JPH0484489U - - Google Patents
Info
- Publication number
- JPH0484489U JPH0484489U JP13005890U JP13005890U JPH0484489U JP H0484489 U JPH0484489 U JP H0484489U JP 13005890 U JP13005890 U JP 13005890U JP 13005890 U JP13005890 U JP 13005890U JP H0484489 U JPH0484489 U JP H0484489U
- Authority
- JP
- Japan
- Prior art keywords
- slide
- hydraulic cylinder
- boom
- climbing surface
- abdomen
- 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.)
- Granted
Links
- 230000009194 climbing Effects 0.000 claims description 5
- 210000001015 abdomen Anatomy 0.000 claims 3
- 238000013459 approach Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Earth Drilling (AREA)
Description
第１図は本考案の一実施例の側面図、第２図は
同上の要部の拡大側面図、第３図はそのうち保持
装置の拡大側断面図、第４図は油圧シリンダを保
持した状態の同部の側面図、第５図ａ，ｂ，ｃ，
ｄ，ｅ，ｆ，ｇはそれぞれ要部の作用を示す簡略
説明図、第６図は従来例の側面図である。
図中、Ａ……ブーム、Ｂ……登攀面、Ｃ……ピ
ン連結部、Ｃ１……ピン孔、Ｄ……ラツチ車、Ｅ
……保持装置、Ｓ……スライド部、Ｓ１……前限
界、３……リーダマスト、３ａ……マスト中間部
、８……油圧シリンダ、９……軸支本体、１０…
…スライドリンク、１１……連結枠、１２……固
定スライド子、１５……連結用のピン、１５ａ…
…ピン孔、１６……開口部、２１……操作杆、２
２……ピン受け杆、２４……円板カム、２５……
落ち段、２６…制止栓。
Fig. 1 is a side view of one embodiment of the present invention, Fig. 2 is an enlarged side view of the main parts of the same, Fig. 3 is an enlarged side sectional view of the holding device, and Fig. 4 is a state in which the hydraulic cylinder is held. Side view of the same part of Figure 5 a, b, c,
d, e, f, and g are simplified explanatory diagrams showing the functions of the main parts, respectively, and FIG. 6 is a side view of the conventional example. In the diagram, A...boom, B...climbing surface, C...pin connection part, C1...pin hole, D...latch wheel, E
...Holding device, S...Sliding portion, S1...Front limit, 3...Leader mast, 3a...Mast intermediate portion, 8...Hydraulic cylinder, 9...Spindle main body, 10...
...Slide link, 11...Connection frame, 12...Fixed slider, 15...Connection pin, 15a...
...Pin hole, 16...Opening, 21...Operation rod, 2
2...Pin receiving rod, 24...Disc cam, 25...
Falling step, 26...stop valve.
Claims (1)
を枢着し、ブームＡ腹部に設けた軸支本体９に、
油圧シリンダ８の後端を枢着し、リンク方向に伸
びるスライド部Ｓを後部に有するスライドリンク
１０を、前記油圧シリンダの下位置に置き、同ス
ライドリンク１０の前端と油圧シリンダ８の前端
と枢着して連結枠１１を設け、前記スライド部Ｓ
を軸支本体９に軸架した固定スライド子１２にス
ライド自在に連結し、マスト中間部３ａ背部にブ
ーム側へ下がる登攀面Ｂを設けて、同登攀面の上
部にピン連結部Ｃを設け、前記スライド部の前限
界Ｓ１にスライド子１２が当たり、且つ油圧シリ
ンダ８が縮小して、スライドリンク１０と共に上
昇回転してブームＡ腹部に近接し、ブームＡ腹部
の保持装置Ｅに解除可能に保持され、油圧シリン
ダ８が伸長して、スライドリンク１０と共に下降
回転して、前端の連結枠１１が前記登攀面Ｂに着
落し、且つ登攀面に沿つて上昇して同連結枠１１
とピン連結部Ｃとが分離可能にピン結合し得るよ
うにして成るアースオーガ装置。 The mast middle part 3a can be raised and lowered freely by the boom A.
is pivotally attached to the pivot main body 9 provided on the abdomen of the boom A,
A slide link 10 to which the rear end of the hydraulic cylinder 8 is pivotally connected and which has a slide portion S extending in the link direction at the rear is placed below the hydraulic cylinder, and the front end of the slide link 10 and the front end of the hydraulic cylinder 8 are pivotally connected. the connecting frame 11 is provided, and the slide portion S
is slidably connected to a fixed slider 12 that is pivoted on a shaft support body 9, a climbing surface B that descends toward the boom side is provided on the back of the mast intermediate portion 3a, and a pin connecting portion C is provided on the upper part of the climbing surface, The slide element 12 hits the front limit S1 of the slide part, and the hydraulic cylinder 8 contracts, rotates upward together with the slide link 10, approaches the abdomen of the boom A, and is releasably held by the holding device E on the abdomen of the boom A. Then, the hydraulic cylinder 8 extends and rotates downward together with the slide link 10, so that the connecting frame 11 at the front end lands on the climbing surface B, and rises along the climbing surface to reach the connecting frame 11.
An earth auger device in which a pin connecting portion C and a pin connecting portion C can be separably connected by a pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13005890U JP2509533Y2 (en) | 1990-11-30 | 1990-11-30 | Earth auger device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13005890U JP2509533Y2 (en) | 1990-11-30 | 1990-11-30 | Earth auger device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0484489U true JPH0484489U (en) | 1992-07-22 |
| JP2509533Y2 JP2509533Y2 (en) | 1996-09-04 |
Family
ID=31877428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13005890U Expired - Lifetime JP2509533Y2 (en) | 1990-11-30 | 1990-11-30 | Earth auger device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2509533Y2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2873623B2 (en) | 1990-11-30 | 1999-03-24 | 正人 大堀 | Earth auger equipment |
| KR101669636B1 (en) * | 2015-04-28 | 2016-10-26 | 주식회사 대창중기계 | Safety device of crane leader of pile drive |
-
1990
- 1990-11-30 JP JP13005890U patent/JP2509533Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2509533Y2 (en) | 1996-09-04 |
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