JPH036174U

JPH036174U -

Info

Publication number: JPH036174U
Application number: JP6662689U
Authority: JP
Priority date: 1989-06-07
Filing date: 1989-06-07
Publication date: 1991-01-22

Description

[Brief explanation of drawings]

第１図は従来手段の縦断正面図、第２図は本考
案による流量調整弁の縦断正面図、第３図は同上
のノズルの弁箱に組付ける前の状態における拡大
縦断正面図、第４図は別の実施例の縦断正面図、
第５図は同上のノズルの弁箱に組付ける前の状態
における拡大縦断正面図、第６図は同上の部分の
拡大縦断面図、第７図は同上部分の別の実施例の
拡大縦断正面図である。図面符号の説明、Ａ……流量調整弁、ａ……熱
膨張体、ｂ……接着剤、１……弁箱、１０……流
入口、１１……流出口、１２……係止段部、１３
……係止溝、１４……止め金具、２……ノズル、
２ａ……ノズル本体、２０……口、２１……Ｏリ
ング、２２……弁保持部材、２４……嵌合凹溝、
２４ａ……口縁、３……サーモエレメント、３０
……ロツド、３１……戻しバネ、４……ニードル
弁、４ａ……ねじ部、４ｂ……先端部、４０……
嵌合溝。 Fig. 1 is a longitudinal sectional front view of a conventional means, Fig. 2 is a longitudinal sectional front view of a flow rate regulating valve according to the present invention, Fig. 3 is an enlarged longitudinal sectional front view of the same nozzle before it is assembled into a valve box, and Fig. 4 The figure is a longitudinal sectional front view of another embodiment.
Fig. 5 is an enlarged longitudinal sectional front view of the same nozzle before it is assembled into the valve box, Fig. 6 is an enlarged longitudinal sectional view of the same part, and Fig. 7 is an enlarged longitudinal sectional front view of another embodiment of the same above part. It is a diagram. Explanation of drawing symbols, A...Flow rate adjustment valve, a...Thermal expansion body, b...Adhesive, 1...Valve box, 10...Inlet, 11...Outlet, 12...Locking step part , 13
...Latching groove, 14 ... Stopper, 2 ... Nozzle,
2a... Nozzle body, 20... Mouth, 21... O-ring, 22... Valve holding member, 24... Fitting groove,
24a...rim of mouth, 3...thermo element, 30
... Rod, 31 ... Return spring, 4 ... Needle valve, 4a ... Threaded part, 4b ... Tip part, 40 ...
Fitting groove.

Claims

[Claims for Utility Model Registration] The tip 4b of the needle valve 4 installed in the valve box 1 is made to face the opening 20 of the nozzle 2 provided in the valve box 1, and the tip 4b of the needle valve 4 is On the outer surface,
A flow rate regulating valve in which the inner circumferential side of a ring-shaped thermally expandable body a is mounted such that the outer circumferential side of the thermally expandable body a faces the inner circumferential wall of the mouth 20 of the nozzle 2. The tip 4b of the needle valve 4 installed in the valve box 1 faces the opening 20 of the nozzle 2 installed in the valve box 1, and a ring-shaped thermal expansion ring is formed on the inner wall surface of the opening 20 of the nozzle 2. A flow rate regulating valve in which the outer circumferential side of a body a is attached such that the inner circumferential side of the thermally expandable body a faces the outer circumferential surface of the distal end portion 4b of the needle valve 4.