JPH0399054U - - Google Patents
Info
- Publication number
- JPH0399054U JPH0399054U JP490090U JP490090U JPH0399054U JP H0399054 U JPH0399054 U JP H0399054U JP 490090 U JP490090 U JP 490090U JP 490090 U JP490090 U JP 490090U JP H0399054 U JPH0399054 U JP H0399054U
- Authority
- JP
- Japan
- Prior art keywords
- digging
- reaction force
- vehicle body
- vehicle
- jacks
- 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
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Jib Cranes (AREA)
- Forklifts And Lifting Vehicles (AREA)
Description
第１図は本考案に係る安全装置を有した穴掘建
柱車の作動制御用回路図、第２図は上記穴掘建柱
車の斜視図、第３図は上記穴掘建柱車に用いられ
るジヤツキの構造を示す断面図、第４図は本考案
の異なる実施例に係る作動制御用回路図である。
２……車体、４……ブーム、１０……ジヤツキ
、１３……接地板、２２……ロードセル、３０…
…オーガ装置、３１……オーガモータ、５０……
コントローラ。
Fig. 1 is a circuit diagram for controlling the operation of the excavating pole erecting vehicle equipped with the safety device according to the present invention, Fig. 2 is a perspective view of the above mentioned excavating pole erecting vehicle, and Fig. 3 is a circuit diagram for controlling the operation of the above mentioned excavating pole erecting vehicle. FIG. 4 is a sectional view showing the structure of the jack used, and FIG. 4 is an operation control circuit diagram according to a different embodiment of the present invention. 2... Vehicle body, 4... Boom, 10... Jacket, 13... Ground plate, 22... Load cell, 30...
...Auger device, 31...Auger motor, 50...
controller.
Claims (1)
ムと、このブームの先端に取り付けられた穴掘用
オーガと、前記車体の前後左右に配設され前記オ
ーガによる穴掘作業時に前記車体を支持する４個
のジヤツキとからなる穴掘作業車の安全装置であ
つて、 前記穴掘作業時に前記各ジヤツキに加わる接地
反力を検出する反力検出器と、この反力検出器に
より検出された前記４個のジヤツキの接地反力の
うち、最大反力と次に大きな反力とを加えた値が
所定値より大きくなつたときに前記オーガの作動
を停止させるコントローラとを有することを特徴
とする穴掘作業車の安全装置。[Scope of Claim for Utility Model Registration] A boom provided on the vehicle body that can be raised and lowered at least, a digging auger attached to the tip of the boom, and digging work performed by the augers disposed on the front, rear, left and right sides of the vehicle body. A safety device for a digging vehicle, which includes four jacks that support the vehicle body during the digging work, and a reaction force detector that detects a ground reaction force applied to each jack during the digging work; a controller that stops the operation of the auger when the sum of the maximum reaction force and the next largest reaction force among the ground reaction forces of the four jacks detected by the device becomes larger than a predetermined value; A safety device for a digging vehicle, characterized in that:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP490090U JPH0399054U (en) | 1990-01-23 | 1990-01-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP490090U JPH0399054U (en) | 1990-01-23 | 1990-01-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0399054U true JPH0399054U (en) | 1991-10-16 |
Family
ID=31508629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP490090U Pending JPH0399054U (en) | 1990-01-23 | 1990-01-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0399054U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59213889A (en) * | 1983-05-18 | 1984-12-03 | 新明和工業株式会社 | Safety apparatus of earth auger vehicle |
-
1990
- 1990-01-23 JP JP490090U patent/JPH0399054U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS59213889A (en) * | 1983-05-18 | 1984-12-03 | 新明和工業株式会社 | Safety apparatus of earth auger vehicle |
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