CN104931242A - Fault detection method for detecting whether regulating valve can reach rated stroke - Google Patents

Fault detection method for detecting whether regulating valve can reach rated stroke Download PDF

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Publication number
CN104931242A
CN104931242A CN 201510280020 CN201510280020A CN104931242A CN 104931242 A CN104931242 A CN 104931242A CN 201510280020 CN201510280020 CN 201510280020 CN 201510280020 A CN201510280020 A CN 201510280020A CN 104931242 A CN104931242 A CN 104931242A
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Prior art keywords
valve
detection method
fault detection
detecting
reach
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CN 201510280020
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Chinese (zh)
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许瑞华
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扬中市第一蝶阀厂有限公司
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Abstract

The invention provides a fault detection method for detecting whether a regulating valve can reach the rated stroke. The fault detection method is characterized in that the method includes following steps: a) detecting an execution mechanism and accessories; b) detecting a positioner; c) detecting a spring of the execution mechanism; d) detecting a shaft and a valve stem; e) detecting a valve trim; f) detecting the friction of a filler; and g) detecting the position of a limiting block. According to the fault detection method for detecting whether the regulating valve can reach the rated stroke, the fault position can be rapidly determined, a basis is laid for next maintenance, the maintenance time is saved, and the maintenance efficiency is improved.

Description

调节阀阀门不能达到额定行程故障检测方法 Valve regulating valve stroke can not reach the rated fault detection method

技术领域 FIELD

[0001] 本发明涉及调节阀阀门不能达到额定行程故障检测方法,属于调节阀维修技术领域。 [0001] The present invention relates to a valve regulating valve stroke can not reach the rated fault detection method, belonging to the control valve repair technical field.

背景技术 Background technique

[0002] 调节阀在工艺生产中是控制流量和调节压力的装置,它处于高温、高压、易燃、易爆、有毒和有腐蚀等条件下工作,为保障其在这种恶劣条件下能正常运转,必须熟练掌握调节阀的各种故障处理,以备有状况时随时处理。 [0002] In the process for producing the control valve is controlling the flow rate and pressure regulating means, it is at a high temperature, high pressure, flammable, explosive, toxic and corrosive under working conditions, to protect such harsh conditions under which the normal operation, must be familiar with the various fault handling control valve to the time available anytime condition.

[0003] 调节阀由执行机构和阀组成,执行机构起推动作用,阀起调节流量的作用#执行机构是将控制信号转换成相应的动作来控制阀内截流件的位置或其他调节机构的装置,以压缩空气为动力源的调节阀为气动调节阀,以电为动力源的调节阀为电动调节阀,这两种是最常用的调节阀。 [0003] The regulating valve from the actuators and valves, actuators play a catalytic role, role # actuator flow adjustment valve lift is to convert a control signal into the appropriate action to control the position or other regulatory bodies within the valve closure member of the device , compressed air as the power source for the pneumatic valve control valve, to electric power source for the electric control valve control valve, the two most commonly used valve.

[0004]调节阀维修的关键之一,是快速判断故障位置,以便为下一步的维修打下基础,节约维修时间,提高维修效率。 One [0004] The key control valve maintenance, is to quickly determine the position, in order to lay the foundation for the next maintenance, maintenance time saving, improved maintenance efficiency.

发明内容 SUMMARY

[0005] 针对现有技术的不足,本发明的目的是根据出现故障部件的几率及部件的复杂程度,提供调节阀阀门不能达到额定行程故障检测方法,可以快速判断故障位置,以便为下一步的维修打下基础,节约维修时间,提高维修效率。 [0005] for the deficiencies of the prior art, an object of the present invention is the complexity and the chance of faulty parts member, there is provided a valve regulating valve stroke can not reach the rated fault detection, fault location can be quickly determined, the next step is to service basis, saving maintenance time and improve maintenance efficiency.

[0006] 为实现上述目的,本发明是通过以下技术手段来实现的: [0006] To achieve the above object, the present invention is achieved by the following technical means:

调节阀阀门不能达到额定行程故障检测方法,其特征在于:包括以下步骤: Valve regulating valve stroke can not reach the rated fault detection method, characterized by: comprising the steps of:

a)检测执行机构和附件; a) detecting actuators and accessories;

b)检测定位器; b) detecting the retainer;

c)检测执行机构弹簧; c) detecting actuator spring;

d)检测轴和阀杆; d) detecting and stem axis;

e)检测阀内件; e) detecting valve member;

f)检测填料摩擦力; f) detecting packing friction;

g)检测限位块位置。 g) detecting the position of the stopper.

[0007] 进一步地: [0007] Further:

所述的调节阀阀门不能达到额定行程故障检测方法,其特征在于:所述的步骤a)包括,如执行机构或附件泄漏,对执行机构、气管、接头和止漏。 The regulating valve stroke of the valve can not reach the rated fault detection method, wherein: said step a) comprises, as the actuator attachment or leakage of the actuator, the trachea, joints and stanch.

[0008] 所述的调节阀阀门不能达到额定行程故障检测方法,其特征在于:所述的步骤b)包括,如定位器没有校准,校准定位器。 Valve control valve according to [0008] can not reach the rated travel fault detection method, wherein: said step b) comprises, as the positioner is not calibrated calibration fixture.

[0009] 所述的调节阀阀门不能达到额定行程故障检测方法,其特征在于:所述的步骤c)包括,如执行机构弹簧额定值太小,更换弹簧。 Valve control valve according to [0009] can not reach the rated travel fault detection method, wherein: said step c) comprises, as the actuator spring rating is too small, replace the spring.

[0010] 所述的调节阀阀门不能达到额定行程故障检测方法,其特征在于:所述的步骤d)包括,如轴或阀杆弯曲,修理或更换轴和阀杆。 Valve control valve according to [0010] can not reach the rated travel fault detection method, wherein: said step d) comprises, as a shaft or stem bending, and repair or replacement of the valve stem shaft.

[0011] 所述的调节阀阀门不能达到额定行程故障检测方法,其特征在于:所述的步骤e)包括,如阀内件损坏或不干净,修理或更换,清洗干净阀内件。 Valve control valve according to [0011] can not reach the rated travel fault detection method, wherein: said step e) includes, as the inner valve member is damaged or not clean, repair or replace, clean valve member.

[0012] 所述的调节阀阀门不能达到额定行程故障检测方法,其特征在于:所述的步骤f)包括,如填料摩擦力太大,松开填料,加润滑油。 Valve control valve [0012] can not reach the rated travel of the fault detection method, wherein: said step f) comprises, as a filler is too much friction, loosen the packing, add oil.

[0013] 所述的调节阀阀门不能达到额定行程故障检测方法,其特征在于:所述的步骤g)包括,如限位块位置不准,重新调整限位块。 Valve control valve according to [0013] can not reach the rated travel fault detection method, wherein: said step g) comprises, such as stopper position are not allowed to re-adjust the stopper.

[0014] 本发明的有益效果是:本发明提供的调节阀阀门不能达到额定行程故障检测方法,可以快速判断故障位置,以便为下一步的维修打下基础,节约维修时间,提高维修效率。 [0014] Advantageous effects of the present invention are: the present invention provides a valve regulating valve stroke can not reach the rated fault detection, fault location can be quickly determined to lay the foundation for the next maintenance, maintenance time saving, improved maintenance efficiency.

具体实施方式 detailed description

[0015] 调节阀阀门不能达到额定行程故障检测方法,其特征在于:包括以下步骤: [0015] The regulating valve stroke of the valve can not reach the rated fault detection method, characterized by: comprising the steps of:

a)检测执行机构和附件; a) detecting actuators and accessories;

b)检测定位器; b) detecting the retainer;

c)检测执行机构弹簧; c) detecting actuator spring;

d)检测轴和阀杆; d) detecting and stem axis;

e)检测阀内件; e) detecting valve member;

f)检测填料摩擦力; f) detecting packing friction;

g)检测限位块位置。 g) detecting the position of the stopper.

[0016] 进一步地: [0016] Further:

所述的调节阀阀门不能达到额定行程故障检测方法,其特征在于:所述的步骤a)包括,如执行机构或附件泄漏,对执行机构、气管、接头和止漏。 The regulating valve stroke of the valve can not reach the rated fault detection method, wherein: said step a) comprises, as the actuator attachment or leakage of the actuator, the trachea, joints and stanch.

[0017] 所述的调节阀阀门不能达到额定行程故障检测方法,其特征在于:所述的步骤b)包括,如定位器没有校准,校准定位器。 The [0017] control valve stroke of the valve can not reach the rated fault detection method, wherein: said step b) comprises, as the positioner is not calibrated calibration fixture.

[0018] 所述的调节阀阀门不能达到额定行程故障检测方法,其特征在于:所述的步骤c)包括,如执行机构弹簧额定值太小,更换弹簧。 Valve control valve according to [0018] can not reach the rated travel fault detection method, wherein: said step c) comprises, as the actuator spring rating is too small, replace the spring.

[0019] 所述的调节阀阀门不能达到额定行程故障检测方法,其特征在于:所述的步骤d)包括,如轴或阀杆弯曲,修理或更换轴和阀杆。 Valve control valve according to [0019] can not reach the rated travel fault detection method, wherein: said step d) comprises, as a shaft or stem bending, and repair or replacement of the valve stem shaft.

[0020] 所述的调节阀阀门不能达到额定行程故障检测方法,其特征在于:所述的步骤e)包括,如阀内件损坏或不干净,修理或更换,清洗干净阀内件。 Valve control valve according to [0020] can not reach the rated travel fault detection method, wherein: said step e) includes, as the inner valve member is damaged or not clean, repair or replace, clean valve member.

[0021] 所述的调节阀阀门不能达到额定行程故障检测方法,其特征在于:所述的步骤f)包括,如填料摩擦力太大,松开填料,加润滑油。 The [0021] control valve stroke of the valve can not reach the rated fault detection method, wherein: said step f) comprises, as a filler is too much friction, loosen the packing, add oil.

[0022] 所述的调节阀阀门不能达到额定行程故障检测方法,其特征在于:所述的步骤g)包括,如限位块位置不准,重新调整限位块。 Valve control valve according to [0022] can not reach the rated travel fault detection method, wherein: said step g) comprises, such as stopper position are not allowed to re-adjust the stopper.

[0023] 以上显示和描述了本发明的基本原理、主要特征及优点。 [0023] The above and described the principles of the invention, the main features and advantages. 本行业的技术人员应该了解,本设计不受上述实施例的限制,上述实施例和说明书中描述的只是说明本设计的原理,在不脱离本设计精神和范围的前提下,本设计还会有各种变化和改进,这些变化和改进都落入要求保护的本设计范围内。 The industry the art will appreciate, this design is not limited to the above embodiment, the above-described examples and embodiments described in the specification are only illustrative of the principles of the present design, without departing from the spirit and scope of the present design, the present design there will various changes and improvements, changes and modifications which fall within the claimed scope of the present design. 本设计要求保护范围由所附的权利要求书及其等效物界定。 This design requires the scope by the appended claims and their equivalents.

Claims (8)

  1. 1.调节阀阀门不能达到额定行程故障检测方法,其特征在于:包括以下步骤: a)检测执行机构和附件; b)检测定位器; c)检测执行机构弹簧; d)检测轴和阀杆; e)检测阀内件; f)检测填料摩擦力; g)检测限位块位置。 1. The regulator valve stroke of the valve can not reach the rated fault detection method, characterized by: comprising the steps of: a) detecting actuators and accessories; b) detector locator; c) detecting actuator spring; D) and the detection axis of the stem; e) detecting valve member; F) detecting packing friction; G) detecting the position of the stopper.
  2. 2.如权利要求1所述的调节阀阀门不能达到额定行程故障检测方法,其特征在于:所述的步骤a)包括,如执行机构或附件泄漏,对执行机构、气管、接头和止漏。 As claimed in claim 1, said control valve stroke of the valve can not reach the rated fault detection method, wherein: said step a) comprises, as the actuator attachment or leakage of the actuator, the trachea, joints and stanch.
  3. 3.如权利要求1所述的调节阀阀门不能达到额定行程故障检测方法,其特征在于:所述的步骤b)包括,如定位器没有校准,校准定位器。 Valve control valve as claimed in claim 1 can not reach the rated travel fault detection method, wherein: said step b) comprises, as the positioner is not calibrated calibration fixture.
  4. 4.如权利要求1所述的调节阀阀门不能达到额定行程故障检测方法,其特征在于:所述的步骤c)包括,如执行机构弹簧额定值太小,更换弹簧。 As claimed in claim 1, said control valve stroke of the valve can not reach the rated fault detection method, wherein: said step c) comprises, as the actuator spring rating is too small, replace the spring.
  5. 5.如权利要求1所述的调节阀阀门不能达到额定行程故障检测方法,其特征在于:所述的步骤d)包括,如轴或阀杆弯曲,修理或更换轴和阀杆。 As claimed in claim 1, said control valve stroke of the valve can not reach the rated fault detection method, wherein: said step d) comprises, as a shaft or stem bending, and repair or replacement of the valve stem shaft.
  6. 6.如权利要求1所述的调节阀阀门不能达到额定行程故障检测方法,其特征在于:所述的步骤e)包括,如阀内件损坏或不干净,修理或更换,清洗干净阀内件。 As claimed in claim 1, said control valve stroke of the valve can not reach the rated fault detection method, wherein: said step e) includes, as the inner valve member is damaged or not clean, repair or replace, clean valve member .
  7. 7.如权利要求1所述的调节阀阀门不能达到额定行程故障检测方法,其特征在于:所述的步骤f)包括,如填料摩擦力太大,松开填料,加润滑油。 As claimed in claim 1, said control valve stroke of the valve can not reach the rated fault detection method, wherein: said step f) comprises, as a filler is too much friction, loosen the packing, add oil.
  8. 8.如权利要求1所述的调节阀阀门不能达到额定行程故障检测方法,其特征在于:所述的步骤g)包括,如限位块位置不准,重新调整限位块。 Said valve control valve as claimed in claim 1 can not reach the rated travel fault detection method, wherein: said step g) comprises, such as stopper position are not allowed to re-adjust the stopper.
CN 201510280020 2015-05-28 2015-05-28 Fault detection method for detecting whether regulating valve can reach rated stroke CN104931242A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106225744A (en) * 2016-07-06 2016-12-14 中国船舶重工集团公司第七八研究所 Piston-type mud pulse generator valve rod stroke measuring device and method

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06300667A (en) * 1993-04-19 1994-10-28 Toshiba Corp Method and equipment for detecting abnormality of valve rod
CN1336983A (en) * 1999-12-02 2002-02-20 日产自动车株式会社 Failsafe control system and method for an electromagnetically driven valve
CN101246583A (en) * 2007-09-10 2008-08-20 胜利油田胜利评估咨询有限公司 Automatization system maintenance and charge reckoning method
CN203036076U (en) * 2012-11-29 2013-07-03 华北电力大学 Detection device of valve motor-driven executing mechanism

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06300667A (en) * 1993-04-19 1994-10-28 Toshiba Corp Method and equipment for detecting abnormality of valve rod
CN1336983A (en) * 1999-12-02 2002-02-20 日产自动车株式会社 Failsafe control system and method for an electromagnetically driven valve
CN101246583A (en) * 2007-09-10 2008-08-20 胜利油田胜利评估咨询有限公司 Automatization system maintenance and charge reckoning method
CN203036076U (en) * 2012-11-29 2013-07-03 华北电力大学 Detection device of valve motor-driven executing mechanism

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
钟声: "调节阀的预先维护及故障检修指南", 《石油化工自动化》 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106225744A (en) * 2016-07-06 2016-12-14 中国船舶重工集团公司第七八研究所 Piston-type mud pulse generator valve rod stroke measuring device and method

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