JPS6367588U - - Google Patents
Info
- Publication number
- JPS6367588U JPS6367588U JP16204686U JP16204686U JPS6367588U JP S6367588 U JPS6367588 U JP S6367588U JP 16204686 U JP16204686 U JP 16204686U JP 16204686 U JP16204686 U JP 16204686U JP S6367588 U JPS6367588 U JP S6367588U
- Authority
- JP
- Japan
- Prior art keywords
- boom
- openings
- cord reel
- detection device
- telescoping
- 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
- 238000001514 detection method Methods 0.000 claims description 10
Landscapes
- Jib Cranes (AREA)
Description
第１図は本考案の第１実施例にかかる過巻検知
装置つき伸縮式ブームの断面図、第２図は第１図
の一部斜視図、第３図は本考案の第２実施例にか
かる過巻検知装置つき伸縮式ブームの一部断面図
、第４図は第３図の一部斜視図、第５図は従来の
過巻検知装置つき伸縮式ブームの側面図、第６図
は同じく従来の他の過巻検知装置つき伸縮式ブー
ムの断面図である。
１……ベースブーム、３……中間ブーム（サー
ドブーム）、４……トツプブーム、５……トツプ
ブーム先端部、７……伸縮シリンダ、９……コー
ドリールつき蓋板、１０……連結操作用開口、１
１……伸長用ワイヤ、１２……縮小用ワイヤ、１
２ａ……トツプブーム連結側端、１５……蓋板、
１６……コードリールサポート、１９……メイン
フツク、２９……電源、３０……ブザー、３１…
…コードリール、３２……過巻検知用スイツチ、
３５……電気コード、Ｙ……過巻検知装置、Ｚ…
…伸縮式ブーム。
Fig. 1 is a sectional view of a telescoping boom with an overwind detection device according to a first embodiment of the present invention, Fig. 2 is a partial perspective view of Fig. 1, and Fig. 3 is a cross-sectional view of a telescopic boom with an overwind detection device according to a first embodiment of the present invention. FIG. 4 is a partial perspective view of FIG. 3, FIG. 5 is a side view of a conventional telescoping boom with overwind detection device, and FIG. It is a sectional view of another conventional telescoping boom with an overwind detection device. 1... Base boom, 3... Intermediate boom (third boom), 4... Top boom, 5... Top boom tip, 7... Telescopic cylinder, 9... Lid plate with cord reel, 10... Connection operation opening ,1
1... Wire for extension, 12... Wire for reduction, 1
2a...Top boom connection side end, 15...Lid plate,
16...cord reel support, 19...main hook, 29...power supply, 30...buzzer, 31...
...cord reel, 32...overwind detection switch,
35...Electric cord, Y...Overwinding detection device, Z...
...Telescopic boom.
Claims (1)
とトツプブーム４とを順次テレスコープ状に配設
しトツプブーム先端部５に開口１０，２０を形成
してなる伸縮式ブームＺに、前記トツプブーム先
端部５に設置されていてメインフツク１９の過巻
上げを検知する過巻検知用スイツチ３２と電源２
９とをコードリール３１に引出し自在に巻回され
た電気コード３５で接続してなるメインフツク１
９の過巻検知装置Ｙを備えた過巻検知装置つき伸
縮式ブームであつて、前記開口１０，２０を閉塞
する蓋板１５，２５の裏面側に前記コードリール
３１を取付けてなるコードリールつき蓋板９を、
前記コードリール３１が前記トツプブーム先端部
５内に収納された状態で前記開口１０，２０の口
縁部１０ａ，２０ａに取付けて構成していること
を特徴とする過巻検知装置つき伸縮式ブーム。 Base boom 1 and one or more intermediate booms 3
and a top boom 4 are arranged in sequence in a telescopic manner, and openings 10 and 20 are formed in the top boom tip 5. A telescoping boom Z is provided with a telescoping boom Z having openings 10 and 20 formed in the top boom tip 5, and detects over-hoisting of the main hook 19. Overwinding detection switch 32 and power supply 2
9 is connected to a cord reel 31 by an electric cord 35 that is freely wound around the main hook 1.
A telescoping boom with an overwinding detection device Y, which is equipped with an overwinding detection device Y of 9, and includes a cord reel in which the cord reel 31 is attached to the back side of the cover plates 15, 25 that close the openings 10, 20. cover plate 9,
A telescoping boom with an overwind detection device characterized in that the cord reel 31 is housed in the top boom tip 5 and attached to the edges 10a, 20a of the openings 10, 20.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16204686U JPH0350152Y2 (en) | 1986-10-21 | 1986-10-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16204686U JPH0350152Y2 (en) | 1986-10-21 | 1986-10-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6367588U true JPS6367588U (en) | 1988-05-07 |
| JPH0350152Y2 JPH0350152Y2 (en) | 1991-10-25 |
Family
ID=31088931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16204686U Expired JPH0350152Y2 (en) | 1986-10-21 | 1986-10-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0350152Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0338892U (en) * | 1989-08-24 | 1991-04-15 | ||
| JP2012062176A (en) * | 2010-09-17 | 2012-03-29 | Tadano Ltd | Mounting structure of cord reel |
-
1986
- 1986-10-21 JP JP16204686U patent/JPH0350152Y2/ja not_active Expired
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0338892U (en) * | 1989-08-24 | 1991-04-15 | ||
| JP2012062176A (en) * | 2010-09-17 | 2012-03-29 | Tadano Ltd | Mounting structure of cord reel |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0350152Y2 (en) | 1991-10-25 |