WO2011074672A1 - 作業車両のモニタ装置 - Google Patents
作業車両のモニタ装置 Download PDFInfo
- Publication number
- WO2011074672A1 WO2011074672A1 PCT/JP2010/072787 JP2010072787W WO2011074672A1 WO 2011074672 A1 WO2011074672 A1 WO 2011074672A1 JP 2010072787 W JP2010072787 W JP 2010072787W WO 2011074672 A1 WO2011074672 A1 WO 2011074672A1
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- Prior art keywords
- monitoring
- work vehicle
- screen
- displayed
- display
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Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/26—Indicating devices
- E02F9/267—Diagnosing or detecting failure of vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R11/02—Arrangements for holding or mounting articles, not otherwise provided for for radio sets, television sets, telephones, or the like; Arrangement of controls thereof
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02F—DREDGING; SOIL-SHIFTING
- E02F9/00—Component parts of dredgers or soil-shifting machines, not restricted to one of the kinds covered by groups E02F3/00 - E02F7/00
- E02F9/26—Indicating devices
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R2300/00—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle
- B60R2300/20—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the type of display used
- B60R2300/207—Details of viewing arrangements using cameras and displays, specially adapted for use in a vehicle characterised by the type of display used using multi-purpose displays, e.g. camera image and navigation or video on same display
Definitions
- the present invention relates to a monitor device for a work vehicle that is provided on a work vehicle such as a construction machine and displays information related to the work vehicle.
- a service person may perform work while confirming the operation state of the construction machine when performing various maintenance.
- a technique for monitoring the internal state of the construction machine using a monitor device mounted on the construction machine is known (see, for example, Patent Document 1).
- This monitoring device has a function of displaying a maintenance screen in addition to the standard screen displayed during normal operation of the construction machine, and displays the detection result of the monitoring item selected by the service person while sequentially updating it. be able to.
- the service person can perform monitoring without connecting another terminal to the construction machine.
- the present invention has been made in view of the above, and an object of the present invention is to provide a monitoring device for a work vehicle that can reduce the number of man-hours for performing maintenance and increase the efficiency of maintenance.
- a monitoring device for a work vehicle is a monitoring device for a working vehicle, wherein the monitoring device includes a standard screen for displaying an operation state of the working vehicle; And a service menu display screen for performing maintenance and setting of the work vehicle, which is displayed by transitioning from the standard screen by a predetermined operation, and the service menu display screen is configured to display the work A plurality of menus related to vehicle maintenance and settings are displayed, and when any one menu is selected from the plurality of menus, a plurality of monitoring items corresponding to the selected menu can be selected.
- a monitoring device for a work vehicle that displays a selected monitoring item on the display unit, an input unit for inputting a signal instructing registration of the selected monitoring item, and a monitoring item according to the input signal And a display control unit for displaying the monitoring item registered in the storage unit on the display unit.
- the display unit displays a plurality of tabs that can be switched to each other on a screen that displays the plurality of monitoring items, and any one of the plurality of tabs.
- One is characterized in that it corresponds to a screen for displaying a list of monitoring items registered in the storage unit.
- the work vehicle monitoring device includes, in the above invention, a signal detection unit that detects a key-on signal and a key-off signal that are respectively generated when a key switch of the work vehicle is turned on and off.
- the signal detection unit detects the key-off signal after the signal detection unit detects the key-off signal
- the unit displays a current detection content of the monitoring item registered in the storage unit on the display unit. To do.
- the display control unit stores the memory when the signal detection unit detects the key-on signal within a predetermined time after the signal detection unit detects the key-off signal.
- the present detection content of the monitoring item registered in the section is displayed on the display section.
- the display unit together with the current detection content of the monitoring item, includes a plurality of state quantities of the work vehicle during normal operation of the work vehicle. At least a part of a plurality of gauges for displaying is displayed by a figure or a character.
- the monitoring item is related to a hydraulic pump and / or an engine mounted on the work vehicle.
- the monitoring device for a work vehicle registers the monitoring items displayed on the display unit in the storage unit, and can display the registered monitoring items on the display unit. You don't have to reselect the monitoring items each time. Therefore, there is an effect that it is possible to reduce the number of man-hours for performing maintenance and increase the efficiency of maintenance.
- FIG. 1 is a simplified diagram of a construction machine that is a work vehicle equipped with a work vehicle monitor device in Embodiment 1 of the present invention.
- FIG. 2 is a perspective view showing the internal configuration of the cab of the construction machine on which the monitoring device for a work vehicle according to Embodiment 1 of the present invention is mounted.
- FIG. 3 is a simplified diagram showing the configuration of the work vehicle control system according to Embodiment 1 of the present invention.
- FIG. 4 is a block diagram showing a functional configuration of the monitoring device for a work vehicle according to Embodiment 1 of the present invention and a configuration of a main part of the control system centering on the monitoring device.
- FIG. 1 is a simplified diagram of a construction machine that is a work vehicle equipped with a work vehicle monitor device in Embodiment 1 of the present invention.
- FIG. 2 is a perspective view showing the internal configuration of the cab of the construction machine on which the monitoring device for a work vehicle according to Embodiment 1 of the present invention is
- FIG. 5 is a diagram showing an external configuration of the work vehicle monitoring apparatus according to Embodiment 1 of the present invention.
- FIG. 6 is a diagram showing the contents of the screen displayed by the display unit of the monitor device for the work vehicle according to Embodiment 1 of the present invention.
- FIG. 7 is a diagram showing a screen transition example when monitoring is performed using the work vehicle monitor device according to Embodiment 1 of the present invention.
- FIG. 8 is a diagram showing a display example of a service menu display screen displayed by the work vehicle monitoring apparatus according to Embodiment 1 of the present invention.
- FIG. 9 is a diagram showing a display example of a monitoring item selection screen displayed by the work vehicle monitoring apparatus according to Embodiment 1 of the present invention.
- FIG. 10 is a diagram showing a display example of a monitoring execution screen in the case where the monitoring item is not registered in the storage unit in the work vehicle monitoring apparatus according to Embodiment 1 of the present invention.
- FIG. 11 is a diagram showing a display example of a monitoring execution screen when monitoring items are registered in the storage unit in the work vehicle monitoring apparatus according to Embodiment 1 of the present invention.
- FIG. 12 shows the display unit when the monitoring storage unit registers the monitoring item when monitoring is selected on the service menu display screen displayed by the work vehicle monitor device according to the first embodiment of the present invention. It is a figure which shows the example of a display of the inquiry screen displayed.
- FIG. 11 is a diagram showing a display example of a monitoring execution screen when monitoring items are registered in the storage unit in the work vehicle monitoring apparatus according to Embodiment 1 of the present invention.
- FIG. 12 shows the display unit when the monitoring storage unit registers the monitoring item when monitoring is selected on the service menu display screen displayed by the work vehicle monitor device according to the first embodiment of the present invention
- FIG. 13 is a schematic flowchart collectively showing control examples of screen transitions when monitoring is performed using the work vehicle monitoring device according to Embodiment 1 of the present invention.
- FIG. 14 is a diagram showing an example of screen transition when monitoring is performed by the work vehicle monitoring device according to Embodiment 2 of the present invention.
- FIG. 15 shows the display unit when the storage unit registers the monitoring item when monitoring is selected on the menu selection screen displayed by the monitoring device for the work vehicle according to the second embodiment of the present invention. It is a figure which shows the example of a display of a monitoring item selection screen.
- FIG. 16 is a diagram showing a display example of a monitoring item selection screen displayed by the work vehicle monitoring apparatus according to Embodiment 2 of the present invention.
- FIG. 17 is a diagram showing an outline of characteristic processing among the monitoring processing performed by the work vehicle monitoring device according to Embodiment 3 of the present invention.
- FIG. 18 is a diagram showing an outline of a characteristic process among the monitoring processes performed by the work vehicle monitoring apparatus according to the modification of the third embodiment of the present invention.
- FIG. 1 is a simplified diagram of a construction machine that is a work vehicle equipped with a work vehicle monitor device (hereinafter simply referred to as “monitor device”) in Embodiment 1 of the present invention.
- a construction machine S shown in FIG. 1 is a hydraulic excavator, and includes a lower traveling body 1 having crawler belts, an upper revolving body 3 that is turnably mounted on an upper portion of the lower traveling body 1 via a revolving mechanism 2, and an upper A work machine 4 coupled to the revolving structure 3.
- the work machine 4 has a base 5 swingably connected to the upper swing body 3, an arm 6 swingably connected to the tip of the boom 5, and swingable to the tip of the arm 6. And a bucket 7 connected to.
- the upper swing body 3 includes a cab 8 and the like.
- FIG. 2 is a perspective view showing an internal configuration of the cab 8.
- the driver's cab 8 is provided with a driver seat 9 in the center thereof, and a traveling operation unit 10 is provided in front of the driver seat 9.
- the travel operation unit 10 includes travel levers 11 and 12 and travel pedals 13 and 14 that swing integrally with the travel levers 11 and 12. When the operator pushes the traveling levers 11 and 12 forward, the lower traveling body 1 moves forward, while when the operator pulls the traveling levers 11 and 12 rearward, the lower traveling body 1 moves backward.
- An attachment pedal 15 is provided in the vicinity of the travel operation unit 10.
- An instrument panel 17 is provided in the vicinity of the right side window 16 in FIG.
- Work machine levers 18 and 19 are installed on the left and right sides of the driver's seat 9, respectively.
- the work machine levers 18 and 19 are used to move the boom 5 up and down, rotate the arm 6 and the bucket 7, rotate the upper swing body 3, and the like.
- a lock lever 20 is provided in the vicinity of the work machine lever 18.
- the lock lever 20 is for stopping functions such as operation of the work implement 4, turning of the upper revolving structure 3, and traveling of the lower traveling structure 1. That is, by performing the pulling-up operation of the lock lever 20, the movement of the work machine 4 and the like can be locked (restricted). In a state where the movement of the work implement 4 or the like is locked by the lock lever 20, even if the operator operates the work implement levers 18 and 19 or the like, the work implement 4 or the like does not operate.
- a monitor device 21 for displaying the engine state and the like of the construction machine S is provided at the lower part of the vertical frame 23 that partitions the front window 22 and the one side window 16 of the cab 8.
- the engine state is, for example, engine cooling water temperature, hydraulic oil temperature, fuel remaining amount, and the like.
- FIG. 3 is a simplified diagram showing the configuration of the control system of the construction machine S.
- the control system for the construction machine S responds to the operation of the first hydraulic pump 31 a that discharges the pressure oil for generating the hydraulic pressure for driving the work machine 4 and the like and the work machine levers 18 and 19.
- a second hydraulic pump 31b that discharges pressure oil for generating the hydraulic pressure.
- a swash plate driving device 32 is connected to the first hydraulic pump 31a.
- the swash plate driving device 32 is driven based on an instruction from the pump controller 33, and changes the inclination angle of the swash plate of the first hydraulic pump 31a.
- a hydraulic actuator 35 is connected to the first hydraulic pump 31a via a control valve 34.
- the hydraulic actuator 35 is a boom cylinder, an arm cylinder, a bucket cylinder, a turning hydraulic motor, a traveling hydraulic motor, or the like.
- the work machine lever 18 (19) and the lock lever 20 are connected to the second hydraulic pump 31b.
- the control system of the construction machine S includes an engine 36 having a drive shaft connected to the first hydraulic pump 31a and the second hydraulic pump 31b, and a common rail 37 for adjusting the fuel injection amount by the fuel injection device in the engine 36. And an engine controller 38 for controlling the operation of the engine 36.
- the engine 36 is a diesel engine.
- the engine speed of the engine 36 is set by the fuel dial 39, and the actual engine speed is detected by the rotation sensor 40.
- the engine controller 38 controls the amount of fuel injected by the fuel injection device based on a lever operation signal from the operator, sensor signals from various sensors provided in the work machine 4 and the like.
- the pump controller 33 sets the first hydraulic pump 31a of the engine 36 according to the pump absorption torque set for each work mode of the construction machine S, the engine speed set by the fuel dial 39, and the actual engine speed. Control is performed to absorb the best matching torque at each output point.
- the work mode includes, for example, a “heavy excavation mode” that can maintain a large amount of work, which is the amount of excavation per unit time, and a “fuel saving mode” that further reduces fuel consumption during light-load work. Can be set.
- the engine controller 38 is connected to a key switch 41 for inputting a key-on signal and a key-off signal for instructing start and stop of engine operation, respectively.
- a key switch 41 As the key switch 41, a key is inserted into a so-called key cylinder and an electric signal (key-on signal and key-off signal) is generated by a rotating operation, or an electric signal is generated when authentication is obtained using an electronic key equipped with an immobilizer Alternatively, a device that generates an electric signal by a push button can be applied.
- the PPC lock switch 42 is connected to the lock lever 20.
- the PPC lock switch 42 detects the operation when the lock lever 20 is operated to the lock side, and sends a signal to the valve (solenoid valve) 43. Thereby, functions such as operation of the work machine 4, turning of the upper swing body 3, and traveling of the lower traveling body 1 can be stopped. At this time, the engine 36 becomes idling and enters an idling state.
- FIG. 4 is a block diagram showing a functional configuration of the monitor device 21 and a configuration of a main part of the control system centering on the monitor device 21.
- the monitor device 21 includes an input unit 201 into which various instructions or information are input by an operator or a service person, a display unit 202 that is realized using a liquid crystal screen or the like and displays various types of information including information related to the operation of the construction machine, And a controller 203 as a display control unit that is realized by using a CPU or the like and controls the operation of the monitor device 21.
- the display unit 202 has a function of displaying the current detection content of the monitoring item selected from a plurality of monitoring items related to the operation state of the construction machine while sequentially updating it.
- the monitor device 21 is realized by using a clock IC 204 having a function of determining a time when the key is turned on or when the key is turned off, a signal detection unit 205 that detects a signal input from the key switch 41, an EEPROM, and the like.
- a memory 206 serving as a storage unit that stores a plurality of monitoring items related to the operating state of the machine, information input by the input unit 201, a program for operating the monitor device 21, and the like.
- the monitor device 21 having the above configuration includes, for example, a plurality of sensors 44a, 44b,... Including a temperature sensor for detecting the temperature of the air conditioner in the cab 8 of the construction machine S, and the sensors 44a, 44b,. .. Are connected to actuators 45a, 45b,... That perform operations corresponding to the detection results detected by.
- the engine controller 38 includes a rotation sensor 40, a temperature sensor for detecting the coolant temperature of the engine, and the like, and a plurality of sensors 46a, 46b,... For detecting the driving state of the engine, and the sensors 46a, 46b,. .. Are connected to actuators 47a, 47b,... That drive the engine based on the detection results of.
- a governor motor 37 is included in the actuators 47a, 47b,.
- the pump controller 33 includes a plurality of sensors 48a, 48b,... Including pressure sensors that detect hydraulic pressure at predetermined positions of a hydraulic circuit including the first hydraulic pump 31a and the second hydraulic pump 31b, and the sensors 48a, Are connected to a plurality of actuators 49a, 49b,... That control the operation of the work implement 4 based on the detection results of 48b,.
- the actuators 49a, 49b,... include an actuator that adjusts the tilt angle of the first hydraulic pump 31a, a boom cylinder, an arm cylinder, a bucket cylinder, and a swivel that constitute the hydraulic actuator 35.
- a hydraulic motor for traveling, a hydraulic motor for traveling, and the like are included.
- FIG. 5 is a diagram showing an external configuration of the monitor device 21.
- the input unit 201 includes a plurality of switches.
- function switches F1 to F6 which are located below the display unit 202 and displayed as “F1” to “F6”, correspond to the icons displayed on the display unit 202 above each switch. This is a switch for inputting a signal.
- an auto decel switch 211 for executing auto decel control for reducing the engine speed of the engine 36 to a predetermined speed when the work implement levers 18 and 19 return to the neutral position
- a construction machine A work mode selection switch 212 that selects the work mode of S from a plurality of work modes
- a travel speed stage selection switch 213 that selects a travel speed stage of the construction machine S from a plurality of travel speed stages, and the construction machine S is in a predetermined warning state.
- the buzzer cancel switch 214 for canceling the generated buzzer sound
- the wiper switch 215 for operating the wiper (not shown) provided on the windshield of the cab 8 (see FIG.
- the washer for injecting cleaning water to the windshield (Not shown) a washer switch 216 and a cab Air conditioner switch 217 for operating the air conditioner of various functions of the inner is provided.
- a touch panel of a resistive film type or the like can be applied as the input unit 201.
- the screen displayed by the display unit 202 is a standard screen 101 displayed during normal operation of the construction machine.
- the “normal operation” here refers to an operation when the construction machine performs an operation.
- the standard screen 101 includes an engine water temperature gauge G1 indicating the coolant temperature of the engine, a hydraulic oil temperature gauge G2 indicating the temperature of the hydraulic oil in the hydraulic circuit, and a fuel level gauge G3 indicating the level of the remaining amount of fuel. , At least one of them is displayed, and the gauge needle is touched based on the corresponding sensor signal.
- a fuel consumption gauge G4 is displayed on the right side of the fuel level gauge G3.
- a clock W is displayed at the center above the display unit 202. On the right side of the watch W, and it displays the speed stage icon I S indicating the working mode icon I M, and have been set running speed stage shows the work mode is set.
- the letter "P” is displayed as a work mode icon I M. This is a display when the work mode is set to the heavy excavation mode.
- construction machinery S may have been set in the fuel-saving mode
- the letter "E” is displayed as a work mode icon I M.
- the standard screen 101 icons that contain the string "Hi” is displayed as the travel speed gear icon I S. This icon is displayed when the traveling speed stage is set to a high speed.
- Guidance icons I1 to I4 corresponding to the function switches F3 to F6 are displayed at positions below the standard screen 101 and above the function switches F3 to F6, respectively.
- the guidance icon I1 is an icon that means switching the screen displayed on the display unit 202 to the camera screen.
- the camera screen is a screen that is installed on the exterior of the construction machine S and that is output by a camera (not shown) such as a CCD camera that captures the outside of the construction machine S.
- the guidance icon I2 is an icon that means switching the display of the clock W to the display of the service meter.
- the guidance icon I3 is an icon that means switching the screen displayed on the display unit 202 to a maintenance mode screen for maintenance.
- the guidance icon I4 is an icon that means switching the screen displayed on the display unit 202 to a user mode screen for adjusting the screen brightness and adjusting the time. Therefore, for example, when the function switch F3 corresponding to the guidance icon I1 is pressed and a signal is input, the controller 203 switches the screen displayed on the display unit 202 and uses a camera installed on the exterior of the construction machine. Control is performed to display the captured camera screen, such as behind the construction machine.
- FIG. 6 is a diagram showing the contents of the screen displayed by the display unit 202.
- a transition can be made from the standard screen 101 to a user menu display screen 102 that is set by a general user (an operator who operates the vehicle) and a service menu display screen 103 that is set by an administrator.
- the “manager” refers to, for example, a manager of a construction machine rental company or a service person of a construction machine dealer.
- the transition from the standard screen 101 to the service menu display screen 103 is performed through input of a password unknown to a general user and execution of a special operation. In this way, it is desirable to set so that a general user cannot transition to the service menu display screen 103.
- the service menu display screen 103 it is possible to display a menu necessary for the administrator to perform failure diagnosis, failure analysis, etc. during maintenance.
- “monitoring” for displaying the detection result of an item selected from items detected by various sensors connected to the monitor device 21, the engine controller 38 or the pump controller 33, and “failure” for displaying a failure history Menus such as “History”, “Maintenance history” to display maintenance history, “Maintenance mode setting” to set mode for maintenance, “Initial value setting” to set optional function and initial value of monitoring, etc. Is displayed.
- the monitoring items selected in the monitoring menu are “engine speed”, “engine water temperature”, “fuel remaining amount” and the like as shown in FIG.
- FIG. 7 is a diagram illustrating an example of screen transition when monitoring is performed using the monitor device 21.
- the “monitoring” menu is first selected from the service menu display screen 103.
- FIG. 8 is a diagram showing a display example of the service menu display screen 103.
- a cursor down icon 131 In addition to menus such as “diagnosis support”, “monitoring”, and “failure history”, a cursor down icon 131, a cursor up icon 132, a return icon 133, and a selection icon 134 are displayed at the bottom of the screen.
- the cursor down icon 131 and the cursor up icon 132 are icons corresponding to switches that up or down the scroll bar 135 for scrolling the service menu. These icons are respectively displayed above the function switches F3 to F6 (see FIG. 5), and guide the input switches to be actually operated.
- “monitoring” is selected from the service menu items (displayed with shading). Therefore, when the function switch F6 is pressed in the state shown in FIG. 8, “monitoring” is selected.
- the controller 203 When “monitoring” is selected on the service menu display screen 103, the controller 203 causes the display unit 202 to display a screen corresponding to “monitoring”.
- the screen displayed by the display unit 202 varies depending on the presence or absence of monitoring items registered in the memory 206 (see FIG. 7). Specifically, when the monitoring item is not registered in the memory 206, the controller 203 causes the display unit 202 to display the monitoring item selection screen 104 that prompts selection of the monitoring item. On the other hand, when the monitoring item is registered in the memory 206, the controller 203 displays the inquiry screen 106 for inquiring whether to display the monitoring item registered in the display unit 202.
- FIG. 9 is a diagram illustrating a display example of the monitoring item selection screen 104.
- an item to be monitored is selected from a plurality of monitoring items (for example, 200 items) that can be monitored in the construction machine.
- a plurality of tabs 104a to 104c capable of switching and displaying a screen corresponding to each component such as an engine and a hydraulic pump mounted on the construction machine are displayed at the top of the screen.
- monitoring items related to the selected tab are displayed in the center of the screen.
- a tab 104a displaying “ENG”, a tab 104b displaying “PUMP”, and a tab 104c displaying “AIRCON” are displayed.
- monitoring items related to the engine engine speed, etc.
- monitoring items related to the hydraulic pump pump discharge pressure, etc.
- the monitoring items related to the air conditioner operating room temperature, outside air temperature, etc.
- the tab 104a is selected, and the monitoring items related to the engine are displayed together with the identification number.
- the monitoring item is displayed in blue, for example, in an unselected state.
- the monitoring items in FIG. 9 include a “selected model name (identification number 00201)” indicating the name of the model to be selected, an “engine speed (identification number 01002)” indicating the engine speed, and a “cooling water temperature of the engine”. “Engine water temperature (identification number 04107)”, “battery voltage (identification number 03203)” indicating the voltage of the battery of the engine, “common rail pressure (identification number 36400)” for detecting the common rail pressure of the fuel injection device, and atmospheric pressure.
- Boost temperature (identification number 18500) for detecting the boost temperature, which is the temperature of the air emitted from the turbocharger (supercharger) attached to the engine, from the turbocharger described above
- Boost pressure (identification number 36500)” that detects the boost pressure that is the pressure of the air that has come out is displayed To have. Note that monitoring items other than the above can be displayed by scrolling the screen.
- a check box Ch indicating whether or not an item has been selected is displayed at the left end of each monitoring item.
- An identification number display area 141 for displaying the identification number of the selected monitoring item is provided below the monitoring item.
- the check box Ch at the left end of this monitoring item is checked, and the monitoring items for which selection has been confirmed are displayed. For example, it is displayed in red and only the identification number “00201” is displayed in the identification number display area 141.
- a left selection icon 142 and a right movement icon 143 for selecting a tab are displayed in order from the left. These icons are respectively displayed on the upper portions of the function switches F1 to F6, and guide the switches to be actually input.
- a scroll bar 148 that is scrolled up and down by function switches F3 and F4 corresponding to the cursor down icon 144 and the cursor up icon 145, respectively, is displayed on the left side of the selection menu.
- a first input method After pressing the function switches F3 and F4 corresponding to the cursor down icon 144 and the cursor up icon 145, the scroll bar 148 is moved to align with a desired monitoring item, and then the selection icon 147 is supported.
- the monitoring item in the aligned state is displayed, for example, in yellow.
- the controller 203 changes the display color of the selected monitoring item from yellow to red, and displays a check symbol in the check box Ch of the monitoring item.
- the monitoring item selection screen 104 after the selection of one monitoring item is confirmed, a plurality of monitoring items can be selected by repeating the same processing.
- the function switch F6 may be double-clicked or kept pressed for a predetermined time or longer.
- the controller 203 that has detected the signal corresponding to the end operation causes the display unit 202 to display the monitoring execution screen 105 that displays the detection result of the selected monitoring item.
- ⁇ As a second input method when selecting a monitoring item, there is a method of directly inputting the identification number of the monitoring item.
- the monitoring item selection screen 104 pressing a switch whose number is shown in the lower right of the switches of the input unit 201 other than the function switches F1 to F6 will input the number.
- the number “1” is written in the lower right portion of the auto-decel switch 211
- the controller 203 selects the monitoring item corresponding to the input identification number.
- the function switch F6 After pressing the function switch F6, another monitoring item can be selected again by inputting another identification number.
- the function switch F6 may be continuously pressed twice.
- the controller 203 causes the display unit 202 to display the monitoring execution screen 105.
- FIG. 10 is a diagram illustrating a display example of the monitoring execution screen 105.
- detection values of “selected model name”, “engine speed”, “engine water temperature”, “battery voltage”, “common rail pressure”, and “atmospheric pressure” are displayed in each line of the item.
- a numerical value is displayed.
- Items displayed on the monitoring execution screen 105 are items selected on the monitoring item selection screen 104 in FIG. 9 for monitoring by the administrator. Accordingly, the monitoring items displayed on the monitoring execution screen 105 in FIG. 10 are merely examples. Specific detection results for each monitoring item are updated sequentially.
- an engine water temperature gauge 155, a hydraulic oil temperature gauge 156, and a fuel level gauge 157 are displayed in a simplified manner below the monitoring result.
- a memory icon 151, a hold icon 152, and a return icon 153 are displayed below the engine water temperature gauge 155 and the like.
- “simplified display” means that the state quantity levels such as engine coolant temperature, hydraulic oil temperature, and the remaining amount of fuel in the fuel tank are displayed in a bar, and the type of each state quantity is indicated by a figure (symbol). It means to display.
- Each state quantity may be displayed as an absolute value (for example, ° C., liter) instead of being displayed as a bar, or as a numerical value as a percentage display if the amount of fuel is remaining. In this way, by displaying each state quantity graphically, it is possible to confirm that there is no abnormality in the state of the construction machine (for example, overheating due to high engine cooling water temperature) even when the monitoring execution screen 105 is displayed. Can be confirmed.
- a work mode icon IM and a traveling speed stage icon IS are displayed on the upper right side of the monitoring execution screen 105.
- the memory icon 151 is an icon that is displayed at a position corresponding to the function switch F1 and performs a function of inputting a signal instructing registration of the monitoring item being displayed in the memory 206.
- the hold icon 152 is displayed at a position corresponding to the function switch F4.
- the image displayed on the display unit 202 is fixed and displayed, and the data of the fixed image is stored in the memory 206 as a snapshot. It is an icon that fulfills the function of recording.
- the instantaneous numerical value of the fluctuating image can be stored as a snapshot. Therefore, the administrator can easily perform trouble diagnosis and inspection, and the numerical value can be stored in an inspection table or the like. Can be recorded easily and reliably.
- the return icon 153 is displayed at a position corresponding to the function switch F5.
- the controller 203 Cancels the hold status.
- an icon for releasing the hold (for example, corresponding to the function switch F3) may be displayed after the display screen is in the hold state. In this case, the controller 203 cancels the hold state when the function switch F3 is pressed.
- FIG. 11 is a diagram illustrating a display example of the monitoring execution screen after the function switch F1 is pressed while the display unit 202 displays the monitoring execution screen 105, and the monitoring item being displayed is registered in the memory 206.
- 7 is an enlarged view of the monitoring execution screen 105 ′ in FIG.
- a clear icon 154 is displayed on the right side of the memory icon 151 in addition to the display contents of the monitoring execution screen 105.
- a clear icon 154 is displayed above the function switch F2 and is a switch that performs a function of deleting a monitoring item registered in the memory 206. For this reason, when the function switch F ⁇ b> 2 is pressed, the controller 203 deletes the registered monitoring item from the memory 206.
- the controller 203 After deleting the registered monitoring item from the memory 206, the controller 203 causes the display unit 202 to display the monitoring execution screen 105 again.
- the controller 203 overwrites and saves the monitoring item to be registered in the memory 206.
- the display unit 202 continues to display the monitoring execution screen 105 '.
- FIG. 12 is a diagram illustrating a display example of an inquiry screen that is a screen that is transitioned when a monitoring item is registered in the memory 206 when monitoring is selected on the service menu display screen 103.
- the inquiry screen 106 shown in the figure displays a message “No”, “Yes”, “No”, “No”, “Do you want to display registered monitoring items?” On the service menu display screen 103.
- a return icon 161 and a selection icon 162 respectively corresponding to “Yes” are displayed.
- the controller 203 causes the display unit 202 to display the monitoring item selection screen 104.
- the controller 203 causes the display unit 202 to display the monitoring execution screen 105 ′.
- FIG. 13 is a schematic flowchart collectively showing examples of screen transition control as shown in FIG. 7 (FIGS. 8 to 12).
- the key switch 41 is turned on (step S100)
- the standard screen 101 is displayed on the display unit 202 (step S110).
- a predetermined operation such as password entry is performed by the service person (step S120; Yes)
- the display on the display unit 202 is changed from the standard screen 101 to the service menu display screen 103 (step S130). If there is no predetermined operation (step S120; No), the standard screen 101 remains displayed.
- step S140 When a desired menu is selected on the service menu display screen 103 (step S140; Yes). It is determined whether there is a registered monitoring item (step S150). If there is a registered monitoring item (step S150; Yes), the inquiry screen 106 is displayed on the display unit 202 (step S160), and whether to display the registered monitoring item is selected (step S165). ).
- step S150 When there is no registered monitoring item (step S150; No), or when the registered monitoring item is not displayed (step S165; No), the display of the display unit 202 is displayed on the monitoring item selection screen 104. Transition is made (step S170). Then, a desired monitoring item is selected (step S180). When a desired monitoring item is selected (step S180; Yes), the selected monitoring item is registered in the memory in accordance with the operation of the “MEMORY” button that is the function switch F1 from the operation of the “re” button that is the function switch F6. (Step S190). Then, the detection value or the like of the selected monitoring item is displayed on the monitoring execution screen 105 as the current detection content (step S200).
- step S165 the process proceeds directly to the monitoring execution screen 105 ′ without passing through steps S170 to S190, and the detected value of the selected monitoring item, etc. Is displayed as the current detection content (step S200).
- step S210; No the processes in steps S170 to S200 are repeated until the key switch 41 is turned off.
- step S210; Yes it is determined whether a predetermined time has elapsed after the key is turned off.
- the predetermined time in this case is, for example, a time when it is assumed that the service person is working. If the predetermined time has not elapsed (step S220; No), it is determined whether or not the key switch 41 is turned on (step S230).
- step S220 When the key switch 41 is turned on again within a predetermined time (step S220; No, S230), the process returns to step S200, and the detected values and the like (current detection contents) of the registered monitoring items are displayed on the monitoring execution screen 105 or 105. Display by '. If a predetermined time has elapsed after the key-off (step S220; Yes), the process is terminated.
- the monitoring execution screen 105 ′ is transmitted via the inquiry screen 106. Therefore, there is no need to select a monitoring item each time. For this reason, it becomes possible to perform monitoring efficiently when the administrator performs maintenance.
- FIG. 14 is a diagram illustrating an example of screen transition in the display unit 202 of the monitor device 21 when monitoring is performed using the monitor device 21.
- the “monitoring” menu is first selected from the service menu display screen 103.
- the controller 203 When “monitoring” is selected on the service menu display screen 103, the controller 203 causes the display unit 202 to display a screen corresponding to “monitoring”.
- the screen displayed by the display unit 202 differs depending on the presence / absence of monitoring items registered in the memory 206.
- the controller 203 When there is no monitoring item registered in the memory 206, the controller 203 causes the display unit 202 to display the monitoring item selection screen 104 shown in FIG.
- the controller 203 executes the monitoring shown in FIG.
- the screen 105 is displayed on the display unit 202.
- FIG. 15 is a diagram illustrating a display example of the monitoring item selection screen 107.
- the monitoring item selection screen 107 shown in FIG. 15 includes an identification number display area 171, a left movement icon 172, a right movement icon 173, a cursor down icon 174, a cursor up icon 175, a return icon 176, a selection icon 177, and the monitoring items in FIG.
- a tab 107d displayed as “MEMORY” is displayed, and this tab 107d is in an open state.
- the monitoring items "selected model name”, "engine speed”, “engine water temperature”, “battery voltage”, “common rail pressure”, “atmospheric pressure" registered in the memory 206 are displayed. Yes.
- the controller 203 causes the display unit 202 to display the monitoring execution screen 105 'shown in FIG.
- the screen transition between the monitoring execution screen 105 ′ and the monitoring execution screen 105 is the same as that in the first embodiment.
- FIG. 16 is a diagram showing a display example of the monitoring selection menu when the tab 107a displayed as “ENG” is selected starting from the monitoring item selection screen 107 (a state where the tab 107d is selected) shown in FIG. It is.
- all the monitoring items registered in the memory 206 on the monitoring item selection screen 107 shown in FIG. 15 are in a registered state.
- the tab 107a shows a case where only the monitoring items included in the tab 107a are registered in the memory 206, but this is only an example, and the tab 107b (PUMP) and the tab 107c (AIRCON) In some cases, the included monitoring items are registered in the memory 206.
- the scroll bar 178 is moved to select a monitoring item in an unregistered state (yellow).
- the controller 203 changes the display color of the screen from yellow to red with the selected monitoring item registered, and changes the monitoring item to the check box Ch. Display a check symbol.
- the scroll bar 178 is moved in the same manner as described above, the registered monitoring item is selected (in FIG. 16, “00201 selected model name” is selected), and when the function switch F6 is further pressed.
- the controller 203 sets the selected monitoring item in an unregistered state, changes the display color of the screen to blue, and deletes the check symbol in the check box Ch of the monitoring item.
- the controller 203 adds or deletes the monitoring item registered in the memory 206, when the function switch F6 is double-clicked or pressed for a predetermined time or longer, the controller 203 displays on the display unit 202.
- the monitoring execution screen 105 is displayed.
- an input method second input method described above in which an identification number is directly input.
- the display unit 202 displays the monitoring item selection screen 107. Since the registered monitoring items are displayed as tabs when displayed, the administrator can confirm which monitoring items are registered before executing the monitoring. In the second embodiment, monitoring items can be easily added or deleted from the memory 206, so that monitoring can be performed more efficiently.
- Embodiment 3 of the present invention is a key-on while an administrator is monitoring state quantities such as engine coolant temperature, hydraulic oil temperature, fuel temperature in a fuel tank, etc. for fault diagnosis of construction machinery.
- the purpose is to perform efficient monitoring when performing the key-off operation.
- FIG. 17 is a diagram showing an outline of a characteristic process among the monitoring processes performed by the monitor device according to Embodiment 3 of the present invention.
- the configuration of the control system including the monitor device according to the third embodiment is the same as the configuration of the control system 1 described in the first embodiment.
- the controller 203 when a key-off signal is input by the key switch 41 while the monitoring execution screen is displayed, the controller 203 turns off the display unit 202 and displays the monitoring items displayed on the monitoring execution screen 105a in the memory 206. Register with.
- the controller 203 stores information on the monitoring execution screen 105b in which the monitoring item registered immediately after the key-off is selected from the memory 206. Called and displayed on the display unit 202. Needless to say, the detection results on the monitoring execution screens 105a and 105b are generally different.
- the controller 203 when a key-on signal is input by the key switch 41, the controller 203 causes the display unit 202 to display the screen before key-off, that is, the monitoring item registered in the memory 206.
- the display unit 202 When it is desired to examine the behavior of the construction machine at the time of key-on, it is not necessary to shift to the service menu display screen 103 via the standard screen and select the “monitoring” menu at the time of key-on. Therefore, efficient monitoring can be performed.
- the normal monitoring operation in the key-on state can be performed in the same manner as in the first or second embodiment.
- FIG. 18 is a diagram showing an outline of characteristic processing in the monitor device according to the modification of the third embodiment.
- the screen displayed on the display unit 202 immediately after the key-on signal is detected is changed according to the time from when the signal detection unit 205 detects the key-off signal until the next key-on signal is detected. It has a function to do.
- the controller 203 when the signal detection unit 205 detects a key-off signal while the display unit 202 displays the monitoring execution screen 105a, the controller 203 turns off the display unit 202. Thereafter, when the signal detection unit 205 detects the key-on signal within a predetermined time after detecting the key-off signal, the controller 203 causes the display unit 202 to display the monitoring execution screen 105b. On the other hand, when the signal detection unit 205 detects the key-on signal after a predetermined time has elapsed after detecting the key-off signal, the controller 203 causes the display unit 202 to display the standard screen 101 as in normal startup. Here, the elapsed time after the signal detection unit 205 detects the key-on signal is measured by the clock IC 204.
- a predetermined time that is a threshold value when the controller 203 selects which of the standard screen 101 and the monitoring execution screen 105a to display on the display unit 202 is from when the administrator keys off to when the key is turned on during monitoring.
- the time is determined appropriately in consideration of the required time, and when the key is turned on after the predetermined time has elapsed, it can be determined that there is a high possibility that the general user has made the key on.
- the standard screen 101 is displayed when the general user next starts the construction machine. It is possible to prevent the general user from displaying the monitoring execution screen when starting work. Therefore, a general user can perform a normal operation without feeling uncomfortable.
- the monitor device according to the present invention can be mounted on a construction machine such as a bulldozer or a wheel loader. That is, the present invention can include various embodiments other than the above.
- the monitoring device for a work vehicle according to the present invention is useful for a work vehicle such as a construction machine, and is particularly suitable for performing maintenance on the work vehicle.
- Monitoring device 104 107 Monitoring item selection screen 104a to 104c, 107a to 107d Tab 105, 105 ′, 105a, 105b Monitoring execution screen 106 Inquiry screen 133, 146, 133, 153, 161, 176 Return icon 134, 147, 162 177 Selection icon 141, 171 Identification number display area 151 Memory icon 152 Hold icon 154 Clear icon 201 Input unit 202 Display unit 203 Controller 205 Signal detection unit 206 Memory
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Abstract
Description
図1は、この発明の実施の形態1に作業車両のモニタ装置(以下、単に「モニタ装置」という)を搭載した作業車両である建設機械の簡略図である。同図に示す建設機械Sは油圧ショベルであって、履帯等を有する下部走行体1と、下部走行体1の上部に旋回機構2を介して旋回可能に装着される上部旋回体3と、上部旋回体3に結合される作業機4とを備える。作業機4は、その基部が上部旋回体3に揺動可能に連結されているブーム5と、ブーム5の先端に揺動可能に連結されているアーム6と、アーム6の先端に揺動可能に連結されているバケット7とを備える。また、上部旋回体3は、運転室8等を備える。
この実施の形態2に係るモニタ装置および該モニタ装置を含む制御システムの構成は、上記実施の形態1で説明したモニタ装置21および制御システムの構成とそれぞれ同じである。以下、モニタ装置および制御システムの各構成部位に対しては、図5と同じ符号を付して説明する。
この発明の実施の形態3は、管理者が建設機械の故障診断のために、エンジン冷却水温度、作動油温度、燃料タンク内の燃料温度等の状態量をモニタリングしている最中にキーオン、キーオフ動作を行う場合に効率的なモニタリングを行うことを目的としている。
104、107 モニタリング項目選択画面
104a~104c、107a~107d タブ
105、105’、105a、105b モニタリング実行画面
106 問合せ画面
133、146、133、153、161、176 戻りアイコン
134、147、162、177 選択アイコン
141、171 識別番号表示領域
151 メモリアイコン
152 ホールドアイコン
154 クリアアイコン
201 入力部
202 表示部
203 コントローラ
205 信号検出部
206 メモリ
Claims (6)
- 作業車両のモニタ装置において、
前記モニタ装置は、
前記作業車両の動作状態の表示を行う標準画面と、所定の操作によって前記標準画面から遷移して表示される、前記作業車両のメンテナンスや設定を行うためのサービスメニュー表示画面とが表示可能な表示部を備え、
前記サービスメニュー表示画面は、前記作業車両のメンテナンスや設定に関連する複数のメニューを表示し、
前記複数のメニューからいずれか一つのメニューが選択されると、選択された前記メニューに対応する複数のモニタリング項目を選択することが可能なモニタリング項目選択画面に遷移して表示し、
前記作業車両の動作状態に関連した前記複数のモニタリング項目から選択されたモニタリング項目を前記表示部に表示する作業車両のモニタ装置であって、
前記選択されたモニタリング項目の登録を指示する信号を入力する入力部と、
前記入力された信号に応じてモニタリング項目を登録する記憶部と、
前記記憶部が登録したモニタリング項目を前記表示部に表示させる表示制御部と、
を備えたことを特徴とする作業車両のモニタ装置。 - 前記表示部は、
前記複数のモニタリング項目を表示する画面において互いに切り替え可能な複数のタブを表示し、前記複数のタブのいずれか一つは、前記記憶部に登録されているモニタリング項目を一覧表示する画面に対応していることを特徴とする請求項1記載の作業車両のモニタ装置。 - 前記作業車両のキースイッチがオン、オフされた時にそれぞれ発生するキーオン信号、キーオフ信号を検出する信号検出部を備え、
前記表示制御部は、
前記信号検出部が前記キーオフ信号を検出した後、前記キーオン信号を検出した場合、前記記憶部に登録されているモニタリング項目の現在の検出内容を前記表示部に表示させることを特徴とする請求項1または2記載の作業車両のモニタ装置。 - 前記表示制御部は、
前記信号検出部が前記キーオフ信号を検出してから所定時間以内に前記キーオン信号を検出した場合、前記記憶部に登録されているモニタリング項目の現在の検出内容を前記表示部に表示させることを特徴とする請求項3記載の作業車両のモニタ装置。 - 前記表示部は、
前記モニタリング項目の現在の検出内容とともに、前記作業車両の通常動作時に前記作業車両の複数の状態量の大きさを表示する複数のゲージの少なくとも一部を図形または文字によって表示することを特徴とする請求項1~4のいずれか一項記載の作業車両のモニタ装置。 - 前記モニタリング項目は、前記作業車両に搭載された油圧ポンプ及び/又はエンジンに関連するものであることを特徴とする請求項1記載の作業車両のモニタ装置。
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010800567483A CN102656324B (zh) | 2009-12-18 | 2010-12-17 | 作业车辆的监控装置 |
| US13/514,367 US8909387B2 (en) | 2009-12-18 | 2010-12-17 | Operation vehicle monitoring device |
| SE1250765A SE536460C2 (sv) | 2009-12-18 | 2010-12-17 | Övervakningsanordning för ett arbetsfordon |
| DE112010004874.6T DE112010004874B4 (de) | 2009-12-18 | 2010-12-17 | Betriebsfahrzeug-Überwachungsvorrichtung |
| JP2011546185A JP4938914B2 (ja) | 2009-12-18 | 2010-12-17 | 作業車両のモニタ装置 |
| KR1020127015628A KR101378653B1 (ko) | 2009-12-18 | 2010-12-17 | 작업 차량의 모니터 장치 |
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| JP2009-288498 | 2009-12-18 | ||
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| PCT/JP2010/072787 Ceased WO2011074672A1 (ja) | 2009-12-18 | 2010-12-17 | 作業車両のモニタ装置 |
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| JP (1) | JP4938914B2 (ja) |
| KR (1) | KR101378653B1 (ja) |
| CN (1) | CN102656324B (ja) |
| DE (1) | DE112010004874B4 (ja) |
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- 2010-12-17 JP JP2011546185A patent/JP4938914B2/ja not_active Expired - Fee Related
- 2010-12-17 WO PCT/JP2010/072787 patent/WO2011074672A1/ja not_active Ceased
- 2010-12-17 CN CN2010800567483A patent/CN102656324B/zh active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
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| EP2551141A3 (en) * | 2011-07-26 | 2018-07-18 | Kubota Corporation | Work vehicle |
| JP2013036278A (ja) * | 2011-08-10 | 2013-02-21 | Sumitomo (Shi) Construction Machinery Co Ltd | 建設機械における制御装置、携帯端末、及び表示制御方法 |
| CN103124655A (zh) * | 2011-09-29 | 2013-05-29 | 株式会社小松制作所 | 作业机械的显示装置以及搭载了显示装置的作业机械 |
| US9026317B2 (en) * | 2011-09-29 | 2015-05-05 | Komatsu Ltd. | Display unit of work machine and work machine mounted with the display unit |
| CN103124655B (zh) * | 2011-09-29 | 2016-03-23 | 株式会社小松制作所 | 作业机械的显示装置以及搭载了显示装置的作业机械 |
| WO2015025542A1 (ja) * | 2014-02-28 | 2015-02-26 | 株式会社小松製作所 | 作業車両のエラー解除装置及び作業車両のエラー解除方法 |
| JP5876572B2 (ja) * | 2014-02-28 | 2016-03-02 | 株式会社小松製作所 | 作業車両のエラー解除装置及び作業車両のエラー解除方法 |
| US9353669B2 (en) | 2014-02-28 | 2016-05-31 | Komatsu Ltd. | Error releasing device for work vehicle and error releasing method for work vehicle |
| CN105026655A (zh) * | 2014-12-26 | 2015-11-04 | 株式会社小松制作所 | 轮式作业车辆的状态信息显示装置、轮式作业车辆的维护用画面的显示方法、以及轮式作业车辆的维护用画面显示程序 |
| US10026242B2 (en) | 2014-12-26 | 2018-07-17 | Komatsu Ltd. | Status information display device for wheeled work vehicle, maintenance-screen display method for wheeled work vehicle, and maintenance-screen display program for wheeled work vehicle |
| WO2016137041A1 (ko) * | 2015-02-27 | 2016-09-01 | 두산인프라코어 주식회사 | 건설기계의 시동 보조장치 |
| US10815950B2 (en) | 2015-02-27 | 2020-10-27 | Doosan Infracore Co., Ltd. | Construction machine starting assist system |
| JPWO2017191853A1 (ja) * | 2017-06-28 | 2018-05-17 | 株式会社小松製作所 | 作業機械の表示装置及び表示システム |
| US10294635B2 (en) | 2017-06-28 | 2019-05-21 | Komatsu Ltd. | Display device and display system of work machine |
| WO2017191853A1 (ja) * | 2017-06-28 | 2017-11-09 | 株式会社小松製作所 | 作業機械の表示装置及び表示システム |
| JP2022107593A (ja) * | 2018-06-12 | 2022-07-22 | 株式会社クボタ | 作業機及び作業機の表示装置 |
| JP7400002B2 (ja) | 2018-06-12 | 2023-12-18 | 株式会社クボタ | 作業機及び作業機の表示装置 |
| JP2023005072A (ja) * | 2021-06-28 | 2023-01-18 | 株式会社クボタ | 作業車両 |
| JP7500506B2 (ja) | 2021-06-28 | 2024-06-17 | 株式会社クボタ | 作業車両 |
| WO2024195659A1 (ja) * | 2023-03-17 | 2024-09-26 | 株式会社クボタ | 情報表示システム、画像の表示方法、コンピュータプログラムおよび作業車両 |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20120093377A (ko) | 2012-08-22 |
| DE112010004874T5 (de) | 2012-10-31 |
| JP4938914B2 (ja) | 2012-05-23 |
| CN102656324A (zh) | 2012-09-05 |
| SE536460C2 (sv) | 2013-11-19 |
| US20120245760A1 (en) | 2012-09-27 |
| US8909387B2 (en) | 2014-12-09 |
| KR101378653B1 (ko) | 2014-03-26 |
| DE112010004874B4 (de) | 2014-05-15 |
| CN102656324B (zh) | 2013-03-27 |
| SE1250765A1 (sv) | 2012-09-03 |
| JPWO2011074672A1 (ja) | 2013-05-02 |
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