JPH035359U

JPH035359U -

Info

Publication number: JPH035359U
Application number: JP6191389U
Authority: JP
Priority date: 1989-05-30
Filing date: 1989-05-30
Publication date: 1991-01-18
Anticipated expiration: 2004-05-30
Also published as: JPH076764Y2

Description

[Brief explanation of drawings]

第１図は本考案の１実施例を示し、第１図Ａは
略示的縦断面図、第１図Ｂは本管内の圧力分布図
、第１図Ｃは副管内の圧力分布図、第１図Ｄは第
１図ＡのＤ−Ｄ線に沿う横断面図である。第２図
は従来の撒水装置の１例を示す略示的断面図であ
る。本管……１、副管……２、戻し管……３、バイ
パス……４、噴口……５。 Fig. 1 shows one embodiment of the present invention, Fig. 1A is a schematic longitudinal sectional view, Fig. 1B is a pressure distribution diagram in the main pipe, Fig. 1C is a pressure distribution diagram in the sub pipe, and Fig. 1C is a pressure distribution diagram in the subpipe. FIG. 1D is a cross-sectional view taken along line DD in FIG. 1A. FIG. 2 is a schematic cross-sectional view showing an example of a conventional water sprinkling device. Main pipe...1, Sub pipe...2, Return pipe...3, Bypass...4, Nozzle...5.

Claims

[Scope of utility model registration request]

A main pipe whose proximal end is connected to a water pump is fitted into a sub-pipe which has a number of nozzles bored at predetermined intervals along its entire length, and the tip of the main pipe and the above-mentioned A water sprinkling device characterized in that the proximal end of the secondary pipe is connected via a return pipe, and the main pipe and secondary pipe are communicated with each other by a bypass over the entire length of the secondary pipe.