KR102011400B1 - Operation recording method by tower crane operation management system - Google Patents

Abstract

The present invention provides an operation recording method by a tower crane operation management system which detects an operation signal by detecting power of a tower crane and an electrical signal of a signal terminal block, checks an operation direction and an operation record of the tower crane, and a driver performing driving through a driver check device, and wirelessly transmits a weight signal through a sensor (load cell) measuring a weight (load) of an object driven by the tower crane to a management system with driver information, operation direction information, operation record information, and weight information so as to perform maintenance and clearly indicate reasons for an accident in case of the accident, thereby preventing the accident related to safety and preparing precautions.

Description

Operation recording method by tower crane operation management system {Operation recording method by tower crane operation management system}

The present invention relates to a driving record method using a tower crane operation management system, and more particularly, to detect an electric signal by detecting an electrical signal of a tower crane power source and a signal terminal block, and wirelessly transmit and store the driving signal to a driving record system. It relates to a driving record method by a tower crane operation management system.

In general, the method of mobilizing the heavy equipment necessary for the construction site is to lease the heavy equipment to the construction site through the heavy equipment brokers fixed for each construction company.

There are also fixed heavy equipment holders who can be mobilized through the heavy equipment brokers. Therefore, the contractor leases the heavy equipment to the construction site only through the heavy equipment owner who can be procured from the designated heavy equipment broker regardless of the distance and time the heavy equipment is moved to the construction site.

In general, tower crane leasers rent tower cranes after signing a lease with a customer who rents them. However, it is difficult for the rental company to receive feedback on the real-time use status of the tower crane that is actually rented with reliable information except for inquiring contractual matters.

Moreover, the lender must manage a large number of tower cranes at the same time. As such, the present system has a problem in that it is difficult to check and verify whether the tower crane provided by the rental company is properly used according to the contract conditions (ex, uptime, installation location, etc.).

Hereinafter, a tower crane management method according to the prior art will be described.

1 is a block diagram of a tower crane operation management system according to the prior art.

Tower crane operation management system according to the prior art is the Republic of Korea Patent Publication No. 10-2015-0028379 (name of the invention: Tower crane operation management server using the LBS (Location Based Service) equipment and its operation management method), the tower crane operation The management system is configured to include a tower crane operation management server 100, lease terminal 200, tower crane (300).

The operation management server 100 receives a lease management service of tower crane from at least one leasing company, and provides a corresponding lease management service to the leasing terminal 200 by wire or wireless.

Here, the rental management service includes a management and monitoring service related to the lease contract information of the tower crane currently leased to the customer company, real-time operation information of the tower crane.

The renter terminal 200 may correspond to a manager terminal of a renting company doing a tower crane rental.

Generally, leasing companies rent tower cranes after signing a lease with a customer who rents them. The lease terminal 200 provides information related to the lease of the tower crane to the operation management server 100 side, the operation management server 100 is to manage the provided lease contract information on the web or mobile. .

The tower crane 300 is used to be transported to various construction sites of the customer. Each tower crane 300 may transmit a current position and a startup on / off state (operation state) to the operation management server 100 through a wireless network.

In addition, the operation management server 100 receives the respective information from the rental terminal 200 and the tower crane 300 to manage and monitor the operation status of the tower crane owned by the corresponding rental company.

Figure 2 is a block diagram of a tower crane operation management server according to the prior art, Figure 3 is a flow diagram of a tower crane operation management method using FIG.

2 and 3, the operation management server 100 includes a contract information management unit 110, an operation information receiving unit 120, an operation information providing unit 130, and a notification unit 140.

The contract information management unit 110 stores the lease contract information of the tower crane 300 inputted from the leasing terminal 200 for each unique ID of the tower crane 300 (S310).

The rental contract information may include customer company information borrowed from the tower crane of the corresponding ID, allowed operating time information, input site information, contract price information, payment information.

Next, the operation information receiving unit 120 is the unique operation information including the current location information and operating time information of the tower crane 300 from the LBS (Location Based Service) equipment installed in the tower crane 300 It is received with the ID (S320).

That is, the LBS device may include a location tracking module such as a GPS, a drive detection module for detecting start-on / off information of the tower crane 300, and a wireless communication module for wirelessly transmitting the detected current location and operating time information. have.

Thereafter, the operation information providing unit 130 provides the operation information received from the tower crane 300 to the renter terminal 200 (S330).

According to this, the renter terminal 200 works by starting at the contracted installation site, where the current tower crane is located by the tower crane 300 of the corresponding ID, whether it is currently moving to the contracted installation site, or is currently in operation. It is checking in real time whether it is in progress or abnormal operation has not occurred.

Here, the operation information provided to the leasing terminal 200, the current location information of the tower crane 300 for each unique ID of the tower crane 300, whether the operation is obtained from the operating time, cumulative operating time, total It may include at least one of the operation rate information.

In the above step S330, when providing information to the rental company terminal 200, the operation information and the lease contract information can be provided in association with each unique ID of the tower crane 300. Accordingly, the leasing company can compare and confirm the corresponding lease contract information and operation information for each tower crane at a glance.

In addition, when the user has violated the lease contract information, the operation management server 100 can be implemented to automatically send an alarm to the rental terminal (200). To this end, the notification unit 140, if at least one information of the operation information violates the provisions contained in the lease contract information, may transmit a message informing the lease terminal of the contract violation of the tower crane. There is (S340).

For example, if it is determined that the location information and other contract information is collected from any tower crane 300 or the start-up is turned on at a location different from the contract information, the violation is transmitted to the renter terminal 200 as a message. Can be. At this time, the message content delivered may include the customer company information that violated the contract, the unique ID of the corresponding tower crane, the violation content. In addition, even when the tower crane is operated for more than the contract time, it may be determined that the contract violation is notified to the lease terminal 200.

On the other hand, if you continue to use the tower crane 300, the time to replace the consumables comes. Accordingly, the notification unit 140 transmits a message to the leasing terminal 200 to induce replacement of the consumables of the tower crane when the cumulative operating time of the tower crane 300 exceeds a preset threshold operating time. Can be. Here, the threshold operating time may vary according to the type of consumables.

In this prior art, the rental company can immediately check the replacement time of the consumables by tower crane, thereby facilitating the maintenance and management of the equipment. This also prevents tower crane failures or failures and prolongs their service life and lifespan.

Patent Document 1: Republic of Korea Patent Publication No. 10-2002-0004588-Method and system for leasing heavy equipment Patent Document 2: Republic of Korea Patent Publication No. 10-2015-0028379-Tower crane operation management server using LBS (Location Based Service) equipment and its operation management method

Accordingly, the present invention is to solve the above-mentioned disadvantages and problems of the prior art, and detects the operation signal by detecting the electrical signal of the tower crane power and signal terminal, at this time, the operation direction of the tower crane The driver who checks the driving record and the driving is checked through the driver identification device, and the weight signal is transmitted through the sensor (load cell) that measures the weight (load) of the object operated by the tower crane. And the weight information to be transmitted to the management system wirelessly to clearly indicate the reason for the accident in case of maintenance, and provides a driving record method by the tower crane operation management system to prevent and prevent safety accidents in the future. The purpose is.

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Operation recording method by the tower crane operation management system of the present invention in order to achieve the above object, the step of installing a gyro sensor in the various accessories (components) constituting the tower crane, and installing a weight sensor on the rope (S400) ); Issuing an identification card to drivers (S410); The driving recording apparatus main CPU accumulates the power of the tower crane and the actual operation signal high routine of each motor (S430); Transmitting the driver identifier (ID) and the tower crane identifier to the control center through the wireless modem at the start of the tower crane operation and during the driver's work (S450); If the weight signal (data) from the weight sensor (load cell) installed on the rope of the tower crane approaches the threshold value of the rope, the driver and the tower crane identifier is transmitted to the control center through the wireless modem (S460); When approaching the threshold of the rope, the monitoring application generates an alarm and notifies the workplace manager and the driver's telephone number (S470); The monitoring application generates an alarm in the event of an abnormality by calculating the direction of movement of the tower crane and the proximity of the neighboring tower cranes according to the installed gyro sensor of the tower crane (S480); Storing the driving record in the driving record storage device whenever the high or low signal of the tower crane operation signal is changed and wirelessly transmitting it to the control center (S490); The monitoring application of the control center to accumulate the fatigue of the rope alarming the replacement time (S500); The driving record storage device of the control center stores the driving record data transmitted wirelessly (S510); And when the operation of the tower crane is terminated (S520), the driving recorder main CPU of the driving recorder transmits the operation end to the control center via a wireless modem (S530); characterized in that it comprises a.

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Here, the step of registering a tower crane identifier (ID) for identifying the tower crane, a driver identifier (ID) for identifying the driver by the driver identification card, the workplace manager and the driver's telephone number are registered in the database of the control center ( S420) is characterized in that it further comprises.

In addition, when approaching the threshold of the rope, the monitoring application generates an alarm, and notifies the workplace manager and the driver's phone number (S470), and the monitoring application is based on the movement direction of the tower crane according to the gyro sensor installed in the tower crane. By calculating proximity information with other neighboring tower cranes to generate an alarm in case of an abnormality, and notifying the workplace manager and the driver's telephone number (S480), it is displayed on the monitor of the control center or informed by the smartphone of the control center staff. It is done.

According to an embodiment of the present invention has the following effects.

First, it detects the electric signal of the tower crane power and signal terminal block and detects the operation signal and transmits it to the control center wirelessly.The control center records and stores the information in the storage device, and the control center operates the tower crane. In addition to monitoring the status in real time, you can clearly see the driving situation in the event of an accident.

Second, when operating the tower crane, such as the gyro sensor to add the device to know the direction of the dynamic movement of the object can be seen the operation direction of the tower crane along with the driving record according to the operation signal of the tower crane to determine the direction of the tower crane in real time It is possible to know the positional relationship with other tower cranes around at any time, so that the exact cause of an accident can be known when an accident occurs, as well as the direction of operation of the site cranes in real time, thereby preventing accidents.

Third, not only the first driver but also the driver during the operation (in the ON state) can check the driver who performs the driving of the tower crane at all times through the driver identification device, so that the driver's career or skill can be easily known, and thus the beginner is particularly suitable for beginners. In this case, it is possible to pay attention to the foremen for work, pay attention to the person in charge, or if other workers are put in place of skilled workers according to their proficiency, thus preventing inadvertent accidents as much as possible. The possibility of accidents can be minimized.

Fourth, it is possible to more accurately grasp the critical condition of the original consumables or parts through sensors such as load cells that measure the weight (load) of the object carried by the tower crane. In other words, the tower crane, the crane runway, the trolley shaft, the hoisting rope, the hoisting block, the trolley, the hook, the jib support bar, the jib, etc. Or, if the vehicle is operated over the weight prescribed by special circumstances, the life expectancy or replacement time of the corresponding accessory can be shortened, which can prevent accidents and prevent accidents.

Fifth, it is possible to know the driver and to know the usage time of the consumables according to the driving record, thereby preventing the driver's excessive work and knowing the operating time of the motor from a remote location, so that appropriate measures can be taken immediately. Accident prevention and accident prevention can be maximized.

1 is a block diagram of a tower crane operation management system according to the prior art.
2 is a block diagram of a tower crane operation management server according to the prior art.
3 is a flowchart of a tower crane operation management method using FIG. 2.
4 is a block diagram illustrating a tower crane driving record apparatus according to the present invention.
5 is a block diagram illustrating a tower crane driving record management system according to the present invention.
6 is a flowchart illustrating a driving recording method by the tower crane driving management system according to the present invention.

When described in detail with reference to the accompanying drawings a preferred embodiment of the present invention.

In addition, the terminology used in the present invention was selected as a general term that is widely used at present, but in certain cases, the term is arbitrarily selected by the applicant, and in this case, since the meaning is described in detail in the corresponding part of the present invention, a simple term It is to be understood that the present invention is to be understood as a meaning of terms rather than names. In addition, in describing the embodiments, descriptions of technical contents which are well known in the technical field to which the present invention belongs and are not directly related to the present invention will be omitted. This is to more clearly communicate without obscure the subject matter of the present invention by omitting unnecessary description.

4 is a block diagram illustrating a tower crane driving record apparatus according to the present invention.

The tower crane driving recorder 500 according to the present invention includes a driving operation checking device 510, a driver checking device 520, a GPS 530, and a gyro sensor 540 to record the driving operation of the tower crane operating unit 400. ), A weight sensor 550, a driving record storage device 560, a wireless modem 570, and a driving recorder main CPU 580.

Here, the operation operation check device 510 confirms the operation operation of the tower crane operation unit 400. These operations include power on / off, real motor running high / low, hoist up / down stops, trolley forward / reward stops, slew left / right stops, and the like.

The driver identification device 520 may identify the driver through an ID tag provided to the driver, and may use a BLE (Bluetooth Low Energy) type tag. If the driver checks the driver automatically, the driver checking device 520 can record the actual driver of the tower crane together in the driving record when the driver changes, such as when the driver is shifted. Can be.

In addition, the driver's ID can be sent to the control center to check whether the driver is registered in real time, so that any unregistered driver (including illegal intruders) can generate an alarm when operating the tower crane. Various accidents can be prevented beforehand.

The GPS 530 is for recording the current position information of the tower crane and the exact time of the driving adjustment history.

The gyro sensor 540 can accurately determine the driving direction of various accessories such as tower masts of tower cranes, crane runways, trolley guides, hoisting ropes, hoisting blocks, trolleys, hooks, jibs, support jibs, and jibs.

The weight sensor 550 may use a load cell, for example, to measure the weight (load) of the object carried through the rope of the tower crane. This weight detection can be used to speed up the maintenance of ropes (e.g. rope life) and to operate at the specified weight. That is, by measuring the weight of the transported object and storing it together with the driving record, it is possible to calculate the fatigue degree of the actual use of the rope by the load on the rope and the transport time, which helps in determining the replacement time of the rope.

The driving record storage device 560 records data checked by the driving operation checking device 510, the driver checking device 520, the GPS 530, the gyro sensor 540, and the weight sensor 550. It records (stores) driving records, driver information, location information, driving adjustment history time, operation direction of tower crane, work weight information of work date and time according to signal.

The wireless modem 570 transmits various kinds of information of the tower crane recorded in the driving record storage device 560 in real time to the called party.

The driving recorder main CPU 580 includes a driving operation check device 510, a driver check device 520, a GPS 530, a gyro sensor 540, a weight sensor 550, a driving record storage device 560, and Control the wireless modem 570. At this time, the driving recorder main CPU 580 detects the electrical signal (Hi / Lo) of the tower crane power and the signal terminal block, the event when the signal of each terminal is changed (Hi-> Lo or Lo-> Hi) In real time to record the driving record in the storage device 560, and transmits to the outside via the wireless modem (570). For reference, each signal accumulates runtime while the Hi value of the signal is maintained in a real operating state of the power supply and each motor, and the time accumulation stops when the signal changes to Lo value. At this time, POWER Hi-> POWER ON runtime accumulation, Hoist Up / Down Hi-> Hoist motor runtime accumulation, Trolley Forward / Backward Hi-> Trolley motor runtime accumulation, Slew Left / Right Hi-> Slew motor runtime accumulation .

5 is a block diagram illustrating a tower crane driving record management system according to the present invention.

Tower crane driving record management system according to the present invention is to manage the driving record information (data) transmitted from the driving recorder 500 shown in Figure 4, the wireless communication gateway 610, driving record storage device 620, It consists of a monitoring application 630 and a database 640.

The wireless communication gateway 610 receives driving record data wirelessly transmitted from the driving recorder 500 to the outside.

The control center driving record storage device 620 stores driving record data of tower crane driving record devices transmitted from the wireless communication gateway 610. That is, the driving record of a plurality of tower cranes is stored.

The monitoring application 630 is for monitoring the operating state of the tower crane stored in the driving record storage in real time, for example, a monitor may be connected. This allows administrators to monitor the current operating status of multiple tower cranes in real time.

The database 640 stores a tower crane identifier (ID), a driver identifier (ID), a workplace manager telephone number, an operator (driver) telephone number, and the like. The database 640 may include a driving record storage device 620 and one database or storage device. The tower crane identifier (ID) distinguishes the work site (address, location), accessory information, etc. of the tower crane.

Accordingly, the monitoring application 630 detects the operation signal of the tower crane in real time when the driving signal is detected and wirelessly transmitted to the control center according to the electric signal of the tower crane power and signal terminal block, as well as the surroundings in real time The location relationship with other tower cranes can be grasped at any time, so the exact cause of the accident can be identified in the event of an accident, as well as the direction of operation of the site tower cranes in real time, so it can be used to adjust to prevent accidents. The driver identification system allows the driver to check the driver's career or skill level, so that the supervisor or the person in charge can be alerted to work with more attention, especially for beginners. , Instead of skilled workers It can know when other workers have been put in place, so it is possible to prevent and prevent inadvertent accidents as much as possible, thereby minimizing the possibility of accidents, and to warn when the weight detected by the weight sensor approaches or exceeds the allowable value. The driver can prevent the driver's excessive work and know the operating time of the motor at a remote location, so that appropriate measures can be immediately set up to maximize the accident prevention and the accident prevention.

6 is a flowchart illustrating a driving recording method by the tower crane driving management system according to the present invention.

In the driving recording method using the tower crane operation management system according to the present invention, as shown in FIG. 6, the gyro sensor is installed in various accessories (components) constituting the tower crane, and the weight sensor is installed in the rope (S400). .

And drivers issue identification cards (S410).

In addition, the control center registers a tower crane identifier (ID) for identifying a tower crane, a driver identifier (ID) for identifying a driver by a driver identification card, a workplace manager, and a driver's telephone number (S420).

Subsequently, when an event occurs according to whether an event has occurred, the driving recorder main CPU accumulates a power routine and an actual operation signal high routine of each motor according to the event occurrence signal (S430).

At this time, the driver identifier (ID) and the tower crane identifier are transmitted to the control center through the wireless modem at the start of driving (S450). As a result, the monitoring application on the control tower monitors the operation of the tower crane in real time.

On the other hand, if the weight signal (data) from the weight sensor (load cell) installed on the rope approaches the threshold of the rope, the driver and the tower crane identifier is transmitted to the control center through the wireless modem (S460).

The monitoring application generates an alarm and informs the workplace manager and the driver's phone number (S470). At this time, it can be displayed on the monitor of the control center or informed by the smartphone of the control center personnel. Accordingly, if necessary, by talking to the workplace manager or driver, the situation can be accurately identified, and work can be prevented or minimized through work progress or suspension.

On the other hand, the monitoring application detects the direction of tower crane movement according to the tower crane's installed gyro sensors, calculates proximity information with neighboring tower cranes, generates an alarm in case of abnormality, and informs the workplace manager and driver's telephone number. (S480). At this time, it is displayed on the monitor of the control center or informed by the smartphone of the control center staff, by talking to the workplace manager or driver to accurately grasp the situation and can prevent or minimize the accident in advance through the progress, stop, and the like.

On the other hand, when the signal is changed from low to high or the signal is changed from high to low of the enable signal is stored in the driving record storage device, and wirelessly transmits to the control center (S490). At this time, the driver, tower crane identifier (ID), GPS information, gyro sensor information, weight sensor information, and the like may also be transmitted.

Monitoring application of the control center can accumulate the fatigue of the rope to alarm the replacement time (S500). That is, when the weight of the transported object is measured and stored together with the driving record, the load on the rope and the transport time can be calculated for the fatigue of the actual use of the rope, thereby informing the rope replacement time.

The driving record storage device of the control center stores the driving record data transmitted wirelessly (S510).

On the other hand, when the operation of the tower crane is terminated (S520), the driving recorder main CPU of the driving recorder wirelessly transmits the end of work to the control center through the wireless modem (S530). At this time, the driver, the tower crane identifier (ID), and the GPS information is transmitted to store the identifier and time information of the tower crane and the operator of the crane at the end of work.

Although the present invention has been described by way of example as described above, the present invention is not necessarily limited to these examples, and various modifications can be made without departing from the spirit of the present invention. Therefore, the examples disclosed in the present invention are not intended to limit the technical idea of the present invention but to explain the present invention, and the scope of the technical idea of the present invention is not limited by these examples. The protection scope of the present invention should be interpreted by the following claims, and all technical ideas within the equivalent scope should be interpreted as being included in the scope of the present invention.

400: tower crane control unit 500: driving recorder
510: operation confirmation device 520: driver confirmation device
530: GPS 540: Gyro Sensor
550: weight sensor 560: driving record storage device
570: wireless modem 580: driving recorder main CPU
600: control center 610: wireless communication gateway
620: control center operation record storage device 630: monitoring application
640: database

Claims (15)

delete delete delete delete delete delete delete delete delete delete delete delete Installing a gyro sensor on various accessories (components) constituting the tower crane and installing a weight sensor on the rope (S400);
Issuing an identification card to drivers (S410);
The driving recording apparatus main CPU accumulates the power of the tower crane and the actual operation signal high routine of each motor (S430);
Transmitting the driver identifier (ID) and the tower crane identifier to the control center through the wireless modem at the start of the tower crane operation and during the driver's work (S450);
If the weight signal (data) from the weight sensor (load cell) installed on the rope of the tower crane approaches the threshold value of the rope, the driver and the tower crane identifier is transmitted to the control center through the wireless modem (S460);
When approaching the threshold of the rope, the monitoring application generates an alarm and notifies the workplace manager and the driver's telephone number (S470);
The monitoring application generates an alarm in the event of an abnormality by calculating the direction of movement of the tower crane and the proximity of the neighboring tower cranes according to the installed gyro sensor of the tower crane (S480);
Storing the driving record in the driving record storage device whenever the high or low signal of the tower crane operation signal is changed and wirelessly transmitting it to the control center (S490);
The monitoring application of the control center to accumulate the fatigue of the rope alarming the replacement time (S500);
The driving record storage device of the control center stores the driving record data transmitted wirelessly (S510); And
When the operation of the tower crane is terminated (S520), the driving recorder main CPU of the driving recorder wirelessly transmits the end of the operation to the control center through the wireless modem (S530); comprising a tower crane Operation record method by operation management system. The method according to claim 13,
In step S420, a tower crane identifier (ID) for identifying a tower crane, a driver identifier (ID) for identifying a driver by a driver identification card, a workplace manager, and a driver's telephone number are registered in the database of the control center. Driving record method by the tower crane driving management system, characterized in that it further comprises. The method according to claim 13,
When approaching the threshold of the rope, the monitoring application generates an alarm, informing the workplace manager and the driver's telephone number (S470),
The monitoring application calculates the direction of movement of the tower crane and the proximity of neighboring tower cranes according to the installed gyro sensor of the tower crane to generate an alarm in case of abnormality,
Informing the workplace manager and the driver's telephone number (S480),
Driving record method by the tower crane operation management system, characterized in that displayed on the monitor of the control center or notified by the smartphone of the control center personnel.

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