JPH0410630U

JPH0410630U -

Info

Publication number: JPH0410630U
Application number: JP5186490U
Authority: JP
Priority date: 1990-05-18
Filing date: 1990-05-18
Publication date: 1992-01-29

Description

[Brief explanation of the drawing]

第１図はこの考案にかかるプレハブ式排水用床
底を示す斜視図、第２図はその中央縦断面図、第
３図は床面排水勾配形成用型枠の平面図、第４図
は第３図Ａ−Ａ断面図、第５図は型枠を用いてプ
レハブ式排水用床底を形成する作用説明図、第６
図は前記型枠で排水勾配を形成した心材を示す平
面図、第７図は第６図Ｂ−Ｂ断面図、第８図は第
７図の部分拡大図である。１……プレハブ式排水用床底、２……新設排水
孔、３……床底板、４……堤板、１１……床面排
水勾配形成用型枠、２０……タイル、２１……多
孔板。 Fig. 1 is a perspective view showing a prefabricated drainage floor bottom according to this invention, Fig. 2 is a central vertical sectional view thereof, Fig. 3 is a plan view of a formwork for forming a floor drainage slope, and Fig. 4 is a Figure 3 is a sectional view taken along line A-A, Figure 5 is an explanatory diagram of the operation of forming a prefabricated drainage floor bottom using formwork, and Figure 6 is
The figure is a plan view showing the core material with a drainage gradient formed in the formwork, FIG. 7 is a sectional view taken along line BB in FIG. 6, and FIG. 8 is a partially enlarged view of FIG. 7. 1... Prefabricated drainage floor bottom, 2... New drainage hole, 3... Floor bottom plate, 4... Embankment board, 11... Formwork for forming floor drainage slope, 20... Tile, 21... Porous Board.

Claims

[Scope of utility model registration request]

A new drainage hole is provided to match and communicate with an existing drainage hole in an existing floor of a building, etc., and the floor bottom plate is divided into four triangular sides with a line connecting the new drainage hole and the four corners of the floor bottom as boundaries. , and a box-shaped body is formed by vertically connecting embankment plates that are connected and inclined at a predetermined angle and surround the outer periphery of the floor bottom plate at a certain height, and the surface of the box-shaped body is A prefabricated drainage floor sole that is characterized by its back surface being waterproofed.