JPH01126476U

JPH01126476U -

Info

Publication number: JPH01126476U
Application number: JP2165688U
Authority: JP
Priority date: 1988-02-20
Filing date: 1988-02-20
Publication date: 1989-08-29

Description

[Brief explanation of drawings]

図は本考案の一実施例を示し、第１図は本例逆
止弁の閉止状態における断面構成図、第２図は僅
かに弁部が開いた状態における断面構成図である
。第３図〜第７図は従来例を示し、第３図は混合
水栓の平面一部断面図、第４図は第３図の正面一
部断面図、第５図は従来の逆止弁の構造を示す断
面構成図、第６図は第５図の平面横断面図、第７
図は弁が僅かに開いた状態の断面構成図である。１…逆止弁、２…本体、２ａ…弁座部、３…ガ
イド部材、５…弁軸、５ａ…弁軸基部、６…弁部
、７…ストツプリング、８…スプリング、５１…
混合水栓、５７，５８…接続突管、Ｒ…水路、Ｓ
…混合室。 The drawings show an embodiment of the present invention; FIG. 1 is a sectional view of the check valve of the present invention in a closed state, and FIG. 2 is a sectional view of the check valve in a slightly open state. Figures 3 to 7 show conventional examples, Figure 3 is a partially sectional plan view of a mixing faucet, Figure 4 is a partially sectional front view of Figure 3, and Figure 5 is a conventional check valve. 6 is a cross-sectional diagram showing the structure of FIG. 5, and FIG.
The figure is a cross-sectional configuration diagram with the valve slightly open. DESCRIPTION OF SYMBOLS 1... Check valve, 2... Main body, 2a... Valve seat part, 3... Guide member, 5... Valve stem, 5a... Valve stem base, 6... Valve part, 7... Stop ring, 8... Spring, 51...
Mixing faucet, 57, 58...Connection pipe, R...Waterway, S
...Mixing room.

Claims

[Scope of utility model registration request]

A check valve installed on the upstream side of a mixing chamber in a mixing faucet, the check valve having a valve section movable on the downstream side along a guide member installed on the upstream side. is provided, and the valve portion is normally biased to close the waterway at a position close to the guide member, and also closes the waterway while moving away from the guide member according to the flow of hot water or water. A check valve structure for a mixer faucet characterized by being built in such a way that it opens.