KR200480269Y1 - Worker Safety Sensing Apparatus Using Smartphone - Google Patents

Abstract

The present invention relates to a device for detecting workers' safety activities using a smart phone, in which the position information of the workers is not collected indiscriminately, and the position of the worker is detected only when the employee is in an "inactive" The purpose is to prevent accidents in advance, to minimize the collection of personal information, and to ensure that employees' privacy rights are not violated.
To this end, the present invention relates to a mobile communication device comprising an activity detection module (10) attached to or carried on a safety monitor or work clothes of a worker to detect movement of an employee, a worker mobile phone (20) In the apparatus for detecting a safety activity of a worker, the activity detection module 10 divides the movement of the worker into "activity" and "inactivity", and then, only when it is determined as "inactive" And outputs it to the screen of the cellular phone 30.

Description

Technical Field [0001] The present invention relates to a worker safety sensing device using a smartphone,

The present invention relates to a device for detecting safety activity of a worker using a smartphone, and more particularly, to an apparatus for monitoring the movement of a worker by attaching or carrying an acceleration sensor to a safety bag or a safety bag of a worker working at a construction site or a confined space worksite , The operator's operation state is determined as "activity" and "inactivity" according to the work conditions, and then displayed on the screen of the manager's smartphone only when it is determined as "inactive" The present invention relates to a device for detecting a safety activity of a worker using a smartphone capable of preventing a safety accident or a choking injury in advance by recognizing an inactive state early.

At various construction sites, the site manager should identify the worker's work location for work management and safety management.

In particular, when a large number of workers work together, such as a large building, it is necessary to know where the worker is currently working in order to work efficiently.

Also, when working in confined space, the worker's position should be continuously tracked to prevent choking accidents.

In order to do this, technologies have been proposed that use various IT technologies to grasp worker positions.

As an example, there is a " device for wearing a safety helmet "in Korean Utility Model Application No. 20-2009-7034 filed by the present applicant.

As shown in FIG. 1, the conventional technique described above automatically transfers the wearing state and position of the helmet using wireless communication, thereby enabling safety management and operator management of the helmet wearing at remote sites as well as at each industrial site will be.

The conventional helmet wear control apparatus includes a helmet condition output unit having a proximity sensor for detecting whether or not a helmet is worn and mounted on the helmet to output a signal sensed by the proximity sensor; A relay unit that receives data on whether or not the helmet is worn out from the helmet state output unit by wireless communication, performs data distortion correction and synchronous adjustment, and transmits data through a predetermined path; And a central management unit for receiving the data output from the relay unit through wireless communication and displaying the data on the display unit in real time.

According to the above-described prior art, it is possible to confirm whether a worker who is working at a construction site wears a safety helmet, and also can grasp a rough position through a fixed type repeater, so that the distribution and density of a construction worker can be grasped in real time, The position of the place can be grasped, and it is possible to prevent a disaster caused by a fall or a fall by informing the user through the LED and the alarm sounding device to wear the helmet.

However, the above-described conventional apparatus for monitoring a safety helmet has a problem in that it monitors the position of a worker in real-time, and therefore monitors the worker's every movements indiscriminately. This raises the issue of violating the human rights of workers.

Also, since the monitored information is integratedly managed by the supervisory room or the control room, there is a high possibility that personal information is leaked and it is difficult to manage the confidentiality of personal information.

Also, there is a problem that the configuration is complicated because a relay unit and a central management unit are required. Accordingly, the above-described apparatus for managing wearer's safety has not been practically applied in the field.

In addition, Japanese Patent Registration No. 10-1196802 discloses "a security helmet and a management system using the security helmet ".

The above-mentioned related arts are related to a safety helmet, which is made up of mutual wireless communication and which can transmit and receive the surrounding environment and status information of a worker, and a safety helmet, which uses wireless communication with a helmet, An integrated management server for receiving data and an administrator terminal for allowing a manager to check the field situation through data wirelessly received through the integrated management server.

The above-mentioned prior art is to provide a real-time monitoring system for real-time monitoring for the safety of workers in a dangerous area or a construction site, in which information on the state of workers, such as body temperature, Efficient accumulation of sunlight, which is eco-friendly energy, is provided to the helmet so that it can be monitored, and the microcontroller and sensor built in the helmet can prevent malfunction caused by power failure.

However, the above-mentioned prior art has a problem in that the risk of leakage of personal information is high and the privacy right of the workers is highly likely to be violated because the personal information of the workers is indiscriminately collected and stored indiscriminately.

Therefore, the above-mentioned prior art is also not applied in actual field.

[Patent Literature]

Patent Document 1: Korean Utility Model No. 20-2009-0007034 (published on July 13, 2009).

Patent Document 2: Korean Registered Patent No. 10-1196802 (registered on October 26, 2012)

Patent Document 3: Korean Registered Utility Model No. 20-0474232 (Announcement 2014. 08. 29)

The object of the present invention is to solve the problems of the prior art described above, and it is an object of the present invention to provide a method and apparatus for collecting position information of workers without indiscriminately collecting the position information of workers, So that they can be applied to actual field.

Another object of the present invention is to minimize the collection of personal information of employees and to prevent the privacy rights of workers when the workers are in an "inactive" state, that is, in an emergency situation, This is to prevent infringement.

Another object of the present invention is to prevent an injury or suffocation by losing consciousness by informing the manager immediately when the worker does not move for a certain period of time.

Another object of the present invention is to enable the safety of the workers by simple configuration by utilizing the functions of the smartphone.

In order to achieve the above-mentioned object, the present invention provides an apparatus for detecting a safety activity of a worker using a smartphone including an activity detection module attached to a safety monitor of a worker or a worker's clothing to detect movement of the worker, The activity detecting module is characterized by outputting the position and information of the worker to the manager mobile phone screen only when it is discriminated as "inactive" after dividing the movement of the worker into " .

In addition, when the movement of the worker is determined to be inactive, the position and information of the worker are outputted to the manager's mobile phone screen, and an alarm sound and a lightening through the speaker are generated.

The activity detection module may include a Bluetooth module for communication with a worker's cell phone, an acceleration sensor for detecting movement of a worker, a battery, and an MCU capable of implementing a periodic sleep mode.

The activity detection module may further include a gas sensor.

The activity detection module may further include a live-line detector.

The worker's mobile phone may further include a Bluetooth for communication with the activity detection module, a message transmission unit for transmitting a specific message to the manager mobile phone, a contact setting menu including a contact for sending a message to the manager mobile phone, A sensor data output unit for sending a message in an inactive state, an active data storage unit, and an emergency occurrence UI screen.

According to the present invention, it is possible to minimize the infringement of a worker's privacy right because the position of the worker is grasped only when the worker is in an "inactive" state, that is, in an emergency situation, without collecting the positional information of the worker indiscriminately.

In addition, when the worker is in the "inactive" state, that is, in the case of the emergency, the position is displayed on the screen of the manager's smartphone (cellular phone), thereby minimizing the collection of employee personal information.

In addition, when the worker does not move for a certain period of time, the position of the worker is notified to the manager immediately, thereby preventing injuries or suffocation accidents such as loss of consciousness.

In addition, by using the function of the smart phone by attaching or carrying the activity detection module to the safety monitor or the work cover, the configuration is simplified and the safety of the worker can be secured at a low cost.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a configuration diagram of a conventional apparatus for managing a wearer with a helmet. FIG.
2 is a block diagram showing a safety activity sensing device according to the present invention;
3 is a photograph showing the activity detection module of the present invention.
4 is a circuit diagram of an activity detection module according to the present invention;
5 is a circuit diagram of an activity detection module according to the present invention;
Fig. 6 is a schematic diagram of a Bluetooth module photograph
7 is a photograph of an acceleration sensor according to the present invention.
8 is a photograph of a gas sensor according to the present invention.
9 is an application initial screen mounted on the mobile phone according to the present invention.
10 is a screen showing a Bluetooth connection process.
11 is a screen showing the contact registration process.
12 is a screen showing a sound setting process.
13 is a screen showing the detection interval setting process.
14 shows an active view screen.
15 is an activity detection tab screen.
16 is a screen showing a gas detection tab.
17 is a screen showing a live line detection tab.

Hereinafter, a preferred embodiment according to the present invention will be described in detail with reference to FIG. 2 to FIG.

As shown in FIG. 2, the device for detecting safety activity using a smartphone according to the present invention includes an activity detection module 10 for detecting the movement of a worker by attaching or carrying the worker's safety hat 17 or work clothes, An employee's mobile phone 20, and a manager's mobile phone 30.

That is, the present invention is intended to detect the safety activities of workers by utilizing the functions of the activity detection module 10 and the smartphone.

Here, the activity detection module 10 divides the movement of the worker into "activity" and "inactivity", and outputs the position and information of the worker to the screen of the manager cell phone 30 only when it is determined as "inactivity" do.

In addition, when the movement of the worker is determined to be inactive, it is preferable to output the position and information of the worker on the screen of the manager cell phone 30, and to generate the alarm sound and the lightening through the speaker.

To this end, smartphones are equipped with applications that generate alarms and lightening.

Conventional apparatus for locating workers monitors all kinds of worker's every move, and there is a problem that personal information of workers is exposed and infringes personal rights of workers.

However, according to the present invention, only when the worker is determined to be in the "inactive" state because the worker does not move for a certain period of time, the position and personal information of the worker are transmitted to the manager's mobile phone 30, And can prevent the controversy of human rights violations.

3 (b), a Bluetooth module 11 for communicating with the worker's mobile phone 20 and an acceleration sensor 12 for detecting movement of the worker are provided on the front surface of the activity detection module 10, A gas sensor 13, a live-wire sensor 14, a battery 15, and a power switch 17 are arranged.

3 (b), the MCU 16, the battery charging circuit 18, and the USB charging terminal 19 are disposed on the back surface of the activity detection module 10.

It is preferable that the USB charging terminal 190 is provided so as to be able to be charged using a charging cable for a smartphone.

4 and 5 are circuit diagrams of the activity detection module 10, including a charging USB connection terminal 41, a lithium polymer battery charging circuit 42, a 3.3V power supply circuit 43, and an MCU circuit 44. A buzzer circuit 45, a power switch circuit 46, a live wire sensor connection terminal 51, a Bluetooth module 11 connection circuit, a 3-axis acceleration sensor 12, a gas sensor circuit 54, (55).

The Bluetooth module 11 is for realizing close-range communication between the activity detection module 10 and the worker's mobile phone 20, and FIG.

The acceleration sensor 12 operates as a three-axis acceleration sensor at 3.3 V to detect movement of the worker and to classify the movement of the worker as "activity" and "inactivity" by adjusting the width and time according to the work conditions .

For example, the time of "inactivity" discrimination is shortened in the case of work with a lot of worker motions and the time of "inactivity" discrimination is adjusted to be a little longer in case of a work with little motion, taking into account the working conditions of the site.

In addition, when the worker does not move due to a long break or the like, the MCU 16 adjusts the activity detection module 10 to the dormant mode. Fig. 7 shows the actual state of the acceleration sensor 12. Fig.

Also, the gas sensor 13 operates at 3.3 V and detects CO, CH _{4 ,} LPG, alcohol, VOC, and the like. Fig. 8 shows the actual state of the gas sensor 13. Fig.

Also, the live-line detector 14 detects a live state of a built-in alternating current of 1000 V or less and a frequency of 60 Hz, and the sensing distance may be 3 cm or less in direct contact with the AC 220V.

On the other hand, the activity detection module 10 may be configured to periodically determine the " active "and" inactive "states by setting a detection interval.

The activity detection module 10 includes a lithium battery and a charging circuit for charging the battery.

Also, the activity detection module 10 has a display unit for displaying the capacity and the charged state of the battery, and transmits the contents to the cellular phone when the capacity of the battery is insufficient.

Also, the activity detection module 10 preferably includes an activity sleep function to minimize battery consumption and to periodically communicate with the mobile phone using a wakeup function.

2, the worker's mobile phone 20 includes a Bluetooth 21 for communication with the activity detection module 10, a message for transmitting a specific message to the manager's mobile phone 30, A contact setting menu 23 incorporating a contact to send a message to the manager mobile phone 30; a sensor data output unit 24 for sending a message when the worker is inactive; (25), and an emergency occurrence UI screen (26).

That is, when it is determined by the activity detection module 10 that the movement of the worker is "inactive", that is, when it is estimated that an emergency occurs due to the absence of movement of the worker, the signal is transmitted to the worker's mobile phone 20), and the information (affiliation, name, contact, etc.) of the "inactive" worker is transmitted as a message to the manager mobile phone 30 by the application installed in the worker mobile phone 20 and the manager mobile phone 30.

To this end, the worker's mobile phone 20 has a manager's contact information for sending a message in case of "inactivity". At this time, it is desirable to send a message to at least two administrators.

It is also desirable to transmit a message to the manager's cellular phone 30 and to generate an alarm and lightening.

In addition, it is desirable to add the gas sensor 13 or the live-line sensor 14 to the activity detection module 10 to prevent a choking injury and an electric shock accident due to gas leakage.

At this time, when the mobile phone application requests data to the active detection module 10 at predetermined intervals, the activity detection module 10 transmits the related data to the mobile phone.

Particularly, the live-line detector 14 unilaterally transmits the contents to the cellular phone even if there is no request of the cellular phone when the live-line state occurs.

Hereinafter, a method of using the application according to the present invention will be described with reference to FIGS. 9 to 17. FIG.

9 shows an initial screen of the application program. When the user executes the application, the logo screen is displayed first and then the screen is switched to the initial screen.

If the message "not connected" is displayed in the ① area at the top of the initial screen, it means that it is not connected to Bluetooth.

Press the ② button on the initial screen ③ 'Setup and Test' menu is activated. ④ indicates the battery status of the sensing module. If it is less than 3.5V, a charging request message is generated.

FIG. 10 shows a Bluetooth connection process. When a setting button is clicked on a menu, a 'setting' screen is displayed.

Then, press ① 'Bluetooth setting' button on the setting screen ② device selection window to connect with Bluetooth will appear.

After selecting the device to be used, connect the pairing and the message 'connected: device name' will be displayed at the top of the screen. When the Bluetooth setting is performed, the power of the terminal should be turned on in advance.

FIG. 11 shows a contact setting process. When the user presses the 'contact registration' button in the menu, a contact registration setting screen is displayed.

Next, in order to send a message in the "inactive" state, enter the contents in 'Contact registration and message creation' and save it. You can send and receive messages from 1 to 3 people.

Finally, ② Select the recipient to send the message and press the setup button to complete registration of the contact.

12 is a sound setting process. When a 'sound setting' button is pressed in the menu, a sound setting screen is displayed. ② You can select 'Bell' or 'Voice'. Press the menu and save.

Fig. 13 shows the detection interval setting process. When the 'detection interval' button is pressed in the menu, the detection time setting screen is displayed.

The detection interval for activity detection can be selected in units of '1 minute', '3 minutes', and '5 minutes', and the setting is completed by selecting the detection interval and pressing the Save button. For reference, '20 seconds' at the bottom is for test use.

FIG. 14 shows the activity view screen. When the 'view activity' button is clicked on the menu, the activity view screen is displayed.

When "Inactivity" data is detected on the activity view screen, ② Date and time are automatically saved, and if you press the "End View" button, the window is closed.

Fig. 15 shows the activity detection status. The screen of (1) is output when detecting "active" data, and the screen of (2) is displayed when "inactive" data is detected.

If "inactive" data is detected, the message is automatically sent to the contact stored in the 'Contact Registration' of the Settings menu.

That is, if "inactivity" data is detected, the message is automatically sent to the administrator, so that immediate action can be taken.

FIG. 16 shows a gas detection screen, in which the gas is detected every set detection time and the air quality state is displayed for each step. In particular, the VOC sensor expresses the state of volatile substances in the air by the air quality of the carbon dioxide level.

Air quality is classified into 'very good', 'good', 'attention', and 'bad'.

FIG. 17 shows the live line detection state. When the live line detector detects the live line state, the screen is changed to the (2) screen and sound is output.

Sound can be selected in 'Sound selection' of 'Setup' menu, and 'Bell' or 'Voice' can be selected to output alarm sound.

Conventional workers 'position sensing devices monitor worker's every move, and therefore there is a controversy over workers' personal information disclosure and infringement of moral rights, and it is not applied in actual field.

However, according to the present invention, not all the movements of the workers are monitored but only after the information is determined to be "inactive" under certain conditions, the information is transmitted to the manager, Problems and infringement of human rights can be minimized.

While the present invention has been described with reference to exemplary embodiments, it is to be understood that the invention is not limited to the disclosed exemplary embodiments. It will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention.

10: Active Sensing Module
11: Bluetooth module
12: Accelerometer
13: Gas sensor
14: Live detectors
15: Battery
16: MCU
17: Power switch
18: Battery charging circuit
19: USB charging terminal
20: Worker cell phone
30: Manager cell phone

Claims (6)

An activity detection module 10 that is attached to or carried by a worker's safety hat 17 or work clothes and detects the movement of the worker, a worker's mobile phone 20, and a manager's mobile phone 30, In the sensing device,
The activity detection module (10)
And outputs the position and information of the worker to the screen of the manager mobile phone 30 only when it is discriminated as "inactive " after dividing the movement of the worker into"
When the movement of the worker is determined to be inactive, the position and information of the worker are output on the screen of the manager cell phone 30, and an alarm sound and a lightening by the speaker are generated,
The activity detection module (10)
A Bluetooth module 11 for communicating with the employee's mobile phone 20 and a three-axis acceleration sensor 12 for classifying the movement of the worker into an activity and an inactivity, a battery 15, A battery charging circuit 18, a USB charging terminal 19, a gas sensor 13 for preventing a choking accident caused by gas leakage, And a live-line detector 14 for unilaterally transmitting the contents to the cellular phone even if there is no request from the user,
The activity detection module (10)
A charging USB connection terminal 41, a lithium polymer battery charging circuit 42, a 3.3 V power supply circuit 43, and an MCU circuit 44. A buzzer circuit 45, a power switch circuit 46, a live wire sensor connection terminal 51, a Bluetooth module 11 connection circuit, a 3-axis acceleration sensor 12, a gas sensor circuit 54, (55)
The worker's cellular phone (20)
A Bluetooth 21 for communication with the activity detection module 10,
A message transmitting unit 22 for transmitting a specific message to the manager mobile phone 30,
A contact setting menu 23 incorporating a contact to which a message is to be sent to the manager mobile phone 30,
A sensor data output unit 24 for sending a message when the worker is inactive,
An active data storage unit 25,
And an emergency occurrence UI screen (26). The device for detecting a safety activity of a worker using a smartphone. delete delete delete delete delete

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