JPH06129893A - Vibration measuring apparatus - Google Patents
Vibration measuring apparatusInfo
- Publication number
- JPH06129893A JPH06129893A JP30453292A JP30453292A JPH06129893A JP H06129893 A JPH06129893 A JP H06129893A JP 30453292 A JP30453292 A JP 30453292A JP 30453292 A JP30453292 A JP 30453292A JP H06129893 A JPH06129893 A JP H06129893A
- Authority
- JP
- Japan
- Prior art keywords
- vibration
- measured
- detector
- memory
- standard
- 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
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明はコンプレッサ―やタ―ビ
ンやポンプ、あるいは、ベアリングや歯車等の各種回転
機械、及び、内部を流体が通過する弁やスチ―ムトラッ
プ等の作動に伴う振動を検出して、作動の良否を確認す
るときに用いる振動測定装置に関し、特に、振動判定基
準を被測定物によって適宜取り替えることのできるもの
に関する。The present invention relates to a compressor, a turbine, a pump, various rotary machines such as bearings and gears, and vibrations caused by the operation of valves and steam traps through which a fluid passes. The present invention relates to a vibration measuring device used when detecting and confirming whether or not the operation is good, and particularly relates to a vibration measuring device in which a vibration determination reference can be appropriately replaced by an object to be measured.
【０００２】工場やプラントにおける生産現場において
は多種多用の回転機械や弁が数多く取り付けられてお
り、これらの機械や弁は、最少の消費エネルギ―で最大
の生産量を得ると共に最高の生産品質を維持するため
に、絶えず又は定期的にその作動状況がチェックされて
いる。Many rotary machines and valves for various purposes are installed on the production site in factories and plants, and these machines and valves obtain the maximum production amount with the minimum energy consumption and the highest production quality. In order to maintain it, its operating status is checked constantly or regularly.
【０００３】[0003]
【従来の技術】従来の振動測定装置としては、例えば、
特開昭６３−１９５４９８号公報に示されたものがあ
る。これは、振動センサ―を内蔵した検出器と、予め測
定しておいた弁等の各構造ごとの振動レベルと蒸気漏洩
量の関係から被検出物の作動の良否を判定する演算装置
とから成るものであり、個々の被測定物の良否基準から
作動の良否を判定するものである。2. Description of the Related Art As a conventional vibration measuring device, for example,
There is one disclosed in JP-A-63-195498. This consists of a detector with a built-in vibration sensor, and an arithmetic unit that determines the quality of operation of the detected object based on the relationship between the vibration level and vapor leakage of each structure, such as valves, that was measured in advance. The quality of the operation is judged based on the quality standard of each measured object.
【０００４】[0004]
【本発明が解決しようとする課題】上記従来のもので
は、被測定物の良否基準を予め測定し記憶しておくもの
であるが、記憶できる被測定物の数は限られたものとな
り、多種多用の被測定物を１つの測定装置で測定するこ
とができなくなってしまう問題があった。被測定物は多
種にわたると共に、途中で別種のものに取り替えられた
り、新たな回転機械や弁が取り付けられたりするケ―ス
もあり、実際の測定に際しては数多くの判定基準を記憶
しておかなければならないのであるが、記憶できる容量
もおのずと限定されるためである。In the above-mentioned prior art, the quality standard of the object to be measured is measured and stored in advance. However, the number of objects to be measured can be memorized, and various types are used. There has been a problem that the object to be measured cannot be measured by one measuring device. There are many types of objects to be measured, and there are cases in which different types are replaced or new rotating machines and valves are installed on the way.Therefore, many judgment criteria should be memorized in actual measurement. This is because the capacity that can be stored is naturally limited.
【０００５】従って本発明の技術的課題は、被測定物に
応じて判定基準を適宜交換することができるようにする
ことによって、１台の測定装置で多種多用の機器の振動
測定ができるようにすることである。Therefore, the technical problem of the present invention is to make it possible to measure vibrations of various types of equipment with one measuring device by making it possible to appropriately exchange the judgment criteria according to the object to be measured. It is to be.
【０００６】[0006]
【課題を解決する為の手段】上記の技術的課題を解決す
るために講じた本発明の技術的手段は、振動センサ―を
端部に取り付けた検出器と、該検出器で検出した振動信
号を表示又は記憶する演算器とから成り、該演算器に振
動レベルによって被測定物が正常か異常かの判定をする
ための判定基準を記憶する記憶手段を着脱自在に設け
て、該記憶手段の判定基準と上記検出器で検出した振動
信号から被測定物の作動の良否を判定する作動判定部を
設けたものである。[Means for Solving the Problems] The technical means of the present invention taken to solve the above technical problems are a detector having a vibration sensor attached to an end thereof, and a vibration signal detected by the detector. And a storage unit that stores a determination reference for determining whether the object to be measured is normal or abnormal according to the vibration level is detachably provided in the storage unit. An operation determination unit for determining whether the operation of the object to be measured is good or bad is provided based on the determination standard and the vibration signal detected by the detector.
【０００７】[0007]
【作用】上記の技術的手段の作用は下記の通りである。
判定基準を記憶する記憶手段を演算器に対して着脱自在
に設けたことにより、被測定物の種類に応じて、必要と
する判定基準を記憶した記憶手段を選定して演算器に取
り付けることによって、多種多用の被測定物を１台の測
定装置で測定することができる。記憶手段としては、Ｒ
ＯＭやＲＡＭ等のメモリ、ＩＣカ―ドや磁気カ―ド、あ
るいは、フロッピ―ディスクやコンパクトディスク等を
適宜採用することができる。The operation of the above technical means is as follows.
By providing the storage means for storing the judgment criteria detachably with respect to the arithmetic unit, it is possible to select the storage means for storing the necessary judgment criteria according to the type of the object to be measured and attach it to the arithmetic unit. It is possible to measure various objects to be measured with one measuring device. As a storage means, R
A memory such as OM or RAM, an IC card or a magnetic card, a floppy disk, a compact disk, or the like can be appropriately adopted.
【０００８】[0008]
【実施例】本発明の具体例を示す実施例を説明する。本
実施例においては振動と共に温度も測定することのでき
る装置の例を示す。検出器１と演算器２、両者を接続す
るケ―ブル３と、記憶手段としてのメモリカ―ド１２で
振動測定装置を構成する。EXAMPLES Examples showing specific examples of the present invention will be described. In this embodiment, an example of an apparatus capable of measuring temperature as well as vibration will be shown. A vibration measuring device is composed of a detector 1 and a computing unit 2, a cable 3 connecting them, and a memory card 12 as a storage means.
【０００９】検出器１の中心先端に振動センサ―として
の振動検出棒４を設けると共に、図示しない被測定物の
表面温度も測定するための温度センサ―としての熱電対
５を振動検出棒４の周囲に配置する。振動検出棒４は図
示しない検出器１内の圧電素子と接続して振動信号を電
気信号に変換する。また、熱電対５も図示しない増幅部
と接続する。振動信号や温度信号を直接表示する表示部
６を検出器１のほぼ中央部に設ける。表示部６は後述す
る演算器２と切り離して単独で検出器１を測定のために
使用する場合にのみ用いるものである。検出器１の右端
にコネクタ７を取り付けてケ―ブル３を介して演算器２
のコネクタ８と連結可能にする。A vibration detecting rod 4 as a vibration sensor is provided at the center end of the detector 1, and a thermocouple 5 as a temperature sensor for measuring the surface temperature of an object to be measured (not shown) is also provided in the vibration detecting rod 4. Place it around. The vibration detection rod 4 is connected to a piezoelectric element in the detector 1 (not shown) to convert a vibration signal into an electric signal. Further, the thermocouple 5 is also connected to an amplification unit (not shown). A display unit 6 for directly displaying the vibration signal and the temperature signal is provided in the substantially central portion of the detector 1. The display unit 6 is used only when the detector 1 is used independently for measurement, separately from the arithmetic unit 2 described later. The connector 7 is attached to the right end of the detector 1 and the calculator 2 is connected via the cable 3.
It can be connected to the connector 8.
【００１０】演算器２は、図示はしていないが検出器１
からの信号のＡ／Ｄ変換器、各種被測定物の振動あるい
は温度の良否判定基準をメモリカ―ド１２と別個に記憶
する記憶部、メモリカ―ド１２に記憶した判定基準を読
み出すメモリ読出部、検出器１からの信号とメモリカ―
ド１２内の判定基準あるいは上記記憶部のデ―タとを比
較して作動の良否を判定する作動判定部等を内蔵し、作
動判定結果を表示する表示部９を設ける。メモリカ―ド
１２は複数枚あり、図示はしていないが演算器２の側部
に形成したカ―ド挿入口から挿入したり取り外したりす
る。図１に示す状態はメモリカ―ド１２を取り出した状
態である。また演算器２には、各種被測定物の種類に応
じた測定のための種々条件を随時入力することのできる
入力キ―類１０を設ける。演算器２には図示はしていな
いが検出器１での検出デ―タを更にコンピュ―タ等によ
って記憶したり解析したり演算するために接続する接続
部を設けることもできる。The arithmetic unit 2 is a detector 1 (not shown).
A / D converter of the signal from the memory, a storage unit for storing the quality judgment criteria of vibration or temperature of various measured objects separately from the memory card 12, a memory reading section for reading the judgment criteria stored in the memory card 12, Signal from detector 1 and memory card
A display unit 9 is provided which has a built-in operation judging unit for judging the quality of the operation by comparing with the judgment standard in the code 12 or the data in the storage unit, and for displaying the operation judgment result. Although there are a plurality of memory cards 12, which are not shown in the drawing, they can be inserted or removed from a card insertion opening formed on the side of the computing unit 2. The state shown in FIG. 1 is a state in which the memory card 12 is taken out. Further, the computing unit 2 is provided with an input key 10 capable of inputting various conditions for measurement according to various kinds of objects to be measured at any time. Although not shown, the computing unit 2 may be provided with a connecting portion for connecting the detection data of the detector 1 for further storage, analysis, and computation by a computer or the like.
【００１１】被測定物の作動状態を測定する場合、検出
器１の振動検出棒４と熱電対５を同時に図示しない被測
定対象物の表面に押し当てる。被測定対象物の振動と温
度信号は増幅され変換されて演算器２に伝達され、演算
器２内でメモリカ―ド１２に記憶していた被測定物の判
定基準と比較され作動判定部で作動の良否が判定され
る。作動判定結果あるいは検出器１での検出信号は表示
部９に数字で表示されたりグラフ表示される。When measuring the operating state of the object to be measured, the vibration detecting rod 4 and the thermocouple 5 of the detector 1 are simultaneously pressed against the surface of the object to be measured (not shown). The vibration and temperature signals of the object to be measured are amplified and converted and transmitted to the computing unit 2, which is compared with the criteria of the object to be measured stored in the memory card 12 in the computing unit 2 and actuated by the operation determining unit. The quality of is determined. The operation determination result or the detection signal from the detector 1 is displayed on the display unit 9 as a number or a graph.
【００１２】本実施例においては、メモリカ―ド１２に
判定基準のみを記憶する例を示したが、メモリカ―ド１
２に検出器１で検出したデ―タを記憶させて、別途設け
たコンピュ―タ等によって更に経時変化や総合的な作動
解析を行なうこともできる。又、こうしたコンピュ―タ
でメモリカ―ド１２に必要な判定基準を選択して記憶さ
せたり、あるいは不要な基準を消去したりすることもで
きる。In this embodiment, the memory card 12 stores only the judgment standard, but the memory card 1
It is also possible to store the data detected by the detector 1 in 2 and perform further temporal change or comprehensive operation analysis by a separately provided computer or the like. Further, with such a computer, it is possible to select and store the necessary judgment criteria in the memory card 12 or to erase the unnecessary criteria.
【００１３】[0013]
【発明の効果】本発明は下記の特有の効果を生じる。上
記のように本発明によれば、判定基準を記憶した記憶手
段を、被測定物の種類に応じて適宜選択して演算器に取
り付けることにより、多種多用の被測定物を１台の装置
で測定することができる。The present invention produces the following unique effects. As described above, according to the present invention, the storage means that stores the determination standard is appropriately selected according to the type of the object to be measured and attached to the arithmetic unit, so that a variety of objects to be measured can be combined into one device. Can be measured.
【図１】本発明の振動測定装置の実施例を示す構成図で
ある。FIG. 1 is a configuration diagram showing an embodiment of a vibration measuring device of the present invention.
１ 検出器 ２ 演算器 ３ ケ―ブル ４ 振動検出棒 ５ 熱電対 ９ 表示部 １２ メモリカ―ド 1 detector 2 computing unit 3 cable 4 vibration detection rod 5 thermocouple 9 display unit 12 memory card
Claims (1)
と、該検出器で検出した振動信号を表示又は記憶する演
算器とから成り、該演算器に振動レベルによって被測定
物が正常か異常かの判定をするための判定基準を記憶す
る記憶手段を着脱自在に設けて、該記憶手段の判定基準
と上記検出器で検出した振動信号から被測定物の作動の
良否を判定する作動判定部を設けた振動測定装置。1. A detector having a vibration sensor attached to an end thereof and a calculator for displaying or storing a vibration signal detected by the detector, and whether the object to be measured is normal according to the vibration level of the calculator. A storage means for storing a determination reference for determining whether or not there is an abnormality is detachably provided, and an operation determination for determining whether the operation of the measured object is good or bad based on the determination reference of the storage means and the vibration signal detected by the detector. Vibration measuring device with a section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP30453292A JPH06129893A (en) | 1992-10-15 | 1992-10-15 | Vibration measuring apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP30453292A JPH06129893A (en) | 1992-10-15 | 1992-10-15 | Vibration measuring apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH06129893A true JPH06129893A (en) | 1994-05-13 |
Family
ID=17934142
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP30453292A Pending JPH06129893A (en) | 1992-10-15 | 1992-10-15 | Vibration measuring apparatus |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH06129893A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001013002A (en) * | 1999-06-29 | 2001-01-19 | Omron Corp | Oscillation detecting device |
| JP2022096786A (en) * | 2020-12-18 | 2022-06-30 | 株式会社ミヤワキ | Steam trap management system and diagnosis device |
| JP2022098168A (en) * | 2020-12-21 | 2022-07-01 | 株式会社ミヤワキ | Diagnostic device |
-
1992
- 1992-10-15 JP JP30453292A patent/JPH06129893A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001013002A (en) * | 1999-06-29 | 2001-01-19 | Omron Corp | Oscillation detecting device |
| JP2022096786A (en) * | 2020-12-18 | 2022-06-30 | 株式会社ミヤワキ | Steam trap management system and diagnosis device |
| JP2022098168A (en) * | 2020-12-21 | 2022-07-01 | 株式会社ミヤワキ | Diagnostic device |
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