JPH0320442Y2 - - Google Patents
Info
- Publication number
- JPH0320442Y2 JPH0320442Y2 JP5537386U JP5537386U JPH0320442Y2 JP H0320442 Y2 JPH0320442 Y2 JP H0320442Y2 JP 5537386 U JP5537386 U JP 5537386U JP 5537386 U JP5537386 U JP 5537386U JP H0320442 Y2 JPH0320442 Y2 JP H0320442Y2
- Authority
- JP
- Japan
- Prior art keywords
- pressure
- plate
- base
- jack
- base 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
Links
- 230000006378 damage Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
- 210000000707 wrist Anatomy 0.000 description 1
Landscapes
- Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
Description
【考案の詳細な説明】
〔産業上の利用分野〕
本考案は、建築現場において仮設足場を支持す
るために用いられるジヤツキベースのベース板の
歪曲を矯正する装置に関する。[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to a device for correcting distortion of a base plate of a jack base used for supporting temporary scaffolding at a construction site.
たとえば鉄筋コンクリート造の建物の建築で枠
組される仮設の作業足場の最下部には、該足場の
高さを微調整するために第３図に示すようなジヤ
ツキベースａが使用されている。このジヤツキベ
ースａは、全長にわたつて雄ネジｃが刻設された
軸部ｂと、該軸部ｂの下端に一体的に溶接された
ベース板ｄよりなり、軸部ｂと螺合する雌ネジｅ
をハンドルｆにて回転させることにより、軸部ｂ
に外挿される枠組用のパイプｇの高さを任意に調
節するものである。
For example, a jack base a as shown in FIG. 3 is used at the bottom of a temporary work scaffold framed in the construction of a reinforced concrete building in order to finely adjust the height of the scaffold. This jack base a consists of a shaft part b with a male thread c carved along its entire length, and a base plate d integrally welded to the lower end of the shaft part b, with a female thread screwed into the shaft part b. e
By rotating with the handle f, the shaft part b
The height of the frame pipe g extrapolated to the frame can be arbitrarily adjusted.
ところで、上記したジヤツキベースａは使用中
大きな荷重を受けるため、ことにそのベース板ｄ
が変形してしまうことが少なくない。このような
ジヤツキベースａを再使用するには歪曲したベー
ス板ｄを矯正する必要があるが、従来からの方法
では、作業台上で歪曲箇所をハンマで叩くなどし
て矯正を行なつている。 By the way, since the above-mentioned jack base a receives a large load during use, its base plate d
is often deformed. In order to reuse such a jack base a, it is necessary to straighten the distorted base plate d, but in the conventional method, this is done by hitting the distorted part with a hammer on a workbench.
しかし、上記従来のベース板矯正作業は非能率
的であるばかりでなく、叶打によつて歪曲を矯正
するためベース板が損傷したり、ベース板と軸部
の溶接部に剥離が生じ易く、作業中の騒音も非常
に大きい等の問題があり、また、このような矯正
作業を連日行なうと、作業員の手首、腕、肩など
に障害を生ずる虞れもあつた。
However, the above-mentioned conventional base plate straightening work is not only inefficient, but also tends to damage the base plate and cause peeling at the welded part between the base plate and the shaft because the distortion is corrected by hammering. There were problems such as extremely loud noise during the work, and there was also the risk of injury to the wrists, arms, shoulders, etc. of the workers if such correction work was performed every day.
本考案は、上記した事情のもとに、ジヤツキベ
ースのベース板の歪曲を簡易迅速にかつ確実に行
ない得る矯正装置を提供せんとするものである。 In view of the above-mentioned circumstances, the present invention aims to provide a straightening device that can easily, quickly and reliably deform the base plate of a jack base.
すなわち、上記問題を解決する本考案のジヤツ
キベースのベース板矯正装置は、基台上に、外部
圧力源に連なる油圧シリンダを固設するとともに
該シリンダ内の圧力によつて進退する加圧板を備
える一方、同基台上に、ジヤツキベースの軸部の
支持手段を有する受圧板を前記加圧板と対向せし
めて固設した構造としたものである。
That is, the jack-based base plate straightening device of the present invention, which solves the above problems, has a hydraulic cylinder connected to an external pressure source fixed on the base, and a pressure plate that moves forward and backward depending on the pressure inside the cylinder. , a pressure receiving plate having support means for the shaft portion of the jack base is fixedly mounted on the base so as to face the pressure plate.
上記矯正装置は、ジヤツキベースの軸部を受圧
板の支持手段にて支持するとともに、歪曲を矯正
せんとする該ジヤツキベースのベース板を受圧板
と加圧板の間に位置せしめ、しかる後、外部圧力
源から油圧シリンダ内への圧力導入によつて加圧
板を受圧板へ向けて作動させ、該両板の間で前記
ベース板を挾圧することによつてその歪曲を除去
する。
The above-mentioned straightening device supports the shaft portion of the jack base by the support means of the pressure receiving plate, and positions the base plate of the jack base whose distortion is to be corrected between the pressure receiving plate and the pressure plate, and then removes the pressure from an external pressure source. By introducing pressure into the hydraulic cylinder, the pressure plate is actuated toward the pressure receiving plate, and the base plate is clamped between the two plates to remove its distortion.
以下、本考案の好適一実施例を第１図および第
２図にもとづいて説明する。
A preferred embodiment of the present invention will be described below with reference to FIGS. 1 and 2.
両図において、２は圧力導入管６を介して外部
圧力源である油圧ポンプ７に接続された油圧シリ
ンダで、その後端を支承する平面形状略Ｅ字形の
固定板３および固定補助板４，５を介して基台１
上に固定されており、８は該油圧シリンダ２内の
圧力によつて水平方向に往復作動するピストンロ
ツド９の先端に固着され該ロツド９とともに作動
する加圧板である。１０は基台１上に立設固定さ
れて加圧板８と対向してなる平面形状略コ字形の
受圧板で、その加圧板８との対向面には上下方向
に延びる１対の圧接部１１，１１が突設され、ま
た、該両圧接部１１，１１間に相当する部位には
支持手段としてのＵ字形の切欠１２が形成されて
いる。１３はこの受圧板１０の後方に位置して基
台１上に立設固定された支持板で、その上部中央
には下端が前記切欠１２の下端と同じ高さ位置に
なるＵ字形の切欠１４が形成されている。 In both figures, 2 is a hydraulic cylinder connected to a hydraulic pump 7, which is an external pressure source, through a pressure introduction pipe 6, and a fixed plate 3 and fixed auxiliary plates 4, 5 each having a substantially E-shaped planar shape supporting the rear end thereof. through the base 1
A pressure plate 8 is fixed to the tip of a piston rod 9 that reciprocates in the horizontal direction by the pressure within the hydraulic cylinder 2, and operates together with the piston rod 9. Reference numeral 10 denotes a pressure-receiving plate having a substantially U-shape in plan and fixed upright on the base 1 and facing the pressure plate 8. On the surface facing the pressure plate 8, there is a pair of press-contact parts 11 extending in the vertical direction. , 11 are provided in a protruding manner, and a U-shaped notch 12 is formed as a support means at a portion corresponding to the two press-contact parts 11, 11. Reference numeral 13 denotes a support plate which is located behind the pressure receiving plate 10 and is erected and fixed on the base 1, and at the center of the upper part there is a U-shaped notch 14 whose lower end is at the same height as the lower end of the notch 12. is formed.
本実施例の矯正装置は上記構成になり、その使
用法としては、ジヤツキベースａの歪曲変形した
ベース板ｄを受圧板１０の圧接部１１，１１と加
圧板８の間に位置させるとともに軸部ｂを受圧板
１０の切欠１２と支持板１３の切欠１４に架け渡
すように支持した後、油圧ポンプ７によつて油圧
シリンダ２内を加圧する。これに伴なつて加圧板
８は受圧板１０の圧接部１１，１１へ向けて進出
作動し、ベース板ｄはこれら加圧板８と圧接部１
１，１１によつて強大な荷重で挾圧され、歪曲が
矯正される。矯正完了後は油圧シリンダ２によつ
て加圧板８を後退復帰させ、ジヤツキベースａを
取り出す。 The orthodontic device of this embodiment has the above-mentioned configuration, and its usage is as follows: the distorted base plate d of the jack base a is positioned between the pressure contact portions 11, 11 of the pressure receiving plate 10 and the pressure plate 8, and the shaft portion b is supported across the notch 12 of the pressure receiving plate 10 and the notch 14 of the support plate 13, and then the inside of the hydraulic cylinder 2 is pressurized by the hydraulic pump 7. Along with this, the pressure plate 8 moves forward toward the pressure contact parts 11, 11 of the pressure receiving plate 10, and the base plate d moves between these pressure plates 8 and the pressure contact parts 1.
1 and 11 with a huge load, and the distortion is corrected. After the correction is completed, the pressure plate 8 is moved back and returned to its original position by the hydraulic cylinder 2, and the jack base a is taken out.
以上説明したように、本考案矯正装置は、油圧
を利用したプレス機構によつてジヤツキベースの
ベース板の歪曲部を矯正するもので、簡単な操作
で迅速に矯正作業を行なうことができるため、作
業能率が飛躍的に向上し、作業によつてジヤツキ
ベースが損傷を被ることもなく、騒音問題も解消
され、加えて、作業員の身体に障害を来たすとい
つた危険性を回避することができ、その実用的効
果はきわめて大なるものである。
As explained above, the straightening device of the present invention uses a press mechanism that uses hydraulic pressure to straighten the distorted portion of the base plate of the jack base, and can perform straightening work quickly with simple operations. Efficiency has been dramatically improved, the jack base will not be damaged during work, the noise problem has been resolved, and in addition, the danger of causing physical injury to workers can be avoided. Its practical effects are extremely large.
第１図は本考案の一実施例を示す斜視図、第２
図は同じく平面図、第３図はジヤツキベースの斜
視図である。
１……基台、２……油圧シリンダ、７……油圧
ポンプ、８……加圧板、９……ピストンロツド、
１０……受圧板、１１……圧接部、１２，１４…
…切欠、１３……支持板、ａ……ジヤツキベー
ス、ｂ……軸部、ｄ……ベース板。
Fig. 1 is a perspective view showing one embodiment of the present invention;
The figure is also a plan view, and FIG. 3 is a perspective view of the jack base. 1... Base, 2... Hydraulic cylinder, 7... Hydraulic pump, 8... Pressure plate, 9... Piston rod,
10... Pressure receiving plate, 11... Pressure contact portion, 12, 14...
...notch, 13... support plate, a... jack base, b... shaft portion, d... base plate.
Claims (1)
固設するとともに該シリンダ内の圧力によつて進
退する加圧板を備える一方、同基台上に、ジヤツ
キベースの軸部の支持手段を有する受圧板を前記
加圧板と対向せしめて固設してなることを特徴と
するジヤツキベースのベース板矯正装置。 A hydraulic cylinder connected to an external pressure source is fixedly installed on the base, and a pressure plate is provided that moves forward and backward depending on the pressure within the cylinder. On the same base, a pressure receiving plate is provided that has means for supporting the shaft of the jack base. A jack-based base plate straightening device, characterized in that a jack-based base plate straightening device is configured such that: is fixedly installed facing the pressure plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5537386U JPH0320442Y2 (en) | 1986-04-15 | 1986-04-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5537386U JPH0320442Y2 (en) | 1986-04-15 | 1986-04-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62166954U JPS62166954U (en) | 1987-10-23 |
| JPH0320442Y2 true JPH0320442Y2 (en) | 1991-05-01 |
Family
ID=30883216
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5537386U Expired JPH0320442Y2 (en) | 1986-04-15 | 1986-04-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0320442Y2 (en) |
-
1986
- 1986-04-15 JP JP5537386U patent/JPH0320442Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS62166954U (en) | 1987-10-23 |
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