JP2001236536A - Managing system for operation of work machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To make obtainable operating data for each day required for managing operation neither too much nor too little and to prevent battery consumption at the time of engine stop. SOLUTION: In a work machine provided with an operating data recording means 102 for recording the operating data of the work machine and an operating data transmitting means 102 for transmitting the operating data stored in the operating data recording means to a managing part spot 109 at a distant place, at the time of the first operation of the work machine everyday, the operating data transmitting means 102 transmits non-transmitted operating data up to the previous day.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an operation pipe filling system for a working machine, and more particularly to an operation management system for managing the operation of a working machine such as a hydraulic shovel, a crane, and a bulldozer by simple means.

[0002]

2. Description of the Related Art In general, working machines such as hydraulic excavators and dump trucks are often used under severe conditions, and each part of the machine is severely damaged.
Appropriate maintenance management is required. As a general maintenance management method, a machine called an hour meter installed on a work machine was used, and while the power was turned on, the hour meter was counted up to grasp the operation time and the count was performed. When the operation time reaches a certain time, consumable parts such as an oil filter and oils and fats such as engine oil are replaced. However, since the degree of damage to each part of the working machine varies depending on the work content, rational maintenance management becomes possible if the working state can be grasped in more detail.

One of the solutions is disclosed in Japanese Patent Laid-Open No. 11-24 / 1999.
Japanese Patent Publication No. 744 proposes a work machine management system that acquires operation data of a work machine from a remote management center by wireless communication. According to this system, a user operates a data transmission request. And transmitting a data transmission request from the management center to the work machine, or automatically transmitting a data transmission request to the management machine to the management center at a predetermined time interval, and transmitting operation data from the work machine. It has become.

[0004]

However, in such a working machine management system, since it is not known when a data transmission request is sent from the pipe filling center to the working machine, the working machine always keeps the controller in a standby state. Therefore, there is a problem that a dark current always flows to the controller even while the engine of the work machine is stopped, and the battery is consumed.

[0005] Also, when automatically transmitting a data transmission request at a predetermined time interval, the controller must be operated regardless of the operation of the engine, and the same problem occurs.

[0006] The object of the present invention, in view of the above problems,
Each day of operation data required for work machine operation management can be obtained without excess or deficiency.
It is an object of the present invention to provide a work machine operation management system which collects and records operation data, and enables transmission of the operation data from the work machine to a management office.

[0007]

The present invention employs the following means in order to solve the above-mentioned problems.

The first means includes an operation data recording means for recording operation data of the work machine, an operation data transmission means for transmitting the operation data stored in the operation data recording means to a management station at a remote place. In a working machine comprising
The operation data transmitting means transmits, at the time of the first operation of the work machine for each day, the operation data that has not been transmitted until the previous day.

The second means is the first means, wherein the first operation is at the time of starting the engine of the work machine.

[0010] The third means is any one of the first means and the second means, wherein the operating data transmitting means stores the current date and the operating data recording means when the work machine is operating. It has means for comparing the latest date of the recorded operation data with the latest date, and when the two dates are different, transmitting the operation data of the latest date.

[0011] A fourth means is the information processing apparatus according to any one of the first means to the third means, wherein the operation data recording means uses a current date and the operation data recording means when the work machine is operated. Means for comparing the latest date of the recorded operating data, and means for updating the date to the current date if the two dates are different, and recording the operating data on the updated date. It is characterized by having.

[0012]

DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to FIGS.

FIG. 1 is a diagram showing the configuration of a work machine operation management system according to this embodiment.

In FIG. 1, reference numeral 101 denotes a hydraulic excavator as an example of a work machine managed by an operation management system;
02 is an operation data recording and transmitting device provided in the excavator 101 for recording collected operation data and transmitting it to the management unit 109 at the start of operation on each day.
No. 01, a sensor for detecting the operating state of the vehicle body, such as start and stop of the engine, pump oil pressure, etc .; 104, a satellite communication terminal for transmitting the operation data transmitted from the operation data recording and transmitting device 102 to the management unit; Is an antenna for satellite communication.

Reference numeral 106 denotes an artificial satellite orbiting in a low orbit, reference numeral 107 denotes a ground station for receiving data from the satellite 106, reference numeral 108 denotes an Internet line, and reference numeral 109 denotes a management device for managing the operating state of a work machine. It is a pipe burial place provided.

Here, the operation data collected and recorded by the operation data recording and transmitting apparatus 102 is compiled into data on a daily basis.
04 from the satellite 104 to the ground station 107,
Further, the operation data received from the ground station 107 is converted into e-mail data and transmitted to the management office 109 via the Internet line 108.

FIG. 2 is a block diagram showing an example of the configuration of the operation data recording and transmitting device 102.

In FIG. 1, reference numeral 201 denotes a CPU for counting and calculating various data; 202, a clock function used for time management of data; 203, collection and recording of operation data; Data management department 1
09, a processing program for transmission processing is stored,
A non-volatile memory in which internal data is not erased even when the power of the apparatus 102 is turned off, a non-volatile memory 204 for storing collected operation data, a communication interface 205 with the satellite communication terminal 104, and a sensor 206 103
This is a sensor input interface for inputting the signal of.

FIG. 3 is a diagram showing a data storage area of operation data stored in the nonvolatile memory 204 of the operation data recording and transmitting apparatus 102.

As shown in FIG.
As will be described in detail later, every time the operation data is updated on a daily basis, the operation data of that day is recorded in a new data storage area.

In each of the data storage areas 0 to 2, the date and the engine operating time, front turning operation time, vehicle body running time, front operation time,
Operation data including attachment operation time, ML crane operation time, and the like are recorded.

FIG. 4 is a flowchart showing a processing procedure of operating data recording in the operating data recording transmitting apparatus 102.

First, when the engine is started in step 1, this operation data recording processing is started in step 2. Next, in step 3, the current date is compared with the date of the latest data storage area. If the two dates are the same, the process of recording the operation data in the data storage area of the latest date is performed in step 6, and if the two dates are different, the data storage area is replaced with the new data in step 4. Update the storage area. Next, at step 5, the updated date in the new data storage area is updated to the current date, and the processing from step 3 is repeated. That is, the operation data is recorded on the updated date.

FIG. 5 is a flowchart showing a processing procedure for transmitting the operation data recorded from the operation data recording and transmitting apparatus 102 to the management section 109.

First, in step 11, when the engine is started, in step 12, the operation data transmission process is started. First, in step 13, the current date is compared with the date of the latest data storage area.
If the two dates are the same, the process proceeds to step 17 and ends the transmission process without transmitting the operation data. If the two dates are different, it is determined in step 14 whether or not the operation data of the date in the data storage area has not been transmitted. If the data has been transmitted, the process proceeds to step 17 and the transmission processing ends. If the operation data has not been sent, step 1
At 5, the operation data is transmitted to the satellite communication terminal 104 to transmit the operation data to the management office 109. When the transmission of the operation data on the date in the data storage area is completed, the transmission history is updated in step S16. This transmission history is subjected to the determination in step 14.

As described above, according to the invention of this embodiment, as described in the flowcharts of FIGS. 4 and 5, both the recording process and the transmission process of the operation data are performed on condition that the engine is started. Since the process is performed, when the engine is not started, neither the recording process nor the transmission process of the operation data is performed, so that the consumption of the battery due to the operation of the operation data recording and transmitting device when the engine is stopped can be prevented.

In this case, since it is only necessary to detect the start of the engine as long as it is possible to detect that the work machine is operating, for example, the determination may be made by detecting the hydraulic pressure of the main pump, or in other operating states. Detection means may be used.

[0028]

According to the invention as set forth in claims 1 and 2 of the present application, when the work machine is operated for the first time on each day, the operation data for the untransmitted data up to the previous day is transmitted, so that the operation management can be performed. The required operation data for each day can be obtained without excess and deficiency, and the operation data is transmitted after the engine or the like is started. It is not necessary to keep the device on standby at all times, and it is possible to prevent battery consumption when the engine is stopped.

According to the third aspect of the present invention, when the work machine is operated, the current date is compared with the latest date of the operation data recorded in the operation data recording means,
When the two dates are different, since the operation data of the latest date was transmitted, after starting the engine or the like,
It is determined whether the date has been updated. If the date has been updated, the unsent operation data before the date is updated will be transmitted, so the operation data for each day required for operation management will be properly In addition to this, it is possible to prevent battery consumption when the engine is stopped.

According to the fourth aspect of the present invention, when the work machine is operated, the current date is compared with the latest date of the operation data recorded in the operation data recording means, and the two dates are different. In addition, since the date is updated to the current date and the operation data is recorded, the operation data of each day required for operation management can be recorded without excess and deficiency, and the operation data can be recorded after the engine or the like is started. Is recorded, it is possible to prevent battery consumption when the engine is stopped.

[Brief description of the drawings]

FIG. 1 is a diagram showing a configuration of a work machine operation management system according to an embodiment of the present invention.

FIG. 2 is a block diagram illustrating an example of a configuration of an operation data recording and transmitting apparatus illustrated in FIG.

3 is a diagram showing a data storage area of operation data stored in a nonvolatile memory 204 of the operation data recording and transmitting apparatus 102 shown in FIG.

FIG. 4 is a flowchart showing a processing procedure of operating data recording in the operating data recording transmitting apparatus 102 shown in FIG.

FIG. 5 is a flowchart showing a processing procedure for transmitting operation data stored in the operation data recording and transmitting apparatus 102 shown in FIG.

[Explanation of symbols]

Reference Signs List 101 Hydraulic excavator main body 102 Operation data recording and transmitting device 103 Sensor 104 Satellite communication terminal 105 Antenna 106 Satellite 107 Ground station 108 Internet line 109 Management office 201 CPU 202 Clock function 203 Non-volatile memory 204 storing various processing programs 204 Operation data Memory 205 in which data is stored 205 External communication interface 206 Sensor input interface

 ──────────────────────────────────────────────────の Continuing on the front page (72) Inventor Hiroyuki Adachi 650, Kandamachi, Tsuchiura-shi, Ibaraki Hitachi Construction Machinery Co., Ltd. (72) Inventor Hideki Komatsu 650, Kandamachi, Tsuchiura-shi, Ibaraki Hitachi Construction Machinery F-term in Tsuchiura Plant (reference) 3E038 AA06 AA07 BA09 BB05 CA03 CB02 CB07 EA02 GA02

Claims (4)

[Claims] 1. A work machine comprising: operation data recording means for recording operation data of a work machine; and operation data transmission means for transmitting the operation data stored in the operation data recording means to a management station at a remote location. 5. The operation management system for a work machine according to claim 1, wherein the operation data transmission means transmits, at the time of the first operation of the work machine each day, the operation data that has not been transmitted until the previous day. 2. The work machine operation management system according to claim 1, wherein the first operation is at the time of starting the engine of the work machine. 3. The operation data transmitting unit according to claim 1, wherein the operation data transmission unit operates when the work machine is operating.
Means for comparing a current date with the latest date of the operation data recorded in the operation data recording means, and means for transmitting the operation data of the latest date when the two dates are different. A work machine operation management system characterized by the following. 4. The operation data recording unit according to claim 1, wherein the operation data recording unit operates when the work machine operates.
Means for comparing the current date with the latest date of the operation data recorded by the operation data recording means, and if the two dates are different, update the date to the current date; Means for recording operation data at a date.