JPS611787U - backfilling jig - Google Patents

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図ないし第３図は本考案に係る埋め戻し治具の一実
施例を示すもので、第１図は配管にとりつけた際の斜視
図、第２図は第１図の埋め戻し治具の■一■線矢視断面
図、第３図は第１図の■一■線矢視図、第４図は配管に
取付けて埋め戻しを行なう状態を示す縦断面図、第５図
は、奥広がりの細溝を有する治具を示す一部縦断面図、
第６図は、補助治具として用いた場合の縦断面図、第７
図ａ， ｂは従来の埋め戻し治具の説明図で、第７図ａ
は床等と配管との間のリング状間隙を閉塞して取付けた
状態を示す縦断面図、第７図ｂは第１図ａの■一■線矢
視図である。 １・・・埋め戻し治具、１ａ・・・孔、２・・・配管、
３・・・床、５・・・間隙、５ａ・・・一方の開孔部、
５ｂ・・・他方の開口部、１１・・・埋め戻し治具、１
２・・・円形孔部、１３・・・環状部、１３ａ・・・上
面、１３ｂ・・・内周面、１４・・・細溝、１５・・・
０リング状パッキン、１５ａ・・・切断面、１６・・・
分離部、１７・・・ベルベットファスナ（連結部材）。Figures 1 to 3 show an embodiment of the backfilling jig according to the present invention. Figure 1 is a perspective view of the backfilling jig when it is attached to piping, and Figure 2 is the backfilling jig shown in Figure 1. 3 is a sectional view taken along the line 1 and 2 of FIG. A partial longitudinal cross-sectional view showing a jig having a narrow groove extending deep,
Fig. 6 is a vertical cross-sectional view when used as an auxiliary jig, Fig. 7
Figures a and b are explanatory diagrams of the conventional backfilling jig, and Figure 7 a
7 is a longitudinal cross-sectional view showing a state in which the ring-shaped gap between the floor etc. and the pipe is closed and installed, and FIG. 7b is a view taken along the line 1-2 in FIG. 1a. 1... Backfilling jig, 1a... Hole, 2... Piping,
3... Floor, 5... Gap, 5a... One opening,
5b...Other opening, 11...Backfilling jig, 1
2... Circular hole part, 13... Annular part, 13a... Upper surface, 13b... Inner peripheral surface, 14... Thin groove, 15...
O-ring packing, 15a...cut surface, 16...
Separation part, 17... velvet fastener (connecting member).

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 壁、床等に設けた貫通孔を通して配設された配管外周面
と該貫通孔内壁とのなす間隙の一方の開口部を閉塞する
治具であって、上記配管の外周とほぼ同じ径の円形孔部
およびこの孔部をとり巻く環状部が設けられ、上記円形
孔部が形成する環状蔀内周面の中間には、内周面に沿っ
て細溝が設けられ、この細溝には、該溝の深さより大な
る径の０リング状パッキンが固定され、環状部にはこれ
をＯリング状パッキンとともに切断する分離部が設けら
れ、この分離部の相対する面には着脱自在な連結部材が
設けられてなる埋め戻し治具。A jig that closes one opening of the gap between the outer circumferential surface of a pipe installed through a through-hole provided in a wall, floor, etc. and the inner wall of the through-hole, and is circular with approximately the same diameter as the outer circumference of the pipe. A hole and an annular portion surrounding the hole are provided, and a narrow groove is provided along the inner peripheral surface in the middle of the inner peripheral surface of the annular lip formed by the circular hole. An O-ring-shaped packing having a diameter larger than the depth of the groove is fixed, a separation part is provided in the annular part to cut the O-ring-shaped packing together with the O-ring-shaped packing, and a removable connecting member is provided on the opposing surface of this separation part. A backfilling jig that is equipped with