JPH0533883A - Valve inspecting device - Google Patents
Valve inspecting deviceInfo
- Publication number
- JPH0533883A JPH0533883A JP19168791A JP19168791A JPH0533883A JP H0533883 A JPH0533883 A JP H0533883A JP 19168791 A JP19168791 A JP 19168791A JP 19168791 A JP19168791 A JP 19168791A JP H0533883 A JPH0533883 A JP H0533883A
- Authority
- JP
- Japan
- Prior art keywords
- valve
- operating member
- unit
- seal
- sealing
- 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
Landscapes
- Details Of Valves (AREA)
Abstract
Description
【0001】[0001]
【産業上の利用分野】本発明は、ゲートバルブ、ボール
バルブ等のバルブ検査装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a valve inspection device for gate valves, ball valves and the like.
【0002】[0002]
【従来の技術】従来、ゲートバルブ、ボールバルブ等の
操作部材(ハンドル)を備えるバルブにあっては、一定
の操作トルクで開閉操作できるか否かを検査する操作ト
ルク試験、全閉状態下での流体洩れの有無を検査する弁
座洩れ試験等を、人手により実施している。2. Description of the Related Art Conventionally, a valve provided with an operating member (handle) such as a gate valve and a ball valve has an operating torque test for inspecting whether it can be opened and closed with a constant operating torque. The valve seat leak test, which inspects for fluid leaks, is performed manually.
【0003】[0003]
【発明が解決しようとする課題】バルブの操作トルク試
験、弁座洩れ試験等を人手により実施する場合には、下
記〜の問題点がある。When the valve operating torque test, the valve seat leakage test, etc. are manually performed, there are the following problems.
【0004】操作部材の開閉操作を伴うため、その操
作時間を必要とし、生産性が低い。 操作トルク試験はトルクレンチを必要とし、特に大型
バルブでは大型トルクレンチを必要とし、煩雑である。 万一バルブに欠陥があった場合、弁箱等の破裂を伴
い、人手による検査では危険である。Since the opening / closing operation of the operation member is required, the operation time is required and the productivity is low. The operation torque test requires a torque wrench, and in particular, a large valve requires a large torque wrench, which is complicated. Should the valve be defective, the valve box and other parts will burst, and manual inspection is dangerous.
【0005】本発明は、バルブの検査を自動化し、検査
作業の安全、合理化を図ることを目的とする。It is an object of the present invention to automate the inspection of valves to ensure the safety and rationalization of inspection work.
【0006】[0006]
【課題を解決するための手段】本発明は、バルブ支持台
と、バルブの流路をシールするシール装置と、バルブの
操作部材を回転する操作部材回転装置と、シール装置に
よりシールされたバルブ内に流体圧を印加可能とする加
圧装置と、シール装置と操作部材回転装置と加圧装置と
を制御する制御装置とを有して構成されるようにしたも
のである。According to the present invention, there is provided a valve support base, a sealing device for sealing a flow path of a valve, an operating member rotating device for rotating an operating member of the valve, and an internal valve sealed by the sealing device. And a control device for controlling the sealing device, the operating member rotating device and the pressurizing device.
【0007】[0007]
【作用】本発明によれば、下記、の作用がある。 バルブは、シール装置により機械的にシールされ、か
つ操作部材回転装置により機械的に操作部材を開閉操作
され、加圧装置により機械的にバルブ内に流体圧を印加
される。そして、制御装置により、操作トルク試験、弁
座洩れ試験、バルブ耐圧試験等を実行可能とされる。従
って、検査時間を短縮して生産性を高くすることができ
るとともに、検査のための作業性を単純化できる。According to the present invention, there are the following actions. The valve is mechanically sealed by a sealing device, and the operating member is mechanically opened and closed by an operating member rotating device, and a fluid pressure is mechanically applied to the inside of the valve by a pressurizing device. Then, the control device can execute an operation torque test, a valve seat leakage test, a valve pressure resistance test, and the like. Therefore, the inspection time can be shortened to improve the productivity and the workability for the inspection can be simplified.
【0008】人手によらないから、万一のバルブの欠
陥に伴う弁箱等の破裂に際しても、安全である。Since it does not require manual labor, it is safe even if the valve box or the like is ruptured due to a defective valve.
【0009】[0009]
【実施例】図1は本発明の一実施例に係るバルブ検査装
置を示す模式図である。バルブ検査装置10は、ゲート
バルブ、ボールバルブ等のバルブ1の操作トルク試験、
弁座洩れ試験、バルブ耐圧試験等を実行可能とするもの
であり、バルブ支持台11、シール装置12、操作部材
回転装置13、加圧装置14、制御装置15を有して構
成される。FIG. 1 is a schematic diagram showing a valve inspection device according to an embodiment of the present invention. The valve inspection device 10 is used for an operation torque test of the valve 1 such as a gate valve and a ball valve.
The valve seat leakage test, the valve pressure resistance test, and the like can be executed, and the valve support base 11, the sealing device 12, the operating member rotating device 13, the pressurizing device 14, and the control device 15 are provided.
【0010】バルブ支持台11は、門型フレーム21の
内外に延設されるレール22上を走航可能に設置され、
バルブ1が大型である場合にも、検査位置に対し容易に
搬入/搬出できるようにしている。The valve support base 11 is installed so as to be able to travel on a rail 22 extending inside and outside the gate frame 21.
Even if the valve 1 is large, it can be easily loaded / unloaded to / from the inspection position.
【0011】シール装置12は、門型フレーム21の両
側に設けられる左右一対の油圧シリンダ、空圧シリンダ
等のシールシリンダ装置23、24と、各シールシリン
ダ装置23、24によって駆動されるシール治具25、
26とから構成されている。各シール治具25、26は
対応するシールシリンダ装置23、24の作動により、
バルブ1の両側の受口2、3を密閉可能とする。尚、シ
ール治具25、26は、モータを用いたねじ送り装置に
よって駆動されるものであっても良い。一方のシール治
具25には流体加圧口27が設けられ、他方のシール治
具26には流体排出口28が設けられる。流体加圧口2
7には加圧装置14が接続され、流体排出口28には不
図示のソレノイドバルブ等の開閉弁が接続される。The sealing device 12 is a pair of left and right hydraulic cylinders, pneumatic cylinders and other sealing cylinder devices 23 and 24 provided on both sides of the portal frame 21, and a sealing jig driven by each sealing cylinder device 23 and 24. 25,
And 26. The respective sealing jigs 25 and 26 are operated by the corresponding sealing cylinder devices 23 and 24,
The receptacles 2 and 3 on both sides of the valve 1 can be sealed. The sealing jigs 25 and 26 may be driven by a screw feeding device using a motor. The one sealing jig 25 is provided with a fluid pressurizing port 27, and the other sealing jig 26 is provided with a fluid discharge port 28. Fluid pressurizing port 2
A pressurizing device 14 is connected to 7, and an opening / closing valve such as a solenoid valve (not shown) is connected to the fluid discharge port 28.
【0012】操作部材回転装置13は、門型フレーム2
1の中央上部に配設され、バルブ1の操作部材4(ハン
ドル)に係合し得る操作治具31と、操作治具31を駆
動するための油圧モータ、ギヤードモータ等の操作モー
タ32と、操作治具31及び操作モータ32をバルブ1
の上方から昇降して該操作治具31をバルブ1の操作部
材4に係脱可能とする昇降シリンダ装置33とから構成
されている。The operating member rotating device 13 includes a gate frame 2
1, an operation jig 31 that can be engaged with the operation member 4 (handle) of the valve 1, and an operation motor 32 such as a hydraulic motor or a geared motor for driving the operation jig 31; The operation jig 31 and the operation motor 32 are connected to the valve 1
And an elevating cylinder device 33 that can be lifted up and down from above to allow the operating jig 31 to engage with and disengage from the operating member 4 of the valve 1.
【0013】加圧装置14は、シール装置12の流体加
圧口27を介して、バルブ1の流体通路内に空気、又は
水等の流体圧を印加可能とする。空気の印加により気密
を検査し、水の印加により水密を検査できる。The pressurizing device 14 can apply a fluid pressure such as air or water into the fluid passage of the valve 1 through the fluid pressurizing port 27 of the sealing device 12. Airtightness can be inspected by applying air, and watertightness can be inspected by applying water.
【0014】制御装置15は、シール装置12と操作部
材回転装置13と加圧装置14とを制御し、下記(A) 〜
(C) の如くのバルブ検査を行なう。尚、制御装置15
は、下記(A) 〜(C) に先立ち、シール装置12を作動
し、バルブ1の両側の受口2、3を密閉する。The control device 15 controls the sealing device 12, the operating member rotating device 13 and the pressurizing device 14, and the following (A)-
Inspect the valve as shown in (C). The controller 15
Prior to the following (A) to (C), the sealing device 12 is operated to seal the receiving ports 2 and 3 on both sides of the valve 1.
【0015】(A) 操作トルク試験 制御装置15は、操作部材回転装置13の昇降シリンダ
装置33を作動させて操作治具31をバルブ1の操作部
材4に押圧し、かつ操作モータ32を駆動して操作部材
4を回転操作する。このとき、制御装置15は、操作部
材回転装置13の操作モータ32が操作部材4を回転す
るトルクを管理し、操作トルク試験を実行する。(A) Operation Torque Test The control device 15 operates the lift cylinder device 33 of the operation member rotating device 13 to press the operation jig 31 against the operation member 4 of the valve 1 and drive the operation motor 32. The operation member 4 is operated to rotate. At this time, the control device 15 manages the torque with which the operating motor 32 of the operating member rotating device 13 rotates the operating member 4, and executes the operating torque test.
【0016】具体的には、操作モータ32による操作部
材4の駆動系にトルク制限装置を介装しておき、所定の
トルクで操作部材4を回転できるか否かを検査する。操
作トルク試験の結果の異常は、例えばブザー等にて表示
される。Specifically, a torque limiting device is provided in the drive system of the operating member 4 by the operating motor 32, and it is checked whether or not the operating member 4 can be rotated with a predetermined torque. The abnormality of the result of the operation torque test is displayed by, for example, a buzzer.
【0017】(B) 弁座洩れ試験 制御装置15は、上記(A) に引き続き、操作部材回転装
置13が上記(A) の所定のトルクでバルブ1を全閉とす
る状態下で、加圧装置14を作動させてバルブ1の流体
通路内に流体圧を印加し、一定保持時間経過後の当該加
圧力の低減状態を検知することにて、弁座洩れ試験を実
行する。弁座洩れ試験の結果の異常は、例えばブザー等
にて表示される。(B) Valve Seat Leakage Test The controller 15 pressurizes the valve 1 under the condition that the operating member rotating device 13 fully closes the valve 1 with the predetermined torque of (A) following the above (A). The valve seat leakage test is executed by operating the device 14 to apply the fluid pressure to the fluid passage of the valve 1 and detecting the reduced state of the applied pressure after the lapse of a certain holding time. The abnormality of the result of the valve seat leakage test is displayed by, for example, a buzzer.
【0018】(C) バルブ耐圧試験 制御装置15は、上記(B) に引き続き、操作部材回転装
置13にてバルブ1を開いた状態下で、加圧装置14を
作動してバルブ1の流体通路内に流体圧を印加し、一定
保持時間経過後の当該加圧力の低減状態を検知すること
により、バルブ耐圧試験を実行する。バルブ耐圧試験の
結果の異常は、例えばブザー等にて表示される。(C) Valve pressure resistance test The control device 15 continues to the above (B) and operates the pressurizing device 14 under the condition that the valve 1 is opened by the operating member rotating device 13 to operate the fluid passage of the valve 1. A valve pressure resistance test is executed by applying a fluid pressure to the inside and detecting the reduced state of the applied pressure after a certain holding time. The abnormal result of the valve pressure resistance test is displayed, for example, by a buzzer or the like.
【0019】次に、上記実施例の作用について説明す
る。 バルブ1は、シール装置12により機械的にシールさ
れ、かつ操作部材回転装置13により機械的に操作部材
4を開閉操作され、加圧装置14により機械的にバルブ
1内に流体圧を印加される。そして、制御装置15によ
り、操作トルク試験、弁座洩れ試験、バルブ耐圧試験等
を実行可能とされる。従って、検査時間を短縮して生産
性を高くすることができるとともに、検査のための作業
性を単純化できる。Next, the operation of the above embodiment will be described. The valve 1 is mechanically sealed by a sealing device 12, the operating member 4 is mechanically opened and closed by an operating member rotating device 13, and a fluid pressure is mechanically applied to the inside of the valve 1 by a pressurizing device 14. .. Then, the control device 15 can execute an operation torque test, a valve seat leakage test, a valve pressure resistance test, and the like. Therefore, the inspection time can be shortened to improve the productivity and the workability for the inspection can be simplified.
【0020】人手によらないから、万一のバルブ1の
欠陥に伴う弁箱等の破裂に際しても、安全である。Since it does not require manual labor, it is safe even if the valve box or the like is ruptured due to a defect of the valve 1.
【0021】尚、本発明のバルブ検査装置は、バルブの
全閉〜全開の回転角度が、数回転を必要とするもの、90
度であるもの等、いずれのものにも適用できる。The valve inspection apparatus of the present invention requires that the rotation angle of the valve from fully closed to fully open requires several rotations.
It can be applied to anything such as a degree.
【0022】[0022]
【発明の効果】以上のように本発明によれば、バルブの
検査を自動化し、検査作業の安全、合理化を図ることが
できる。As described above, according to the present invention, the inspection of the valve can be automated, and the safety and rationalization of the inspection work can be achieved.
【図1】図1は本発明の一実施例に係るバルブ検査装置
を示す模式図である。FIG. 1 is a schematic view showing a valve inspection device according to an embodiment of the present invention.
1 バルブ 4 操作部材 10 バルブ検査装置 11 バルブ支持台 12 シール装置 13 操作部材回転装置 14 加圧装置 15 制御装置 DESCRIPTION OF SYMBOLS 1 valve 4 operating member 10 valve inspection device 11 valve support 12 sealing device 13 operating member rotating device 14 pressurizing device 15 control device
Claims (1)
するシール装置と、バルブの操作部材を回転する操作部
材回転装置と、シール装置によりシールされたバルブ内
に流体圧を印加可能とする加圧装置と、シール装置と操
作部材回転装置と加圧装置とを制御する制御装置とを有
して構成されるバルブ検査装置。Claim: What is claimed is: 1. A valve support base, a sealing device for sealing a flow path of a valve, an operating member rotating device for rotating an operating member of the valve, and a fluid inside the valve sealed by the sealing device. A valve inspection device configured to include a pressurizing device that can apply pressure, a sealing device, an operating member rotating device, and a control device that controls the pressurizing device.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19168791A JPH0533883A (en) | 1991-07-31 | 1991-07-31 | Valve inspecting device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP19168791A JPH0533883A (en) | 1991-07-31 | 1991-07-31 | Valve inspecting device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0533883A true JPH0533883A (en) | 1993-02-09 |
Family
ID=16278792
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP19168791A Pending JPH0533883A (en) | 1991-07-31 | 1991-07-31 | Valve inspecting device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0533883A (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100814111B1 (en) * | 2007-11-14 | 2008-03-14 | 엘앤텍(주) | Test system for valve |
WO2010151680A3 (en) * | 2009-06-24 | 2011-03-31 | Weir Spm, Inc. | Stand for pressure relief valve |
KR101382122B1 (en) * | 2013-01-28 | 2014-04-10 | 한전케이피에스 주식회사 | Valve leak test and stoke adjust equipment |
JP2017044583A (en) * | 2015-08-27 | 2017-03-02 | 株式会社クボタ | Pressure testing device for valve |
US9638337B2 (en) | 2012-08-16 | 2017-05-02 | S.P.M. Flow Control, Inc. | Plug valve having preloaded seal segments |
US9857807B2 (en) | 2012-08-17 | 2018-01-02 | S.P.M. Flow Control, Inc. | Automated relief valve control system and method |
US11519530B2 (en) | 2015-06-15 | 2022-12-06 | Spm Oil & Gas Inc. | Full-root-radius-threaded wing nut having increased wall thickness |
-
1991
- 1991-07-31 JP JP19168791A patent/JPH0533883A/en active Pending
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100814111B1 (en) * | 2007-11-14 | 2008-03-14 | 엘앤텍(주) | Test system for valve |
WO2010151680A3 (en) * | 2009-06-24 | 2011-03-31 | Weir Spm, Inc. | Stand for pressure relief valve |
US9638337B2 (en) | 2012-08-16 | 2017-05-02 | S.P.M. Flow Control, Inc. | Plug valve having preloaded seal segments |
US9857807B2 (en) | 2012-08-17 | 2018-01-02 | S.P.M. Flow Control, Inc. | Automated relief valve control system and method |
KR101382122B1 (en) * | 2013-01-28 | 2014-04-10 | 한전케이피에스 주식회사 | Valve leak test and stoke adjust equipment |
US11519530B2 (en) | 2015-06-15 | 2022-12-06 | Spm Oil & Gas Inc. | Full-root-radius-threaded wing nut having increased wall thickness |
JP2017044583A (en) * | 2015-08-27 | 2017-03-02 | 株式会社クボタ | Pressure testing device for valve |
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