POST-INSTALLED ANCHOR AND INSTALLATION STRUCTURE THEREOF
To provide a post-installed anchor that has a high anchorage force to prevent the anchor from being removed from concrete and can be easily removed when unnecessary.SOLUTION: A post-installed anchor 1 has: an inner member 2 having a taper portion 22 whose diameter increases gradually toward a front...
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Main Authors | , , |
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Format | Patent |
Language | English Japanese |
Published |
17.09.2020
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Subjects | |
Online Access | Get full text |
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Summary: | To provide a post-installed anchor that has a high anchorage force to prevent the anchor from being removed from concrete and can be easily removed when unnecessary.SOLUTION: A post-installed anchor 1 has: an inner member 2 having a taper portion 22 whose diameter increases gradually toward a front end on a front end side of a base 21; and a sleeve 3 having an extension piece 33 to be extended by entering of the taper portion 22 on a front side. A female screw hole 24 opening at a rear end surface 23 is provided on the inner member 2. A fitting bolt 4 can be screwed into the female screw hole 24. A spacer 5 extending in an axial direction is slidably inserted in an insertion hole 26 opening at a front end surface 25 of the inner member 2, and partially protrudes from the insertion hole 26 to the front end side.SELECTED DRAWING: Figure 3
【課題】高い定着力を有し、コンクリートからの抜け出しを防止することができると共に、不要時に容易に撤去することができるあと施工アンカーを提供する。【解決手段】基部21の先端側に先端に向かって漸次拡径するテーパ部22が設けられているインナー部材2と、先端側にテーパ部22の入り込みで拡張する拡張片33が設けられているスリーブ3を備え、インナー部材2に後端面23で開口する雌ねじ穴24が設けられ、雌ねじ穴24に取付ボルト4を螺合可能であると共に、インナー部材2の先端面25で開口する挿入穴26に軸方向に延びるスペーサー5がスライド可能に挿入され、その一部が挿入穴26から先端側に突出して設けられているあと施工アンカー1。【選択図】図3 |
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Bibliography: | Application Number: JP20190047549 |