JPS6212647U

JPS6212647U -

Info

Publication number: JPS6212647U
Application number: JP10423085U
Authority: JP
Priority date: 1985-07-08
Filing date: 1985-07-08
Publication date: 1987-01-26

Description

[Brief explanation of drawings]

第１図は本考案の嵩調整リングを使用した角形
マンホールの断面図、第２図Ａは本考案の嵩調整
リングの断面図、第２図Ｂは同底面図、第３図及
び第４図は同要部拡大断面図、第５図は本考案の
嵩調整リングを使用した丸形マンホールの断面図
、第６図Ａは丸形マンホール用嵩調整リングの底
面図、第６図Ｂは第６図Ａの―線切断断面図
、第７図は第６図Ａの―線切断拡大断面図、
第８図は第６図Ａの―線切断拡大断面図であ
る。１，１１：下桝、２：埋設管挿通部、３，１３
：嵩調整リング、４，１４：受枠、５，１５：蓋
、６，１６：ずれ止め用突起、７，１７：垂直孔
、８：金属製ピン。 Fig. 1 is a sectional view of a rectangular manhole using the volume adjustment ring of the present invention, Fig. 2A is a sectional view of the volume adjustment ring of the invention, Fig. 2B is a bottom view of the same, and Figs. 3 and 4. is an enlarged sectional view of the same main part, FIG. 5 is a sectional view of a round manhole using the volume adjustment ring of the present invention, FIG. 6A is a bottom view of the volume adjustment ring for round manholes, and FIG. 6B is a 6 is a sectional view cut along the line A in FIG. 6; FIG. 7 is an enlarged sectional view taken along the line A in FIG. 6;
FIG. 8 is an enlarged sectional view taken along the line -- in FIG. 6A. 1, 11: Lower pipe, 2: Buried pipe insertion part, 3, 13
: Volume adjustment ring, 4, 14: Receiving frame, 5, 15: Lid, 6, 16: Anti-slip protrusion, 7, 17: Vertical hole, 8: Metal pin.

Claims

[Scope of utility model registration request]

In order to adjust the lid position, the volume adjustment ring is inserted between the receiving frame and the lower basin, and the volume adjustment ring is made of an elastic material, and the volume adjustment ring is provided with a plurality of vertical holes. A volume adjustment ring characterized in that a metal pin slightly shorter than the thickness of the volume adjustment ring is inserted into a vertical hole.