JP2002068029A - Voice notification system for motive power vehicle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To solve such problems that a voice announcement of a voice monitor is hardly audible in working for a motive power vehicle, that a harness for signal lines connected to the voice monitor is enlarged, that the voice announcement is repeated to feel troublesome, and the like. SOLUTION: In the motive power vehicle provided with an abnormality detecting means 1 for detecting abnormality in each part, and a voice-warning means 2 for notifying an abnormal condition by a voice, the voice-warning means 2 is provided in a foot space part of the motive power vehicle.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an audio monitoring device for a motor vehicle, and more particularly to an audio monitoring device provided with an audio monitor for notifying an audio alarm by an alarm when an abnormal state of each section is detected by an abnormality detector. Belong.

[0002]

2. Description of the Related Art In an operation of a motor vehicle, when an abnormal state is detected by an abnormality detecting means during operation of a powered vehicle, a sound of an audio alarm means is used to notify the sound of the sound monitor. Depending on the position where the warning means is installed, there is a problem in that the operator is difficult to accurately hear the voice notification due to loud noise during work.

Normally, when an abnormality of each part is detected by each abnormality detecting means, this signal is transmitted to an audio monitor via a control unit through each signal line. When transmitting, the harness may be enlarged and lead to an increase in cost.

Further, it is very troublesome to notify the user of the sound by the sound warning means when the abnormality is detected repeatedly until the cause of the abnormal state is removed.

[0005]

The present invention employs the following means in order to solve the above-mentioned problems. That is,
According to the first aspect of the present invention, there is provided a powered vehicle including an abnormality detecting means for detecting an abnormality of each section and a voice warning means for notifying an abnormal state by voice, wherein the voice warning is provided in a foot space of the powered vehicle. The voice alarm device for a powered vehicle is characterized by including the means 2.

According to the second aspect of the present invention, when an abnormal state of each part is detected by the abnormality detecting means, a sound monitor for notifying the sound by the sound warning means and a controller for controlling each part. Are connected by a multiplex communication line 7 to perform a voice notification process.

According to the third aspect of the present invention, when the abnormal state of each part is detected by the abnormality detecting means, the sound monitor for notifying the sound by the sound warning means is used to repeat the sound notification. The voice alarm device for a powered vehicle according to claim 1 or 2, wherein the voice alarm device is interrupted or terminated by manual operation.

[0008]

According to the first aspect of the present invention, with the above configuration,
When an abnormal state is detected by the abnormality detection means 1 during work on a powered vehicle, the sound alarm means 2 of the sound monitor 3 which is notified by sound by the sound alarm means 2 is located in front of the operation seat 4. By attaching to the driver's foot space, the influence of ambient noise on the operator can be reduced, and the voice notification can be heard accurately.

According to the second aspect of the present invention, when the abnormal state is detected by the abnormal state detecting means 1 at the time of working in the powered vehicle, the sound monitor 3 for notifying the sound by the sound warning means 2 has the above configuration. Each of the different abnormality detecting means 1 for detecting an abnormal state is connected to a controller 6 which performs control, and a plurality of signal lines are connected by connecting the controller 6 and the audio monitor 3 by a multiplex communication line 7. To perform serial communication, and sound can be notified by the sound alarm means 2 of the sound monitor 3.

According to the third aspect of the present invention, when the abnormal state is detected by the abnormal state detecting means 1 at the time of working on the powered vehicle, the sound monitor 3 for notifying the sound by the sound warning means 2 provides the abnormal state. When the alarm occurs, the voice alert is repeatedly performed by the voice alarm means 2 of the voice monitor 3, and the voice notification is repeated at the time when the operator listens.
Can be interrupted or terminated.

[0011]

According to the first aspect of the present invention, as described above, during the operation of the motor vehicle, the sound monitor 3 causes the sound alarm means 2 to notify the sound by the detection of the abnormality detection means 1 and the sound of the sound monitor 3 By attaching the alarm means 2 to the driver's foot space in front of the operator's seat 4, even when the noise around the operator's seat 4 is loud, the sound of the audio monitor 3 is placed in an environmental position where the influence of this noise is small and good listening can be performed. Since the alarm means 2 is attached, the operator can accurately hear the voice notification,
There is no hindrance when the operator gets on and off.

According to the second aspect of the present invention, as described above, in the sound monitor 3 for sounding the sound by the sound alarm means 2 by the detection of the malfunction detecting means 1 during the operation of the powered vehicle, the separate malfunction detecting means 1 is used. By connecting the connected control controller 6 and the audio monitor 3 by the multiplex communication line 7, each of the abnormality detecting means 1
Is not connected to the audio monitor 3 via the separate signal lines and the control unit, the increase in the number of lines does not lead to the enlargement of the harness and the increase in cost. The data is exchanged by serial communication via a line, and the voice alarm means 2 of the voice monitor 3 is transmitted.
Can be notified by voice.

According to the third aspect of the present invention, as described above, during the operation of the powered vehicle, the sound monitor 3 which notifies the sound by the sound alarm means 2 by detecting the abnormality detection means 1 detects the occurrence of an abnormal state. When the operator repeatedly listens to the sound notification repeatedly performed by the sound warning means 2 by interrupting or terminating the sound by the sound stop switch 8 at the time when the operator hears the sound, it is possible to repeatedly notify the sound until the cause of the abnormal state is released. As described above, the operator can stop the audio notification as necessary without being bothered.

[0014]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings for a combine serving as an agricultural machine.
FIG. 10 shows the entire configuration of the combine, and a pair of left and right traveling crawlers 10 traveling on the soil surface is provided below the chassis 9.
Is provided and configured.

On the undercarriage 9, the grain culm supplied by being nipped and transported by the feed chain 12 is threshed, and the threshed grains are selectively collected and temporarily stored therein, and stored in the tank 13. A threshing device 15 provided with a threshing auger 14 for discharging the extracted grains outside the machine, and a straw processing device 16 for discharging threshed waste in the rear end of the threshing device 15 Is mounted.

In front of the threshing device 15, a weeding body 17 for weeding uncut culms from the front side, a raising part 18 for causing weeded culms, and a cutting blade part 19 for cutting the raised culms.
The mowing apparatus 21 having the adjusting and transporting section 20 and the like which feeds the cut chain by adjusting the working depth while scraping the cut culm can be moved up and down on the soil surface by a telescopic cylinder 22 driven by hydraulic pressure. The suspension is configured to be suspended from the front end of the chassis 9.

An operating device 23 for controlling the operation of the combine is provided on one side of the reaper 21 and an operating seat 4 for this operation.
An engine 24 is mounted and disposed below the operation seat 4, and the traveling device 11, the threshing device 15, the reaper 21, the operation device 23, the engine 24, and the like constitute a combine body 25. ing.

As shown in FIG. 1, the operation device 23 is provided with an operation wall 26 of an appropriate height surrounding the front of the operator seated in the operation seat 4 excluding the entrance and exit. Step 27, a parking brake pedal 28 for performing braking during parking on the left end side of the step 27, and a pedal fixing lever 29 for locking the pedal 28 are arranged and configured.

The operation panel 5 is disposed on the upper surface of the front end side and the left end side of the operation wall 26, and a sound is provided at a position near the brake pedal 28 on the inner surface of the lower operation wall 26 of the front end operation panel 5. A sound monitor 3 having a speaker 2 is attached as an alarm means.

On the operation panel 5, as shown in FIG.
A power steering lever 30 for raising and lowering the reaper 21 by a forward and backward tilting operation and for steering and turning the vehicle body 25 to the left and right sides by a left and right tilting operation, sequentially from the right end side of the front end side row, and a starter switch 31 of the engine 24.
, Each switch group 32 and the audio stop switch 8, and a liquid crystal display monitor 33 for displaying the operation state of each device with a multi-eye at the corner position.

The switches and dials 34 are arranged in an outer row and a hydraulic system is provided in the inner row to switch the vehicle body 25 forward or backward and to continuously change the vehicle speed from the front of the left end row of the operation panel 5. Main transmission lever 3 for operating continuously variable transmission
5, the accelerator lever 36 for adjusting and changing the rotation speed of the engine 24, the sub-transmission lever 37 for switching the sub-transmission device incorporated in the traveling transmission case, and the actions of the reaper 21 and the threshing device 15 are simultaneously turned on and off. A mowing lever 38 to be turned off and a mode switching lever 39 for switching a turning mode at the time of steering turning of the vehicle body 25 are arranged and configured.
In the type of the turning mode, a brake turning for turning by braking the traveling crawler 10 inside the turning direction, a slow turning and a turning for slowly driving the traveling crawler 10 inside the turning direction with respect to the traveling crawler 10 outside the turning direction. Traveling crawler 10 inside the turning direction with respect to traveling crawler 10 outside
There is a spin-turn rotation that drives the motor in reverse.

At the rear end of the left side row of the operation panel 5,
An auger swiveling lever 40 for performing a swirling action of the dumping auger 14, a grain discharging lever 41 for performing an off-machine discharging action of the grain, and a switching action of the straw processing device 16 to a notter device or a cutter device. In addition to the arrangement of the straw switching levers 42, a plurality of abnormality detection sensors as abnormality detection means 1 for individually detecting the occurrence of abnormal states of the respective components are arranged at detectable positions.

When an abnormal state occurs during work such as combining, a sound is notified by the speaker 2 of the sound monitor 3 by the detection of the abnormality detection sensor 1.
Even when the noise around the operation seat 4 is large, the voice monitor 3 and its speaker 2 are mounted on the inner surface of the front end side operation wall 26 as an environmental position where the influence of the noise is small and good listening can be performed, so that the voice notification by the operator is provided. Can be accurately heard, and there is no hindrance when the operator gets on and off the vehicle.

As shown in FIG. 3, a large number of abnormality detection sensors 1 for detecting an abnormal state of each section are individually connected to a controller 6 for controlling each section, and the controller 6 and the audio monitor 3 are connected to a multiplex communication line. 7, the connection is made by, for example, three signal lines, and the audio monitor 3 and the speaker 2 are connected. These three signal lines are SCK for transmitting a synchronization signal, TXD for transmitting a transmission signal, and RXD for transmitting a reception signal.

With such a configuration, the abnormality detection sensor 1
Is transmitted to the controller 6 to perform arithmetic control, and the controller 6 controls the audio monitor 3 by using three signal lines (SCK, TXD, RXD) of the multiplex communication line 7.
, And further from the audio monitor 3 to the speaker 2, data is exchanged by serial communication using several signal lines of the multiplex communication line 7, and the speaker 2 of the audio monitor 3 notifies the speaker 2 of the abnormality. be able to.

The SCK synchronizes a communication signal between the controller 6 and the audio monitor 3 so that a signal can be transmitted and received between the controller 6 and the audio monitor 3. Transmission and reception with the monitor 3 are performed by TXD and RXD.

As shown in the chart of FIG. 4, the contents of the notification by voice are indicated by a multi-eye display on the liquid crystal display monitor 33, for example, for an instruction to check the oil, charge, water temperature and rotation speed of the engine 24. Notification, notification of clogging of the reaper 21, notification of clogging of the notter device related to the straw processing device 16 and replenishment of the string, clogging of the auger related to the straw auger 14, notification of the fullness of discharged grains, and cutting of the cutting lever 38. Notification of an instruction, notification of an inspection instruction of the abnormality detection sensor 1 (grain related), notification of an emergency stop operation, notification of an automatic confirmation abnormality check instruction, and the like are performed.

Further, as shown in FIG.
On the input side, a large number of abnormality detection sensors 1 for detecting an abnormal state of each section and a manual voice stop switch 8 for stopping voice notification are configured by connecting the speaker 2 to the output side. With such a configuration, the speaker 2 of the audio monitor 3
When the notification is made by voice from the user, it is usually very difficult to hear repeatedly because the notification is repeated until the cause of the abnormality is removed. By interrupting or terminating, the voice notification can be stopped as needed by the operator.

As shown in FIG. 6, a large number of abnormality detection sensors 1 for detecting an abnormal state of each part are connected to the input side of the audio monitor 3 and the speaker 2 is connected to the output side. Engine stop device 43 for controlling the stop of engine 24 from transmission line a of abnormality detection sensor 1
The signal line b is connected to the input side of the audio monitor 3, the output side is connected to the relay 44 for stopping the engine 24, and the signal line c is connected to the input side of the audio monitor 3 from this connection so that the engine stop signal can be transmitted. Connect and configure.

With such a configuration, the abnormality detection sensor 1
When the detection signal relating to the stop of the engine 24 is transmitted to the audio monitor 3 by the
, The engine stop device 43 operates to stop the engine 24 via the relay 44, and the transmission of the engine stop signal via the signal line c causes the engine 24 to stop.
, The volume of the sound notification item by the speaker 2 of the sound monitor 3 can be automatically decreased.

As described above, when the volume of the sound notification is changed to a low level when the engine 24 is stopped, the sound becomes unnecessarily large, as in the case where the sound is notified at the same volume as that at the time of work, and the surroundings are bothersome. Can be notified with an appropriate volume according to the situation without using.

In the case of automatically changing the sound volume of the notification sound when the engine 24 is stopped by the sound monitor 3 as described above, a change signal for changing the sound volume to a low level is required. In the case of the 4-bit type, one bit is needed for volume adjustment, and only the remaining three bits are used for transmission / reception, so that the content of transmission / reception is reduced.

In order to solve this problem, the sound is notified in conjunction with the operation of the engine stop device 43. For example, for items indicated by circles as shown in the table of FIG. can do.
That is, recording is performed at a low volume from the beginning when the volume is small, and is recorded at a high volume from the beginning when the volume is large. As a result, as described above, it is not necessary to use one bit for adjusting the volume, and all four bits can be used for the content of the audio notification, so that the content of the audio notification can be prevented from being reduced.

Also, in the audio monitor 3 as described above,
By setting the number of times of notification in accordance with the importance and urgency of each item of audio notification, for example, for each item as shown in the table of FIG. It is possible to prevent the troublesomeness of repeatedly giving the voice notification until the voice is canceled, and prevent the content of high importance and urgency from being missed by only one voice notification.

In a voice control device different from the above, as shown in FIG. 9, there is provided a controller 45 which is mainly provided with a CPU and performs arithmetic control by voice. A specific voice detection sensor 46 that detects a long sound and a volume detection sensor 47 that detects the volume of a voice are connected to each other.

On the output side of the controller 45, a working clutch actuator 48 for turning on and off the driving of the mowing device 21 and the threshing device 15, a running clutch actuator 49 for turning on and off the driving of the running device 11, and the engine 24
And an engine stop actuator 50 for stopping the operation.

With this configuration, when the operator or a third party feels a danger during the operation of the combine by the operator, an "ar" sound is emitted with a loud scream, and this "ar" sound is detected as a specific sound. This is detected by the sensor 46 and the volume detection sensor 47, and by this detection, the work clutch is disengaged by the action of the work clutch actuator 48, or the travel clutch is disengaged by the action of the travel clutch actuator 49, or the action of the engine stop actuator 50. The danger can be avoided by causing the emergency stop of the engine 24 to be performed.

[Brief description of the drawings]

FIG. 1 is a perspective view showing an attached state of an audio monitor and its audio alarm means around an operation seat.

FIG. 2 is a plan view showing an arrangement state of each lever and switch on an operation panel of the operation device.

FIG. 3 is a block diagram showing a connection circuit between an abnormality detection unit, a controller, and an audio monitor.

FIG. 4 is a table showing items to be notified by audio notification by an audio alarm unit of the audio monitor.

FIG. 5 is a block diagram showing a circuit that stops sound notification of an abnormal state by a sound stop switch.

FIG. 6 is a block diagram showing a circuit for reducing the volume of a sound notification item when the engine is stopped.

FIG. 7 is a table showing items to be recorded at a low volume among audio notification items when the engine is stopped.

FIG. 8 is a table showing a state in which the number of times of notification among the sound notification items of the sound monitor is set individually;

FIG. 9 is a block diagram showing a circuit that cuts off an engine and each device by detecting a specific sound and a volume.

FIG. 10 is a side view showing the overall configuration of the combine.

[Explanation of symbols]

 1. 1. Abnormality detection means 2. Voice alarm means Audio monitor 4. Operation seat 5. Operation panel 6. Controller 7. 7. Multiple communication lines Voice stop switch

 ────────────────────────────────────────────────── ─── Continued on the front page F term (reference) 2B074 AA02 AB01 AC02 AD05 AF02 BA05 CA01 DA01 DA02 DA05 DB01 DB04 DC01 DE03 EC01 ED01 2B076 AA03 EA03 EB05 EC23 ED21

Claims (3)

[Claims] 1. A powered vehicle comprising an abnormality detecting means 1 for detecting an abnormality of each part and an audio alarm means 2 for notifying an abnormal state by voice, wherein the audio alarm means 2 is provided in a foot space portion of the powered vehicle. A voice alarm device for a powered vehicle. 2. A multiplex communication line 7 connects an audio monitor 3 for notifying by an audio warning means 2 when an abnormal state of each part is detected by the abnormality detection means 1 and a controller 6 for controlling each part. The voice alarm device for a powered vehicle according to claim 1, wherein the notification process is performed by voice. When an abnormal condition of each part is detected by the abnormality detecting means, an audio monitor for notifying by an audio alarm means a sound is interrupted or terminated by manual operation of a sound stop switch when repeating the audio notification. The voice alarm device for a powered vehicle according to claim 1 or 2, wherein the voice alarm is performed.