JPS6230505U - - Google Patents
Info
- Publication number
- JPS6230505U JPS6230505U JP12140985U JP12140985U JPS6230505U JP S6230505 U JPS6230505 U JP S6230505U JP 12140985 U JP12140985 U JP 12140985U JP 12140985 U JP12140985 U JP 12140985U JP S6230505 U JPS6230505 U JP S6230505U
- Authority
- JP
- Japan
- Prior art keywords
- ground
- transmitter
- receiver
- ultrasonic
- working
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000005540 biological transmission Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Harvester Elements (AREA)
- Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Lifting Devices For Agricultural Implements (AREA)
Description
図面は本考案の実施例を示し、第１図は本考案
の一実施対象である収穫機の模式的斜視図、第２
図はその略示側面図、第３図は本案装置の取付け
状態を示すための収穫機の刈取部の要部斜視図、
第４図は刈取部の対地高さによる発・受信器対地
角度を示す模式図、第５図はセンサ及び制御系の
構成を示すブロツク図である。
７…刈取部、９…油圧シリンダ、１０…超音波
センサ、１１…発信器、１２…受信器、２８…電
磁弁、６０…論理回路、Ｓｕ，Ｓｄ…ソレノイド
。
The drawings show an embodiment of the present invention, and FIG. 1 is a schematic perspective view of a harvester, which is an embodiment of the present invention, and
The figure is a schematic side view, and FIG. 3 is a perspective view of the main parts of the reaping section of the harvester to show how the proposed device is installed.
FIG. 4 is a schematic diagram showing the angle of the transmitter and receiver relative to the ground depending on the height of the reaping section above the ground, and FIG. 5 is a block diagram showing the configuration of the sensor and control system. 7... Reaping section, 9... Hydraulic cylinder, 10... Ultrasonic sensor, 11... Transmitter, 12... Receiver, 28... Solenoid valve, 60... Logic circuit, Su, Sd... Solenoid.
Claims (1)
作業部材に超音波の発・受信器を取付け、前記発
信器から地表面に向けて超音波を発信し、その地
表面での反射波を前記受信器にて受信して対地作
業部材の対地高さを検出すべくなした作業機の対
地高さセンサにおいて、 前記対地作業部材が最上昇位置にある場合に、
前記発信器からの超音波の発信方向がほぼ鉛直方
向となるように前記発・受信器を前記対地作業部
材に取付けてあることを特徴とする作業機の対地
高さセンサ。[Claims for Utility Model Registration] An ultrasonic transmitter/receiver is attached to a ground work member that is pivotally supported on the main body so as to be able to swing vertically, and ultrasonic waves are transmitted from the transmitter toward the ground surface. , in a ground height sensor of a working machine configured to detect the height above the ground of a ground working member by receiving reflected waves from the ground surface with the receiver, when the ground working member is at the highest position; To,
A ground height sensor for a working machine, wherein the transmitter/receiver is attached to the ground work member so that the direction of ultrasonic wave transmission from the transmitter is substantially vertical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12140985U JPS6230505U (en) | 1985-08-06 | 1985-08-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12140985U JPS6230505U (en) | 1985-08-06 | 1985-08-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6230505U true JPS6230505U (en) | 1987-02-24 |
Family
ID=31010654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12140985U Pending JPS6230505U (en) | 1985-08-06 | 1985-08-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6230505U (en) |
-
1985
- 1985-08-06 JP JP12140985U patent/JPS6230505U/ja active Pending
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