JPS60168538U

JPS60168538U - gas mixer

Info

Publication number: JPS60168538U
Application number: JP5414684U
Authority: JP
Inventors: 稲垣　耕二
Original assignee: ヘンミ計算尺株式会社
Priority date: 1984-04-14
Filing date: 1984-04-14
Publication date: 1985-11-08
Also published as: JPS638420Y2

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 the drawing]

第１図（゛よガス混合器の構成の説明図、第２図はガス
混合器の縦断面図、第３図はその一部切欠平面図、第４
図は第２図の線ＴＶ−ＩＶにおけるその横断面図、第５
図及び第６図は吐出流量に対するガス混合比率の変化を
示すグラフである。１・・・混合弁、２・・・調圧装置、３・・・信号圧発
生装置、４・・・混合弁ブロック、５・・・第１調圧ブ
ロツク、６・・・第２調圧ブロツク、７，８・・・弁口
ボディ、９・・・信号圧ブロック、１０・・・弁箱、１
１・・・第　　　　　゛１流入弁口、１２・・・第２流
入弁口、１３・・・弁体、１４・・・第１テーパ部、１
５・・・第２テーバ部、１６・・・ねじ部、１７・・・
バッキング、１８，４３．４４．６３．７６・・・押え
ばね、１９・・・つまみ、２０・・・吐出流路、３０・
・・第１人口室、３１・・・第２人口室、３２・・・第
１調圧室、３３・・・第２調圧室、３４・・・信号圧室
、３５・・・第１グイクフラム、３６・・・第２ダイヤ
フラム、３７・・・第１人口弁、３８・・・第２大口弁
、３９・・・第１ガス弁口、４０．４２．５３ｔ　５７
．５９・・・壁体、４１・・・第２ガス弁口、４５・・
・第１ガス流入管路、４６・・・第２ガス流入管路、４
７・・・第１ガス流路、４８・・・第２ガス流路、５０
，６４，６５・・・流路、５１・・・吐出圧室、５２．
５６・・・ダイヤフラム、５４・・・調圧はね、５５・
・・調節ねじ、５８・・・信号圧発生室、６０・・・吸
込口、６１・・・調圧弁、６２・・・信号ガス室、６６
・・・ブリード絞り、７０・・・減圧弁装置、７１・・
・調節ねじ、７２・・・コイルばね、７３・・・ボンネ
ット、７４・・・ダイヤフラム、７５・・・弁、７７・
・・弁口。事４層４８　４１　　３４　　　３うｂ３９４０”１　　年６
ｚ＼１５５３０　　　　　３５１０２０　　　４０　　　６０　
　　８０流量（Ｌ／ｍｉｎ　）Figure 1 is an explanatory diagram of the configuration of the gas mixer, Figure 2 is a vertical sectional view of the gas mixer, Figure 3 is a partially cutaway plan view, Figure 4
The figure is a cross-sectional view taken along the line TV-IV in Figure 2;
6 and 6 are graphs showing changes in the gas mixture ratio with respect to the discharge flow rate. DESCRIPTION OF SYMBOLS 1...Mixing valve, 2...Pressure regulation device, 3...Signal pressure generation device, 4...Mixing valve block, 5...First pressure regulation block, 6...Second pressure regulation Block, 7, 8...Valve body, 9...Signal pressure block, 10...Valve box, 1
DESCRIPTION OF SYMBOLS 1... 1st inflow valve port, 12... 2nd inflow valve port, 13... Valve body, 14... 1st taper part, 1
5... Second taper part, 16... Threaded part, 17...
Backing, 18, 43. 44. 63. 76... Pressing spring, 19... Knob, 20... Discharge channel, 30...
...First population room, 31...Second population room, 32...First pressure control room, 33...Second pressure control room, 34...Signal pressure room, 35...First Guiku flam, 36... Second diaphragm, 37... First population valve, 38... Second large mouth valve, 39... First gas valve port, 40.42.53t 57
．． 59...Wall body, 41...Second gas valve port, 45...
・First gas inflow pipe, 46...Second gas inflow pipe, 4
7... First gas flow path, 48... Second gas flow path, 50
, 64, 65...flow path, 51...discharge pressure chamber, 52.
56...Diaphragm, 54...Pressure adjustment spring, 55.
... Adjustment screw, 58 ... Signal pressure generation chamber, 60 ... Suction port, 61 ... Pressure regulating valve, 62 ... Signal gas chamber, 66
...Bleed throttle, 70...Pressure reducing valve device, 71...
・Adjustment screw, 72...Coil spring, 73...Bonnet, 74...Diaphragm, 75...Valve, 77.
...benchmark. 4 layers 48 41 34 3b3940”1 year 6
z \1 5 530 351020 40 60
80 flow rate (L/min)

Claims

[Scope of utility model registration request]

(1) Signal pressure chambers on both sides sealed and communicated with each other by a first diaphragm and a second diaphragm, a first inlet and a second inlet, and a first inlet connected to the inlet side of both inlets, respectively. a gas flow path, a second gas flow path, and a valve body held in a position that maintains a ratio of effective inflow cross-sectional areas of both inlets to a predetermined value;
and a mixing block having a discharge flow path communicating with both the inflow ports via the valve body; a first gas valve port having a first gas valve port facing a first artificial valve coupled to the first diaphragm;
a population chamber, a first pressure regulation chamber communicating with the first population chamber via the first male pass valve port, and a flow path communicating the first pressure regulation chamber with the first gas flow path; a first pressure regulating block adjacent to the first diaphragm; a second population chamber in which a second gas valve port facing the second population valve coupled to the second diaphragm is formed; a second gas valve port; a second pressure regulation chamber that communicates with the second population chamber via the second pressure regulation chamber;
a second pressure regulating block having a flow path communicating with the gas flow path and adjacent to the second diaphragm; and a discharge royal block communicating with the discharge flow path and sealed by a diaphragm;
a pressure regulating spring that engages with the discharge pressure chamber diaphragm and operates differentially with the pressure of the discharge pressure chamber, communicated with the first population chamber or the second population chamber and coupled to the discharge pressure chamber diaphragm; A signal pressure generation device comprising: a signal gas chamber having a suction port facing a pressure regulating valve; and a signal pressure generation chamber communicating with the signal gas chamber via the suction port and communicating with the signal pressure chamber. A gas mixer.

(2) Utility Model Registration Scope of Claim 1 In the gas mixer according to claim 1, a pressure reducing valve is provided on the inlet side of the first population chamber of the first pressure regulating block, and a pressure reducing valve is provided on the inlet side of the first population chamber of the first pressure regulating block;
A gas mixer equipped with a pressure reducing valve on the entrance side of the population chamber.

(3) Utility Model Registration The gas mixer according to claim 1, further comprising a bleed throttle communicated with the signal pressure generating chamber.