JPH01147051U - - Google Patents
Info
- Publication number
- JPH01147051U JPH01147051U JP4204288U JP4204288U JPH01147051U JP H01147051 U JPH01147051 U JP H01147051U JP 4204288 U JP4204288 U JP 4204288U JP 4204288 U JP4204288 U JP 4204288U JP H01147051 U JPH01147051 U JP H01147051U
- Authority
- JP
- Japan
- Prior art keywords
- counterweight
- hydraulic cylinder
- gravity
- forth
- front part
- 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
- 230000005484 gravity Effects 0.000 claims description 5
- 238000010276 construction Methods 0.000 claims 2
- 230000000087 stabilizing effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は本考案の一実施例を示す全体側面図、
第２図は第１図の作動状態を示す全体側面図、第
３図はカウンタウエイトの分解斜視図、第４図は
第１図のカウンタウエイト部の拡大側面図、第５
図は第１図のフロント重心移動検出用油圧シリン
ダの配置部分の拡大斜視図、第６図は連動回路の
機構図、第７図は従来例の油圧シヨベルの側面図
である。
３…８……フロント部、９……カウンタウエイ
ト、１０……車体（スイングフレーム）、１５…
…ウエイト前後動用油圧シリンダ、１６……フロ
ント重心移動検出用油圧シリンダ、１７…２０…
…連動回路。
FIG. 1 is an overall side view showing an embodiment of the present invention;
Fig. 2 is an overall side view showing the operating state of Fig. 1, Fig. 3 is an exploded perspective view of the counterweight, Fig. 4 is an enlarged side view of the counterweight part of Fig. 1, and Fig. 5
The drawings are an enlarged perspective view of the arrangement of the hydraulic cylinder for detecting movement of the front center of gravity in Fig. 1, Fig. 6 is a mechanical diagram of the interlocking circuit, and Fig. 7 is a side view of a conventional hydraulic excavator. 3...8...Front part, 9...Counterweight, 10...Vehicle body (swing frame), 15...
...Hydraulic cylinder for moving the weight back and forth, 16...Hydraulic cylinder for detecting movement of the front center of gravity, 17...20...
...Interlocking circuit.
Claims (1)
備えた建設機械等において、車体後部に配設され
ウエイト前後動用油圧シリンダによつて前後動さ
れるカウンタウエイトと、前記フロント部に設け
られた前後方向のフロント重心移動検出用油圧シ
リンダと、前記両油圧シリンダ間に連設されフロ
ント重心の前後移動に対応して前記カウンタウエ
イトを逆方向の前後移動に連動する前記ウエイト
前後動用油圧シリンダの連動回路を具備したこと
を特徴とする建設機械等の重心安定装置。 In a construction machine, etc., equipped with a front part that protrudes from the front part of the vehicle body and is operated, there is provided a counterweight that is disposed at the rear part of the vehicle body and is moved back and forth by a hydraulic cylinder for moving the weight back and forth, and a counterweight that is provided in the front part. Interlocking of a hydraulic cylinder for detecting movement of the front center of gravity in the longitudinal direction and a hydraulic cylinder for moving the weight back and forth, which is connected between the two hydraulic cylinders and causes the counterweight to move longitudinally in the opposite direction in response to the longitudinal movement of the front center of gravity. A center of gravity stabilizing device for construction machinery, etc., characterized by being equipped with a circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4204288U JPH01147051U (en) | 1988-03-31 | 1988-03-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4204288U JPH01147051U (en) | 1988-03-31 | 1988-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01147051U true JPH01147051U (en) | 1989-10-11 |
Family
ID=31268467
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4204288U Pending JPH01147051U (en) | 1988-03-31 | 1988-03-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01147051U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005351512A (en) * | 2004-06-09 | 2005-12-22 | Mitsui Eng & Shipbuild Co Ltd | Mine detecting device and mine detecting system |
-
1988
- 1988-03-31 JP JP4204288U patent/JPH01147051U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005351512A (en) * | 2004-06-09 | 2005-12-22 | Mitsui Eng & Shipbuild Co Ltd | Mine detecting device and mine detecting system |
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