JPH0362089U - - Google Patents
Info
- Publication number
- JPH0362089U JPH0362089U JP12291089U JP12291089U JPH0362089U JP H0362089 U JPH0362089 U JP H0362089U JP 12291089 U JP12291089 U JP 12291089U JP 12291089 U JP12291089 U JP 12291089U JP H0362089 U JPH0362089 U JP H0362089U
- Authority
- JP
- Japan
- Prior art keywords
- boom
- traveling
- signal
- load
- transmits
- 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
- 238000001514 detection method Methods 0.000 claims description 11
- 238000004364 calculation method Methods 0.000 claims description 2
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 241000282472 Canis lupus familiaris Species 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000013500 data storage Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Landscapes
- Jib Cranes (AREA)
Description
第１図は本考案の一実施例のブロツク図、第２
図はタイヤ式クレーン車に設けた各検出器の位置
を示す側面図、第３図はタイヤ式クレーン車の油
圧回路図、第４図は演算回路のフローチヤート図
、第５図はブーム方向の区分を示す平面図、第６
図はブーム方向検出器及び第１、第２のドツグの
取付状態を示す図、第７図イ，ロ，ハはブーム方
向検出器の作動を示す図、第８図はタイヤ式クレ
ーン車の一例を示す側面図である。
図中、１……タイヤ式クレーン車、４……走行
体、５……旋回台、６……長尺ブーム、８……ブ
ーム長発信器、９……ブーム長信号、１０……コ
ントローラ、１１……ブーム角検出発信器、１２
……ブーム角信号、１４……演算回路、１８ａ，
１８ｂ……第１のリミツトスイツチ、２０ａ，２
０ｂ……第２のリミツトスイツチ、２１……第１
のドツグ、２２……第２のドツグ、２５ａ，２５
ｂ……ブーム方向検出発信器、２６ａ，２６ｂ，
２６ｃ，２６ｄ……ブーム方向検出信号、２９…
…荷重検出発信器、３０……荷重信号、３２……
走行態勢検出発信器、３３……走行態勢信号、３
４……中央演算処理装置、３５……データ記憶装
置、３６……読み出し専用メモリー、３７……デ
ータ信号、４１……アンロード用電磁弁、４３…
…ソレノイド、４７……アンロード信号、Ｓ１…
…走行体４の中心線、Ｓ２……長尺ブーム６の中
心線を示す。
Fig. 1 is a block diagram of an embodiment of the present invention;
The figure is a side view showing the position of each detector installed on the tire-type crane, Figure 3 is the hydraulic circuit diagram of the tire-type crane, Figure 4 is a flowchart of the calculation circuit, and Figure 5 is the direction of the boom direction. Plan view showing division, No. 6
The figure shows the installation state of the boom direction detector and the first and second dogs. Figure 7 A, B, and C show the operation of the boom direction detector. Figure 8 is an example of a tire-type crane vehicle. FIG. In the figure, 1... Tire-type crane vehicle, 4... Traveling body, 5... Swivel base, 6... Long boom, 8... Boom length transmitter, 9... Boom length signal, 10... Controller, 11...Boom angle detection transmitter, 12
...Boom angle signal, 14...Arithmetic circuit, 18a,
18b...first limit switch, 20a, 2
0b...Second limit switch, 21...First
Dog, 22...Second dog, 25a, 25
b...Boom direction detection transmitter, 26a, 26b,
26c, 26d...Boom direction detection signal, 29...
...Load detection transmitter, 30...Load signal, 32...
Traveling attitude detection transmitter, 33... Traveling attitude signal, 3
4...Central processing unit, 35...Data storage device, 36...Read-only memory, 37...Data signal, 41...Solenoid valve for unloading, 43...
... Solenoid, 47 ... Unload signal, S 1 ...
...The center line of the traveling body 4, S2 ... The center line of the long boom 6 is shown.
Claims (1)
ブーム長発信器と、ブームの角度を検出してブー
ム角信号を発信するブーム角検出発信器と、ブー
ムの方向を検出してブーム方向検出信号を発信す
るブーム方向検出発信器と、ブームに負荷される
荷重の有無を検出して荷重信号を発信する荷重検
出発信器と、走行体の変速レバーの位置を検出し
て走行態勢信号を出力する走行態勢検出発信器と
、走行体の油圧回路の走行用油圧切換弁上流側に
接続したアンロード用電磁弁と、前記各発信器が
発信する信号と予め記憶されたデータ信号とを比
較してクレーン車が走行中に転倒する危険がある
場合に前記アンロード用電磁弁をアンロード側に
切換える演算回路とからなることを特徴とするク
レーン車の走行制限装置。 A boom length transmitter that transmits a boom length signal according to the length of the boom, a boom angle detection transmitter that detects the boom angle and transmits a boom angle signal, and a boom direction detection signal that detects the direction of the boom. A boom direction detection transmitter that transmits a load signal, a load detection transmitter that detects the presence or absence of a load on the boom and transmits a load signal, and a load detection transmitter that detects the position of the speed change lever of the traveling object and outputs a travel attitude signal. The traveling attitude detection transmitter, the unloading solenoid valve connected to the upstream side of the traveling hydraulic pressure switching valve of the hydraulic circuit of the traveling body, and the signals transmitted by each of the transmitters and pre-stored data signals are compared. A traveling restriction device for a crane truck, comprising a calculation circuit that switches the unloading solenoid valve to the unloading side when there is a risk of the crane truck falling over while traveling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12291089U JPH0362089U (en) | 1989-10-20 | 1989-10-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12291089U JPH0362089U (en) | 1989-10-20 | 1989-10-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0362089U true JPH0362089U (en) | 1991-06-18 |
Family
ID=31670907
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12291089U Pending JPH0362089U (en) | 1989-10-20 | 1989-10-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0362089U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014167231A (en) * | 2013-02-28 | 2014-09-11 | Kobelco Contstruction Machinery Ltd | Construction machine |
-
1989
- 1989-10-20 JP JP12291089U patent/JPH0362089U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014167231A (en) * | 2013-02-28 | 2014-09-11 | Kobelco Contstruction Machinery Ltd | Construction machine |