JPS59144876A - Knife gate valve with cleaning device of valve body and the like - Google Patents
Knife gate valve with cleaning device of valve body and the likeInfo
- Publication number
- JPS59144876A JPS59144876A JP1739583A JP1739583A JPS59144876A JP S59144876 A JPS59144876 A JP S59144876A JP 1739583 A JP1739583 A JP 1739583A JP 1739583 A JP1739583 A JP 1739583A JP S59144876 A JPS59144876 A JP S59144876A
- Authority
- JP
- Japan
- Prior art keywords
- valve body
- valve
- annular groove
- cleaning device
- knife gate
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K3/00—Gate valves or sliding valves, i.e. cut-off apparatus with closing members having a sliding movement along the seat for opening and closing
- F16K3/30—Details
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sliding Valves (AREA)
Abstract
Description
【発明の詳細な説明】
粉粒体のみ、あるいは粉粒体全含有する液体全パイプ輸
送する際、流路に設けたナイフゲ〜１・弁においては、
粉粒体が、弁体や弁座近くに堆積して、弁の閉塞が不完
全になったり、弁の開閉が不円謂となったり、あるいけ
弁体等が腐食したりすることがある。[Detailed Description of the Invention] When transporting only the powder or the whole liquid containing the powder or granules through a pipe, the knife valve provided in the flow path
Particles may accumulate near the valve body or valve seat, resulting in incomplete closure of the valve, uneven opening and closing of the valve, and corrosion of the valve body. .
木登ＦｙＪは、上述の欠点全解消したナイフゲ−１・弁
に関するもので、以下添付の図面に基いて具体的に説明
する。Kinoto FyJ relates to a knife game valve that completely eliminates the above-mentioned drawbacks, and will be specifically explained below based on the attached drawings.
第１図において、（１）は弁箱、（２）は板状の弁体で
、弁箱（１）の基端外面（第１図左向）には、ヨークに
３１の一端が固着され、かつヨーク（３）の他端には、
ノ・ンドル（４）が枢支されている。In Figure 1, (1) is a valve box, (2) is a plate-shaped valve body, and one end of 31 is fixed to a yoke on the outer surface of the base end of the valve housing (1) (towards the left in Figure 1). , and at the other end of the yoke (3),
No Ndol (4) is pivotally supported.
弁体（２）の外端に連結した線杆（５）は、ノ・ンドル
（４）に螺合し、ノ・ンドル（４）全回転することによ
り弁体（２）が線杆ｉ５１とともに移動して、弁が開閉
する。The wire rod (5) connected to the outer end of the valve body (2) is screwed into the knob (4), and when the knob (4) is fully rotated, the valve body (2) is moved together with the wire rod i51. The valve opens and closes as it moves.
第２図に示すように、弁口（６）の内側縁における軸線
方向の中間部要所には、弁体（２）のカイｌ−’１７）
１７１とストッパー１８１＋８１が止着爆れ、かつ弁体
（２）の後面（第２図下面）が接しうる、断面Ｈ字形を
なす環状の弁座（９）が嵌設烙ワでいる。As shown in Fig. 2, at a central point in the axial direction on the inner edge of the valve port (6), there is a chimney l-'17) of the valve body (2).
171 and stopper 181+81 are fixedly attached to each other, and an annular valve seat (9) having an H-shaped cross section is fitted into the valve seat (9) so that the rear surface (bottom surface in FIG. 2) of the valve body (2) can come into contact with the valve body (2).
弁ＣＩＩＧＩの前部（第２図上部）要所には、拡径段部
（１０）が切設され、との拡径段部（１０）には、欠配
する洗浄環（１１）が、止着環（１２）と０リング！ｌ
：（ｌ （ｌ ３＋をもって、気密的に嵌設されてい
る。An enlarged diameter step (10) is cut at a key point in the front part (upper part of FIG. 2) of the valve CIIGI, and a missing cleaning ring (11) is provided in the enlarged diameter step (10). Retaining ring (12) and 0 ring! l
:(l (l 3+) and is hermetically fitted.
洗浄環（１１１ば、外周面中央部に、環状菌種）を備え
、かつ後面には、環状前（１４）に連通ずるとともに、
弁体（２）方向を向く、多数の噴射孔（１５）が穿設妊
れている。A cleaning ring (111, annular bacteria type) is provided at the center of the outer peripheral surface, and the rear surface communicates with the annular front (14),
A large number of injection holes (15) facing toward the valve body (2) are drilled.
環状菌種）は、弁箱い）の外面要所に設けた洗浄流体人
口１１ｉｉ１と連通し、流体入口（１６）は、図示を省
略した洗浄流体源に接続されている。The annular bacteria species) communicate with a cleaning fluid population 11ii1 provided at key points on the outer surface of the valve case, and the fluid inlet (16) is connected to a cleaning fluid source (not shown).
弁箱（１）の基部における弁体（２）の出入通路０７）
の後面には、排出Ｉコ（１８）が穿設されている。Entry/exit passage for the valve body (2) at the base of the valve box (1) 07)
A discharge Ico (18) is drilled in the rear surface of the.
（＋ ！ｊはグランドパツキン、（２０）はパッギ７押
えであ−る。(+!j is a ground patchkin, (20) is a padgi 7 presser.
従来、粉粒体のみ、あるいは粉粒体を含有する液体の流
路に設けたナイフゲート弁においては、弁体（２）や弁
座（９）の前面、あるいは弁口（６）におけるう１゛体
（２）の周面の凹所に、粉粒体がイマ１沼することは避
けられなかった。Conventionally, in a knife gate valve installed in a flow path for only powder or a liquid containing powder, the valve body (2), the front face of the valve seat (9), or the valve opening (6) It was unavoidable that the powder and granules would accumulate in the recesses on the circumferential surface of the body (2).
従って、そのまま使用全続けると、付着した粉粒体が堆
積して次第に凝結し、ついに弁の開閉が不具合になった
り、弁の閉塞が不完全になったり、あるいは弁体が腐食
したりすることがある。Therefore, if you continue to use the product as it is, the attached particles will accumulate and gradually condense, resulting in problems with opening and closing the valve, incomplete closing of the valve, or corrosion of the valve body. There is.
しかし、上述した本発明ナイフゲート弁においては、こ
のような恐れのある時は、随時輸送物の輸送を停屯して
、弁口（６）内を空にした後、弁体（２）を閉じ、第２
図矢印で示すように、洗浄環旧）の噴射孔（１５）より
、弁体（２）等に旧著した粉粒体が、乾燥している場合
には空気を、寸だ液体を含む場合には水を噴射すること
により、これらを洗い落として、排出口（１８）より排
出し、弁体（２）等を／ｎ帰することができる。However, in the above-mentioned knife gate valve of the present invention, if there is such a possibility, the transportation of the transported object is stopped at any time, the inside of the valve port (6) is emptied, and then the valve body (2) is opened. close, second
As shown by the arrow in the figure, the powder and granules that have been deposited on the valve body (2), etc. from the injection hole (15) of the cleaning ring (old) contain air when it is dry, and air when it contains a small amount of liquid. These can be washed off by spraying water on them and discharged from the outlet (18), and the valve body (2) etc. can be returned to normal condition.
寸だ、弁体（２ンの開閉時、随時、空気又は水を噴射孔
（Ｉ５）より噴出妊せることにより、常に弁体（２）ヲ
清媒に保つことができる。By injecting air or water from the injection hole (I5) whenever the valve body (2) is opened or closed, the valve body (2) can be kept clean at all times.
なお、若干効果が落ちるが、ｆ九浄環（１１）に代えて
、弁の入口側パイプの適所より、洗浄流体を住人しても
よい。Incidentally, the cleaning fluid may be supplied from a suitable place on the pipe on the inlet side of the valve instead of the f9 cleaning ring (11), although the effect will be slightly lower.
上述のように、本発明ナイフゲート弁は、随時弁体等ｋ
ｍ掃しつるので、常に開閉が円滑かつ完全であり、弁体
等が腐食する恐れもない。As mentioned above, the knife gate valve of the present invention can be equipped with a valve body etc. at any time.
Since the valve has a sweeping mechanism, opening and closing are always smooth and complete, and there is no risk of corrosion of the valve body, etc.
第１図は、本発明ナイフゲート弁の一実施例の正面図、
第２図は、同じく要部拡大中央縦断正面図、第６図は、
第２図におけるＡ−Ａ線横断面図、第４図は、洗浄環の
一部切欠後面図である。FIG. 1 is a front view of an embodiment of the knife gate valve of the present invention, FIG. 2 is an enlarged center longitudinal sectional front view of the main parts, and FIG.
FIG. 2 is a cross-sectional view taken along the line A-A, and FIG. 4 is a partially cutaway rear view of the cleaning ring.
Claims (1)
洗浄流体源に連通ずる環状溝を備え、かつ後面に、前記
環状溝に連通ずるとともに、弁体方向を向く多数の噴射
孔が２設された洗浄環を設けたことを特徴とする、弁体
等の清掃装＃全備えるナイフゲ−１・弁。The front side of the plate-shaped valve body at the valve opening is provided with an annular groove communicating with an appropriate cleaning fluid source on the outer circumferential surface, and the rear surface thereof is provided with a large number of jets communicating with the annular groove and directed toward the valve body. A knife gear 1 valve that is equipped with a cleaning device for a valve body, etc., characterized by having a cleaning ring with two holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1739583A JPS59144876A (en) | 1983-02-07 | 1983-02-07 | Knife gate valve with cleaning device of valve body and the like |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1739583A JPS59144876A (en) | 1983-02-07 | 1983-02-07 | Knife gate valve with cleaning device of valve body and the like |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59144876A true JPS59144876A (en) | 1984-08-20 |
Family
ID=11942806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1739583A Pending JPS59144876A (en) | 1983-02-07 | 1983-02-07 | Knife gate valve with cleaning device of valve body and the like |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59144876A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62864U (en) * | 1985-06-18 | 1987-01-07 | ||
| JPH03119675U (en) * | 1990-03-22 | 1991-12-10 | ||
| DE4229492A1 (en) * | 1992-09-04 | 1993-01-14 | Voith Gmbh J M | Flat slider with at least one slide plate - has hollow body set in front of slide plates |
| WO2012005134A1 (en) * | 2010-07-09 | 2012-01-12 | 日本ボールバルブ株式会社 | Ball valve |
| CN110694959A (en) * | 2019-10-31 | 2020-01-17 | 方坤棉 | Clean processing system of pump valve block processing |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52101716A (en) * | 1976-02-23 | 1977-08-26 | Nippon Kokan Kk | Sluice valve |
-
1983
- 1983-02-07 JP JP1739583A patent/JPS59144876A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52101716A (en) * | 1976-02-23 | 1977-08-26 | Nippon Kokan Kk | Sluice valve |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62864U (en) * | 1985-06-18 | 1987-01-07 | ||
| JPH0322597Y2 (en) * | 1985-06-18 | 1991-05-16 | ||
| JPH03119675U (en) * | 1990-03-22 | 1991-12-10 | ||
| DE4229492A1 (en) * | 1992-09-04 | 1993-01-14 | Voith Gmbh J M | Flat slider with at least one slide plate - has hollow body set in front of slide plates |
| WO2012005134A1 (en) * | 2010-07-09 | 2012-01-12 | 日本ボールバルブ株式会社 | Ball valve |
| JP2012017826A (en) * | 2010-07-09 | 2012-01-26 | Nippon Ball Valve Co Ltd | Ball valve |
| CN110694959A (en) * | 2019-10-31 | 2020-01-17 | 方坤棉 | Clean processing system of pump valve block processing |
| CN110694959B (en) * | 2019-10-31 | 2021-11-05 | 广州白云液压机械厂有限公司 | Clean processing system of pump valve block processing |
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