JPS581634U

JPS581634U - Water supply valve to rice fields

Info

Publication number: JPS581634U
Application number: JP9194081U
Authority: JP
Inventors: 青木　有明
Original assignee: Individual
Current assignee: Individual
Priority date: 1981-06-22
Filing date: 1981-06-22
Publication date: 1983-01-07

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

[Brief explanation of drawings]

第１図乃至第４図はこの考案の第１の実施例を示し、第
１図は給水弁の使用状態を示す側面から見た断面図、第
２図は弁体の底面図、第３図は止水状態を示す給水弁の
一部側面から見た断面図、第４図は給水弁の他の使用状
態を示す側面から見た断面図である。第５図、第６図、
第７図、ポ８−図は順次第２、第３、第４、第５の実施
例による給水弁の使用状態を示す側面から見た断面図で
ある。第９図乃至第１１図はこの考案の第６の実施例を
示し、第９図は給水弁の使用状態を示す側面から見た断
面図、第１０図は第９図Ａ、−Ａ線矢視の断面図、第１
１図はブラケットに対する弁体の支持杆の軸承部を示す
拡大側面図である。１・・・給水管、２・・・給水管の出口、３・・・ブラ
ケット、４・・・雄ネジ、５・・・軸、７・・・調節ネ
ジ、７ａ・・・軸部、８・・・弁体、９・・・筒部、１
０・・・羽根、１１・・・バッキング、２０・・・支持
杆、２１・・・支軸、２２・・・軸孔、２３・・・雌ネ
ジ、２４・・・ネジ孔、２５・・・筒部、２６・・・突
当り壁、２７・・・軸、２８・・・支持部。Figures 1 to 4 show the first embodiment of this invention, with Figure 1 being a sectional view from the side showing how the water supply valve is used, Figure 2 being a bottom view of the valve body, and Figure 3 being a bottom view of the valve body. FIG. 4 is a cross-sectional view of a part of the water supply valve seen from the side showing the water stop state, and FIG. 4 is a cross-sectional view of the water supply valve seen from the side showing another state of use. Figure 5, Figure 6,
FIGS. 7 and 8 are cross-sectional views viewed from the side showing how the water supply valves according to the second, third, fourth and fifth embodiments are used, in order. 9 to 11 show a sixth embodiment of this invention, FIG. 9 is a cross-sectional view seen from the side showing how the water supply valve is used, and FIG. Cross-sectional view, 1st
FIG. 1 is an enlarged side view showing the bearing part of the support rod of the valve body relative to the bracket. DESCRIPTION OF SYMBOLS 1... Water supply pipe, 2... Water supply pipe outlet, 3... Bracket, 4... Male screw, 5... Shaft, 7... Adjustment screw, 7a... Shaft part, 8 ...Valve body, 9...Cylinder part, 1
0...Blade, 11...Backing, 20...Support rod, 21...Spin shaft, 22...Shaft hole, 23...Female screw, 24...Screw hole, 25... - Cylinder part, 26... Abutment wall, 27... Shaft, 28... Support part.

Claims

[Scope of utility model registration request]

(1) A bracket is provided protruding from a water supply pipe to a rice field that can be connected to a water intake pipe from an irrigation canal, apart from its outlet, and a valve body that opens and closes the outlet of the water supply pipe is opened by the water discharge pressure from the outlet and its own weight. 1. A water supply valve for rice fields, characterized in that the valve body is supported so as to be closed by the valve body, and is configured to hold the valve body against water pressure at any position of opening and closing.

(2) A water supply valve for a rice field according to claim 1, wherein the water supply pipe is formed into an elbow shape and the outlet thereof is opened upward.

(3) A shaft with a male thread is provided at the tip of the bracket protruding toward the center of the outlet of the water supply pipe, a valve body is loosely fitted onto the shaft so that it can be cocked in the axial direction, and an adjustment screw is fitted with a female thread. 2. A water supply valve for a paddy field according to claim 2, which is characterized in that an adjusting screw for pressing a valve body is screwed onto the shaft.

(4) Bottom face of valve with blades protruding radially,
A water supply valve to a rice field according to claim 3, characterized in that the valve is inclined in a direction opposite to the spiraling direction of the loosely fitted shaft.

(5) A screw hole is provided at the tip of the bracket, a bolt-shaped adjustment screw with a knob or handle is screwed into the screw hole, and an unthreaded shaft is provided at the tip of the adjustment screw, and the center of the valve body is screwed into the screw hole. a cylindrical portion that fits into the shaft portion so as to be movable up and down;
A water supply valve for a rice field according to claim 2, characterized in that the cylindrical portion has an abutment wall for the shaft portion at the lower end of the cylindrical portion.

(6) At the tip of the bracket, provide a support part through which the unthreaded shaft can move up and down, screw an adjustment screw into the support part to fix the shaft at any vertical position, and insert the shaft into the center of the valve body. 2. The water supply valve for rice fields according to claim 2, which is characterized by having a cylindrical portion fit into the lower end of the cylindrical portion so as to be movable up and down, and having a shaft abutment wall at the lower end of the cylindrical portion.

(7) Claims for registration of a utility model characterized in that the water supply pipe is formed into a straight pipe shape, the outlet of which is sloped downward toward the tip, and the valve body is swingably attached to the bracket. The water supply valve to the rice fields described in paragraph 1.