JPS5895981U - Double limit switch mechanism for electric chain block - Google Patents
Double limit switch mechanism for electric chain blockInfo
- Publication number
- JPS5895981U JPS5895981U JP18932681U JP18932681U JPS5895981U JP S5895981 U JPS5895981 U JP S5895981U JP 18932681 U JP18932681 U JP 18932681U JP 18932681 U JP18932681 U JP 18932681U JP S5895981 U JPS5895981 U JP S5895981U
- Authority
- JP
- Japan
- Prior art keywords
- limit switch
- limit
- electric chain
- weight
- emergency stop
- 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
Landscapes
- Apparatus For Radiation Diagnosis (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
図面はこの考案の一実施例を示すものであって、第１図
はこの考案の２重リミットスイッチ機構を有するトロリ
付き電動チェーンブロックの側面図、第２図は第１図に
おける２重リミット機構付近の拡大側面図、第３図は第
２図のＡ−Ａ線断面図、 −第４図は第３図のＢ−
Ｂ線断面図、第５図は第３図のＣ−Ｃ線断面図、第６図
は２重リミット機構における常時上限停止用リミットス
イッチが操作された状態を示す一部縦断側面図、第７図
は２重リミット機構における非常時停止用リミットスイ
ッチが操作された状態を示す一部縦断側面図である。
図において、１は電動チェーンブロック本体、２は支持
フレーム、３はアイドルシーブ、４はロートチェーン、
５はリミットレバー、６はスイッチ制御用重錘、７はリ
ミットレバー、８は被操作部材、９は重錘押上部、１０
はレール、１２はトロリ、１４は支持アーム、１５は過
負荷検出装置、１７はアイドルシーブ、２０はロードシ
ーブ、２１は下フック、２２は吊材、２３はスリブト、
２４はピンである。
？１９１
１ １
− ト４−Ａ
１ ｌ ＋６
：
「′
１ ＠
−
」
し劃４す、゛
−
罰〜
ト
６The drawings show one embodiment of this invention, in which Fig. 1 is a side view of an electric chain hoist with a trolley having a double limit switch mechanism of this invention, and Fig. 2 shows the double limit mechanism in Fig. 1. An enlarged side view of the vicinity, Figure 3 is a sectional view taken along line A-A in Figure 2, -Figure 4 is B in Figure 3-
5 is a sectional view taken along the line C-C in FIG. 3; FIG. 6 is a partial longitudinal sectional view showing a state in which the limit switch for constant upper limit stop in the double limit mechanism is operated; FIG. The figure is a partially longitudinal side view showing a state in which the emergency stop limit switch in the double limit mechanism is operated. In the figure, 1 is the electric chain block main body, 2 is the support frame, 3 is the idle sheave, 4 is the funnel chain,
5 is a limit lever, 6 is a weight for controlling the switch, 7 is a limit lever, 8 is an operated member, 9 is a weight pushing upper part, 10
is a rail, 12 is a trolley, 14 is a support arm, 15 is an overload detection device, 17 is an idle sheave, 20 is a load sheave, 21 is a lower hook, 22 is a hanging material, 23 is a slib,
24 is a pin. ? 191 1 1 - 4-A 1 l +6: "' 1 @ -" 劃4su, ゛ - Punishment ~ 6
Claims (1)
に、アイドルシーブ３が取付けられると共にそのアイド
ルシーブ３から垂下しているロードチェーン４の側方に
配置された常時上限停止用リミットスイッチＬＳ１およ
び非常時停止用リミットスイッチＬＳ２が固定され、常
時上限停止用リミットスイッチＬＳ１のリミットレバー
５の先端部にスイッチ制御用重錘６が吊下げられ、前記
非常時停止用リミットスイッチＬＳ２におけるリミット
レバー７の先端部に設けられた被操作部材８は、前記重
錘６の上方に空間を介して配置され、前記アイドルシー
ブ３から垂下しているロードチェーン４の下部には、前
記重錘６の下部に係合される重錘押上部９が設けられて
いることを特徴とする電動チェーンブロック用２重リミ
ットスイッチ機構。Support frame 2 that supports the electric chain hoist body 1
An idle sheave 3 is attached to the idle sheave 3, and a limit switch LS1 for a permanent upper limit stop and a limit switch LS2 for an emergency stop are fixed to the side of the load chain 4 hanging from the idle sheave 3. A switch control weight 6 is suspended from the tip of the limit lever 5 of the emergency stop limit switch LS1, and the operated member 8 provided at the tip of the limit lever 7 of the emergency stop limit switch LS2 is suspended from the tip of the limit lever 5 of the emergency stop limit switch LS2. A weight pushing upper part 9 that is engaged with the lower part of the weight 6 is provided at the lower part of the load chain 4 which is disposed above the weight 6 with a space therebetween and hangs down from the idle sheave 3. A double limit switch mechanism for electric chain hoists.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18932681U JPS5895981U (en) | 1981-12-21 | 1981-12-21 | Double limit switch mechanism for electric chain block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP18932681U JPS5895981U (en) | 1981-12-21 | 1981-12-21 | Double limit switch mechanism for electric chain block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5895981U true JPS5895981U (en) | 1983-06-29 |
Family
ID=30103262
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP18932681U Pending JPS5895981U (en) | 1981-12-21 | 1981-12-21 | Double limit switch mechanism for electric chain block |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5895981U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5410685U (en) * | 1977-06-24 | 1979-01-24 |
-
1981
- 1981-12-21 JP JP18932681U patent/JPS5895981U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5410685U (en) * | 1977-06-24 | 1979-01-24 |
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