JPH0270086U - - Google Patents

Description

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

第１図は本考案実施例の接続構造が適用された
排水桝を示す部分断面図、第２図は第１図の要部
を示す断面図、第３図は第１図の要部を示す
断面図、第４図及び第５図は実施例構造に用いら
れたシール材の一部切欠斜視図、第６図は従来の
排水桝の接続構造を示す断面図である。 １…インバート（桝部材）、２…増結リング（
桝部材）、３…蓋（桝部材）、４，５…シール材
、４２，５１…環状突起。 Fig. 1 is a partial sectional view showing a drainage basin to which the connection structure of the embodiment of the present invention is applied, Fig. 2 is a sectional view showing the main parts of Fig. 1, and Fig. 3 shows the main parts of Fig. 1. 4 and 5 are partially cutaway perspective views of the sealing material used in the structure of the embodiment, and FIG. 6 is a sectional view showing a conventional drainage basin connection structure. 1...Invert (box member), 2...Additional ring (
3... Lid (tub member), 4, 5... Sealing material, 42, 51... Annular protrusion.

Claims (1)

【実用新案登録請求の範囲】 複数の桝部材が積み重ねられて構成される排水
桝のうち、下側桝部材の上端に形成されている受
溝と、該受溝に遊嵌される上側桝部材の下端部と
がシール材を介して接続されている排水桝の接続
構造において、 前記シール材が、前記上側桝部材の下端部壁面
と上側桝部材の受溝壁面とに挾着されるように筒
状に形成され、かつ前記シール材の壁面には、環
状突起が形成されていることを特徴とする排水桝
の接続構造。[Claim for Utility Model Registration] Of a drainage basin constructed by stacking a plurality of basin members, a receiving groove formed at the upper end of the lower basin member and an upper basin member loosely fitted into the receiving groove. In the drainage basin connection structure, the lower end of the upper basin member is connected via a sealing material, the sealing material being clamped between the lower end wall surface of the upper basin member and the receiving groove wall surface of the upper basin member. A connection structure for a drainage basin, characterized in that it is formed in a cylindrical shape and that an annular protrusion is formed on a wall surface of the sealing material.