JP2003304305A - Farm machine - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To enable recognizing an incoming call at a cellular phone, even if an incoming call notification at the cellular phone owned by an operator is cancelled by an engine sound or a machine body vibration of a farm machine, such as a tractor. <P>SOLUTION: A running machine 1 comprises an incoming call detection device 20 for detecting an incoming call at a cellular phone 19 within a predetermined area, based on a predetermined wave generated by the cellular phone 19, when the incoming call is arrived; and an incoming call notification means for visually notifying the incoming call at the cellular phone 19 by a liquid crystal monitor 17, when the detection device 20 detects the incoming call at the cellular phone 19. <P>COPYRIGHT: (C)2004,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention belongs to the technical field of agricultural machinery such as tractors.

[0002]

2. Description of the Related Art In recent years, with the spread of mobile phones, the possession ratio of mobile phones by operators (agricultural machine operators) has increased. In general, this type of mobile phone has multiple types of incoming call notification functions, such as notification of incoming call by ring tone and vibration, and any one of incoming call notification depending on the preference and situation of the mobile phone holder. The notification function is selected.

[0003]

However, when the agricultural machine is in operation, the incoming call notification (ring tone, vibration) of the mobile phone is canceled by the engine sound or the vibration of the machine body, so that the incoming call of the mobile phone is difficult to recognize. There is an inconvenience.

[0004]

The present invention has been made in view of the above circumstances in order to solve these problems, and it is an object of the present invention to make an incoming call of a mobile phone within a predetermined area. An incoming call detecting means for detecting based on a predetermined radio wave transmitted when the telephone receives an incoming call, and an incoming call notifying means for visually notifying an incoming call of the mobile phone when the incoming call detecting means detects an incoming call of the mobile phone. Is characterized by.
In other words, when the mobile phone carried by the operator arrives, it is visually notified by the agricultural machine,
Even if the incoming call notification of the mobile phone is canceled by the engine sound of the agricultural machine or the vibration of the machine body, the incoming call of the mobile phone can be recognized. Further, it is characterized in that it comprises engine rotation control means for automatically lowering the engine speed when the incoming call detecting means detects an incoming call of a mobile phone. In this case, it is not permissible to notify the incoming call of the mobile phone by the change of the engine speed, and the call of the mobile phone is facilitated by the decrease of the engine sound.

[0005]

BEST MODE FOR CARRYING OUT THE INVENTION Next, one of the embodiments of the present invention will be described with reference to the drawings. In the drawings, reference numeral 1 denotes a traveling machine body of a tractor, and a working machine 3 such as a rotary is connected to a rear portion of the traveling machine body 1 via an elevating link mechanism 2. The lifting link mechanism 2 is suspended by a lift arm 5 via a pair of left and right lift rods 4, and the working machine 3 is lifted according to the hydraulic lifting operation of the lift arm 5. A lift rod cylinder 6 is provided on either the left or right lift rod 4, and the working machine 3 is tilted left and right according to the hydraulic expansion and contraction operation of the lift rod cylinder 6.

The traveling machine body 1 is provided on an engine (not shown) mounted on the front part of the machine body, a transmission 9 for changing the power of the engine to supply the front wheels 7, the rear wheels 8 and the working machine 3, and an upper part of the machine body. Driver's seat 10 and the driver's seat 10
Is equipped with a handle 11, a meter panel 12 and the like arranged in front of the engine. The meter panel 12 includes a resin panel 12a, an engine tachometer 13, a fuel gauge 14, a water temperature gauge 15, a monitor lamp 16 and a liquid crystal. The monitor 17 and the like are provided. The liquid crystal monitor 17 is for performing various setting displays, status displays, alarm displays, notification displays, etc., and display switching and the like are performed according to the operation of the operation unit 18 arranged below the liquid crystal monitor 17.

Inside the back side of the meter panel 12, an incoming call detecting device (incoming call detecting means) for detecting an incoming call of the mobile phone 19
20 are provided. The incoming call detection device 20 is a mobile phone 19
Receives a predetermined radio wave (incoming call response signal or the like) that is automatically transmitted when an incoming call arrives, and its reception area is set to include at least the operator 21 on the driver's seat 10. As a result, the mobile phone 1 owned by the operator 21
When the mobile phone 9 receives the incoming call, the incoming call can be detected based on the radio wave transmitted by the mobile phone 19. Also,
The incoming call detecting device 20 of the present embodiment is provided with a resin panel 12a.
It is removably provided on the back side of and is connected to a control unit 23, which will be described later, via a connector 22 that can be inserted and removed. As a result, it is not possible to receive the radio wave emitted from the mobile phone 19 in the vicinity of the front of the operator 21 with high sensitivity while avoiding the radio wave interference, and by using the internal space of the waterproofed meter panel 12, the incoming call is detected. Since the waterproof treatment of the device 20 is unnecessary and the incoming call detecting device 20 can be attached and detached, the incoming call detecting device 20 can be easily replaced even if the radio wave system of the mobile phone 19 is changed. .

The control unit 23 is a microcomputer (C
(Including PU, ROM, RAM, etc.), and the input side thereof, in addition to the above-described incoming call detection device 20,
Tillage depth sensor 24 for detecting the tillage depth of working machine 3, traveling machine body 1
Sensor 25 for detecting the left / right inclination of the engine, position sensor 27 for detecting the lever position of a position lever (working machine lifting lever) (not shown), engine detection rotation sensor 28 for detecting engine rotation, lever of a throttle lever (not shown) While the throttle sensor 29 for detecting the position is connected, the output side of the control unit 23 has a buzzer 30 for generating an alarm sound, a lift arm solenoid for switching the hydraulic operation of the lift arm 5, in addition to the liquid crystal monitor 17 described above. A valve 31, a lift rod solenoid valve 32 for switching hydraulic operations of the lift rod cylinder 6, an engine rotation actuator 33 for adjusting engine rotation, etc. are connected. That is, the control unit 23 automatically controls the working depth of the working machine 3 according to the value of the working depth sensor and the like, and the automatic tilt control that automatically controls the lateral tilt of the working machine 3 according to the value of the tilting sensor. Control means (control program) such as an engine rotation control means for automatically controlling engine rotation according to a throttle sensor value and the like, and an incoming call notification means for issuing an incoming call notification in response to an incoming call detection signal from the incoming call detection device 20. Therefore, the control procedure of the incoming call notification means and the engine rotation control means, which are the main parts of the present invention, will be described below with reference to a flowchart.

In the incoming call notification means, first, the incoming call detection of the incoming call detection device 20 is judged, and if the result of the judgment is YES, the incoming call notification flag and the incoming call notification timer are set. When the incoming call notification flag is set, the incoming call notification screen as shown in FIG. 5 is displayed on the liquid crystal monitor 17 and the buzzer 30 is driven. Thus, when the mobile phone 19 carried by the operator 21 receives an incoming call, the incoming call of the mobile phone 19 can be recognized even if the incoming call notification of the mobile phone 19 is canceled by the engine sound of the traveling machine body 1 or the vibration of the machine body. become. The incoming call notification flag is reset when the incoming call notification timer ends, and accordingly, the incoming call notification by the liquid crystal monitor 17 and the buzzer 30 ends.

In the engine rotation control means, first,
The incoming call detection of the incoming call detection device 20 is determined. If the determination result is NO and the low rotation speed flag is in the reset state, after setting the engine speed proportional to the throttle sensor value to the target value, the target value and the sensor value (engine rotation detection sensor value) are set. Are compared, and the engine rotation actuator 33 is driven according to the comparison result. On the other hand, when the incoming call detecting device 20 detects an incoming call of the mobile phone 19, the low rotation flag is set. In the state in which the low rotation speed flag is set, a predetermined engine rotation speed (low rotation speed) set in advance is set to the target value, and then the target value and the sensor value are compared to compare the engine rotation actuator 33.
Drive. That is, the incoming call detection device 20 is the mobile phone 1
When an incoming call of 9 is detected, the engine speed is automatically lowered. As a result, the incoming call of the mobile phone 19 can be notified by the change of the engine speed, and the call by the mobile phone 19 is facilitated by the decrease of the engine sound. still,
The low rotation speed flag is reset according to the operation of the throttle lever, and the low rotation speed state of the engine is released accordingly.

In the vehicle constructed as described above, the traveling machine body 1 detects an incoming call of the mobile phone 19 within a predetermined area based on a predetermined radio wave transmitted by the mobile phone 19 when an incoming call arrives. And the incoming call detection device 2
When 0 detects an incoming call to the mobile phone 19,
Since the mobile phone 19 carried by the operator 21 receives the incoming call, the incoming call notification of the mobile phone 19 is canceled due to the engine sound or the vibration of the machine body. Also, the incoming call of the mobile phone 19 can be recognized.

Further, when the incoming call detecting device 20 detects an incoming call to the mobile phone 19, the engine rotation control means for automatically lowering the engine speed is provided, so that the incoming call of the mobile phone 19 can be notified by the change of the engine speed. It is not forgiven, but the call of the mobile phone 19 becomes easy due to the engine sound reduction.

[Brief description of drawings]

FIG. 1 is a side view of a tractor.

FIG. 2 is a front view of a meter panel.

FIG. 3 is a block diagram showing input / output of a control unit.

FIG. 4 is a flowchart of an incoming call notification means.

FIG. 5 is a front view of the liquid crystal monitor showing an incoming call notification state.

FIG. 6 is a flowchart of engine rotation control means.

[Explanation of symbols]

1 traveling aircraft 10 driver's seat 12 meter panel 12a panel 17 LCD monitor 19 mobile phones 20 incoming call detection device 21 Operator 22 connector 23 Control unit 30 buzzer

   ─────────────────────────────────────────────────── ─── Continued front page    F-term (reference) 3D044 BA04 BA09 BA20 BA27 BB03                       BD02                 3G093 AA09 BA24 BA32 CA11 CB04                       DB21 EA03                 3G301 HA28 JA37 KA25 NE06 PG00Z                 5K027 AA11 BB04 EE15 FF03 FF22                       FF30

Claims (2)

[Claims] 1. An incoming call detecting means for detecting an incoming call of a mobile phone within a predetermined area based on a predetermined radio wave transmitted by the mobile phone when the incoming call arrives, and when the incoming call detecting means detects an incoming call of the mobile phone. An agricultural machine comprising: an incoming call notification means for visually notifying an incoming call of a mobile phone. 2. The agricultural machine according to claim 1, further comprising engine rotation control means for automatically lowering the engine speed when the incoming call detection means detects an incoming call from a mobile phone.