JPS6022068Y2 - brake cover - Google Patents
brake coverInfo
- Publication number
- JPS6022068Y2 JPS6022068Y2 JP1980184211U JP18421180U JPS6022068Y2 JP S6022068 Y2 JPS6022068 Y2 JP S6022068Y2 JP 1980184211 U JP1980184211 U JP 1980184211U JP 18421180 U JP18421180 U JP 18421180U JP S6022068 Y2 JPS6022068 Y2 JP S6022068Y2
- Authority
- JP
- Japan
- Prior art keywords
- brake
- brake cover
- connecting plate
- plate
- cover
- 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
Links
Landscapes
- Braking Arrangements (AREA)
Description
【考案の詳細な説明】
本考案は、独立２軸式主巻ウィンチと補巻ウィンチを搭
載した各種クレーンにおいて、主巻ウィンチ用ブレーキ
と補巻ウィンチ用ブレーキを覆うカバーに関する。[Detailed Description of the Invention] The present invention relates to a cover that covers the brake for the main winch and the brake for the auxiliary winch in various cranes equipped with an independent two-shaft main winch and an auxiliary winch.
この種クレーンのブレーキカバーの従来技術を、第１図
に示すクローラクレーンにより説明する。The prior art of brake covers for this type of crane will be explained using a crawler crane shown in FIG.
このクレーンは、クレーン本体１に、主巻ウィンチ２、
補巻ウィンチ３、起伏ウィンチ４が各々独立に搭載され
ており、第２図、第３図に示すように、主巻ウィンチ２
と補巻ウィンチ３とは併設されていて、各々のウィンチ
のブレーキ５゜６に対して、これらを全体的に覆う一体
型のブレーキカバー７がクレーン本体１のフレームに設
けたブラケット１４にボルトにより固定して取付けられ
ている。This crane includes a crane body 1, a main winch 2,
An auxiliary hoisting winch 3 and a hoisting winch 4 are each mounted independently, and as shown in FIGS. 2 and 3, the main hoisting winch 2
and the auxiliary winch 3 are installed together, and an integrated brake cover 7 that completely covers the brakes 5°6 of each winch is attached to a bracket 14 provided on the frame of the crane main body 1 by bolts. Fixedly installed.
しかし、このようなブレーキカバー７の構造では、ブレ
ーキ５又は６のいずれか一方のライニング（図示せず）
の摩耗程度を調べる場合や、各ライニングとブレーキド
ラム面５ａ又は６ａとのいずれか一方の間隔や当り具合
を調べる場合であっても、ブレーキカバー全体を取外す
必要があり、ブレーキカバー７が一体型であるので重量
が大であることと相俟って、作業性が悪い。However, in such a structure of the brake cover 7, the lining (not shown) of either the brake 5 or 6 is
Even when checking the degree of wear on the brake drum, or checking the spacing and contact between each lining and either the brake drum surface 5a or 6a, it is necessary to remove the entire brake cover, and the brake cover 7 is integrated. This, coupled with the large weight, results in poor workability.
また、一般にこの種のブレーキカバーは薄板構造となっ
ているため、全体の形状を保つ剛性が小さくなり、変形
しやすく、取付用ボルトと穴の合致が困難となりやすい
。Further, since this type of brake cover generally has a thin plate structure, the rigidity for maintaining the overall shape is low, and it is easily deformed, making it difficult to match the mounting bolts and holes.
このような欠点をなくすため、第４図ないし第６図に示
すように、主巻ウィンチ２と補巻ウィンチ３の各ブレー
キカバー８，９をそれぞれ別個に構成した分割型のもの
がある。In order to eliminate such drawbacks, there is a split type brake cover in which the brake covers 8 and 9 of the main winch 2 and the auxiliary winch 3 are constructed separately, as shown in FIGS. 4 to 6.
この従来の分割型のもは、各ブレーキカバー８，９の各
側板８ａ。In this conventional split type, each side plate 8a of each brake cover 8,9.
８ｂと９ａ、９ｂの各先端を対向させ、この対向部間に
内側よりプレート１０を当てて複数のボルト１１により
締結すると共に、上板は突き合わせてその突き合わせ部
にプレート１２を覆せ、複数のボルト１３により締結す
ることにより、雨水等の浸入を防止している。The tips of 8b, 9a, and 9b are made to face each other, and a plate 10 is applied from the inside between these opposing parts and fastened with a plurality of bolts 11.The upper plates are butted against each other, and the plate 12 is overturned at the abutted part, and a plurality of bolts are 13 prevents rainwater from entering.
またブレーキカバー８゜９の底部は、クレーン本体１に
設けられたフレームブラケット本体１に設けられたフレ
ームブラケツ）１４ａ〜１４ｃに複数のボルト１５で固
定しである。The bottom of the brake cover 8.9 is fixed to frame brackets 14a to 14c provided on the frame bracket body 1 provided on the crane body 1 with a plurality of bolts 15.
しかしこの構造においては、取付けあるいは連結用のボ
ルトドの数が多いため、ブレーキカバー着脱時にボルト
の取付は取外しに手間がかかる上、ボルトとボルト穴と
て合わせにくいという欠点がある。However, in this structure, since there are a large number of bolts for attachment or connection, there are disadvantages in that it takes time to attach and remove the bolts when attaching and detaching the brake cover, and it is difficult to match the bolts and bolt holes.
本考案は、上記した従来技術の欠点に鑑み、ブレーキカ
バーの着脱が容易で保守点検作業が容易となる構造のブ
レーキカバーを提供することを目的としてなされたもの
である。The present invention has been made in view of the above-mentioned drawbacks of the prior art, with the object of providing a brake cover having a structure that allows easy attachment and detachment of the brake cover and facilitates maintenance and inspection work.
本考案のブレーキカバーの特徴は、主巻ウィンチ用ブレ
ーキカバーと補巻ウィンチ用ブレーキカバーをそれぞれ
独立に備え、かつ両ブレーキカバー間に介在させる両側
板部と上板部とよりなる略縦長矩形の連結プレートを有
し、該連結プレートの両側板部の両端には外方に曲成さ
れた側板係合部を形成すると共に、上板部の両端には上
方に曲成された上板係合部を形威し、前記両ブレーキカ
バー相互の両側板の対向部には内方に曲成された側板係
合部を形成すると共に、上板の対向部には下方に曲成さ
れた上板係合部を形威し、前記ブレーキカバーの側板係
合部と連結プレートの側板係合部およびブレーキカバー
の上板保合部と連結プレートの上板係合部とを両者の間
にバッキングを介装してブレーキカバーが連結プレート
に対して上方に引抜き可能となるように組合わせ、かつ
、ブレーキカバーの底部及び連結プレートの底部はクレ
ーン本体のメインフレームに設けたブラケットに固定具
により着脱可能に固定したことにある。The brake cover of the present invention is characterized by having a brake cover for the main winch and a brake cover for the auxiliary winch independently, and a substantially vertically rectangular shape consisting of both side plates and a top plate interposed between the two brake covers. It has a connecting plate, and side plate engaging parts curved outward are formed at both ends of both side plate parts of the connecting plate, and upper plate engaging parts curved upward are formed at both ends of the upper plate part. Inwardly curved side plate engaging portions are formed at opposing portions of both side plates of the two brake covers, and a downwardly curved upper plate is formed at opposing portions of the upper plate. the side plate engaging part of the brake cover, the side plate engaging part of the connecting plate, and the upper plate retaining part of the brake cover and the upper plate engaging part of the connecting plate with a backing between them. The brake cover is interposed so that it can be pulled upwards from the connecting plate, and the bottom of the brake cover and the bottom of the connecting plate can be attached to and removed from the bracket provided on the main frame of the crane body using a fixture. This is because it has been fixed to .
以下、本考案の詳細を第７図ないし第１０図に示す実施
例により説明する。Hereinafter, details of the present invention will be explained with reference to embodiments shown in FIGS. 7 to 10.
第７図に示すように、本考案のブレーキカバーは、主巻
ウィンチのブレーキを覆うブレーキカバー８と補巻ウィ
ンチのブレーキ用ブレーキカバー９と別々に備え、かつ
両ブレーキカバー間に介在させる両側板部と上板部とよ
りなる縦長矩形の連結プレート１６を有する。As shown in FIG. 7, the brake cover of the present invention is provided separately with a brake cover 8 covering the brake of the main winch and a brake cover 9 for the brake of the auxiliary winch, and both side plates are interposed between the two brake covers. It has a vertically long rectangular connecting plate 16 consisting of a section and an upper plate section.
該連結プレート１６のウィンチ軸方向に対向する両側板
部１６ａ、１６ｂの両端には、外方に曲成された側板係
合部１６ｃをそれぞれ形威し、上板部１６ｄの両端には
上方に曲成された上板保合部１６ｅを形成する。Both ends of both side plate parts 16a and 16b of the connecting plate 16 facing each other in the winch axis direction are formed with side plate engaging parts 16c bent outward, and both ends of the upper plate part 16d are formed with upwardly bent side plate engaging parts 16c. A curved upper plate retaining portion 16e is formed.
一方、ブレーキカバー８の側板８ａ、８ｂとブレーキカ
バー９の側板９ａ、９ｂとが対向する対向部には内方へ
曲成された側板係合部８ｄ、８ｄを形威し、かつ、ブレ
ーキカバーの上板８ｃ、９Ｃの対向部には下方に曲成さ
れた上板係合部８ｅ＊９ｅを形成する。On the other hand, the side plates 8a, 8b of the brake cover 8 and the side plates 9a, 9b of the brake cover 9 are formed with inwardly curved side plate engaging parts 8d, 8d at opposing parts, and the brake cover A downwardly curved upper plate engaging portion 8e*9e is formed at the opposing portion of the upper plates 8c and 9C.
そして、ブレーキカバー８，９の側板係合部８ｄ、９ｄ
と連結プレート１６の側板係合部１６ｃ１およびブレー
キカバーの上板係合部８ｅ、９ｅと連結プレート１６の
上板係合部１６ｅとを対向させ、両者の間に雨水等の浸
入を防ぐバッキング１７を介装して、連結プレート１６
に対してブレーキカバー８，９が上方に引抜き可能とな
るように組合わせる。And the side plate engaging portions 8d and 9d of the brake covers 8 and 9.
A backing 17 that makes the side plate engaging portion 16c1 of the connecting plate 16, the upper plate engaging portions 8e and 9e of the brake cover, and the upper plate engaging portion 16e of the connecting plate 16 face each other and prevents rainwater etc. from entering between them. Connecting plate 16 with
The brake covers 8 and 9 are assembled so that they can be pulled out upwards.
また、ブレーキカバー８，９の底部及び連結プレート１
６の底部は、ボルト１５等の固定具により、クレーン本
体のメインフレームに設けたブラケット１４ａ〜１４ｃ
に着脱可能に固定する。In addition, the bottom of the brake covers 8 and 9 and the connecting plate 1
The bottom of 6 is attached to brackets 14a to 14c attached to the main frame of the crane body using fixing devices such as bolts 15.
Detachably fixed to.
なお、バッキング１７は図示実施例のように連結プレー
ト１６側に取付けても、ブレーキカバー８．９側に取付
けてもよい。Note that the backing 17 may be attached to the connection plate 16 side as in the illustrated embodiment, or may be attached to the brake cover 8.9 side.
また、各保合部は、実施例のように単に係合部どうしが
バッキングを介して対向するようにする構造のみならず
、一つの係合部に複数個の係合片を設ける等により、一
方が他方を挟持したり包囲したりする構造も採用しうる
。In addition, each retaining part is not only structured so that the engaging parts simply face each other via the backing as in the embodiment, but also by providing a plurality of engaging pieces in one engaging part, etc. A structure in which one side holds or surrounds the other may also be adopted.
また本考案は、クローラクレーンのみならず、トラック
クレーン、フローチングクレーン及び固定式クレーン等
に適用しうる。Further, the present invention can be applied not only to crawler cranes but also to truck cranes, floating cranes, fixed cranes, etc.
以上述べたように、本考案のブレーキカバーは、主巻ウ
ィンチ用ブレーキ、補巻ウィンチ用ブレーキの各々に対
して別々に設けられ、かつ連結プレートを介して互いに
連結されると共に、ブラケット底部が固定されて取付け
られるものであって、連結ブラケットとブレーキカバー
との連結は、スライド係合式になされるものであるから
、ボルト等の固定具の本数は極めて少なくてすみ、従っ
て、固定具の着脱作業の負担が著るしく軽減されると共
に、主巻、補巻ウィンチの各ブレーキ単独の点検時には
、一方のブレーキカバーのみを着脱すればよいので、作
業性が著るしく向上し、ブレーキの保守、点検作業を容
易に行なうことができる。As described above, the brake cover of the present invention is provided separately for each of the main winch brake and the auxiliary winch brake, and is connected to each other via a connecting plate, and the bottom part of the bracket is fixed. Since the connection bracket and the brake cover are connected by a sliding engagement method, the number of fixing devices such as bolts is extremely small, and therefore the work of attaching and removing the fixing devices is simplified. In addition, when inspecting the main and auxiliary winch brakes, only one brake cover needs to be attached and removed, which greatly improves work efficiency and reduces maintenance and maintenance of the brakes. Inspection work can be performed easily.
第１図は本考案の適用対象のニー例を示すクローラクレ
ーンの側面図、第２図は従来の主巻、補巻ウィンチ部を
示す平面図、第３図は第２図のＢ−Ｂ断面図、第４図は
従来の分割型ブレーキカバーの一例を示す側面図、第５
図は第４図のＣ−Ｃ断面図、第６図は第４図のＤ−Ｄ断
面図である。
第７図は本考案によるブレーキカバーの一実施例を示す
側面図、第８図は第７図のＥ−Ｅ断面図、第９図は第７
図のＦ矢視図、第１０図は第９図のＧ−Ｃ断面図である
。
２・・・・・・主巻ウィンチ、３・・・・・・補巻ウィ
ンチ、５．６・・・・・・ブレーキ、８，９・・・・・
・ブレーキカバ、８ｄ、 ９ｄ・・・・・・側板係合部
、８ｅ、９ｅ・・・・・・上板係合部、１４・・・・・
・ブラケット、１５・・・・・・ボルト、１６・・・・
・・連結プレート、１６ｃ・・・・・・側板保合部、１
６ｅ・・・・・・上板係合部、１７・・・・・・バッキ
ング。Fig. 1 is a side view of a crawler crane showing an example of the knee to which the present invention is applied, Fig. 2 is a plan view showing the conventional main hoisting and auxiliary hoisting winches, and Fig. 3 is a cross section taken along line B-B in Fig. 2. Figure 4 is a side view showing an example of a conventional split type brake cover, and Figure 5 is a side view showing an example of a conventional split type brake cover.
The figure is a sectional view taken along the line CC in FIG. 4, and FIG. 6 is a sectional view taken along the line DD in FIG. 4. FIG. 7 is a side view showing one embodiment of the brake cover according to the present invention, FIG. 8 is a sectional view taken along line E-E in FIG. 7, and FIG.
10 is a sectional view taken along the line G-C in FIG. 9. 2... Main winch, 3... Auxiliary winch, 5.6... Brake, 8, 9...
・Brake cover, 8d, 9d...Side plate engaging part, 8e, 9e...Top plate engaging part, 14...
・Bracket, 15... Bolt, 16...
...Connection plate, 16c...Side plate retaining part, 1
6e...Top plate engaging portion, 17...Backing.
Claims (1)
レーンにおいて、主巻ウィンチ用ブレーキのブレーキカ
バーと補巻ウィンチ用ブレーキのブレーキカバーをそれ
ぞれ独立に備え、かつ両ブレーキカバー間に介在させる
両側板部と上板部とよりなる略縦長矩形の連結プレート
を有し、該連結プレートの両側板部の両端には外方に曲
成された側板係合部を形成すると共に、上板部の両端に
は上方に曲成された上板保合部を形威し、前記両ブレー
キカバー相互の両側板の対向部には内方に曲成された側
板係合部を形成すると共に、上板の対向部には下方に曲
成された上板係合部を形威し、前記ブレーキカバーの側
板係合部と連結プレートの側板係合部およびブレーキカ
バーの上板係合部と連結プレートの上板保合部と両者の
間にバッキングを介装して連結プレート対してブレーキ
カバーが上方に引抜き可能となるように組合わせ、かつ
、ブレーキカバーの底部及び連結プレートの底部をクレ
ーン本体のメインフレームに設けたブラケットに固定具
により着脱可能に固定したことを特徴とするブレーキカ
バー。In a crane equipped with an independent two-shaft main hoisting winch and an auxiliary hoisting winch, the brake cover for the main hoisting winch brake and the brake cover for the auxiliary hoisting winch brake are each independently provided, and both brake covers are interposed between the two brake covers. It has a substantially vertically rectangular connecting plate consisting of a plate part and an upper plate part, and side plate engaging parts curved outward are formed at both ends of both side plate parts of the connecting plate, and side plate engaging parts of the upper plate part are formed. Upper plate retaining portions are formed at both ends of the brake cover and are curved upward, and side plate engaging portions are formed that are curved inward at opposing portions of both side plates of the brake covers. The opposing portion of the brake cover has an upper plate engaging portion curved downward, and the side plate engaging portion of the brake cover and the side plate engaging portion of the connecting plate are connected to each other, and the upper plate engaging portion of the brake cover and the connecting plate are connected to each other. A backing is interposed between the upper plate retaining part and the connecting plate so that the brake cover can be pulled upward from the connecting plate, and the bottom of the brake cover and the bottom of the connecting plate are connected to the main part of the crane body. A brake cover characterized in that it is removably fixed to a bracket provided on a frame using a fixing device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1980184211U JPS6022068Y2 (en) | 1980-12-23 | 1980-12-23 | brake cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1980184211U JPS6022068Y2 (en) | 1980-12-23 | 1980-12-23 | brake cover |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57106683U JPS57106683U (en) | 1982-07-01 |
| JPS6022068Y2 true JPS6022068Y2 (en) | 1985-07-01 |
Family
ID=29984173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1980184211U Expired JPS6022068Y2 (en) | 1980-12-23 | 1980-12-23 | brake cover |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6022068Y2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5706362B2 (en) * | 2012-03-16 | 2015-04-22 | 日立住友重機械建機クレーン株式会社 | Hoisting device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4844065A (en) * | 1971-10-08 | 1973-06-25 | ||
| JPS5227979A (en) * | 1975-07-18 | 1977-03-02 | Mitsubishi Electric Corp | Signal transmitter device |
-
1980
- 1980-12-23 JP JP1980184211U patent/JPS6022068Y2/en not_active Expired
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4844065A (en) * | 1971-10-08 | 1973-06-25 | ||
| JPS5227979A (en) * | 1975-07-18 | 1977-03-02 | Mitsubishi Electric Corp | Signal transmitter device |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57106683U (en) | 1982-07-01 |
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