JPH03111111U - - Google Patents
Info
- Publication number
- JPH03111111U JPH03111111U JP1851390U JP1851390U JPH03111111U JP H03111111 U JPH03111111 U JP H03111111U JP 1851390 U JP1851390 U JP 1851390U JP 1851390 U JP1851390 U JP 1851390U JP H03111111 U JPH03111111 U JP H03111111U
- Authority
- JP
- Japan
- Prior art keywords
- lock
- ratchet
- drum
- arm
- lever
- 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
Landscapes
- Unwinding Of Filamentary Materials (AREA)
Description
第１図は、本考案に係るケーブル工事車のドラ
ム支持装置を示した側面図、第２、第３図は、上
記ドラム支持装置を備えたケーブル工事車の上面
図、側面図、第４、第５図は、上記ドラム支持装
置の作動を示した概略図、第６図は、従来のドラ
ム支持装置の側面図である。
２……ドラム支持アーム、４，５……分岐アー
ム部、７……シヤフト吊り具、８……ケーブルド
ラム、１１……ロツクプレート、２１……ロツク
レバー、３１……解除操作レバー、３２……ラチ
エツトホイール、３２ａ……ツメ部、３４……カ
ム、３３……ラチエツトアーム。
FIG. 1 is a side view showing a drum support device for a cable construction vehicle according to the present invention; FIGS. 2 and 3 are a top view and a side view of a cable construction vehicle equipped with the drum support device; FIG. 5 is a schematic view showing the operation of the drum support device, and FIG. 6 is a side view of the conventional drum support device. 2...Drum support arm, 4, 5...Branch arm portion, 7...Shaft hanger, 8...Cable drum, 11...Lock plate, 21...Lock lever, 31...Release operation lever, 32... Ratchet wheel, 32a... pawl portion, 34... cam, 33... ratchet arm.
Claims (1)
置され、２本の分岐アーム部と、これら２本の分
岐アーム部からそれぞれ垂下され、ドラムシヤフ
トの端部を吊り下げ支持可能なシヤフト吊り具と
からなるドラム支持アームを備え、前記２本の分
岐アーム部のそれぞれに、前記シヤフト吊り具に
より吊り下げられた前記ドラムシヤフトの端部を
回転自在に保持する保持位置および前記ドラムシ
ヤフトの端部が着脱自在なように開放された開放
位置間で移動可能な凹部を有するロツクプレート
が、互いに対向して設けられたケーブル工事車の
ドラム支持装置であつて、 前記ロツクプレートと係合して前記凹部が前記
保持位置に位置した状態で前記ロツクプレートを
ロツク保持する係合位置および前記ロツクプレー
トとの係合状態から離脱した離脱位置間で移動す
るロツクレバーと、 このロツクレバーを前記係合位置方向に付勢す
る付勢手段と 前記付勢手段の付勢力に抗して操作され、前記
ロツクレバーを前記離脱位置に移動させるための
解除操作レバーと、 ツメ部を有し、前記解除操作レバーと連動して
前記ドラム支持アームの揺動中心を中心に回転す
るラチエツトホイールと、 前記解除操作レバーの操作に連動して回転され
た前記ラチエツトホイールの前記ツメ部に係合し
て前記ロツクレバーを前記離脱位置に保持させる
ラチエツトアームと、 前記ドラム支持アームの揺動に応じて前記ラチ
エツトアームに当接し、前記ツメ部と係合した状
態のラチエツトアームを持ち上げてそのツメ部か
ら離脱させ、前記付勢手段により前記ロツクレバ
ーを前記係合位置方向に付勢させるためのカムと
を有してなることを特徴とするケーブル工事車の
ドラム支持装置。[Scope of Claim for Utility Model Registration] It is installed on the vehicle body so as to be swingable in the longitudinal direction of the vehicle body, and includes two branch arms, each hanging from these two branch arms, and an end portion of the drum shaft. a drum support arm consisting of a shaft hanger capable of suspending and supporting the drum shaft, and each of the two branch arms rotatably holds an end of the drum shaft suspended by the shaft hanger. A drum support device for a cable construction vehicle, in which lock plates having recesses movable between a holding position and an open position where the end of the drum shaft is open so as to be detachable are provided facing each other, a lock lever that engages with the lock plate and moves between an engagement position in which the lock plate is locked and held with the recess located in the holding position, and a disengagement position in which the lock plate is disengaged from the engagement state with the lock plate; A biasing means for biasing the lock lever in the direction of the engagement position; a release operation lever operated against the biasing force of the biasing means to move the lock lever to the disengagement position; and a claw portion. a ratchet wheel that rotates around the swing center of the drum support arm in conjunction with the release operation lever; and a ratchet portion of the ratchet wheel that rotates in conjunction with the operation of the release operation lever. a ratchet arm that engages to hold the lock lever at the disengaged position; and a ratchet arm that abuts the ratchet arm in response to the swinging of the drum support arm and lifts the ratchet arm that is engaged with the claw portion and removes it from the claw portion. and a cam for urging the lock lever toward the engagement position by the urging means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1851390U JP2511081Y2 (en) | 1990-02-26 | 1990-02-26 | Cable support equipment for cable construction vehicles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1851390U JP2511081Y2 (en) | 1990-02-26 | 1990-02-26 | Cable support equipment for cable construction vehicles |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH03111111U true JPH03111111U (en) | 1991-11-14 |
| JP2511081Y2 JP2511081Y2 (en) | 1996-09-18 |
Family
ID=31521668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1851390U Expired - Lifetime JP2511081Y2 (en) | 1990-02-26 | 1990-02-26 | Cable support equipment for cable construction vehicles |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2511081Y2 (en) |
-
1990
- 1990-02-26 JP JP1851390U patent/JP2511081Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2511081Y2 (en) | 1996-09-18 |
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