JPH044118U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案を構成するモルタルスリーブ第
２図は本考案を構成する径違いカプラーを示し、
第３図は本考案の結合構造を示す。第４図は従来
のモルタルスリーブを示し、第５図はモルタルス
リーブをＰＣ部材にて埋設して使用する態様を示
す。図面における記号は以下の通りである。 １……モルタルスリーブ本体、２−ａ，２−ｂ
……開口、３……注入口、４……抜気口、５……
保持筒、６……突起、７……径違いカプラー、８
……大径部、９……小径部、１０……異形鉄筋、
１１……ＰＣ部材、１２……部材端面、１３……
部材主鉄筋、１４……導孔。 Fig. 1 shows a mortar sleeve that constitutes the present invention; Fig. 2 shows a reducing coupler that constitutes the present invention;
FIG. 3 shows the coupling structure of the present invention. FIG. 4 shows a conventional mortar sleeve, and FIG. 5 shows a mode in which the mortar sleeve is embedded in a PC member and used. The symbols in the drawings are as follows. 1... Mortar sleeve body, 2-a, 2-b
...Opening, 3...Inlet, 4...Air vent, 5...
Holding tube, 6...Protrusion, 7...Reducing diameter coupler, 8
...Large diameter part, 9...Small diameter part, 10...Deformed reinforcing bar,
11... PC member, 12... member end surface, 13...
Member main reinforcing bar, 14... Leading hole.

Claims (1)

【実用新案登録請求の範囲】 (イ) モルタルスリーブ本体の一端に、同本体に
連通する透孔を有する保持筒を同本体と一体かつ
同軸に設けたモルタルスリーブ と (ロ) 大径部と小径部とが一体かつ同軸に結合し
てなる薄肉金属製の筒体である径違いカプラー
と (ハ) 上記モルタルスリーブおよび径違いカプラ
ー小径部に遊挿できる異形鉄筋 とよりなり、 上記径違いカプラーの大径部に上記保持筒が嵌
挿され、上記異形鉄筋が径違いのカプラーの小径
部を通つてモルタルスリーブ本体の長手方向ほぼ
中央に達するまで挿入されていて上記カプラーの
大径部が保持筒表面に、小径部が異形鉄筋表面に
、共に圧着により密着してなるモルタルスリーブ
と異形鉄筋との結合構造。[Scope of Claim for Utility Model Registration] (a) A mortar sleeve in which a retaining tube having a through hole communicating with the mortar sleeve body is provided at one end of the body and coaxially with the body, and (b) A large diameter portion and a small diameter portion. A reducing coupler is a thin-walled metal cylinder that is integrally and coaxially connected to the
and (c) a deformed reinforcing bar that can be loosely inserted into the mortar sleeve and the small diameter part of the reducing coupler, the retaining cylinder being fitted into the large diameter part of the reducing coupler, and the deformed reinforcing bar being able to fit loosely into the small diameter part of the reducing coupler. A mortar sleeve and an irregular shape, in which the large diameter part of the coupler is inserted into the longitudinal direction of the mortar sleeve body until it reaches almost the center in the longitudinal direction of the mortar sleeve body, and the large diameter part of the coupler is in close contact with the surface of the retaining cylinder, and the small diameter part is tightly attached to the surface of the irregular reinforcing bar by crimping. Joint structure with reinforcing bars.