JPH0536000Y2 - - Google Patents
Info
- Publication number
- JPH0536000Y2 JPH0536000Y2 JP5593086U JP5593086U JPH0536000Y2 JP H0536000 Y2 JPH0536000 Y2 JP H0536000Y2 JP 5593086 U JP5593086 U JP 5593086U JP 5593086 U JP5593086 U JP 5593086U JP H0536000 Y2 JPH0536000 Y2 JP H0536000Y2
- Authority
- JP
- Japan
- Prior art keywords
- steel
- wedge
- horizontal
- upper flange
- jack
- 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 - Lifetime
Links
- 229910000831 Steel Inorganic materials 0.000 claims description 44
- 239000010959 steel Substances 0.000 claims description 44
- 239000002184 metal Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Landscapes
- Conveying And Assembling Of Building Elements In Situ (AREA)
Description
【考案の詳細な説明】
〈産業上の利用分野〉
本考案のＨ鋼チヤツク装置はＨ鋼が軌条として
使用され、そのＨ鋼上に載置された橋桁等の重量
物を移動させる水平ジヤツキと連結され、同ジヤ
ツキの定着手段として使用される。[Detailed description of the invention] <Industrial application field> The H-steel chuck device of the present invention uses H-steel as a rail, and is used as a horizontal jack for moving heavy objects such as bridge girders placed on the H-steel. It is connected and used as a fixing means for the same jack.
〈従来の技術〉
従来の重量物移送装置における水平油圧ジヤツ
キの定着手段として使用されるチヤツク装置には
実開昭53−79730号のものがある。<Prior Art> A chuck device used as a fixing means for a horizontal hydraulic jack in a conventional heavy object transfer device is disclosed in Japanese Utility Model Application No. 53-79730.
このものを第４図に沿つて説明すれば、チヤツ
ク装置A′はＨ鋼B′の上フランジ上面に重量物移
動用の水平ジヤツキ１０と連結するベース１１を
載置し、そのベース１１における左右両側には上
フランジ下方に延びる擺動自在な挾持体１２，１
２を設け、その挾持体１２，１２を油圧ジヤツキ
１３の作用によつて閉動させることにより、Ｈ鋼
Ｂの上フランジb1と下フランジb2とに渉つて固着
したリブ１４に上記挾持体１２，１２が当接して
水平ジヤツキ１０の反力を受け止め、水平ジヤツ
キ１０の定着保持が行なわれる。 To explain this according to FIG. 4, the chuck device A' has a base 11 connected to a horizontal jack 10 for moving heavy objects mounted on the upper surface of the upper flange of H steel B', and On both sides, there are slidable clamping bodies 12, 1 extending below the upper flange.
2, and by closing the clamping bodies 12, 12 by the action of the hydraulic jack 13, the clamping bodies are attached to the ribs 14 fixed across the upper flange b1 and the lower flange b2 of the H steel B. 12, 12 come into contact with each other and receive the reaction force of the horizontal jack 10, thereby fixing and holding the horizontal jack 10.
しかし、このものは水平ジヤツキ１０を定着保
持して反力を受ける個所は擺動する挾持体１２，
１２がＨ鋼Ｂに固着されたリブ１４に当接する位
置でしか行なえないといつた不具合がある。 However, in this case, the horizontal jack 10 is fixedly held and the part receiving the reaction force is a sliding clamp 12,
There is a problem in that it can only be performed at a position where the rib 12 is in contact with the rib 14 fixed to the H steel B.
又、Ｈ鋼Ｂの左右両側に適宜間隔でリブ１４を
取り付ける必要があるために取付作業が必要とな
るばかりかコストアツプにつながる問題もあつ
た。 Furthermore, since it is necessary to attach the ribs 14 at appropriate intervals on both the left and right sides of the H steel B, there is a problem in that not only does the attachment work become necessary, but it also leads to an increase in costs.
〈考案が解決しようとする問題点〉
本考案が解決しようとする問題点はＨ鋼両側面
にリブを取り付ける必要なく、水平ジヤツキの反
力を受けてＨ鋼上面のどの位置にもベースを定着
することができるようにすることにある。<Problem to be solved by the invention> The problem to be solved by the invention is that there is no need to attach ribs to both sides of the H steel, and the base can be fixed at any position on the top surface of the H steel by receiving the reaction force of the horizontal jack. The goal is to make it possible.
〈問題点を解決するための手段〉
上記、問題点を解決するために講じる技術的手
段はＨ鋼の上フランジ上面に載置されて重量物移
動用の水平ジヤツキと連結されるベースを具備
し、このベースにおけるＨ鋼上フランジの長手方
向左右両側より下方へ延びる一対の挾持部を設
け、該挾持部にはＨ鋼上フランジ下面に間隔をあ
けて対面し、Ｈ鋼ウエブ側へ延びる水平辺部を
夫々形成すると共に、これら水平辺部に夫々前記
水平ジヤツキの反力作用方向へ下向きに傾斜する
傾斜面を有した固定クサビと、この固定クサビの
上側に位置し固定クサビの傾斜面に係合する傾斜
面を有した可動クサビとを設け、該可動クサビに
進退動作用の油圧ジヤツキを連結したことにあ
る。<Means for solving the problems> The technical measures taken to solve the above problems include a base that is placed on the upper surface of the upper flange of the H steel and connected to a horizontal jack for moving heavy objects. , a pair of clamping parts extending downward from the left and right sides in the longitudinal direction of the H steel upper flange on this base are provided, and the clamping parts have a horizontal side that faces the lower surface of the H steel upper flange at a distance and extends toward the H steel web side. a fixed wedge having an inclined surface inclined downward in the direction in which the reaction force of the horizontal jack is applied on each of the horizontal sides thereof, and a fixed wedge located above the fixed wedge and engaged with the inclined surface of the fixed wedge. A movable wedge having matching inclined surfaces is provided, and a hydraulic jack for forward and backward movement is connected to the movable wedge.
〈作用〉
本考案の作用は可動クサビと固定クサビとが互
いに傾斜面で係合していることにより、可動クサ
ビに連結した油圧ジヤツキの進退動作に伴なつ
て、可動クサビは上下動する。<Operation> The operation of the present invention is that the movable wedge and the fixed wedge are engaged with each other on an inclined surface, so that the movable wedge moves up and down as the hydraulic jack connected to the movable wedge moves forward and backward.
可動クサビが上昇してＨ鋼の上フランジ下面に
当接した状態で水平ジヤツキを作動させてＨ鋼上
の重量物を押動し、その水平ジヤツキの反力がベ
ースに作用すると該ベースに固定された固定クサ
ビが反力作用方向に移動し、それによつて可動ク
サビが更に上方へ押し上げられて、その可動クサ
ビでＨ鋼の上フランジを押圧してＨ鋼の上フラン
ジをベースとの間に挾持する。また油圧ジヤツキ
を後退させることにより一緒に可動クサビも後退
してチヤツクが解放され、Ｈ鋼の上フランジ上面
に載置されたベースが移動可能となる。 With the movable wedge rising and in contact with the lower surface of the upper flange of the H steel, operate the horizontal jack to push the heavy object on the H steel, and when the reaction force of the horizontal jack acts on the base, it will be fixed to the base. The fixed wedge moves in the direction of the reaction force, which pushes the movable wedge further upward, and the movable wedge presses the upper flange of the H steel, separating the upper flange of the H steel from the base. to hold. Further, by retracting the hydraulic jack, the movable wedge is also retracted and the chuck is released, allowing the base placed on the upper surface of the upper flange of the H steel to move.
〈実施例〉 本考案の実施例を図面に基づいて説明する。<Example> Embodiments of the present invention will be described based on the drawings.
図中Ａはチヤツク装置、ＢはＨ鋼を夫々示し、
上記Ｈ鋼Ｂは長尺状のＨ型鋼により形成されたレ
ールである。 In the figure, A indicates the chuck device, B indicates the H steel,
The above-mentioned H steel B is a rail formed of a long H-shaped steel.
チヤツク装置Ａは、上記Ｈ鋼Ｂ上に直交して載
置された橋桁等の重量物を押動する水平ジヤツキ
Ｃの基端側に連結されるもので、ベース１と、挾
持部２と、固定クサビ３と、可動クサビ４と、油
圧ジヤツキ５とから構成されている。 The chuck device A is connected to the base end side of a horizontal jack C that pushes a heavy object such as a bridge girder placed perpendicularly on the H steel B, and includes a base 1, a clamping portion 2, It is composed of a fixed wedge 3, a movable wedge 4, and a hydraulic jack 5.
ベース１は金属平板を用いてＨ鋼Ｂの上フラン
ジb1と同幅の平面矩形状に形成し、その一側端上
面に水平ジヤツキＣの基端を連結する取付板６が
垂直に起立固着され、そのベース１におけるＨ鋼
上フランジの長手方向左右両側には下方へ延びる
挾持体２，２′を設ける。 The base 1 is formed using a flat metal plate into a planar rectangular shape with the same width as the upper flange b 1 of the H steel B, and a mounting plate 6 that connects the base end of the horizontal jack C is vertically fixed to the upper surface of one side end. On the left and right sides in the longitudinal direction of the H steel upper flange of the base 1, clamping bodies 2, 2' extending downward are provided.
挾持体２，２′は、金属材を用いて断面コ字形
状に形成し、その上側の水平辺部２ａ，２a′を対
向させてベース１の上面両側にボルト７で固着垂
下して下側の水平辺部２ｂ，２b′をＨ鋼Ｂの上フ
ランジB1下面と間隔をおいて対面し、且つＨ鋼
ウエブb3側へ向けて突出するように配置し、その
下側の水平辺部２ｂ，２b′上面には固定クサビ３
を設ける。 The clamping bodies 2, 2' are formed of a metal material and have a U-shaped cross section, and are secured to both sides of the upper surface of the base 1 with bolts 7, with their upper horizontal sides 2a, 2a' facing each other, and hang downwardly. The horizontal sides 2b, 2b' of the H-steel B are arranged so as to face the lower surface of the upper flange B1 at a distance and protrude toward the H-steel web B3 side, and the lower horizontal sides thereof A fixed wedge 3 is attached to the upper surface of 2b, 2b'.
will be established.
固定クサビ３は、金属等で傾斜面３ａを有した
正面略直角三角形に形成し、その傾斜面３ａが水
平ジヤツキの反力作用方法へ向つて下向きに傾斜
するように上記挾持部２，２′の下側の水平辺部
２ｂ，２b′上面にボルト８で固着すると共に、そ
の傾斜面３ａの上面には可動クサビ４をスライド
自在に係合する。 The fixing wedge 3 is made of metal or the like and is formed into a substantially right-angled triangular shape when viewed from the front with an inclined surface 3a. It is fixed to the upper surface of the lower horizontal side portions 2b, 2b' with bolts 8, and a movable wedge 4 is slidably engaged with the upper surface of the inclined surface 3a.
可動クサビ４は金属等で傾斜面４ａを有した正
面略直角三角形に形成し、その可動クサビ４を先
細部が上フランジb1の下面と固定クサビ３上面と
で区画形成される三角形状の隙間に嵌合配置する
と共に、可動クサビ４の後端垂直面に油圧ジヤツ
キ５が連結される。 The movable wedge 4 is made of metal or the like and is formed into a substantially right triangular shape when viewed from the front with an inclined surface 4a . At the same time, a hydraulic jack 5 is connected to the rear end vertical surface of the movable wedge 4.
油圧ジヤツキ５は上記可動クサビ４を進退動さ
せるもので挾持部２，２′の下側の水平辺部２ｂ，
２b′上面における固定クサビ３の後方所望下向き
傾斜面３ａの前方位置にボルト９で固定されてい
る。 The hydraulic jack 5 moves the movable wedge 4 forward and backward, and the horizontal side portion 2b on the lower side of the clamping portions 2, 2'.
It is fixed with a bolt 9 at a position in front of the rear desired downwardly inclined surface 3a of the fixing wedge 3 on the upper surface of 2b'.
また、上記油圧ジヤツキ５の取付け位置は、上
記油圧ジヤツキ５の作動でロツド５ａが伸長する
ことによつて上記可動クサビ４を固定クサビ３と
上フランジb1との間隙に押し込むことができる位
置とする。 The mounting position of the hydraulic jack 5 is such that the movable wedge 4 can be pushed into the gap between the fixed wedge 3 and the upper flange b1 by extending the rod 5a by the operation of the hydraulic jack 5. do.
従つて、油圧ジヤツキ５を作動することにより
ロツド５ａの進行動作に伴つて、可動クサビ４は
固定クサビ３の傾斜面３ａ上をスライドしながら
上昇して上フランジb1下面に当接する。そして、
その状態のもとで水平ジヤツキを作動することに
より、該水平ジヤツキの反力でベース１と一体の
固定クサビ３が反力作用方向へ移動し、それによ
つて可動クサビ４が更に上方へ押し上げられてＨ
鋼Ｂの上フランジb1を押圧し、上フランジb1をベ
ース１との間に挾持してベース１がＨ鋼Ｂに定着
される。 Therefore, as the rod 5a advances by operating the hydraulic jack 5, the movable wedge 4 rises while sliding on the inclined surface 3a of the fixed wedge 3 and comes into contact with the lower surface of the upper flange b1 . and,
By operating the horizontal jack in this state, the fixed wedge 3, which is integral with the base 1, moves in the direction of the reaction force due to the reaction force of the horizontal jack, thereby pushing the movable wedge 4 further upward. TeH
The base 1 is fixed to the H steel B by pressing the upper flange b 1 of the steel B and sandwiching the upper flange b 1 between the base 1 and the base 1.
即ち、可動クサビ４に連結する油圧ジヤツキ５
はチヤツク時において可動クサビ４を若干動か
し、チヤツキングの切つ掛けを作るもので、Ｈ鋼
Ｂに対するチヤツキング力は水平ジヤツキの反力
によつて生じさせるものである。 That is, the hydraulic jack 5 connected to the movable wedge 4
When chucking, the movable wedge 4 is slightly moved to create a chucking hook, and the chucking force on the H steel B is generated by the reaction force of the horizontal jacking.
また油圧ジヤツキ５のロツド５ａを後退させる
ことにより可動クサビも一緒に後退して上フラン
ジb1下面より離反し、チヤツクが解放されてＨ鋼
Ｂの上面に載置されたベース１が移動可能となる
ものである。 Furthermore, by retracting the rod 5a of the hydraulic jack 5, the movable wedge is also retracted and separated from the lower surface of the upper flange B1 , the chuck is released, and the base 1 placed on the upper surface of the H steel B can be moved. It is what it is.
〈効果〉
本考案のＨ鋼チヤツク装置はＨ鋼の上フランジ
上面に載置され重量物移動用の水平ジヤツキと連
結されるベースの左右両側に挾持部を設け、その
挾持部の水平辺部に水平ジヤツキの反力作用方向
へ向つて下向きに傾斜する傾斜面を有した固定ク
サビと、その固定クサビの上側に位置し固定クサ
ビの傾斜面に係合する傾斜面を有した可動クサビ
とを設け、該可動クサビに進退動作用の油圧ジヤ
ツキを連結したので、油圧ジヤツキの進退動作に
伴つて可動クサビが上昇してＨ鋼の上フランジ下
面と当接し、またその可動クサビがフランジ下面
と当接した状態で水平ジヤツキを作動させること
によりベースに作用する反力で更に上方へ押し上
げられ、可動クサビとベースでＨ鋼の上フランジ
を挾着してベースが定着されるから、ベースをＨ
鋼上面のどの位置にも確実に定着することが可能
となり機能的に優れたＨ鋼チヤツク装置が提供で
きる。しかも、そのチヤツキング力は水平ジヤツ
キの作動で生じる反力を受けて増大するため、重
量物移動装置における水平ジヤツキの定着手段と
して非常に有益である。又、本装置は軌条となる
Ｈ鋼にリブを必要としないため通常のＨ鋼が使用
でき非常に便利である。<Effects> The H-steel chuck device of the present invention has clamping parts on both left and right sides of the base which is placed on the top surface of the upper flange of the H-steel and is connected to a horizontal jack for moving heavy objects, and the horizontal side of the clamping part is A fixed wedge having an inclined surface that slopes downward in the direction in which the reaction force of the horizontal jack acts, and a movable wedge having an inclined surface that is located above the fixed wedge and engages with the inclined surface of the fixed wedge are provided. , Since a hydraulic jack for forward and backward movement is connected to the movable wedge, the movable wedge rises as the hydraulic jack moves forward and backward and comes into contact with the lower surface of the upper flange of the H steel, and the movable wedge also comes into contact with the lower surface of the flange. When the horizontal jack is operated in the state that
It is possible to provide a functionally excellent H steel chuck device that can be reliably fixed at any position on the upper surface of the steel. Furthermore, since the chuck force increases in response to the reaction force generated by the operation of the horizontal jack, it is very useful as a means for fixing a horizontal jack in a heavy object moving device. In addition, this device does not require ribs on the H steel that serves as the rail, so ordinary H steel can be used, which is very convenient.
図面は本考案Ｈ鋼チヤツク装置の実施例を示
し、第１図は一部切欠して示す正面図、第２図は
同一部切欠して示す平面図、第３図は同一部切欠
側面図、第４図は従来構造を示す斜視図である。
尚、図中、Ａ……チヤツク装置、Ｂ……Ｈ鋼、
b1……上フランジ、１……ベース、２……挾持
部、３……固定クサビ、４……可動クサビ、５…
…油圧ジヤツキ、２ｂ……水平辺部、３ａ，４ａ
……傾斜面。
The drawings show an embodiment of the H-steel chuck device of the present invention, in which FIG. 1 is a partially cutaway front view, FIG. 2 is a partially cutaway plan view, and FIG. 3 is a partially cutaway side view. FIG. 4 is a perspective view showing a conventional structure. In addition, in the figure, A...chuck device, B...H steel,
b 1 ... Upper flange, 1... Base, 2... Clamping part, 3... Fixed wedge, 4... Movable wedge, 5...
...Hydraulic jack, 2b...Horizontal side part, 3a, 4a
...Slope surface.
Claims (1)
用の水平ジヤツキと連結されるベースを具備し、
このベースにおけるＨ鋼上フランジの長手方向左
右両側より下方へ延びる一対の挾持部を設け、該
挾持部にはＨ鋼上フランジ下面に間隔をおいて対
面し、Ｈ鋼ウエブ側へ延びる水平辺部を夫々形成
すると共に、これら水平辺部に夫々前記水平ジヤ
ツキの反力作用方向へ向つて下向きに傾斜する傾
斜面を有した固定クサビと、この固定クサビの上
側に位置し固定クサビの傾斜面に係合する傾斜面
を有した可動クサビとを設け、該可動クサビに進
退動作用の油圧ジヤツキを連結したＨ鋼チヤツク
装置。 Equipped with a base that is placed on the upper surface of the upper flange of H steel and connected to a horizontal jack for moving heavy objects,
A pair of clamping parts extending downward from the left and right sides in the longitudinal direction of the H steel upper flange on this base are provided, and the clamping parts have horizontal sides facing the lower surface of the H steel upper flange at a distance and extending toward the H steel web side. and a fixed wedge having an inclined surface inclined downwardly toward the reaction force acting direction of the horizontal jack on each of these horizontal sides, and a fixed wedge located above the fixed wedge and having an inclined surface of the fixed wedge. An H-steel chuck device comprising a movable wedge having an engaging inclined surface, and a hydraulic jack for forward and backward movement connected to the movable wedge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5593086U JPH0536000Y2 (en) | 1986-04-14 | 1986-04-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5593086U JPH0536000Y2 (en) | 1986-04-14 | 1986-04-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62168100U JPS62168100U (en) | 1987-10-24 |
| JPH0536000Y2 true JPH0536000Y2 (en) | 1993-09-10 |
Family
ID=30884285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5593086U Expired - Lifetime JPH0536000Y2 (en) | 1986-04-14 | 1986-04-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0536000Y2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4579118B2 (en) * | 2005-09-29 | 2010-11-10 | 間瀬建設株式会社 | Heavy structure moving device |
| JP2007137537A (en) * | 2005-11-15 | 2007-06-07 | Mitsubishi Heavy Industries Bridge & Steel Structures Engineering Co Ltd | Locking mechanism in heavy article conveying device |
-
1986
- 1986-04-14 JP JP5593086U patent/JPH0536000Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62168100U (en) | 1987-10-24 |
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| JPH0423915Y2 (en) |