JPH0828748A - Air valve with cleaner - Google Patents
Air valve with cleanerInfo
- Publication number
- JPH0828748A JPH0828748A JP17099394A JP17099394A JPH0828748A JP H0828748 A JPH0828748 A JP H0828748A JP 17099394 A JP17099394 A JP 17099394A JP 17099394 A JP17099394 A JP 17099394A JP H0828748 A JPH0828748 A JP H0828748A
- Authority
- JP
- Japan
- Prior art keywords
- valve
- valve seat
- float
- vicinity
- ventilating passage
- 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.)
- Granted
Links
Landscapes
- Self-Closing Valves And Venting Or Aerating Valves (AREA)
- Details Of Valves (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、通水管の吸・排気を行
う空気弁において、弁座および通気路の付近に異物が付
着し、経時により乾燥した異物に弁体が固着することに
よって生じる作動不良を確実に防止するようにした洗浄
装置付き空気弁に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention is produced in an air valve for intake / exhaust of a water pipe when foreign matter adheres to the vicinity of a valve seat and a ventilation passage, and the valve body adheres to the dried foreign matter over time. The present invention relates to an air valve with a cleaning device that reliably prevents malfunction.
【０００２】[0002]
【従来の技術】通水管の吸・排気を行うために通水管に
連通して取付けられる空気弁は、図２に示すように、通
水管１の連結口１Ａに連通して取付けられた弁箱２と、
弁箱２の内部に収容されたフロ−ト３と、このフロ−ト
３に被冠されてフロ−ト３とともに案内部材４を案内に
昇降する弁体５を具備しており、この弁体５の外周部に
上向きのシ−ト部５Ａが形成されている。弁箱２の上部
には、吸・排気孔６を形成した蓋体７が取り付けられ、
吸・排気孔６の外周部に下向きに取付けられた弁座８が
弁体５のシ−ト部５Ａに対向している。したがって、通
水管１の配管が完了した初期の状態では、フロ−ト３お
よび弁体５が図示の開弁位置に保持される。そのため
に、通水管１への充水時、通水管１内の空気は、弁箱２
から案内部材４の切欠（図示省略）および吸・排気孔６
を通り、蓋体７と、この蓋体７の上部に取付けられてい
るカバ−９との空間、つまり吸・排気孔６と、蓋体７と
カバ−９との空間によって構成される通気路１０を通っ
て外部に急速排気される。一方、通水管１への充水によ
って、弁箱２内に水が流入するのに伴って、フロ−ト３
に浮力が発生し、フロ−ト３および弁体５が案内部材４
を案内に浮上して、弁体５のシ−ト部５Ａが弁座８に密
着して吸・排気孔６を閉成して止水するように構成され
ている。2. Description of the Related Art As shown in FIG. 2, an air valve connected to a water pipe for intake and exhaust of the water pipe is a valve box connected to a connecting port 1A of the water pipe 1 as shown in FIG. 2 and
The valve body is provided with a float 3 housed inside a valve box 2 and a valve body 5 which is capped by the float 3 and moves up and down with a guide member 4 together with the float 3. An upward sheet portion 5A is formed on the outer peripheral portion of the sheet 5. A lid 7 having an intake / exhaust hole 6 is attached to the upper portion of the valve box 2,
A valve seat 8 mounted downward on the outer peripheral portion of the intake / exhaust hole 6 faces the seat portion 5A of the valve body 5. Therefore, in the initial state where the piping of the water pipe 1 is completed, the float 3 and the valve body 5 are held at the valve opening position shown in the figure. Therefore, when the water pipe 1 is filled with water, the air in the water pipe 1 is discharged from the valve box 2
From the notch (not shown) of the guide member 4 and the intake / exhaust hole 6
Through the lid 7 and the cover 9 attached to the upper portion of the lid 7, that is, the air intake / exhaust holes 6, and the ventilation path formed by the space between the lid 7 and the cover 9. It is rapidly exhausted to the outside through 10. On the other hand, as the water flows into the valve box 2 due to the filling of the water pipe 1, the float 3
A buoyancy force is generated on the float 3 and the valve body 5 and the guide member 4
The seat portion 5A of the valve element 5 is configured to come into close contact with the valve seat 8 to close the intake / exhaust hole 6 to stop water.
【０００３】ところが、通水管１を通る流体が海水の場
合には、弁座８および通気路１０における吸・排気孔６
の付近に塩分等の異物が付着乾燥し、付着乾燥した塩分
等の異物により弁体５が弁座８に固着して、作動不良が
発生するおそれを有している。したがって、定期的にな
されるメンテナンス時において、作業者の手作業により
煩わし異物の除去作業が必要とされる。However, when the fluid passing through the water pipe 1 is seawater, the intake / exhaust holes 6 in the valve seat 8 and the air passage 10 are formed.
There is a risk that foreign matter such as salt adheres to the vicinity of and dry, and the foreign matter such as salt that adheres and dries causes the valve body 5 to stick to the valve seat 8, resulting in malfunction. Therefore, it is necessary to manually remove an extraneous substance during the maintenance which is regularly performed by the operator.
【０００４】[0004]
【発明が解決しようとする課題】解決しようとする問題
点は、弁座および通気路の付近に塩分等の異物が付着乾
燥し、作動不良が発生した場合、作業者の手作業により
煩わし異物の除去作業が必要な点である。The problem to be solved is that when foreign matter such as salt adheres and dries near the valve seat and the air passage to cause a malfunction, the operator manually causes the foreign matter to be removed. This is a point that requires removal work.
【０００５】[0005]
【課題を解決するための手段】本発明は、通水管に連通
して取付けられた弁箱と、この弁箱内に収容されたフロ
−トと、このフロ−トの上部に結合された弁体と、弁箱
内で前記フロ−トとともに昇降する前記弁体により開閉
される弁座と、この弁座と弁箱の外部とを連通させる通
気路を備えた空気弁において、前記弁座および通気路の
付近に向けて洗浄水を噴射させる洗浄装置が設けられて
いることを特徴とし、弁座および通気路の付近に塩分等
の異物が付着乾燥して、作動不良が発生するのを防止
し、作業者の手作業による異物の除去作業を不要にする
目的を達成した。According to the present invention, there is provided a valve box connected to a water pipe, a float accommodated in the valve box, and a valve connected to an upper portion of the float. An air valve having a body, a valve seat that is opened and closed by the valve body that moves up and down together with the float in the valve box, and an air passage that connects the valve seat and the outside of the valve box, A cleaning device that sprays cleaning water toward the vicinity of the air passage is provided to prevent malfunctions such as salt and other foreign matter from adhering and drying near the valve seat and air passage. However, the purpose of eliminating the work of removing foreign matter by a worker by hand has been achieved.
【０００６】[0006]
【作用】本発明によれば、洗浄装置を定期的に作動させ
て、弁座および通気路の付近に向けて洗浄水を噴射する
ことによって、弁座および通気路の付近に付着している
塩分等の異物を乾燥前に除去することができる。According to the present invention, the cleaning device is periodically operated to inject the cleaning water toward the vicinity of the valve seat and the air passage so that the salt content adhering to the vicinity of the valve seat and the air passage can be reduced. Foreign matter such as can be removed before drying.
【０００７】[0007]
【実施例】以下、本発明の実施例を図面に基づいて説明
する。図１は、本発明の一実施例を示す縦断面図であ
る。なお、前記図２の従来例と同一もしくは相当部分に
は、同一の符号を付して説明する。図１において、空気
弁は、通水管１の連結口１Ａに連通して取付けられた弁
箱２と、弁箱２の内部に収容されたフロ−ト３と、この
フロ−ト３に被冠されてフロ−ト３とともに案内部材４
を案内に昇降する弁体５を具備しており、この弁体５の
外周部に上向きのシ−ト部５Ａが形成されている。弁箱
２の上部には、吸・排気孔６を形成した蓋体７が取り付
けられ、吸・排気孔６の外周部に下向きに取付けられた
弁座８が弁体５のシ−ト部５Ａに対向している。したが
って、通水管１の配管が完了した初期の状態では、フロ
−ト３および弁体５が図示の開弁位置に保持される。そ
のために、通水管１への充水時、通水管１内の空気は、
弁箱２から案内部材４の切欠（図示省略）および吸・排
気孔６を通り、蓋体７と、この蓋体７の上部に取付けら
れているカバ−９との空間、つまり吸・排気孔６と、蓋
体７とカバ−９との空間によって構成される通気路１０
を通って外部に急速排気される。一方、通水管１への充
水によって、弁箱２内に水が流入するのに伴って、フロ
−ト３に浮力が発生し、フロ−ト３および弁体５が案内
部材４を案内に浮上して、弁体５のシ−ト部５Ａが弁座
８に密着して吸・排気孔６を閉成して止水するように構
成されている。Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a vertical sectional view showing an embodiment of the present invention. It should be noted that the same or corresponding parts as those of the conventional example of FIG. In FIG. 1, an air valve is a valve box 2 which is attached to communicate with a connecting port 1A of a water pipe 1, a float 3 which is housed inside the valve box 2, and a cover which is fitted to the float 3. And the guide member 4 together with the float 3
Is provided with a valve body 5 that moves up and down as a guide, and an upward sheet portion 5A is formed on the outer peripheral portion of the valve body 5. A lid 7 having an intake / exhaust hole 6 is attached to the upper part of the valve box 2, and a valve seat 8 attached downward to the outer periphery of the intake / exhaust hole 6 has a seat portion 5A of the valve element 5. Is facing. Therefore, in the initial state where the piping of the water pipe 1 is completed, the float 3 and the valve body 5 are held at the valve opening position shown in the figure. Therefore, when the water pipe 1 is filled with water, the air in the water pipe 1 is
A space between the valve body 2 and a cover member 9 attached to the upper portion of the lid body 7, that is, an intake / exhaust hole, passing through a notch (not shown) in the guide member 4 and the intake / exhaust hole 6. 6, a ventilation passage 10 formed by the space between the lid 7 and the cover 9.
It is rapidly exhausted to the outside through the. On the other hand, as water flows into the valve box 2 due to the water filling of the water pipe 1, buoyancy is generated in the float 3, and the float 3 and the valve body 5 guide the guide member 4. The seat portion 5A of the valve body 5 floats up and comes into close contact with the valve seat 8 to close the intake / exhaust holes 6 to stop the water.
【０００８】一方、カバ−９の中央部を貫通して洗浄装
置１１が取付けられている。洗浄装置１１は、弁座８お
よび通気路１０における吸・排気孔６の付近に向けて洗
浄水（水道水などの清水）を噴射させるためのもので、
高圧水源１１Ａと、この高圧水源１１Ａに接続された洗
浄水供給管１１Ｂと、洗浄水供給管１１Ｂに介設された
電磁弁もしくはボール弁などの制御弁１１Ｃとを備えて
いる。そして、洗浄水供給管１１Ｂの先端ノズル部は、
カバ−９の中央部を貫通して下向きに取付けられ、弁座
８および通気路１０における吸・排気孔６の付近に向け
て洗浄水を噴射できる指向性を有して開口している。ま
た、制御弁１１Ｃは図示されていないタイマーの時間設
定により、所定のサイクルで自動的に開閉するように構
成されている。On the other hand, a cleaning device 11 is attached through the central portion of the cover 9. The cleaning device 11 is for injecting cleaning water (clean water such as tap water) toward the vicinity of the intake / exhaust holes 6 in the valve seat 8 and the air passage 10.
It is provided with a high-pressure water source 11A, a wash water supply pipe 11B connected to the high-pressure water source 11A, and a control valve 11C such as an electromagnetic valve or a ball valve provided in the wash water supply pipe 11B. The tip nozzle portion of the wash water supply pipe 11B is
The cover 9 is attached downward through the central portion of the cover 9 and has a directivity that allows washing water to be sprayed toward the vicinity of the intake / exhaust holes 6 in the valve seat 8 and the air passage 10. Further, the control valve 11C is configured to automatically open and close in a predetermined cycle by setting the time of a timer (not shown).
【０００９】このような構成であれば、洗浄装置１１の
制御弁１１Ｃをタイマーの時間設定に基づいて弁開する
と、洗浄水は高圧水源１１Ａから洗浄水供給管１１Ｂを
通って弁座８および通気路１０の付近に向けて噴射され
る。その結果、弁座８および通気路１０における吸・排
気孔６の付近に付着している塩分等の異物を乾燥前に確
実に除去することができる。このため、弁座８および吸
・排気孔６の付近に塩分等の異物が付着乾燥して、作動
不良が発生するのを確実に防止し、従来なされていた作
業者の手作業による異物の除去作業を不要にすることが
できる。With such a configuration, when the control valve 11C of the cleaning device 11 is opened based on the time setting of the timer, the cleaning water flows from the high pressure water source 11A through the cleaning water supply pipe 11B to the valve seat 8 and the ventilation. It is injected toward the vicinity of the road 10. As a result, foreign matters such as salt adhering near the intake / exhaust holes 6 in the valve seat 8 and the air passage 10 can be reliably removed before drying. For this reason, it is possible to reliably prevent foreign matter such as salt from adhering and drying near the valve seat 8 and the intake / exhaust hole 6 to cause malfunction, and to remove the foreign matter by the manual work of the operator, which is conventionally done. Work can be eliminated.
【００１０】なお、前記実施例では、制御弁１１Ｃをタ
イマーの時間設定に基づいて自動開閉する電磁弁もしく
はボール弁によって構成して説明しているが、本発明
は、前記実施例にのみ限定されるものではなく、制御弁
１１Ｃを手動開閉弁によって構成してもよい。In the above embodiment, the control valve 11C is described as a solenoid valve or a ball valve that automatically opens and closes based on the time setting of the timer, but the present invention is limited to the above embodiment. Alternatively, the control valve 11C may be a manual on-off valve.
【００１１】[0011]
【発明の効果】以上説明したように、本発明は、洗浄装
置を定期的に作動させて、弁座および通気路の付近に向
けて洗浄水を噴射することによって、弁座および通気路
の付近に付着している塩分等の異物を乾燥前に除去する
ことができるので、弁座および通気路の付近に塩分等の
異物が付着乾燥して、作動不良が発生するのを確実に防
止し、従来なされていた作業者の手作業による異物の除
去作業を不要にすることができる。As described above, according to the present invention, the cleaning device is periodically operated to inject the cleaning water toward the vicinity of the valve seat and the air passage, thereby the vicinity of the valve seat and the air passage. Since foreign matter such as salt adhering to the can be removed before drying, it is possible to reliably prevent foreign matter such as salt from adhering and drying near the valve seat and the air passage to cause malfunction. It is possible to eliminate the conventional work of removing foreign matter by a worker's manual work.
【図１】本発明の一実施例を示す縦断面図である。FIG. 1 is a vertical sectional view showing an embodiment of the present invention.
【図２】従来例を示す縦断面図である。FIG. 2 is a vertical sectional view showing a conventional example.
１ 通水管 ２ 弁箱 ３ フロ−ト ５ 弁体 ８ 弁座 １０ 通気路 １１ 洗浄装置 1 Water pipe 2 Valve box 3 Float 5 Valve body 8 Valve seat 10 Ventilation path 11 Cleaning device
Claims (1)
この弁箱内に収容されたフロ−トと、このフロ−トの上
部に結合された弁体と、弁箱内で前記フロ−トとともに
昇降する前記弁体により開閉される弁座と、この弁座と
弁箱の外部とを連通させる通気路を備えた空気弁におい
て、前記弁座および通気路の付近に向けて洗浄水を噴射
させる洗浄装置が設けられていることを特徴とする洗浄
装置付き空気弁。1. A valve box mounted in communication with a water pipe,
A float accommodated in the valve box, a valve element coupled to the upper part of the float, a valve seat opened and closed by the valve element that moves up and down together with the float in the valve box, In an air valve having a ventilation passage that communicates the valve seat with the outside of the valve box, a cleaning device is provided which injects cleaning water toward the vicinity of the valve seat and the ventilation passage. With air valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17099394A JP2946018B2 (en) | 1994-07-22 | 1994-07-22 | Air valve with cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17099394A JP2946018B2 (en) | 1994-07-22 | 1994-07-22 | Air valve with cleaning device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0828748A true JPH0828748A (en) | 1996-02-02 |
| JP2946018B2 JP2946018B2 (en) | 1999-09-06 |
Family
ID=15915132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17099394A Expired - Fee Related JP2946018B2 (en) | 1994-07-22 | 1994-07-22 | Air valve with cleaning device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2946018B2 (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007046740A (en) * | 2005-08-11 | 2007-02-22 | Tlv Co Ltd | Float type drain trap |
| JP2007046739A (en) * | 2005-08-11 | 2007-02-22 | Tlv Co Ltd | Float type drain trap |
| JP2015190614A (en) * | 2014-03-31 | 2015-11-02 | 株式会社クボタ | Earthquake proof joint for branch pipe |
| JP2018044360A (en) * | 2016-09-14 | 2018-03-22 | 東京都下水道サービス株式会社 | Sewage pump equipment with air vent valve |
| CN110497157A (en) * | 2019-08-30 | 2019-11-26 | 河南环能阀门设备有限公司 | A kind of efficient cooling lining hot wind valve core and its technique |
| CN118066307A (en) * | 2024-04-18 | 2024-05-24 | 天虹阀门科技（泉州）有限公司 | Combined type high-speed air inlet and outlet valve |
-
1994
- 1994-07-22 JP JP17099394A patent/JP2946018B2/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007046740A (en) * | 2005-08-11 | 2007-02-22 | Tlv Co Ltd | Float type drain trap |
| JP2007046739A (en) * | 2005-08-11 | 2007-02-22 | Tlv Co Ltd | Float type drain trap |
| JP2015190614A (en) * | 2014-03-31 | 2015-11-02 | 株式会社クボタ | Earthquake proof joint for branch pipe |
| JP2018044360A (en) * | 2016-09-14 | 2018-03-22 | 東京都下水道サービス株式会社 | Sewage pump equipment with air vent valve |
| CN110497157A (en) * | 2019-08-30 | 2019-11-26 | 河南环能阀门设备有限公司 | A kind of efficient cooling lining hot wind valve core and its technique |
| CN110497157B (en) * | 2019-08-30 | 2021-06-18 | 河南环能阀门设备有限公司 | High-efficiency cooling lining hot blast valve core and process thereof |
| CN118066307A (en) * | 2024-04-18 | 2024-05-24 | 天虹阀门科技（泉州）有限公司 | Combined type high-speed air inlet and outlet valve |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2946018B2 (en) | 1999-09-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |