JP4865409B2 - Drain trap - Google Patents

Drain trap Download PDF

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Publication number
JP4865409B2
JP4865409B2 JP2006165942A JP2006165942A JP4865409B2 JP 4865409 B2 JP4865409 B2 JP 4865409B2 JP 2006165942 A JP2006165942 A JP 2006165942A JP 2006165942 A JP2006165942 A JP 2006165942A JP 4865409 B2 JP4865409 B2 JP 4865409B2
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Japan
Prior art keywords
valve seat
seat member
valve
discharge passage
valve chamber
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JP2006165942A
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JP2007333089A (en
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昌久 広谷
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Tlv Co Ltd
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Tlv Co Ltd
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Description

本発明は、蒸気や圧縮空気やガス配管系に発生するドレンを自動的に排出するドレントラップに関し、特に弁部材が離着座する弁座部材の外表面に付着した流体中の異物を掃除できるものに関する。   TECHNICAL FIELD The present invention relates to a drain trap that automatically discharges steam, compressed air, and drain generated in a gas piping system, and in particular, can clean foreign matter in a fluid adhering to the outer surface of a valve seat member on which a valve member is seated. About.

従来のドレントラップは、弁ケーシングで入口と弁室と出口を形成し、弁室を出口側に連通する排出通路を有する球形弁座部材を回転操作可能に弁ケーシングに取り付け、球形弁座部材を外部から回転操作せしめる弁軸を球形弁座部材に連結し、弁室内に球形弁座部材に離着座して排出通路を開閉する弁部材を配置し、球形弁座部材に対面して研磨部材を配置し、外部から弁軸を回転操作して球形弁座部材の排出通路を研磨部材に対面させたときに外部から研磨部材を球形弁座部材に当接せしめると共に研磨部材を回転操作せしめる操作軸を研磨部材に連結したものであり、先ず弁軸を回転操作して球形弁座部材の排出通路を研磨部材に対面させ、次に操作軸を押圧操作して研磨部材を球形弁座部材に当接せしめ、その後操作軸を回転操作して研磨部材を回転せしめることにより、球形弁座部材の外表面に付着した流体中の異物を掃除するものである。   In a conventional drain trap, a spherical valve seat member having a discharge passage that forms an inlet, a valve chamber, and an outlet in a valve casing and communicates the valve chamber to the outlet side is attached to the valve casing so as to be rotatable. A valve shaft that is rotated from the outside is connected to the spherical valve seat member, a valve member that opens and closes the spherical valve seat member and opens and closes the discharge passage is disposed in the valve chamber, and the polishing member is opposed to the spherical valve seat member. An operating shaft that is arranged to rotate the valve shaft from the outside so that the discharge passage of the spherical valve seat member faces the polishing member so that the polishing member abuts the spherical valve seat member from the outside and rotates the polishing member. First, the valve shaft is rotated so that the discharge passage of the spherical valve seat member faces the polishing member, and then the operation shaft is pressed to apply the polishing member to the spherical valve seat member. After that, rotate the operation shaft. By for rotating the polishing member, it is to clean the foreign matter in the fluid adhering to the outer surface of the spherical valve seat member.

上記従来のドレントラップは、球形弁座部材の外表面に付着した流体中の異物を掃除するために、球形弁座部材と研磨部材を回転操作せしめる必要があった。そのため、部品点数が多く構造が複雑となる問題点があった。
特許第２７１１６０６号 The conventional drain trap needs to rotate the spherical valve seat member and the polishing member in order to clean the foreign matter in the fluid adhering to the outer surface of the spherical valve seat member. Therefore, there is a problem that the number of parts is large and the structure is complicated.
Japanese Patent No. 2711606

解決しようとする課題は、簡単な構造で弁座部材の先端部のテーパー部外表面に付着した流体中の異物を掃除できるようにすることである。 Problem to be solved is to be able to clean the foreign matter in the fluid adhered to the tapered portion outer surface of the tip portion of the valve seat member with a simple structure.

本発明は、弁ケーシングで入口と弁室と出口を形成し、弁室を出口側に連通する排出通路を有し先端部が弁室内に突出し先端部の外表面にテーパー部を有する弁座部材を弁室の下部に斜め上方に向けて設け、弁室内に弁座部材の先端面に離着座して排出通路を開閉する弁部材としてのフロートを配置したものにおいて、弁座部材を外部から排出通路の軸心回りに回転操作可能に設け、弁座部材を回転させたときに弁座部材の先端部のテーパー部外表面を擦る掃除部材を設けたことを特徴とする。 The present invention relates to a valve seat member in which an inlet, a valve chamber, and an outlet are formed in a valve casing, a discharge passage that communicates the valve chamber with the outlet side, a tip portion protruding into the valve chamber, and a tapered portion on the outer surface of the tip portion Is installed at the lower part of the valve chamber in an obliquely upward direction, and a float as a valve member that opens and closes the discharge passage by being attached to and detached from the tip surface of the valve seat member in the valve chamber is discharged from the outside. about the axis to rotate operably disposed passageways, you characterized in that a cleaning member for rubbing the tapered portion outer surface of the tip portion of the valve seat member when rotating the valve seat member.

本発明は、外部から弁座部材を回転させることにより、弁座部材の先端部のテーパー部外表面に付着した流体中の異物を掃除部材で掃除できるので、簡単な構造で弁座部材の先端部のテーパー部外表面に付着した流体中の異物を掃除できるという優れた効果を生じる。 The present invention, by rotating the valve seat member from the outside, since the foreign matter in the fluid adhered to the tapered portion outer surface of the tip portion of the valve seat member can be cleaned by cleaning means, the valve seat member with a simple structure tip It results an excellent effect that the parts foreign matter in the fluid adhered to the tapered portion the outer surface of the can clean.

本発明のドレントラップは、弁座部材を外部から排出通路の軸心回りに回転操作可能に設け、弁座部材を回転させたときに弁座部材の先端部のテーパー部外表面を擦る掃除部材を設けたものである。そのため、外部から弁座部材を回転させることにより、弁座部材の先端部のテーパー部外表面が掃除部材を擦り、弁座部材の先端部のテーパー部外表面に付着した流体中の異物が掃除される。このように、弁座部材を回転操作するだけで、弁座部材の先端部のテーパー部外表面に付着した流体中の異物を掃除することができる。 Drain trap of the present invention, the cleaning member is provided a valve seat member rotatably operated about the axis of the discharge passage from the outside, rubbing the tapered portion outer surface of the tip portion of the valve seat member when rotating the valve seat member Is provided. Therefore, by rotating the valve seat member from the outside, the tapered portion outer surface of the tip portion of the valve seat member rubs the cleaning member, foreign matter cleaning fluid adhering to the tapered portion outer surface of the tip portion of the valve seat member Is done. Thus, simply by rotating the valve seat member, it is possible to clean the foreign matter in the fluid adhered to the tapered portion outer surface of the tip portion of the valve seat member.

上記の技術的手段の具体例を示す実施例を説明する（図１参照）。本体１に蓋２をボルトで締結して弁ケーシング形成し、内部に弁室４を形成する。本体１は入口５と出口通路６と出口７を有し、入口５は弁室４の上部に連通する。入口５と出口７は同一軸上に形成する。弁室４の下部の蓋２に設けた弁座取付孔１３に弁室４を出口７側に連通する排出通路８を有する弁座部材９を挿入し、蓋２にねじ結合した袋ナット１４で弁座部材９を蓋２に回転操作可能に取り付ける。弁座部材９は先端部１５が弁室４内に突出し、排出通路８の軸心の延長線上に位置する後端部１６が袋ナット１４から外部に突出する。弁座部材９は弁室４の下部に斜め上方に向けて設ける。弁座部材９の後端部１６にドライバー等の工具の先端が嵌り弁座部材９を排出通路８の軸心回りに回転操作せしめる切割１７を設ける。弁座部材９の先端部１５のテーパー部１８の外表面に当接する掃除部材としての刃物１９をビス２２で蓋２に取り付ける。掃除部材１９は弁座部材９を回転させたときに先端部１５のテーパー部１８の外表面を擦り、先端部１５のテーパー部１８の外表面に付着した流体中の異物を掃除する。 An embodiment showing a specific example of the above technical means will be described (see FIG. 1). A lid 2 is fastened to the main body 1 with a bolt to form a valve casing, and a valve chamber 4 is formed inside. The main body 1 has an inlet 5, an outlet passage 6 and an outlet 7, and the inlet 5 communicates with the upper portion of the valve chamber 4. The inlet 5 and the outlet 7 are formed on the same axis. A valve seat member 9 having a discharge passage 8 communicating with the valve chamber 4 on the outlet 7 side is inserted into a valve seat mounting hole 13 provided in the lid 2 below the valve chamber 4, and a cap nut 14 screwed to the lid 2 is used. The valve seat member 9 is attached to the lid 2 so as to be rotatable. The valve seat member 9 has a front end portion 15 protruding into the valve chamber 4, and a rear end portion 16 located on an extension line of the axial center of the discharge passage 8 protruding from the cap nut 14 to the outside. The valve seat member 9 is provided obliquely upward at the lower part of the valve chamber 4. A slit 17 is provided at the rear end portion 16 of the valve seat member 9 so that the tip of a tool such as a screwdriver is fitted to rotate the valve seat member 9 about the axis of the discharge passage 8. A blade 19 as a cleaning member that comes into contact with the outer surface of the tapered portion 18 of the distal end portion 15 of the valve seat member 9 is attached to the lid 2 with a screw 22. The cleaning member 19 rubs the outer surface of the tapered portion 18 of the distal end portion 15 when the valve seat member 9 is rotated, and cleans foreign matters in the fluid adhering to the outer surface of the tapered portion 18 of the distal end portion 15.

蓋２と弁座部材９との間の気密を先端側シールリング２０と後端側シールリング２１で保つ。蓋２は出口通路１０を有し、弁座部材９は通孔２２を有する。弁室４の下部は排出通路８から通孔２２、出口通路１０，６を介して出口７に連通する。弁室４内に弁座部材９の先端部１５の先端面に離着座して排出通路８を開閉する弁部材としての中空球形のフロート１１を自由状態で配置する。フロート１１が排出通路８を閉じた位置で当接するフロート座１２をフロート１１の下方に、図面の手前側と向う側に２つ設ける。   Airtightness between the lid 2 and the valve seat member 9 is maintained by the front end side seal ring 20 and the rear end side seal ring 21. The lid 2 has an outlet passage 10, and the valve seat member 9 has a through hole 22. The lower portion of the valve chamber 4 communicates with the outlet 7 from the discharge passage 8 through the through hole 22 and the outlet passages 10 and 6. A hollow spherical float 11 serving as a valve member that opens and closes the discharge passage 8 by being seated on the distal end surface of the distal end portion 15 of the valve seat member 9 is disposed in the valve chamber 4 in a free state. Two float seats 12 with which the float 11 abuts at the position where the discharge passage 8 is closed are provided below the float 11 on the side facing the front side of the drawing.

入口５から流入したドレンは弁室４内に溜り、液面に応じてフロート１１が浮上降下して弁座部材９に離着座して排出通路８を開閉する。排出通路８が開けられると弁室４内のドレンが排出通路８、出口通路６，１０を通して出口７に排出され、排出通路８が閉じられると弁室４内の気体の漏出が防止される。   Drain flowing in from the inlet 5 accumulates in the valve chamber 4, and the float 11 rises and falls according to the liquid level and is seated on and off the valve seat member 9 to open and close the discharge passage 8. When the discharge passage 8 is opened, drain in the valve chamber 4 is discharged to the outlet 7 through the discharge passage 8 and the outlet passages 6 and 10, and when the discharge passage 8 is closed, leakage of gas in the valve chamber 4 is prevented.

弁座部材９の先端部１５のテーパー部１８外表面に付着した異物を掃除する場合、弁座部材９の後端部１６の切割１７にドライバー等の工具の先端を嵌めて弁座部材９を外部から排出通路８の軸心回りに回転させる。弁座部材９を回転させることにより弁座部材９の先端部１５のテーパー部１８外表面が掃除部材１９を擦り、弁座部材９の先端部１５のテーパー部１８外表面に付着した流体中の異物が掃除される。   When cleaning foreign matter adhering to the outer surface of the tapered portion 18 of the tip portion 15 of the valve seat member 9, the tip of a tool such as a screwdriver is fitted into the slit 17 of the rear end portion 16 of the valve seat member 9 to attach the valve seat member 9. It is rotated around the axis of the discharge passage 8 from the outside. By rotating the valve seat member 9, the outer surface of the tapered portion 18 of the distal end portion 15 of the valve seat member 9 rubs against the cleaning member 19, and the fluid in the fluid adhering to the outer surface of the tapered portion 18 of the distal end portion 15 of the valve seat member 9. Foreign objects are cleaned.

本発明の実施例のフロート式ドレントラップの断面図である。It is sectional drawing of the float type drain trap of the Example of this invention.

符号の説明Explanation of symbols

１ 本体
２ 蓋
４ 弁室
５ 入口
７ 出口
８ 排出通路
９ 弁座部材
１１ フロート
１５ 弁座部材の先端部
１６ 弁座部材の後端部
１８ 弁座部材の先端部のテーパー部
１９ 掃除部材
DESCRIPTION OF SYMBOLS 1 Main body 2 Lid 4 Valve chamber 5 Inlet 7 Outlet 8 Discharge passage 9 Valve seat member 11 Float 15 Valve seat member front end portion 16 Valve seat member rear end portion 18 Valve seat member front end portion taper portion 19 Cleaning member

Claims (1)

弁ケーシングで入口と弁室と出口を形成し、弁室を出口側に連通する排出通路を有し先端部が弁室内に突出し先端部の外表面にテーパー部を有する弁座部材を弁室の下部に斜め上方に向けて設け、弁室内に弁座部材の先端面に離着座して排出通路を開閉する弁部材としてのフロートを配置したものにおいて、弁座部材を外部から排出通路の軸心回りに回転操作可能に設け、弁座部材を回転させたときに弁座部材の先端部のテーパー部外表面を擦る掃除部材を設けたことを特徴とするドレントラップ。 The valve casing forms an inlet, a valve chamber, and an outlet , a valve seat member having a discharge passage that communicates the valve chamber with the outlet side, a tip portion protruding into the valve chamber, and a tapered portion on the outer surface of the tip portion . The float is provided in the lower part and obliquely upward, and a valve member that opens and closes the discharge passage by being seated on the front end surface of the valve seat member in the valve chamber. around the rotation operably provided, drain trap, characterized in that a cleaning member for rubbing the tapered portion outer surface of the tip portion of the valve seat member when rotating the valve seat member.
JP2006165942A 2006-06-15 2006-06-15 Drain trap Expired - Fee Related JP4865409B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2006165942A JP4865409B2 (en) 2006-06-15 2006-06-15 Drain trap

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Application Number Priority Date Filing Date Title
JP2006165942A JP4865409B2 (en) 2006-06-15 2006-06-15 Drain trap

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Publication Number Publication Date
JP2007333089A JP2007333089A (en) 2007-12-27
JP4865409B2 true JP4865409B2 (en) 2012-02-01

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JP2006165942A Expired - Fee Related JP4865409B2 (en) 2006-06-15 2006-06-15 Drain trap

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4890129B2 (en) * 2006-07-14 2012-03-07 株式会社テイエルブイ Drain trap
CN101949491A (en) * 2010-09-21 2011-01-19 上海奉洪阀门有限公司 Free floating-ball type drain valve

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2711606B2 (en) * 1992-02-14 1998-02-10 株式会社テイエルブイ Float valve
JP4271531B2 (en) * 2003-08-12 2009-06-03 株式会社テイエルブイ Float type drain trap
JP4354312B2 (en) * 2004-03-15 2009-10-28 株式会社テイエルブイ Temperature-responsive valve
JP4678710B2 (en) * 2004-03-15 2011-04-27 株式会社テイエルブイ Temperature-responsive valve

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