JPH0477760U

JPH0477760U -

Info

Publication number: JPH0477760U
Application number: JP12040490U
Authority: JP
Priority date: 1990-11-17
Filing date: 1990-11-17
Publication date: 1992-07-07

Description

[Brief explanation of the drawing]

第１図は本考案に係る家畜用水飲器の断面図、
第２図は従来の水飲器の概略図、第３図は第２図
の水飲器の弁部拡大図である。１……給水管、２……弁、３……カツプ、４…
…押べら、５……弁座、１０……弁棒、２１……
真空二重管、２３……外管、２５……内管、３２
……Ｏリング、３３……断熱材、Ｓ……真空空間
。 FIG. 1 is a cross-sectional view of the livestock water drinking device according to the present invention;
FIG. 2 is a schematic view of a conventional water drinking device, and FIG. 3 is an enlarged view of the valve portion of the drinking device shown in FIG. 1... Water supply pipe, 2... Valve, 3... Cup, 4...
...Press bell, 5...Valve seat, 10...Valve stem, 21...
Vacuum double tube, 23... Outer tube, 25... Inner tube, 32
...O-ring, 33...Insulating material, S...Vacuum space.

Claims

[Scope of Claim for Utility Model Registration] (1) A valve inserted inside the end of the water supply pipe, a cup that receives water flowing out from the valve, and a cup that extends into the cup and shakes when pressed by livestock. In the livestock water drinking device, the water supply pipe is composed of an inner pipe and an outer pipe, and is a vacuum double pipe in which a vacuum is formed between the inner pipe and the outer pipe. On the other hand, a livestock water drinking device characterized in that the valve seat of the valve is provided as far back as possible from the pipe end of the vacuum double pipe, and the valve and the inner surface of the inner pipe are sealed in the vicinity of the valve seat. (2) The drinking fountain for livestock according to claim 1, characterized in that a heat insulating material or a heating device is provided on the outer surface of the vacuum double tube on the tube end side from the sealed portion.