JP3104849B2 - Pulley pinch prevention device - Google Patents
Pulley pinch prevention deviceInfo
- Publication number
- JP3104849B2 JP3104849B2 JP08057576A JP5757696A JP3104849B2 JP 3104849 B2 JP3104849 B2 JP 3104849B2 JP 08057576 A JP08057576 A JP 08057576A JP 5757696 A JP5757696 A JP 5757696A JP 3104849 B2 JP3104849 B2 JP 3104849B2
- Authority
- JP
- Japan
- Prior art keywords
- wheel
- pulley
- support frame
- rope
- plate
- 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.)
- Expired - Fee Related
Links
Landscapes
- Pulleys (AREA)
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、エレベータのガイ
ドレールやその他の物体をワイヤで引き上げる際に用い
られる滑車の挟まれ防止装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for preventing a pulley from being pinched when a guide rail or other object of an elevator is pulled up by a wire.
【０００２】[0002]
【従来の技術】従来、この種の装置としては実開昭５７
−１１６６９５号公報に記載されているように、車輪の
軸に回転可能に支持された一対の制止部材を設け、この
両制止部材に貫通穴およびこれに連なる切欠きを設け、
車輪に掛けられるロープを切欠きを経由して貫通穴に通
すようにした構成のものが提案されている。2. Description of the Related Art Conventionally, this type of apparatus has been disclosed in Japanese Utility Model Application Laid-open No.
As described in JP-A-111695, a pair of stop members rotatably supported on the shaft of the wheel are provided, and both stop members are provided with a through hole and a notch connected thereto,
There has been proposed a configuration in which a rope hung on a wheel is passed through a through hole through a notch.
【０００３】[0003]
【発明が解決しようとする課題】上記従来の装置におい
ては、ロープの伸長方向の変化に合わせて制止部材も車
輪を中心にして回動するものの、制止部材とロープとが
接触しロープに傷を付けたり、ロープ及び制止部材を摩
滅させてしまいロープの寿命を短くしやすかった。特に
ワイヤロープを用いて重量物を揚重する場合や高い位置
まで持ち上げる場合には、摩滅が激しくなり短時間でワ
イヤロープが使用できなくなるおそれがある。In the above-mentioned conventional apparatus, the stopping member rotates around the wheel in accordance with the change in the direction of extension of the rope, but the stopping member and the rope come into contact with each other to damage the rope. Attachment and abrasion of the rope and the restraining member tended to shorten the life of the rope . In particular, when a heavy object is lifted or lifted to a high position using a wire rope, the abrasion becomes severe and the wire rope may not be used in a short time.
【０００４】本発明の主な目的は車輪に掛けられたロー
プの伸長方向の変化に関係なく当該ロープの非接触状態
を維持できる滑車の挟まれ防止装置を提供することにあ
る。[0004] It is a primary object of the present invention to provide a device for preventing a pulley from being pinched, which can maintain a non-contact state of the rope irrespective of a change in the direction of extension of the rope hung on a wheel.
【０００５】本発明の他の目的は、さらに着脱を容易に
行うことができる滑車の挟まれ防止装置を提供すること
にある。Another object of the present invention is to provide an apparatus for preventing a pulley from being pinched, which can be easily detached.
【０００６】[0006]
【課題を解決するための手段】上記本発明の目的は、外
周にロープを受け入れる半円形の凹部が形成された車輪
と、この車輪を回転自在に支持する軸と、前記車輪を挟
むように配置され、前記軸を支持する支持枠と、支持枠
の上側部分に取付けられたフックとを有する滑車に装着
され、作業者の手が滑車に挟まれることを防止する滑車
の挟まれ防止装置において、前記軸の伸長方向とほぼ平
行に延設される平面部を有し、前記支持枠の下側に配置
されるプレートと、下端が前記プレート上の前記車輪の
凹部と対向しない位置に間隔をおいて固定され、棒状体
から成り、前記車輪の凹部に沿う方向に上方向に向かっ
て円弧状に成形した挟まれ防止部材と、前記プレートを
支持枠の下側部分に取付ける結合手段とを備え、前記挟
まれ防止部材の内方に前記車輪を位置させた構成とする
ことにより達成される。SUMMARY OF THE INVENTION It is an object of the present invention to provide a wheel having a semicircular recess formed on an outer periphery thereof for receiving a rope, a shaft rotatably supporting the wheel, and a wheel arranged so as to sandwich the wheel. It is, mounted on a pulley having a support frame for supporting the shaft, a hook attached to the upper portion of the support frame
It is, in the pulley <br/> the sandwiched prevention device for preventing the operator's hand is sandwiched pulley, substantially the extending direction of the axis Rights
Having a flat portion extending in a row, and arranged below the support frame
A plate that is, lower end of the wheel on the plate
A rod-shaped body that is fixed at a position that does not face the recess
And upwardly in a direction along the recess of the wheel.
Comprising a preventing member is sandwiched molded into an arc shape, and a coupling means for attaching the front Symbol plate in the lower portion of the support frame Te, the clamping
This is achieved by a configuration in which the wheel is located inside the rare prevention member .
【０００７】上記のように挟まれ防止部材は、車輪の両
側に位置し、車輪の凹部と対向しない位置で、かつ前記
凹部に沿う方向に円弧状となっているので、ロープの伸
長方向が変化してもロープが、この挟まれ防止部材と接
触するようなことはない。また、作業者の手が滑車に接
近しても、手が挟まれ防止部材により、それより奥に引
き込まれるのが防止される。[0007] prevention member interposed as described above, positioned on both sides of the wheel, in a position not opposed to the recesses of the wheel, and the Runode have an arc shape in a direction along the recess, the extending direction of the rope changes However , the rope does not come into contact with the pinch prevention member. Further, even if the operator's hand approaches the pulley, the hand is prevented from being caught by the pinching prevention member.
【０００８】[0008]
【発明の実施の形態】以下本発明の一実施の形態を図
１、図２により説明する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to FIGS.
【０００９】図１は、手前の支持枠を外した状態の正面
図、図２は図１の一点鎖線Ａ−Ａ′に沿って切断した側
面断面図である。FIG. 1 is a front view showing a state in which a front support frame is removed, and FIG. 2 is a side sectional view taken along a dashed line AA 'in FIG.
【００１０】滑車は、外周にワイヤロープやロープ４を
受け入れる半円形の凹部１Ａが形成された車輪１と、こ
の車輪１の両側に設けられ、車輪１を軸２Ｅを介して回
転自在に支持する支持枠２と、この支持枠２の上側部分
に設けられたフック３とを備えるとともに、ワイヤロー
プ４の車輪１を凹部１Ａに掛けられるようにするため、
支持枠２の一部２Ａは蝶番２Ｂにより開閉自在に構成さ
れている。尚符号２Ｄは、支持枠２の一部２Ａを閉じた
後にロック状態に保持するロック金具である。本実施形
態の挟まれ防止装置は、軸２Ｅの伸長方向とほぼ平行に
延設される平面部を有し、支持枠２の下側に配置される
プレート５と、下端が車輪１の凹部１Ａと対向しない位
置に、支持枠２の間隔と同程度の間隔をおいてプレート
５に溶接により固定され、丸棒から成り、車輪１の凹部
１Ａに沿う方向に上方向に向かって円弧状に成形した挟
まれ防止部材６と、この挟まれ防止部材６が固定された
プレート５を支持枠２の下側部分に、すなわち支持枠２
の下側部分に設けられるボルト２Ｃに固定するＵボルト
７とから構成されている。The pulley is provided with a wheel 1 having a semicircular recess 1A formed on its outer periphery for receiving a wire rope or a rope 4, and provided on both sides of the wheel 1 to rotate the wheel 1 via a shaft 2E. A support frame 2 for rotatably supporting, and an upper portion of the support frame 2
To Rutotomoni a hook 3 provided, the wheel 1 of the word Iyaropu 4 as applied to the concave portion 1A, the
A portion 2A of the support frame 2 is configured to be freely opened and closed by a hinge 2B. Incidentally reference numeral 2D is a lock fitting for holding the locked state after closing the part 2A of the support frame 2 <br/>. This embodiment
The anti- jamming device is substantially parallel to the extension direction of the shaft 2E.
It has a flat portion that is extended and is arranged below the support frame 2
Plate 5 and a position where the lower end does not face recess 1A of wheel 1
The location, the plate at intervals of interval and the extent of the support frame 2
5 I Ri is fixed to welding to consist round bar, the recess of the wheel 1
A preventing member 6 is sandwiched and molded into an arc shape toward upward in the direction along the 1A, a plate 5 which the sandwiched preventing member 6 is fixed to the lower portion supporting region frame 2, i.e. the support frame 2
And a U-bolt 7 fixed to a bolt 2C provided on the lower side of the U-bolt.
【００１１】次に、挟まれ防止装置の取付け要領を説明
する。Next, the procedure for mounting the pinch prevention device will be described.
【００１２】Ｕボルト７をボルト２Ｃに予め係合させて
おき、挟まれ防止部材６の内方に滑車の車輪１が位置す
るようにした状態でプレート５を支持枠２の下側部分に
当接させ、Ｕボルト７の端部をプレート５の穴に挿入
し、そのＵボルトの端部にナット７Ａをねじ込んで、締
め付けることによって挟まれ防止装置の装着が完了す
る。The U-bolt 7 is previously engaged with the bolt 2C, and the plate 5 is brought into contact with the lower portion of the support frame 2 with the pulley wheel 1 positioned inside the pinch prevention member 6. Then, the end of the U bolt 7 is inserted into the hole of the plate 5, and the nut 7 </ b> A is screwed into the end of the U bolt and tightened to complete the mounting of the pinch prevention device.
【００１３】上記のような構成であるから、ワイヤロー
プ４の伸長方向が変化（実線から点線のように変化）し
ても、挟まれ防止部材６にワイヤロープ４が接触するよ
うなことはない。With the above configuration, even if the extension direction of the wire rope 4 changes (changes from a solid line to a dotted line), the wire rope 4 does not come into contact with the pinch prevention member 6. .
【００１４】また、挟まれ防止部材６が丸棒であるか
ら、ワイヤロープ４が万一接触してもワイヤロープ４に
与える損傷はほとんどない。Further, since the pinch prevention member 6 is a round bar, even if the wire rope 4 comes into contact, there is almost no damage to the wire rope 4.
【００１５】さらにＵボルトにナット７Ａをねじ込んで
締め付け、または緩めて外すだけでよいので挟まれ防止
装置の滑車に対する着脱を簡単に迅速に行うことができ
る。[0015] Ru further tightened by screwing nuts 7A to U-bolt or loosen it is possible to perform the attachment and detachment with respect to the pulley of the prevention device sandwiched it is only easily quickly remove <br/>.
【００１６】また、挟まれ防止部材６により車輪１の半
周程度または、それ以上の領域を包囲しているので、作
業者の手が滑車に挟まれるのを防止する効果も高い。Furthermore, sandwiched between half about the wheel 1 by preventing member 6 or so surrounds the more regions, work
It is also highly effective in preventing the trader's hands from being caught in the pulley .
【００１７】[0017]
【発明の効果】以上述べたように本発明によれば、車輪
に掛けられたロープの伸長方向の変化に関係なくこのロ
ープの非接触状態を維持することができる。According to the present invention as described above, according to the present invention, this regardless of the extending direction of the change of the rope hung on the wheel b
The non-contact state of the loop can be maintained.
【図１】本発明の一実施形態の正面図である。FIG. 1 is a front view of an embodiment of the present invention.
【図２】図１の側面断面図である。FIG. 2 is a side sectional view of FIG.
１ 車輪 ２ 支持枠 ３ フック ４ ワイヤロープ ５ プレート ６ 挟まれ防止部材 ７ Ｕボルト DESCRIPTION OF SYMBOLS 1 Wheel 2 Support frame 3 Hook 4 Wire rope 5 Plate 6 Anti-jamming member 7 U bolt
Claims (2)
が形成された車輪と、この車輪を回転自在に支持する軸
と、前記車輪を挟むように配置され、前記軸を支持する
支持枠と、支持枠の上側部分に取付けられたフックとを
有する滑車に装着され、作業者の手が滑車に挟まれるこ
とを防止する滑車の挟まれ防止装置において、前記軸の
伸長方向とほぼ平行に延設される平面部を有し、前記支
持枠の下側に配置されるプレートと、下端が前記プレー
ト上の前記車輪の凹部と対向しない位置に間隔をおいて
固定され、棒状体から成り、前記車輪の凹部に沿う方向
に上方向に向かって円弧状に成形した挟まれ防止部材
と、前記プレートを支持枠の下側部分に取付ける結合手
段とを備え、前記挟まれ防止部材の内方に前記車輪を位
置させたことを特徴とする滑車の挟まれ防止装置。1. A wheel having a semicircular recess for receiving a rope on its outer periphery, and a shaft rotatably supporting the wheel.
If, this which is disposed so as to sandwich the wheel, a support frame for supporting the shaft, is mounted on the pulley and a mounted hooks on the side portion of the support frame, the operator's hand is interposed pulley
In the device for preventing the pulley from being pinched ,
A flat portion extending substantially parallel to the extension direction;
A plate disposed on the lower side of the holding frame, and a lower end fixed at a position not opposed to the concave portion of the wheel on the plate with a space therebetween, formed of a rod-shaped body , and extending along the concave portion of the wheel. direction
A preventing member is sandwiched and molded into an arc shape toward the upper direction, and a coupling means for mounting the pre-Symbol plate in the lower portion of the support frame, the wheel inwardly of the sandwiched prevention member position to
A pulley prevention device characterized by being placed .
の断面が略円形断面から成ることを特徴とする滑車の挟
まれ防止装置。2. The pulley prevention device according to claim 1, wherein the cross-section of the pinch prevention member has a substantially circular cross section .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP08057576A JP3104849B2 (en) | 1996-03-14 | 1996-03-14 | Pulley pinch prevention device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP08057576A JP3104849B2 (en) | 1996-03-14 | 1996-03-14 | Pulley pinch prevention device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH09249392A JPH09249392A (en) | 1997-09-22 |
| JP3104849B2 true JP3104849B2 (en) | 2000-10-30 |
Family
ID=13059687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP08057576A Expired - Fee Related JP3104849B2 (en) | 1996-03-14 | 1996-03-14 | Pulley pinch prevention device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3104849B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03296656A (en) * | 1990-04-16 | 1991-12-27 | Kanebo Ltd | Oxygen sensor |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105257806A (en) * | 2015-11-11 | 2016-01-20 | 太原重工股份有限公司 | Pulley device |
| CN107781388A (en) * | 2017-11-28 | 2018-03-09 | 江龙船艇科技股份有限公司 | A kind of sealing wireline pulley component |
| CN113336100B (en) * | 2021-05-18 | 2023-09-05 | 武汉船用机械有限责任公司 | Wire rope anticreep groove device |
-
1996
- 1996-03-14 JP JP08057576A patent/JP3104849B2/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03296656A (en) * | 1990-04-16 | 1991-12-27 | Kanebo Ltd | Oxygen sensor |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH09249392A (en) | 1997-09-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |