JPH0412486U - - Google Patents
Info
- Publication number
- JPH0412486U JPH0412486U JP5331890U JP5331890U JPH0412486U JP H0412486 U JPH0412486 U JP H0412486U JP 5331890 U JP5331890 U JP 5331890U JP 5331890 U JP5331890 U JP 5331890U JP H0412486 U JPH0412486 U JP H0412486U
- Authority
- JP
- Japan
- Prior art keywords
- boom
- slider
- outer boom
- contacts
- rectangular cross
- 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 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Jib Cranes (AREA)
- Forklifts And Lifting Vehicles (AREA)
Description
第１図ａ，ｂ，ｃはそれぞれ本考案に係る伸縮
ブームのスライド装置を採用した伸縮ブームのオ
ーバーラツプ部分の断面図、斜視図、および縦断
側面図、第２図は本考案及び従来例の伸縮ブーム
のスライド装置を装備したクレーン車の説明図、
第３図は従来例の伸縮ブームのスライド装置を採
用した伸縮ブームのオーバーラツプ部分の断面図
である。
１……クレーン車、１ａ……運転キヤビン、１
ｂ……サブフレーム、１ｃ……アウトリガ、２…
…ターンテーブル、３……伸縮ブーム、３ａ……
基端ブーム、３ｂ……中間ブーム、３ｃ……先端
ブーム、４……起伏シリンダ、４ａ……シリンダ
チユーブ、４ｂ……ピストンロツド、５……伸縮
シリンダ、６……シーブ、７……ウインチ装置、
８……ワイヤ、９……フツク、１０……オペレー
タ室、１１……上面スライダ、１２……側面スラ
イダ、１３……シム、１５……スライダ、Ｂ……
重量物、Ｃ……コーナー部、Ｆ……摺動面、Ｍ…
…補強部材、Ｒ……溶接代、Ｓ……ボルト。
Figures 1a, b, and c are cross-sectional views, perspective views, and vertical side views of the overlapping portion of a telescopic boom that employs the slide device of the telescopic boom according to the present invention, respectively, and Figure 2 is a telescopic boom of the present invention and a conventional example. An explanatory diagram of a crane truck equipped with a boom sliding device,
FIG. 3 is a sectional view of an overlapping portion of a telescopic boom employing a conventional telescopic boom slide device. 1...Crane truck, 1a...Driving cabin, 1
b...Subframe, 1c...Outrigger, 2...
...Turntable, 3...Telescopic boom, 3a...
Base end boom, 3b... intermediate boom, 3c... tip boom, 4... luffing cylinder, 4a... cylinder tube, 4b... piston rod, 5... telescopic cylinder, 6... sheave, 7... winch device,
8...Wire, 9...Hook, 10...Operator room, 11...Top slider, 12...Side slider, 13...Shim, 15...Slider, B...
Heavy object, C...corner part, F...sliding surface, M...
...Reinforcement member, R...Welding allowance, S...Bolt.
Claims (1)
ナーブームを伸縮自在に嵌挿した伸縮ブームのス
ライド装置に於いて、前記インナーブームの基端
側上面左右位置に前記アウターブーム上部内側の
左右コーナー部におけるアウターブーム上面に当
接する第１のスライダをそれぞれ取付け、前記イ
ンナーブームの基端側左右側面上方位置に前記ア
ウターブーム上部内側の左右コーナ部におけるア
ウターブーム側面に当接する第２のスライダをそ
れぞれ取付けたことを特徴とする伸縮ブームのス
ライド装置。 In a slide device for a telescoping boom in which an inner boom having a rectangular cross section is telescopically inserted into an outer boom having a rectangular cross section, an outer boom is installed at left and right positions on the upper surface of the proximal side of the inner boom at the left and right corners inside the upper part of the outer boom. A first slider that contacts the upper surface of the boom is installed, and a second slider that contacts the side surface of the outer boom at the left and right corner inside the upper part of the outer boom is installed above the left and right sides of the base end of the inner boom. A telescopic boom sliding device featuring:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5331890U JPH0412486U (en) | 1990-05-22 | 1990-05-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5331890U JPH0412486U (en) | 1990-05-22 | 1990-05-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0412486U true JPH0412486U (en) | 1992-01-31 |
Family
ID=31574402
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5331890U Pending JPH0412486U (en) | 1990-05-22 | 1990-05-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0412486U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5062703U (en) * | 1973-10-04 | 1975-06-07 | ||
| JP2005212922A (en) * | 2004-01-27 | 2005-08-11 | Tadano Ltd | Slide plate mounting structure of telescopic boom |
-
1990
- 1990-05-22 JP JP5331890U patent/JPH0412486U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5062703U (en) * | 1973-10-04 | 1975-06-07 | ||
| JP2005212922A (en) * | 2004-01-27 | 2005-08-11 | Tadano Ltd | Slide plate mounting structure of telescopic boom |
| JP4527990B2 (en) * | 2004-01-27 | 2010-08-18 | 株式会社タダノ | Slide plate mounting structure for telescopic boom |
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