JP2711606B2 - Float valve - Google Patents
Float valveInfo
- Publication number
- JP2711606B2 JP2711606B2 JP6140792A JP6140792A JP2711606B2 JP 2711606 B2 JP2711606 B2 JP 2711606B2 JP 6140792 A JP6140792 A JP 6140792A JP 6140792 A JP6140792 A JP 6140792A JP 2711606 B2 JP2711606 B2 JP 2711606B2
- Authority
- JP
- Japan
- Prior art keywords
- valve
- seat member
- valve seat
- spherical
- float
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Landscapes
- Float Valves (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明は気体と液体の比重差を利
用して、開放又は密閉のフロ―トで弁手段を駆動し、気
液混合系から一方の流体を選択的に自動的に排出するフ
ロ―ト弁の構造に関する。上記フロ―ト弁は気体と液体
が混在する系から気体又は液体の一方を選択的に自動的
に排出するときに用いる。蒸気配管系に発生する復水を
自動的に排出するスチ―ムトラップ、圧縮空気配管系に
発生する凝縮水を自動的に排出するエア―トラップ、水
配管系に混在する空気を自動的に排出するエア―ベント
等である。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention utilizes a difference in specific gravity between a gas and a liquid to drive a valve means in an open or closed float to selectively and automatically select one fluid from a gas-liquid mixture system. It relates to the structure of a float valve for discharging. The float valve is used for selectively and automatically discharging either gas or liquid from a system in which gas and liquid are mixed. A steam trap for automatically discharging condensate generated in the steam piping system, an air trap for automatically discharging condensed water generated in the compressed air piping system, and automatically discharging air mixed in the water piping system Such as air vents.
【０００２】[0002]
【従来の技術】従来のフロ―ト弁を特公昭５５−４７２
７９号公報を参照して説明する。ここに示されたフロ―
ト弁は、密閉フリ―フロ―ト型スチ―ムトラップであ
る。入口と出口を有する弁ケ―シング内に弁室を形成
し、弁室と出口を連通する弁口を開けた弁座部材を弁室
の底部に取り付け、球形のフロ―トを弁室内に自由状態
で配置し、弁室内に溜る復水の水位に応じてフロ―トが
浮上降下し、その外表面で直接弁口を開閉して復水を出
口から排出するものである。2. Description of the Related Art A conventional float valve is disclosed in Japanese Patent Publication No. 55-472.
This will be described with reference to JP-A-79. The flow shown here
The valve is a sealed free-float type steam trap. A valve chamber is formed in a valve casing with an inlet and an outlet, and a valve seat member with an open valve port connecting the valve chamber and the outlet is attached to the bottom of the valve chamber, and a spherical float is freely placed in the valve chamber. The floats float up and down according to the water level of the condensate collected in the valve chamber, and the valve port is opened and closed directly on the outer surface to discharge the condensate from the outlet.
【０００３】[0003]
【発明が解決しようとする課題】上記のフロ―ト弁にお
ける弁座部材は弁ケ―シングとは別体に形成し、弁座部
材の弁口が摩耗したりスケ―ル等の異物が付着したりし
て弁手段で閉止できなくなった場合に、交換できるよう
に形成されている。しかしながら、一度の使用のみで廃
棄することは非経済的であり、また、交換のために分解
しなければならないので、手間暇の掛かるものであっ
た。In the above float valve, the valve seat member is formed separately from the valve casing, so that the valve port of the valve seat member is worn or foreign matter such as scale adheres. If it cannot be closed by the valve means, it is formed so that it can be replaced. However, disposal after a single use is uneconomical and time-consuming because it must be disassembled for replacement.
【０００４】本発明の技術的課題は、従って、弁座部材
の弁口が摩耗したり異物の付着によって閉止できなくな
っても、分解せずに再利用できるフロ―ト弁を得ること
である。[0004] It is therefore a technical object of the present invention to provide a float valve which can be reused without disassembly even if the valve port of the valve seat member cannot be closed due to abrasion or adhesion of foreign matter.
【０００５】[0005]
【課題を解決するための手段】上記の技術的課題を解決
するために講じた本発明の技術的手段は、入口と出口を
有する弁ケ―シング内に弁室を形成し、弁室と出口を連
通する弁口を開けた弁座部材を弁ケ―シングに取り付
け、弁室内に配置したフロ―トで弁手段を駆動して弁口
を開閉するものにおいて、弁口を開けた弁座部材を球形
に形成し、球形弁座部材に対面して研磨部材を配置し、
球形弁座部材に開けた弁口を弁手段で開閉される位置と
研磨部材に対面する位置とに回転せしめる弁軸を球形弁
座部材に連結し、研磨部材を球形弁座部材に当接せしめ
ると共に回転せしめる回転部材を研磨部材に連結したも
のである。SUMMARY OF THE INVENTION In order to solve the above technical problem, the technical means of the present invention is to form a valve chamber in a valve casing having an inlet and an outlet, and to provide a valve chamber and an outlet. A valve seat member having an open valve port is attached to a valve casing, and valve means is driven by a float disposed in the valve chamber to open and close the valve port. Is formed in a spherical shape, and a polishing member is arranged facing the spherical valve seat member,
A valve shaft for rotating a valve port opened in the spherical valve seat member between a position opened and closed by valve means and a position facing the polishing member is connected to the spherical valve seat member, and the polishing member is brought into contact with the spherical valve seat member. And a rotating member that rotates together with the polishing member.
【０００６】[0006]
【作用】上記の技術的手段の作用は下記の通りである。
弁座部材の弁口が摩耗や異物の付着によってが閉止でき
なくなった場合、先ず、球形弁座部材に連結した弁軸を
操作し、球形弁座部材に開けた弁口を研磨部材に対面す
る位置に回転せしめる。次に、研磨部材に連結した回転
部材を操作し、研磨部材を球形弁座部材に当接せしめる
と共に回転せしめることにより、弁口部分を研磨する。The operation of the above technical means is as follows.
If the valve port of the valve seat member cannot be closed due to wear or the attachment of foreign matter, first, the valve shaft connected to the spherical valve seat member is operated, and the valve port opened in the spherical valve seat member faces the polishing member. Rotate to position. Next, the rotating member connected to the polishing member is operated to bring the polishing member into contact with the spherical valve seat member and rotate the polishing member, thereby polishing the valve port.
【０００７】[0007]
【実施例】上記の技術的手段の具体例を示す実施例を説
明する（図１と図２参照）。本体１に蓋２をボルト３で
締結し、内部に弁室４を有する弁ケ―シングを形成す
る。本体１の上部に入口６と出口７を同一軸上に形成す
る。入口６と出口７にはそれぞれ配管接続用のめねじを
形成する。出口７は弁室４の下部側壁に開けた弁座部材
取付口８と排出通路９を通して弁室４に連通している。DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment showing a specific example of the above technical means will be described (see FIGS. 1 and 2). A lid 2 is fastened to the main body 1 with bolts 3 to form a valve casing having a valve chamber 4 therein. An inlet 6 and an outlet 7 are formed on the same axis in the upper part of the main body 1. Female threads for pipe connection are formed at the inlet 6 and the outlet 7, respectively. The outlet 7 communicates with the valve chamber 4 through a valve seat member mounting port 8 opened in a lower side wall of the valve chamber 4 and a discharge passage 9.
【０００８】弁座部材取付口８に環状段部を形成して環
状弁座１０を配置する。環状弁座１０に当てて球形弁座
部材１１を配置し、プラグ１２を本体１にねじ結合して
保持する。プラグ１２の先端にも環状段部を形成して球
形弁座部材１１との間に環状弁座１４を配置する。球形
弁座部材１１に同一開口面積の弁口１５、１６、１７、
１８を開ける。An annular step is formed in the valve seat member mounting opening 8 and the annular valve seat 10 is arranged. The spherical valve seat member 11 is arranged against the annular valve seat 10, and the plug 12 is screwed and held to the main body 1. An annular step is also formed at the tip of the plug 12 and the annular valve seat 14 is arranged between the plug 12 and the spherical valve seat member 11. Valve ports 15, 16, 17, which have the same opening area in the spherical valve seat member 11,
Open 18.
【０００９】弁口１７に対面して研磨部材としての砥石
１９を配置する。本体１を貫通して配置した回転部材２
０を連結部材２１を介して研磨部材１９に固定する。回
転部材２０を本体１にねじ結合したホルダ２２で回転自
在に保持する。回転部材２０に回転操作用のハンドル２
３を取り付け、ナット２４で抜け出しを防止する。ホル
ダ２２とハンドル２３の間に配置したばね２５で回転部
材２０を外方向に付勢する。A grindstone 19 as a polishing member is disposed facing the valve port 17. Rotating member 2 disposed through body 1
0 is fixed to the polishing member 19 via the connecting member 21. The rotating member 20 is rotatably held by a holder 22 screwed to the main body 1. The rotating member 20 has a handle 2 for rotating operation.
3 is attached, and the nut 24 is prevented from coming off. The rotating member 20 is urged outward by a spring 25 disposed between the holder 22 and the handle 23.
【００１０】図２に示すように、球形弁座部材１１に溝
２６を形成し、本体１を貫通して配置した弁軸２７を嵌
合せしめる。本体１にねじ結合したホルダ２８で弁軸２
７を回転自在に保持する。弁軸２７の上部に回転操作用
のハンドル２９をナット３０で固定する。As shown in FIG. 2, a groove 26 is formed in the spherical valve seat member 11, and a valve shaft 27 disposed through the main body 1 is fitted therein. The valve shaft 2 is held by the holder 28 screwed to the main body 1.
7 is rotatably held. A handle 29 for rotating operation is fixed to the upper part of the valve shaft 27 with a nut 30.
【００１１】弁室４内に中空の球形フロ―ト３１を自由
状態で配置する。フロ―ト３１はその外表面が直接球形
弁座部材１１に離着座し弁口を開閉する。弁室４の底壁
にフロ―ト３１を閉弁位置で保持するフロ―ト座３２を
形成する。A hollow spherical float 31 is disposed in the valve chamber 4 in a free state. The outer surface of the float 31 is directly attached to and detached from the spherical valve seat member 11 to open and close the valve port. A float seat 32 is formed on the bottom wall of the valve chamber 4 to hold the float 31 in the closed position.
【００１２】弁口１５が摩耗や異物の付着により閉止で
きなくなった場合、先ず、ハンドル２９で弁軸２７を操
作して球形弁座部材１１を１８０度回転せしめ、弁口１
５を研磨部材１９に対面せしめる。次に、ばね２５に抗
してハンドル２３を押し込んで研磨部材１９を球形弁座
部材１１に当接せしめ、ハンドル２３を操作して回転部
材２０を回転せしめることにより、弁口１５を研磨す
る。また、ハンドル２９で弁軸２７を回転操作して球形
弁座部材１１を９０度づつ回転せしめることにより、弁
口１６、１７、１８を弁室４に対面させ、フロ―ト２８
で開閉されるように位置せしめることができる。When the valve port 15 cannot be closed due to wear or the attachment of foreign matter, first, the valve shaft 27 is operated with the handle 29 to rotate the spherical valve seat member 11 180 degrees.
5 faces the polishing member 19. Next, the valve 23 is polished by pushing the handle 23 against the spring 25 to bring the polishing member 19 into contact with the spherical valve seat member 11 and operating the handle 23 to rotate the rotating member 20. By rotating the valve shaft 27 with the handle 29 to rotate the spherical valve seat member 90 by 90 degrees, the valve ports 16, 17, and 18 face the valve chamber 4, and the float 28
Can be opened and closed.
【００１３】[0013]
【発明の効果】本発明は下記の特有の効果を生じる。上
記のように本発明によれば、弁軸と回転部材を操作する
ことにより、弁ケ―シングを分解することなく、弁座部
材の弁口を研磨し直すことができ、弁座部材を再利用で
きるフロ―ト弁を得ることができる。The present invention has the following specific effects. As described above, according to the present invention, the valve port of the valve seat member can be polished again without disassembling the valve casing by operating the valve shaft and the rotating member. An available float valve can be obtained.
【図１】本発明の実施例のフロ―ト弁の断面図である。FIG. 1 is a sectional view of a float valve according to an embodiment of the present invention.
【図２】図１のＡ−Ａ線断面図である。FIG. 2 is a sectional view taken along line AA of FIG.
１ 本体 ２ 蓋 ４ 弁室 ６ 入口 ７ 出口 １１ 球形弁座部材 １５、１６、１７、１８ 弁口 １９ 研磨部材 ２０ 回転部材 ２７ 弁軸 ３１ フロ―ト DESCRIPTION OF SYMBOLS 1 Main body 2 Lid 4 Valve chamber 6 Inlet 7 Outlet 11 Spherical valve seat member 15, 16, 17, 18 Valve port 19 Polishing member 20 Rotating member 27 Valve shaft 31 Float
Claims (1)
室を形成し、弁室と出口を連通する弁口を開けた弁座部
材を弁ケ―シングに取り付け、弁室内に配置したフロ―
トで弁手段を駆動して弁口を開閉するものにおいて、弁
口を開けた弁座部材を球形に形成し、球形弁座部材に対
面して研磨部材を配置し、球形弁座部材に開けた弁口を
弁手段で開閉される位置と研磨部材に対面する位置とに
回転せしめる弁軸を球形弁座部材に連結し、研磨部材を
球形弁座部材に当接せしめると共に回転せしめる回転部
材を研磨部材に連結したフロ―ト弁。1. A valve chamber is formed in a valve casing having an inlet and an outlet, and a valve seat member having an open valve port connecting the valve chamber and the outlet is attached to the valve casing and disposed in the valve chamber. Flow
In the apparatus for opening and closing a valve port by driving valve means, a valve seat member having the valve port opened is formed in a spherical shape, a polishing member is arranged facing the spherical valve seat member, and the valve member is opened in the spherical valve seat member. A valve shaft for rotating the valve port between a position opened and closed by the valve means and a position facing the polishing member is connected to the spherical valve seat member, and a rotating member for rotating the polishing member in contact with the spherical valve seat member and rotating the same. Float valve connected to the polishing member.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6140792A JP2711606B2 (en) | 1992-02-14 | 1992-02-14 | Float valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6140792A JP2711606B2 (en) | 1992-02-14 | 1992-02-14 | Float valve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH05231594A JPH05231594A (en) | 1993-09-07 |
| JP2711606B2 true JP2711606B2 (en) | 1998-02-10 |
Family
ID=13170249
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6140792A Expired - Fee Related JP2711606B2 (en) | 1992-02-14 | 1992-02-14 | Float valve |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2711606B2 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007162885A (en) * | 2005-12-15 | 2007-06-28 | Tlv Co Ltd | Drain trap |
| JP2007187252A (en) * | 2006-01-13 | 2007-07-26 | Tlv Co Ltd | Drain trap |
| JP2007333089A (en) * | 2006-06-15 | 2007-12-27 | Tlv Co Ltd | Drain trap |
| JP2008020047A (en) * | 2006-07-14 | 2008-01-31 | Tlv Co Ltd | Drain trap |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4800092B2 (en) * | 2006-04-14 | 2011-10-26 | 株式会社テイエルブイ | Free float drain trap |
| JP4865410B2 (en) * | 2006-06-15 | 2012-02-01 | 株式会社テイエルブイ | Drain trap |
| JP4885687B2 (en) * | 2006-11-15 | 2012-02-29 | 株式会社テイエルブイ | Drain trap |
| JP4971110B2 (en) * | 2007-11-15 | 2012-07-11 | 株式会社テイエルブイ | Float type steam trap |
| JP4971111B2 (en) * | 2007-11-15 | 2012-07-11 | 株式会社テイエルブイ | Float type steam trap |
| JP4938629B2 (en) * | 2007-11-15 | 2012-05-23 | 株式会社テイエルブイ | Float type steam trap |
-
1992
- 1992-02-14 JP JP6140792A patent/JP2711606B2/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007162885A (en) * | 2005-12-15 | 2007-06-28 | Tlv Co Ltd | Drain trap |
| JP2007187252A (en) * | 2006-01-13 | 2007-07-26 | Tlv Co Ltd | Drain trap |
| JP2007333089A (en) * | 2006-06-15 | 2007-12-27 | Tlv Co Ltd | Drain trap |
| JP2008020047A (en) * | 2006-07-14 | 2008-01-31 | Tlv Co Ltd | Drain trap |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH05231594A (en) | 1993-09-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |