signal received in response to a worker's working height with a preset reference altitude signal; And when the altitude signal is "true", the altitude change rate monitoring step of monitoring the altitude change rate for the worker's working height; further comprising, but, if the altitude change rate is "true", it is determined that the worker falls.

The method for supervising worker safety according to the present invention further includes; a subsequent inertia monitoring step of monitoring the subsequent inertia signal in response to the worker's working height and the rate of change of the altitude; When it is determined as a fall, and the altitude change rate is "true" and the subsequent inertia signal is "false", or when the altitude change rate is "false" and the subsequent inertia signal is "true", the operator is exposed to the risk of falling to be judged as

The method for supervising worker safety according to the present invention further includes; a subsequent inertia monitoring step of monitoring the subsequent inertia signal in response to the worker's working height and the rate of change in altitude, wherein the rate of change in altitude is "false" and the subsequent inertia signal is If "false", it is determined that the operator is in a safe state.

According to the worker safety supervision system and worker safety supervision method according to the present invention, it is confirmed that the worn equipment unit worn by the worker and the safety equipment installed at the work site are normally fastened through the safety ring unit, and the safety accident of the worker is confirmed. It can be prevented.

In addition, the present invention can improve the work efficiency of the worker while grasping the movement status of the worker to the job site, easily grasping the work progress status of the worker.

In addition, the present invention can detect whether a worker enters a hazardous area, and can facilitate the arrangement of safety personnel and structure of the worker for safety measures in case of an emergency.

In addition, since the present invention enables management with a small number of management personnel instead of the manager visually checking the work site, the efficiency of manpower utilization and management can be improved.

In addition, since the present invention analyzes the signal through the determination algorithm unit, it is possible to minimize the volume and weight of the wearing equipment unit and the safety ring unit, and reduce the fatigue of the operator.

In addition, the present invention allows the operator to easily check the fastening state between the wearing equipment unit, the safety ring unit, and the safety equipment through the wearing display unit or the user terminal.

In addition, the present invention confirms the direction in which the operator moved and the movement state of the operator in response to the movement of the operator through the correlation between the equipment inertia signal and the wearing inertia signal or the correlation between the equipment inertia signal and the work inertia signal , it is possible to check the direction in which the safety ring unit has moved and the movement state of the safety ring unit, and it is possible to clarify the fastening state of the safety ring unit and the safety equipment.

In addition, the present invention can prepare for a safety accident such as a fall of a worker through the correlation between the wearing altitude signal and the equipment altitude signal or the correlation between the working altitude signal and the equipment altitude signal.

In addition, the present invention can check the working state of the operator through the temperature and humidity signal.

In addition, the present invention can check the drinking state of the worker through a numerical signal.

In addition, the present invention can match the wearing equipment unit, the safety ring unit and the safety equipment in response to the operator through the identification signal.

In addition, the present invention can prevent the departure of the operator from the work site through the beacon signal, while easily grasping the position of the operator to check the working state of the operator.

In addition, the present invention can be integrated management by collecting the fastening state of the wearing equipment unit, the safety ring unit and the safety equipment.

In addition, the present invention can quickly correct errors in the work site in response to the fastening of the wearable equipment unit, the safety hook unit and the safety equipment, while checking the defects or errors of the units, and quickly solve the problems.

In addition, the present invention can determine the standard for the fastening method and fastening state between the wearing equipment unit and the safety ring unit and the safety equipment.

1 is a view showing a worker safety supervision system according to a first embodiment of the present invention.
2 is a block diagram illustrating a detailed configuration of a wearing display unit in the worker safety supervision system according to the first embodiment of the present invention.
3 is a block diagram illustrating an operator sensing unit in the operator safety supervision system according to the first embodiment of the present invention.
4 is a block diagram illustrating an equipment sensing unit in the worker safety supervision system according to the first embodiment of the present invention.
5 is a block diagram illustrating a decision algorithm unit in the worker safety supervision system according to the first embodiment of the present invention.
6 is a view showing a worker safety supervision system according to a second embodiment of the present invention.
7 is a view showing a worker safety supervision system according to a third embodiment of the present invention.
8 is a flowchart illustrating a method for supervising worker safety according to an embodiment of the present invention.

Hereinafter, an embodiment of a worker safety supervision system and a worker safety supervision method according to the present invention will be described with reference to the accompanying drawings. At this time, the present invention is not limited or limited by the examples. In addition, in describing the present invention, detailed descriptions of known functions or configurations may be omitted in order to clarify the gist of the present invention. In the present invention, the worker safety supervision system may be a safety ring fastening system, and the worker safety supervision method may be a safety ring fastening control method.

The worker who proceeds with the work at the work site wears the wearable equipment unit (10).

At this time, the safety ring unit 20 connects the wearing equipment unit 10 and the safety equipment (which may consist of a fastening ring, a fastening bar, a fastening rope, etc.) provided in the work site.

Wearing equipment unit (10) is provided with a ring coupling portion (11) for coupling with the safety ring unit (20).

The safety ring unit 20 includes a wearing ring portion 21 coupled to the ring coupling portion 11 of the wearing equipment unit 10 , and an equipment ring portion 22 coupled to the safety equipment, and a wearing ring portion 21 . And it may include a connecting rope portion 23 for connecting the equipment hook portion (22).

The wearing ring portion 21 may be detachably coupled to the ring coupling portion 11 as shown in FIG. 1 . At this time, the wearing hook part 21 is rotatable at one end of the wearing hooking part 211 that is hooked to the ring coupling part 11 and the opening of the wearing hooking part 211 is opened and closed. It may include a wearable opening/closing part 212 coupled to each other, and a wearing connection part 213 provided at one end of the wearing hooking part 211 so as to be coupled with the connecting rope part 23 .

The wearing locking part 211 has an opening in a "C" shape or a ring shape so that the ring coupling part 11 is inserted therein to be supported by the hook.

The wear opening/closing part 212 has one end rotatably coupled to one end of the wearing locking part 211 , and when the opening of the wearing locking part 211 is closed, the other end is caught on the other end of the wearing locking part 211 . is supported

Then, the wearing opening and closing part 212 maintains the closed state of the opening of the wearing locking part 211 by the elastic force. In addition, the wearable opening/closing unit 212 by the pressing of the wearing opening/closing unit 212 through the ring coupling unit 11 or the pressing of the wearing opening/closing unit 212 through an external force (such as a force that the operator rotates the wearable opening/closing unit 212). When rotated, the opening of the wearing stopper 211 may be opened. And when the pressing force applied to the wearing opening and closing part 212 is released, the opening of the wearing locking part 211 is closed by the elastic force.

The wearable connection part 213 may be coupled to one end of the connection rope part 23 so that the connection rope part 23 can flow in the wearable connection part 213 through various known forms.

Although not shown, the wearing ring part 21 may be coupled with the ring coupling part 11 so that the wearing ring part 21 can flow in the ring coupling part 11 through a variety of known shapes.

Equipment hook portion 22 may be detachably coupled to safety equipment. At this time, the equipment hook part 22 is a device that is rotatably coupled to one end of the equipment hooking part 221 so that the opening of the equipment hooking part 221 is caught and coupled to the safety equipment, and the opening of the equipment hooking part 221 is opened and closed. It may include an opening/closing unit 222 and an equipment connecting unit 223 provided at one end of the equipment engaging unit 221 to be coupled to the connecting rope unit 23 .

The equipment locking part 221 has an opening in a "C" shape or a ring shape so that safety equipment is inserted therein to be supported by the locking.

The equipment opening/closing unit 222 has one end rotatably coupled to one end of the equipment engaging unit 221 , and when the opening of the equipment engaging unit 221 is closed, the other end is caught at the other end of the equipment engaging unit 221 . is supported Then, the equipment opening/closing unit 222 maintains the closed state of the opening of the equipment engaging unit 221 by the elastic force. In addition, when the equipment opening and closing unit 222 is rotated by pressurization of the equipment opening/closing unit 222 through safety equipment or pressurization of the equipment opening/closing unit 222 through external force (force, etc., the operator rotates the equipment opening/closing unit 222). The opening of the locking part 221 may be opened. And when the pressing force applied to the equipment opening and closing portion 222 is released, the opening of the equipment engaging portion 221 is closed by the elastic force.

The equipment connection part 223 may be coupled to the other end of the connection rope part 23 so that the connection rope part 23 can flow in the equipment connection part 223 through various known forms.

Although not shown, the equipment hook portion 22 may be combined with the safety equipment so that the equipment hook portion 22 can flow in the safety equipment through various known forms.

In the following description, sensing the movement of the operator or the wearing equipment unit 10 means that it is possible to detect the movement speed of the operator, the movement direction of the operator, the state of gravity for each work height, the movement acceleration of the operator, the movement angular velocity of the operator, etc. indicates. In addition, sensing the movement of the safety ring unit 20 means the movement speed of the safety ring unit 20, the movement direction of the safety ring unit 20, the state of gravity by the fastening height of the safety ring unit 20, the safety ring unit It indicates that the movement acceleration of (20), the movement angular velocity of the safety ring unit (20), etc. can be detected.

In addition, in the following description, "true" indicates that the current signal is operated as "on" by a switching operation, or that the current signal is equal to or greater than a preset reference signal when the current signal represents a numerical value. In addition, "false" indicates that the current signal is operated as "off" by a switching operation, or that the current signal is smaller than a preset reference signal when the current signal represents a numerical value.

1 to 5 , the worker safety supervision system according to the first embodiment of the present invention checks whether the wearing equipment unit 10 and the safety equipment and the safety ring unit 20 are fastened at the work site. and to prevent worker safety accidents.

The worker safety supervision system according to the first embodiment of the present invention may include an equipment sensing unit 60 , a wearing display unit 12 , a gateway G, and a management server 40 .

The equipment sensing unit 60 detects the fastening state between the safety ring unit 20 and the safety equipment and generates a equipment fastening signal. In principle, the equipment sensing unit 60 is provided in the equipment hook portion 22 of the safety ring unit 20 when the safety ring unit 20 and the safety equipment are detachably coupled.

Here, the equipment sensing unit 60 may generate an equipment pressure signal by sensing the pressure acting on the equipment sensing unit 60 according to the combination of the safety ring unit 20 and the safety equipment. In addition, the equipment sensing unit 60 may generate an equipment inertia signal according to the movement of the safety ring unit (20). In addition, the equipment sensing unit 60 may generate an equipment altitude signal by sensing the altitude of the safety ring unit 20 in response to the movement of the operator or the wearing equipment unit 10 or the safety ring unit 20 . The equipment pressure signal, the equipment inertia signal, and the equipment altitude signal may be included in the equipment fastening signal.

In addition, the equipment sensing unit 60 may give the equipment identification signal to the safety ring unit (20).

In addition, the equipment sensing unit 60 transmits the equipment fastening signal (equipment pressure signal, equipment inertia signal, equipment altitude signal) and the equipment identification signal to the wear display unit 12 by communicating with the wearing display unit 12 by wire or wirelessly. can The equipment identification signal may be transmitted directly to the gateway (G) through wireless communication.

In addition, the equipment sensing unit 60 may transmit the equipment beacon signal to the outside while allocating the equipment beacon signal to the safety ring unit 20 . The equipment beacon signal may be transmitted to the wearing display unit 12 or the gateway (G) by wireless communication.

In more detail, as shown in FIG. 4 , the equipment sensing unit 60 has an equipment communication unit 65 that transmits an equipment fastening signal to the outsider wearing display unit 12 by wire or wirelessly, and the equipment sensing unit 60 acts on The movement speed, movement of the safety ring unit 20 based on the movement of the equipment pressure sensing unit 62 and the operator or the wearing equipment unit 10 or the safety ring unit 20 to detect the pressure and generate an equipment pressure signal An equipment inertia detection unit 66 for generating an equipment inertia signal by sensing at least any one of a direction, an acceleration, an angular velocity, and a gravitational state for each work height may be included.

In addition, the equipment sensing unit 60 has an equipment identification unit 61 that gives an equipment identification signal to the safety ring unit 20, and the equipment altitude by sensing the altitude of the safety ring unit 20 in response to the working height of the operator. The equipment altitude detection unit 63 for generating a signal, and the equipment beacon unit 63 for allocating the equipment beacon signal to the safety ring unit 20 and transmitting the equipment beacon signal to the outsider wearing display unit 12 or the gateway (G) ), at least one of which may be further included.

The wearing display unit 12 is carried by the operator or provided in the wearing equipment unit 10 . The wearing display unit 12 receives the equipment fastening signal, the equipment identification signal, the equipment beacon signal, the work fastening signal, the work identification signal, and the work beacon signal by wire or wirelessly, and the wearing equipment unit 10 and the safety ring unit 20 and Indicate the state of fastening between safety devices.

Here, the wearing display unit 12 communicates with the equipment sensing unit 60 and the worker sensing unit 50 by wire or wirelessly to provide a equipment fastening signal, an equipment identification signal, an equipment beacon signal, a work fastening signal, a work identification signal, and a work beacon. signal can be received. In addition, the wearing display unit 12 may transmit the received signals to the gateway (G) by wireless communication.

In addition, the wearing display unit 12 may display the state of the equipment fastening signal, the equipment identification signal, the equipment beacon signal, the work fastening signal, the work identification signal, the work beacon signal. In the wearing display unit 12 , a visual and auditory display method may be applied.

In addition, the wearing display unit 12 may give a wear identification signal to the operator or the wearing equipment unit (10).

In addition, the wearing display unit 12 may generate or calculate a pressure change signal based on a change in the pressure signal according to the movement of the operator or the wearing equipment unit 10 or the safety ring unit 10 . As an example, the wearing display unit 12 may generate or calculate an equipment pressure change signal based on a change in the equipment pressure signal according to the movement of the safety ring unit 20 . As another example, the wearing display unit 12 may generate or calculate a working pressure change signal based on a change in the working pressure signal according to the movement of the operator or the wearing equipment unit 10 .

In addition, the wearing display unit 12 may transmit the worn beacon signal to the outside while allocating the worn beacon signal to the operator or the worn equipment unit 10 . The wearable beacon signal may be transmitted to the gateway (G) through wireless communication. The worn beacon signal is matched with a work beacon signal to be described later.

In addition, the wearing display unit 12 may generate a temperature/humidity signal by sensing the temperature and humidity of the operator.

In addition, the wearing display unit 12 may generate a numerical signal by sensing the operator's breathing around or around the operator.

In addition, the wearing display unit 12 may generate a wearing inertia signal according to the movement of the operator or the worn equipment unit (10). The wear inertia signal may be matched to substantially match the work inertia signal to be described later.

In addition, the wearing display unit 12 may generate a wearing altitude signal by sensing the height of the worker or the wearing equipment unit 10 in response to the working height of the operator. The wearing altitude signal may be matched to substantially match the working altitude signal to be described later.

In addition, the wearing display unit 12 may be detachably coupled to the operator or the wearing equipment unit 10 .

In more detail, as shown in FIG. 2 , the wear display unit 12 communicates with the equipment sensing unit 60 and the operator sensing unit 50 by wire or wirelessly to provide an equipment fastening signal, an equipment identification signal, an equipment beacon signal, and a work fastening signal. A wearable communication unit 129 that receives a signal, a work identification signal, and a work beacon signal, and transmits these signals to the gateway (G) by wireless communication, and an equipment fastening signal, an equipment identification signal, an equipment beacon signal, a work fastening signal, and a work An identification signal and a display alarm unit for displaying the status of the work beacon signal may be included.

The display alarm unit includes a first display unit 125 for displaying the state of the equipment fastening signal, a second display unit 126 for displaying the state of the work fastening signal, a matching state between identification signals and a matching state between the beacon signals It may include a wear alarm unit 127 to display.

In addition, the wearing display unit 12 has a wear identification unit 121 that gives a wear identification signal to the worker or the worn equipment unit 10, and the operator or the worn equipment unit 10 or the safety ring unit 20 according to the movement of the A first pressure change unit 122 that generates or calculates a pressure change signal based on a change in the corresponding pressure signal, and a gateway (G) to an outsider while allocating a worn beacon signal to the worker or the worn equipment unit 10 ), a wearable beacon unit (12a) that transmits to, a temperature/humidity sensing unit (12b) that detects the temperature and humidity of the operator and generates a temperature and humidity signal, and a volatile organic compound around the operator or from the operator's breathing to generate a numerical signal. In response to the movement of the sensing unit 12c and the worker or the wearing equipment unit 10, the wearable equipment unit 10 detects and wears at least one of the movement speed, the movement direction, the acceleration, the angular velocity, and the gravity state for each work height. At least any of the wearing inertia sensing unit 123 for generating an inertial signal, and the wearing altitude sensing unit 124 for generating a wearing altitude signal by sensing the altitude of the worker or the wearing equipment unit 10 in response to the working height of the worker One more may be included.

The first pressure change unit 122 generates or calculates a corresponding pressure change signal based on a change in the corresponding pressure signal received in time series in response to the movement of the operator or the wearing equipment unit 10 or the safety ring unit 20. If you can, that's enough.

This wearing display unit 12 is installed on the worn body portion 128 to form the exterior. The wearable body portion 128 may be provided with a wearable and detachable portion (not shown) that is detachably coupled to the operator or the wearable equipment unit 10 .

The gateway (G) is arranged at the job site. When the gateway (G) forms a group of workers, it may be matched to the workers in the unit group. The gateway (G) wirelessly receives the equipment fastening signal, the equipment identification signal, the equipment beacon signal, the work fastening signal, the work identification signal, and the work beacon signal from the wearing display unit 12 . The signals received by the gateway G are transmitted to the management server 40 through wireless communication.

The management server 40 receives signals from the gateway (G) and monitors the fastening state between the wearing equipment unit 10, the safety ring unit 20, and the safety equipment. The management server 40 is provided with a decision algorithm unit 80 for analyzing the received signals.

The worker safety supervision system according to the first embodiment of the present invention may further include a worker sensing unit 50 .

The worker sensing unit 50 generates a work fastening signal by detecting the fastening state between the wearing equipment unit 10 and the safety ring unit 20 . In principle, the operator sensing unit 50 is provided in the wearing ring portion 21 of the safety ring unit 20 when the wearing equipment unit 10 and the safety ring unit 20 are detachably coupled.

Here, the worker sensing unit 50 may generate a working pressure signal by sensing the pressure acting on the worker sensing unit 50 according to the combination of the wearing equipment unit 10 and the safety ring unit 20 . In addition, the operator sensing unit 50 may generate a work inertia signal according to the movement of the operator or the worn equipment unit (10). In addition, the operator sensing unit 50 may generate a work altitude signal by sensing the altitude of the operator or the worn equipment unit 10 in response to the movement of the operator or the worn equipment unit (10). The working pressure signal, the working inertia signal, and the working altitude signal may be included in the working fastening signal.

In addition, the worker sensing unit 50 may provide a work identification signal to the worker or the wearable equipment unit 10 .

In addition, the worker sensing unit 50 communicates with the wearing display unit 12 by wire or wirelessly to transmit a work fastening signal (work pressure signal, work inertia signal, work altitude signal) and a work identification signal to the wear display unit 112 . can The job identification signal may be transmitted directly to the gateway (G) by wireless communication.

In addition, the worker sensing unit 50 may transmit the work beacon signal to the outside while allocating the work beacon signal to the worker or the wearable equipment unit 10 . The work beacon signal may be transmitted to the wearing display unit 12 or the gateway (G) by wireless communication.

In more detail, the worker sensing unit 50 includes a work communication unit 55 that transmits a work fastening signal to the outsider wearing display unit 12 by wire or wirelessly as shown in FIG. 3 , and the worker sensing unit 50 that acts on the The movement speed, movement direction, acceleration, and angular velocity of the operator or the worn equipment unit 10 based on the movement of the operation pressure sensing unit 52 and the operator or the worn equipment unit 10 and the operation pressure detection unit 52 that detects the pressure and generates a work pressure signal. and a work inertia sensing unit 56 for generating a work inertia signal by sensing at least any one of the gravitational states for each work height.

In addition, the worker sensing unit 50 has a work identification unit 51 that gives a work identification signal to the worker or the worn equipment unit 10, and the height of the operator or the worn equipment unit 10 in response to the work height of the operator. The task of allocating a work beacon signal to the work altitude detection unit 53 that detects and generates a work altitude signal, and the worn equipment unit 10, while transmitting the work beacon signal to the outsider wearing display unit 12 or the gateway (G) At least one of the beacon units 53 may be further included.

Then, the determination algorithm unit 80 is the wearable equipment unit 10 and the safety ring unit 20 only when the corresponding pressure signal is "true", the corresponding pressure change signal is "true", and the corresponding inertia signal is "true" ) and safety equipment are judged to be properly connected.

As an example, the determination algorithm unit 80 is the equipment pressure signal is "true", the equipment pressure change signal is "true", only when the equipment inertia signal is "true" the safety ring unit 20 is normal to the safety equipment deemed to have been concluded.

As another example, the determination algorithm unit 80 is only safe when the working pressure signal is operated as "true", the working pressure change signal is operated as "true", and the work inertia signal or the wearing inertia signal is operated as "true" It is determined that the ring unit 20 is normally fastened to the wearing equipment unit 10 .

As another example, when the determination algorithm unit 80 analyzes the correlation between the equipment inertia signal and the wearing inertia signal or the correlation between the equipment inertia signal and the work inertia signal, the operator or the worn equipment unit 10 or the safety ring In response to the movement of the unit 20, the work inertia signal and the wearing inertia signal are generated at substantially the same time, and as the equipment inertia signal is generated with a preset time difference from the work inertia signal or the wearing inertia signal, the worn equipment unit 10 ) and the safety ring unit 20 and the safety equipment are determined to be normally fastened.

In more detail, the determination algorithm unit 80 may include a pressure monitoring unit 83 , a pressure analysis unit 832 , an inertia monitoring unit 84 , and a wearing determination unit 88 as shown in FIG. 5 . can

The pressure monitoring unit 83 monitors the corresponding pressure signal to determine whether the corresponding pressure signal is “true”. For example, the pressure monitoring unit 83 monitors the equipment pressure signal to determine whether the equipment pressure signal is "true". As another example, the pressure monitoring unit 83 monitors the working pressure signal to determine whether the working pressure signal is "true".

The pressure analysis unit 832 monitors the corresponding pressure change signal to determine whether the corresponding pressure change signal is “true”. For example, the pressure analysis unit 832 monitors the equipment pressure change signal to determine whether the equipment pressure change signal is "true". As another example, the pressure analysis unit 832 monitors the working pressure change signal to determine whether the working pressure change signal is "true". As another example, the pressure analyzer 832 may analyze a change in a corresponding pressure signal received in time series.

The inertia monitoring unit 84 monitors the inertia signal to determine whether the inertia signal is “true”. For example, the inertia monitoring unit 84 monitors the equipment inertia signal to determine whether the equipment inertia signal is "true". As another example, the inertia monitoring unit 84 monitors the wearing inertia signal to determine whether the worn inertia signal is "true". As another example, the inertia monitoring unit 84 monitors the work inertia signal to determine whether the work inertia signal is "true".

Wear determination unit 88 determines the fastening state between the wearing equipment unit 10, the safety ring unit 20, and the safety equipment according to the monitoring results of the pressure monitoring unit 83 and the inertia monitoring unit 84 .

The determination algorithm unit 80 may further include an alarm unit 801 that generates a corresponding alarm according to the determination of the wear determination unit 88 . Then, the alarm generated by the alarm unit 801 is a user terminal 30 carried by the worker through the management server 40, and at least one of the work group leader who manages the worker and the safety manager of the work site carries the task Since it is transmitted to at least any one of the terminals 90, it is possible to remind a worker, a work group leader, and a safety manager of the fastening state between the wearing equipment unit 10 and the safety hook unit 30 and the safety equipment.

First, the wearing determination unit 88 is the above-described pressure signal is "true", the above-described pressure change signal is "true", when the above-described inertia signal is "true", the wearing equipment unit 10 and the safety ring It is determined that the unit 20 and the safety equipment are normally fastened. Then, the normal alarm generated through the alarm unit 801 is transmitted to the above-mentioned terminal through the management server 40 .

Second, the wear determining unit 88 is the above-described pressure signal is "true", the above-mentioned pressure change signal is "true", and the above-described inertia signal is "false", when the operator is the safety ring unit 20 It is determined that the operation has been performed, and it is determined that the operator has operated at least one of the equipment sensing unit 60 and the operator sensing unit 50 arbitrarily. Then, the third warning generated through the alarm unit 801 is transmitted to the above-described terminal through the management server 40 .

Third, the wear determination unit 88 determines that the above-described pressure signal is "true", and when the above-described pressure change signal is "false", it is determined that the operator has operated the safety hook unit 20, and the operator is the equipment sensing It is determined that at least one of the unit 60 and the operator sensing unit 50 has been arbitrarily operated. Then, the first warning generated through the alarm unit 801 is transmitted to the aforementioned terminal through the management server 40 .

Fourth, the wear determination unit 88 determines that the above-described pressure signal is "false" and the above-described inertia signal is "true", determining that the safety ring unit 20 is not fastened to the safety equipment, or the safety ring It is determined that the unit 20 is not fastened to the wearing equipment unit 10 . Then, the second warning generated through the alarm unit 801 is transmitted to the above-described terminal through the management server 40 .

Fifth, the wear determination unit 88 determines that the above-described pressure signal is "false" and the above-described inertia signal is "false", as the worker's rest or end of work in the corresponding work section. Then, the end alarm generated through the alarm unit 801 is transmitted to the above-described terminal through the management server 40 .

The determination algorithm unit 80 includes an identification matching unit 81 , a beacon monitoring unit 82 , a second pressure change unit 831 , an inertial analysis unit 841 , an altitude monitoring unit 85 , and a temperature/humidity It may further include at least one of a monitoring unit 86 , an odor monitoring unit 87 , and an altitude analysis unit 89 .

The identification matching unit 81 matches the identification signal of the wearing equipment unit 10 with the identification signal of the safety ring unit 20 based on the operator. The identification matching unit 81 matches the equipment identification signal, the work identification signal and the wearing identification signal based on the wearing equipment unit 10, the safety ring unit 20, and the wearing display unit 12 that the worker is wearing. Signals can be unified based on the operator.

The beacon monitoring unit 82 calculates a receiving distance of a beacon signal corresponding to the work position of the operator, and compares the calculated receiving distance with a preset beacon receiving distance. As an example, the preset beacon receiving distance does not deviate from the work site with respect to the gateway (G). In response to the worker's work position, the beacon signal may include at least one of an equipment beacon signal, a work beacon signal, and a worn beacon signal.

The second pressure change unit 831 generates or calculates a corresponding pressure change signal based on a change in the corresponding pressure signal according to the movement of the operator or the wearing equipment unit 10 or the safety ring unit 20 . The second pressure change unit 831 can generate or calculate the corresponding pressure change signal based on the change in the pressure signal received in time series in response to the movement of the operator or the wearing equipment unit 10 or the safety ring unit 20. it is enough to have

The inertia analysis unit 841 analyzes the correlation of the inertial signal received in response to the movement of the operator or the wearing equipment unit 10 or the safety hook unit 20 . The inertia analysis unit 841 analyzes the correlation between the equipment inertia signal and the wear inertia signal or the correlation between the equipment inertia signal and the work inertia signal. According to the analysis of the inertia analysis unit 841, the work inertia signal and the worn inertia signal are generated at substantially the same time in response to the movement of the operator or the worn equipment unit 10 or the safety hook unit 20, and the equipment inertia signal is As the work inertia signal or the wearing inertia signal is generated with a preset time difference, it is determined that the worn equipment unit 10 and the safety ring unit 20 and the safety equipment are normally fastened, so the worn equipment unit 10 and the safety ring The fastening state between the unit 20 and the safety equipment can be clearly determined.

The altitude monitoring unit 85 compares an altitude signal received in response to the movement of the operator or the wearable equipment unit 10 or the safety ring unit 20 with a preset reference altitude signal. For example, the altitude monitoring unit 85 compares the equipment altitude signal with a preset reference altitude signal. As another example, the altitude monitoring unit 85 compares the worn altitude signal with a preset reference altitude signal. As another example, the altitude monitoring unit 85 compares the working altitude signal with a preset reference altitude signal. As a result of the comparison of the altitude monitoring unit 85, if the corresponding altitude signal is "false", the operator judges that the risk of falling is low or no, and that the operator is in a safe state, and when the corresponding altitude signal is "true", the risk of falling is high Workers are judged to be at risk.

The temperature and humidity monitoring unit 86 monitors the temperature and humidity signals received based on the operator. As a result of the monitoring of the temperature and humidity monitoring unit 86, if the corresponding temperature and humidity signal is "true", it is determined that the condition of the worker is dangerous, and the operator can be instructed to rest or stop the worker's work through the alarm unit 801. . In addition, as a result of monitoring by the temperature and humidity monitoring unit 86 , when the corresponding temperature and humidity signal is “false”, it is possible to determine the operator's state as normal, and guide the operator's normal state through the alarm unit 801 .

The smell monitoring unit 87 monitors the numerical signal received based on the operator. As a result of monitoring by the smell monitoring unit 87 , when the corresponding numerical signal is “true”, it is determined that the worker is in a drinking state, and the operator can instruct the worker to stop working through the alarm unit 801 . In addition, as a result of monitoring by the smell monitoring unit 87 , when the corresponding numerical signal is “false”, it is determined that the operator's state is normal, and the operator's normal state can be guided through the alarm unit 801 as a medium.

The altitude analysis unit 89 monitors the altitude change rate generated or calculated based on the change in the altitude signal received according to the time series in response to the working height of the worker. As a result of monitoring by the altitude analysis unit 89 , if the corresponding altitude change rate is “true”, it is determined that the operator has fallen, and a follow-up action is taken through the alarm unit 801 . In addition, if the monitoring result of the altitude analysis unit 89, the corresponding altitude change rate is "false", it is determined as a fall risk state of the operator or a safety state of the operator, and a follow-up action is taken through the alarm unit 801 . In this case, the monitoring result of the subsequent inertia signal may be linked.

Determination algorithm unit 80 may further include at least one of the altitude change rate unit 851 and the fall determination unit 891 .

The altitude change rate unit 851 generates or calculates the altitude change rate based on the change of the altitude signal according to the movement of the operator or the wearing equipment unit 10 or the safety ring unit 20 . Altitude change rate unit 851 is sufficient if it can generate or calculate the corresponding altitude change rate based on the change in the altitude signal received according to the time series in response to the movement of the operator or the wearing equipment unit 10 or the safety ring unit 20 do.

The fall determination unit 891 determines the fall state of the operator according to the monitoring result of the altitude change rate after the monitoring of the altitude signal. The fall determination unit 891 can clearly determine the fall state of the operator by adding the monitoring result of the follow-up inertia signal to the monitoring result of the altitude change rate.

First, the fall determination unit 891 determines that the operator is in a safe state when the altitude signal is "false", and the safety confirmation generated through the alarm unit 801 is transmitted to the above-described terminal through the management server 40 can be

Second, the fall determination unit 891 determines the fall of the operator when the altitude signal is "true", the altitude change rate is "true", and the subsequent inertia signal is "true", and the alarm unit 801 The fall alarm generated through is transmitted to the above-described terminal through the management server (40). In addition, the accident alarm generated through the alarm unit 801 may be transmitted to the accident processing agency through the management server 40 .

Third, the fall determination unit 891 is, when the altitude signal is "true", the altitude change rate is "true" and the subsequent inertia signal is "false", or the altitude change rate is "false" and the subsequent inertia signal is "true" In the case of , it is determined that the operator is exposed to the risk of falling, and the danger alarm generated through the alarm unit is transmitted to the above-described terminal through the management server 40 .

Fourth, the fall determination unit 891 determines that the operator is in a safe state when the altitude signal is "true", when the altitude change rate is "false" and the subsequent inertia signal is "false", and the alarm unit 801 The generated safety check may be transmitted to the above-described terminal through the management server 40 .

Here, unexplained reference numeral 70 denotes a reference altitude sensing unit that provides a reference zero point for generating the above-described altitude signal.

Referring to Figure 6, the worker safety supervision system according to the second embodiment of the present invention checks whether the fastening between the wearing equipment unit 10, the safety equipment, and the safety hook unit 20 at the work site, and the worker safety accidents can be prevented.

The worker safety supervision system according to the second embodiment of the present invention may include an equipment sensing unit 60 , a wearing display unit 12 , a work terminal 90 , and a management server 40 .

In the second embodiment of the present invention, the same reference numerals are assigned to the same components as those according to the first embodiment of the present invention, and a description thereof will be omitted.

In particular, in the worker safety supervision system according to the second embodiment of the present invention, the function of the gateway (G) can be replaced by the work terminal (90).

Referring to Figure 7, the worker safety supervision system according to the third embodiment of the present invention checks whether the fastening between the wearing equipment unit 10, the safety equipment, and the safety hook unit 20 at the work site, and the worker safety accidents can be prevented.

The worker safety supervision system according to the third embodiment of the present invention may include an equipment sensing unit 60 , a user terminal 30 , and a management server 40 .

In the third embodiment of the present invention, the same reference numerals are given to the same components as those according to the first embodiment of the present invention, and a description thereof will be omitted.

In particular, in the worker safety supervision system according to the third embodiment of the present invention, the functions of the wearing display unit 12 and the gateway G may be replaced by the user terminal 30 .

Hereinafter, a method for supervising worker safety according to an embodiment of the present invention will be described. The worker safety supervision method according to an embodiment of the present invention includes a wearing equipment unit 10, safety equipment and , to check whether the fastening between the safety ring unit 20, it is possible to prevent a safety accident of the operator.

The worker safety supervision method according to an embodiment of the present invention may include a pressure monitoring step (S3), a pressure change step (S4), and an inertia monitoring step.

In the pressure monitoring step (S3), the pressure signal received by the determination algorithm unit 80 is monitored. The pressure monitoring step S3 may be implemented by the operation of the above-described pressure monitoring unit 83 .

In the pressure change step (S4), in response to the result of the pressure monitoring step (S3), the pressure change signal received by the determination algorithm unit 80, generated by the determination algorithm unit 80, or calculated by the determination algorithm unit 80 is monitored. do. The pressure change step S4 may be implemented by the operation of the pressure analysis unit 832 .

The inertia monitoring step monitors the inertia signal received by the determination algorithm unit 80 in response to at least the result of the pressure monitoring step S3 among the results of the pressure monitoring step S3 and the pressure change step S4. The inertia monitoring step includes the first inertia monitoring step S3-1 of monitoring the inertial signal received by the determination algorithm unit 80 when the pressure signal is “false”, and the pressure signal is “true” and the pressure change signal When is "true", it can be divided into a second inertia monitoring step (S5) of monitoring the inertia signal received by the determination algorithm unit 80. The inertia monitoring step may be implemented by the operation of the inertia monitoring unit 84 .

First, as a result of the above-mentioned monitoring, the pressure signal is "true", the pressure change signal is "true", and only when the inertia signal is "true", the wearing equipment unit 10 and the safety ring unit 20 and the safety equipment are It is considered to have been concluded normally. Accordingly, the normal alarm step (S51) of transmitting the generated normal alarm to at least one of the user terminal 30 and the work terminal 90 may be performed. Such a monitoring result can be implemented as a linked operation between the wear determination unit 88 , the alarm unit 801 , and the management server 40 .

Second, as a result of the above-mentioned monitoring, when the pressure signal is "true", the pressure change signal is "true", and the inertia signal is "false", it is determined that the operator has operated the safety hook unit 20, and the operator It is determined that at least one of the equipment sensing unit 60 and the operator sensing unit 50 has been arbitrarily operated. Accordingly, a third warning step (S52) of transmitting the generated third warning to at least one of the user terminal 30 and the work terminal 90 may be performed. Such a monitoring result can be implemented as a linked operation between the wear determination unit 88 , the alarm unit 801 , and the management server 40 .

Third, as a result of the above-mentioned monitoring, when the pressure signal is "true" and the pressure change signal is "false", it is determined that the operator has operated the safety hook unit 20, and the operator is the equipment sensing unit 60 and the operator It is determined that at least one of the sensing units 50 has been arbitrarily operated. Accordingly, the first warning step (S41) of transmitting the generated first warning to at least one of the user terminal 30 and the work terminal 90 may be performed. Such a monitoring result can be implemented as a linked operation between the wear determination unit 88 , the alarm unit 801 , and the management server 40 .

Fourth, as a result of the above-mentioned monitoring, if the pressure signal is "false" and the inertia signal is "true", it is determined that the safety ring unit 20 is not fastened to the safety equipment, or the safety ring unit 20 is worn It is determined that it is not fastened to the equipment unit 10 . Accordingly, a second warning step (S31) of transmitting the generated second warning to at least one of the user terminal 30 and the work terminal 90 may be performed. Such a monitoring result can be implemented as a linked operation between the wear determination unit 88 , the alarm unit 801 , and the management server 40 .

Fifth, as a result of the above-mentioned monitoring, when the pressure signal is "false" and the inertia signal is "false", it is determined that the worker is resting or the work is finished in the corresponding work section. Accordingly, the end alarm step (S32) of transmitting the generated end alarm to at least one of the user terminal 30 and the work terminal 90 may be performed. Such a monitoring result can be implemented as a linked operation between the wear determination unit 88 , the alarm unit 801 , and the management server 40 .

The method for supervising worker safety according to an embodiment of the present invention may further include an altitude monitoring step (S6) of comparing an altitude signal received in response to the worker's working height with a preset reference altitude signal.

The method for supervising worker safety according to an embodiment of the present invention may further include a rate-of-change monitoring step (S7) of monitoring the rate of change in altitude with respect to the working height of the worker when the altitude signal is "true".

The method for supervising worker safety according to an embodiment of the present invention may further include a subsequent inertia monitoring step of monitoring a subsequent inertia signal in response to the worker's working height and the altitude change rate according to the result of the change rate monitoring step (S7). . The subsequent inertia monitoring step includes the third inertia monitoring step (S7-1) of monitoring the subsequent inertia signal when the altitude change rate is “true” in case the altitude signal is “true”, and the third inertia monitoring step (S7-1) when the altitude signal is “true”. In , when the altitude change rate is "false", it can be divided into a fourth inertia monitoring step (S7-2) of monitoring a subsequent inertia signal.

First, as a result of the above-mentioned monitoring, when the altitude signal is "false", it can be determined that the operator is in a safe state. Accordingly, the first safety check step (S61) of transmitting the generated safety check to at least one of the user terminal 30 and the work terminal 90 may be performed. This monitoring result can be implemented as a linked operation of the fall determination unit 891, the alarm unit 801, and the management server (40).

Second, as a result of the above-mentioned monitoring, when the altitude signal is "true", when the altitude change rate is "true" and the subsequent inertia signal is "true", it can be determined as a fall of the operator. Accordingly, a fall alarm step (S71) of transmitting the generated fall alarm to at least one of the user terminal 30 and the work terminal 90 may be performed. And it is possible to carry out the accident alarm step (S72) of transmitting the generated accident alarm to the accident processing agency. This monitoring result can be implemented as a linked operation of the fall determination unit 891, the alarm unit 801, and the management server (40).

Third, as a result of the above monitoring, when the altitude signal is "true", the altitude change rate is "true" and the subsequent inertia signal is "false", or when the altitude change rate is "false" and the subsequent inertia signal is "true" , it can be determined that the operator is exposed to the risk of falling. Accordingly, the danger alarm step (S74) of transmitting the generated danger alarm to at least one of the user terminal 30 and the work terminal 90 may be performed. This monitoring result can be implemented as a linked operation of the fall determination unit 891, the alarm unit 801, and the management server (40).

Fourth, as a result of the above-mentioned monitoring, when the altitude signal is "true", when the altitude change rate is "false" and the subsequent inertia signal is "false", the operator can determine the safe state. Accordingly, the second safety check step (S73) of transmitting the generated safety check to at least one of the user terminal 30 and the work terminal 90 may be performed. This monitoring result can be implemented as a linked operation of the fall determination unit 891, the alarm unit 801, and the management server (40).

The worker safety supervision method according to an embodiment of the present invention may further include an identification matching step (S1) and a beacon monitoring step (S2).

The identification matching step (S1) matches the identification signal of the wearing equipment unit 10 and the identification signal of the safety ring unit 20 on the basis of the operator. The identification matching step (S1) is preferably performed before the pressure monitoring step (S3). The identification matching step S1 may be implemented by the operation of the identification matching unit 81 .

The beacon monitoring step (S2) calculates the receiving distance of the beacon signal corresponding to the work position of the worker, and compares the calculated receiving distance with a preset beacon receiving distance. The beacon monitoring step (S2) is preferably performed before the pressure monitoring step (S3). The beacon monitoring step S2 may be implemented by the operation of the beacon monitoring unit 82 .

As a result of the beacon monitoring step (S2), when the receiving distance of the beacon signal is equal to or smaller than the preset beacon receiving distance, it is determined that the operator is at the work site, and the pressure monitoring step (S3) can be performed subsequently.

As a result of the beacon monitoring step (S2), when the receiving distance of the beacon signal is greater than the preset beacon receiving distance, it can be determined that the operator has departed from the work site. Accordingly, the departure alarm step (S21) of transmitting the generated departure alarm to at least one of the user terminal 30 and the work terminal 90 may be performed.

Although not shown, the method for supervising worker safety according to an embodiment of the present invention may further include at least one of a temperature and humidity monitoring step (not shown) and an odor monitoring step (not shown).

The temperature and humidity monitoring step (not shown) monitors the temperature and humidity signals received based on the operator. As a result of the above-mentioned monitoring, when the corresponding temperature and humidity signal is "true", it can be determined that the condition of the operator is dangerous. Accordingly, a stop alarm step (not shown) of transmitting the generated stop alarm to at least one of the user terminal 30 and the work terminal 90 may be performed. In addition, as a result of the above-mentioned monitoring, when the corresponding temperature and humidity signal is "false", it is possible to determine the condition of the operator as normal. Accordingly, a steady state alarm step (not shown) of transmitting the generated steady state alarm to at least one of the user terminal 30 and the work terminal 90 may be performed. Such a monitoring result can be implemented by a linked operation of the temperature-humidity monitoring unit 86 , the alarm unit 801 , and the management server 40 .

In the smell monitoring step (not shown), a numerical signal received based on the operator is monitored. As a result of the above-mentioned monitoring, when the corresponding numerical signal is "true", it may be determined that the worker is in the drinking state. Accordingly, a drinking alarm step (not shown) of transmitting the generated drinking alarm to at least one of the user terminal 30 and the work terminal 90 may be performed. In addition, as a result of the above-described monitoring, when the corresponding numerical signal is "false", it is possible to determine the operator's state as normal. Accordingly, a steady state alarm step (not shown) of transmitting the generated steady state alarm to at least one of the user terminal 30 and the work terminal 90 may be performed. Such a monitoring result can be implemented through a link operation of the smell monitoring unit 87 , the alarm unit 801 , and the management server 40 .

According to the above-described worker safety supervision system and worker safety supervision method, it is confirmed that the wearing equipment unit 10 worn by the worker and the safety equipment installed at the work site are normally fastened through the safety ring unit 20, and the worker safety accidents can be prevented.

In addition, it is possible to understand the movement status of the worker to the job site, to easily grasp the worker's work progress status, and to improve the worker's work efficiency.

In addition, it is possible to detect whether a worker enters a hazardous area, and to facilitate the arrangement of safety personnel and structure of the worker for safety measures in case of an emergency.

In addition, since the manager can manage with a small number of management personnel instead of visually checking the work site, the efficiency of manpower utilization and management can be improved.

Although the preferred embodiment of the present invention has been described with reference to the drawings as described above, those skilled in the art may vary the present invention in various ways without departing from the spirit and scope of the present invention as set forth in the following claims. may be modified or changed.

10: wearing equipment unit 11: ring coupling part 12: wearing display part
121: wear identification unit 122: first pressure change unit 123: wear inertia sensing unit
124: wear height sensing unit 125: first display unit 126: second display unit
127: worn alarm unit 128: worn body portion 129: worn communication unit
12a: wear beacon unit 12b: temperature and humidity sensing unit 12c: odor sensing unit
20: safety hook unit 21: wearing hook 211: wearing locking part
212: wear opening and closing portion 213: wear connection portion 22: equipment hook portion
221: equipment hooking part 222: equipment opening and closing part 223: equipment connection part
23: connection rope unit 30: user terminal 40: management server
50: worker sensing unit 51: work identification unit 52: work pressure sensing unit
53: work altitude sensing unit 55: work communication unit 56: work inertia sensing unit
57: work beacon unit 60: equipment sensing unit 61: equipment identification unit
62: equipment pressure sensing unit 63: equipment altitude sensing unit 65: equipment communication unit
66: equipment inertia detection unit 67: equipment beacon unit 70: reference altitude detection unit
80: decision algorithm unit 801: alarm unit 81: identification matching unit
82: beacon search unit 83: pressure monitoring unit 831: pressure analysis unit
832: second pressure change unit 84: inertia monitoring unit 841: inertia analysis unit
85: altitude monitoring unit 851: altitude change rate unit 86: temperature and humidity monitoring unit
87: odor monitoring unit 88: wear determination unit 89: altitude analysis unit
891: fall determination unit 90: work terminal G: gateway
h: height
S1: Identification matching step S2: Beacon monitoring step S21: Deviation alarm step
S3: pressure monitoring step S4: pressure change step S41: first warning step
S3-1: First inertia monitoring step S31: Second warning step S32: End alarm step
S5: Second inertia monitoring stage S51: Third warning stage S6: Altitude monitoring stage
S61: First safety check step S7: Change rate monitoring step S7-1: Third inertia monitoring step
S71: Fall alarm stage S72: Accident alarm stage S7-2: Fourth inertia monitoring stage
S73: Second safety check step S74: Danger alarm step

Claims (6)

It is a worker safety supervision system for checking the fastening state between the wearing equipment unit worn by the worker, the safety equipment provided at the work site, and the safety ring unit coupling the worn equipment unit and the safety equipment to each other,
a device sensing unit for detecting a fastening state between the safety ring unit and the safety device to generate a device fastening signal;
a wearing display unit carried by a worker or provided in the wearing equipment unit, and receiving the equipment fastening signal by wire or wirelessly to display a fastening state between the safety ring unit and the safety equipment;
a gateway disposed at the work site and wirelessly receiving the equipment fastening signal from the wearing display unit; and
Includes; a management server for receiving the equipment fastening signal from the gateway to monitor the fastening state between the safety ring unit and the safety equipment;
In the equipment fastening signal,
an equipment pressure signal generated by sensing the pressure acting on the equipment sensing unit; and
Equipment inertia signal generated by sensing the movement of the safety ring unit; includes;
Equipment pressure change signal is generated or calculated based on the change of the equipment pressure signal according to the movement of the safety ring unit,
In the management server,
A determination algorithm unit for analyzing the equipment fastening signal and the equipment pressure change signal; is provided,
The decision algorithm unit,
Only when the equipment pressure signal is "True", the equipment pressure change signal is "True", and the equipment inertia signal is "True", it is determined that the safety hook unit is normally fastened to the safety equipment. worker safety supervision system.
According to claim 1,
In the wearing display unit,
a wearable communication unit for receiving the equipment fastening signal by communicating with the equipment sensing unit by wire or wirelessly, and transmitting the equipment fastening signal to the gateway through wireless communication; and
A worker safety supervision system, characterized in that it includes; a display alarm unit for displaying the state of the equipment fastening signal.
It is a worker safety supervision system for checking the fastening state between the wearing equipment unit worn by the worker, the safety equipment provided at the work site, and the safety ring unit coupling the worn equipment unit and the safety equipment to each other,
a device sensing unit for detecting a fastening state between the safety ring unit and the safety device to generate a device fastening signal;
a wearing display unit carried by a worker or provided in the wearing equipment unit, and receiving the equipment fastening signal by wire or wirelessly to display a fastening state between the safety ring unit and the safety equipment;
a work terminal carried by a work group leader who manages the worker or a safety manager of the work site, and wirelessly receiving the equipment fastening signal from the wearing display unit; and
Includes; a management server for receiving the equipment fastening signal from the work terminal to monitor the fastening state between the safety ring unit and the safety equipment;
In the equipment fastening signal,
an equipment pressure signal generated by sensing the pressure acting on the equipment sensing unit; and
Equipment inertia signal generated by detecting the movement of the safety ring unit; includes;
Equipment pressure change signal is generated or calculated based on the change of the equipment pressure signal according to the movement of the safety ring unit,
In the management server,
A determination algorithm unit for analyzing the equipment fastening signal and the equipment pressure change signal; is provided,
The decision algorithm unit,
Only when the equipment pressure signal is "True", the equipment pressure change signal is "True", and the equipment inertia signal is "True", it is determined that the safety ring unit is normally fastened to the safety equipment. worker safety supervision system.
According to claim 1,
In the wearing display unit,
a wearable communication unit for receiving the equipment fastening signal by communicating with the equipment sensing unit by wire or wirelessly, and transmitting the equipment fastening signal to the work terminal through wireless communication; and
A worker safety supervision system, characterized in that it includes; a display alarm unit for displaying the state of the equipment fastening signal.
It is a worker safety supervision system for checking the fastening state between the wearing equipment unit worn by the worker, the safety equipment provided at the work site, and the safety ring unit coupling the worn equipment unit and the safety equipment to each other,
a device sensing unit for detecting a fastening state between the safety ring unit and the safety device to generate a device fastening signal;
a user terminal carried by an operator and wirelessly receiving the equipment fastening signal from the equipment sensing unit; and
Includes; a management server for receiving the equipment fastening signal from the gateway to monitor the fastening state between the safety ring unit and the safety equipment;
In the equipment fastening signal,
an equipment pressure signal generated by sensing the pressure acting on the equipment sensing unit; and
Equipment inertia signal generated by sensing the movement of the safety ring unit; includes;
Equipment pressure change signal is generated or calculated based on the change of the equipment pressure signal according to the movement of the safety ring unit,
In the management server,
A determination algorithm unit for analyzing the equipment fastening signal and the equipment pressure change signal; is provided,
The decision algorithm unit,
Only when the equipment pressure signal is "True", the equipment pressure change signal is "True", and the equipment inertia signal is "True", it is determined that the safety hook unit is normally fastened to the safety equipment. worker safety supervision system.
5. The method according to any one of claims 1 to 4,
In the wearing display unit,
Wear identification unit for giving a wear identification signal to the worker or the worn equipment unit;
a first pressure change unit for generating or calculating a corresponding pressure change signal based on a change in the corresponding pressure signal according to the movement of the operator or the wearing equipment unit or the safety ring unit;
a wearable beacon unit for allocating a wearable beacon signal to an operator or the wearable equipment unit, and transmitting the wearable beacon signal to the outside;
a temperature/humidity sensing unit for generating a temperature/humidity signal by sensing the temperature and humidity of the operator;
Odor detection unit for generating a numerical signal by detecting volatile organic compounds from the operator's breathing or around the operator;
Wearing inertia sensing unit for generating a wearing inertia signal by sensing at least one of the movement speed, movement direction, acceleration, angular velocity, and gravity state for each work height of the operator or the worn equipment unit in response to the movement of the operator or the worn equipment unit ; and
Wearing altitude sensing unit for generating a wearing altitude signal by sensing the height of the worker or the worn equipment unit in response to the worker's working height;
Worker safety supervision system, characterized in that at least one of the included.

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