JPH09145437A - Inserting bar type electromagnetic flowmeter - Google Patents
Inserting bar type electromagnetic flowmeterInfo
- Publication number
- JPH09145437A JPH09145437A JP29947095A JP29947095A JPH09145437A JP H09145437 A JPH09145437 A JP H09145437A JP 29947095 A JP29947095 A JP 29947095A JP 29947095 A JP29947095 A JP 29947095A JP H09145437 A JPH09145437 A JP H09145437A
- Authority
- JP
- Japan
- Prior art keywords
- rod
- main body
- pipe
- type electromagnetic
- electromagnetic flowmeter
- 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
- Measuring Volume Flow (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、液体の流量を測定
する流量計に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a flow meter for measuring the flow rate of liquid.
【０００２】[0002]
【従来の技術】従来の挿入棒型電磁流量計は、本体部を
貫通して配置するロッドを配管の軸心方向と直交する方
向に出退自在に設け、このロッドの先端側に検出部であ
るセンサーを設けている。また、センサーは配管内に位
置して流量を検出するものである。2. Description of the Related Art A conventional insertion rod type electromagnetic flowmeter is provided with a rod penetrating through the main body so that the rod can be extended and retracted in a direction orthogonal to the axial direction of the pipe, and a detection unit is provided at the tip side of the rod. There is a sensor. The sensor is located inside the pipe and detects the flow rate.
【０００３】このような挿入棒型電磁流量計で液体の流
量を測定するときには、まず、挿入棒型電磁流量計の本
体部を、配管の挿入口に密接して設けられた補修弁に対
して、着脱自在に、かつ水密に装着する。そして、配管
の軸心方向に対して直交する方向に突出しているロッド
を、全開状態の補修弁を介して、配管の挿入口から配管
の中心まで挿入し、先端側に保持したセンサーで液体の
流量を測定していた。When measuring the flow rate of a liquid with such an insertion rod type electromagnetic flowmeter, first, the main body of the insertion rod type electromagnetic flowmeter is attached to a repair valve provided in close contact with the insertion port of the pipe. Removable and watertight. Then, the rod protruding in the direction orthogonal to the axial direction of the pipe is inserted from the insertion port of the pipe to the center of the pipe through the repair valve in the fully opened state, and the sensor held at the tip side of the liquid The flow rate was measured.
【０００４】[0004]
【発明が解決しようとする課題】上記した従来の構成に
よれば、着脱時、ロッドは配管の軸心方向に対して直交
する方向に突出しているため、据付けスペースが大きく
なる。このことにより、挿入棒型電磁流量計の運搬、据
付け、取り外しが、非常に面倒であるという問題があっ
た。According to the above-mentioned conventional structure, since the rod projects in the direction orthogonal to the axial direction of the pipe at the time of attachment / detachment, the installation space becomes large. As a result, there is a problem that the insertion rod type electromagnetic flowmeter is very troublesome to carry, install and remove.
【０００５】本発明は上記した課題を解決するもので、
ロッドの据付けスペースを小さくして、運搬、据付け、
取り外しが容易な挿入棒型電磁流量計を提供することを
目的とするものである。The present invention solves the above-mentioned problems, and
To reduce the installation space of the rod, to transport, install,
It is an object of the present invention to provide an insertion rod type electromagnetic flow meter that can be easily removed.
【０００６】[0006]
【課題を解決するための手段】上記した課題を解決する
ために、本発明は、液体が流通する配管に対して着脱自
在に、かつ水密に装着する本体部と、配管内に位置して
流量を検出する検出部と、本体部に基端側を固定すると
ともに、先端側において検出部を保持して、配管の軸心
と直交する方向に伸縮するロッドと、ロッドの周囲を水
密に覆って設けた蛇腹状のシール部材とを備え、ロッド
は、流量測定時に検出部が配管の中心に位置するように
伸長し、着脱時に検出部が本体部内に位置するように収
縮することを特徴とする。SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention relates to a main body which is detachably and watertightly attached to a pipe through which a liquid flows, and a flow rate which is located in the pipe. And a rod that extends and contracts in the direction orthogonal to the axis of the pipe while holding the detector on the tip side while fixing the base end to the main body and a detector that detects water. The rod includes a bellows-shaped seal member provided, and the rod expands so that the detection unit is located at the center of the pipe when the flow rate is measured, and contracts so that the detection unit is located inside the main body unit when attached and detached. .
【０００７】上記した構成により、流量測定時には、ロ
ッドを検出部が配管の中心に位置するように伸長して流
量を測定し、着脱時には、ロッドを検出部が本体部内に
位置するように収縮する。With the above structure, when measuring the flow rate, the rod is extended so that the detecting section is located at the center of the pipe to measure the flow rate, and at the time of attachment / detachment, the rod is contracted so that the detecting section is located inside the main body section. .
【０００８】[0008]
【発明の実施の形態】以下、本発明の実施の形態を図面
に基づいて説明する。図１、図２に示すように、挿入棒
型電磁流量計１は、本体部２に基端側を固定するロッド
３を設けている。ロッド３は、先端側から基端側にかけ
て大きくなってゆく複数の筒体４を嵌合し、順次に組み
入れてゆく入れ子構造で、配管５内の軸心と直交する方
向に対して伸縮するものである。また、ロッド３の先端
側には、検出部であるセンサー６を保持しており、この
センサー６が、配管５内に位置して流量を検出する。さ
らに、ロッド３には、周囲を水密に覆う蛇腹状のシール
部材７を設けている。また、ロッド３の内部には、ロッ
ド３を収縮させるための索体（図示せず）が設けてあ
る。Embodiments of the present invention will be described below with reference to the drawings. As shown in FIGS. 1 and 2, the insertion rod type electromagnetic flowmeter 1 is provided with a rod 3 for fixing a base end side to a main body 2. The rod 3 has a nested structure in which a plurality of cylindrical bodies 4 that grow in size from the distal end side to the proximal end side are fitted and sequentially assembled, and expands and contracts in a direction orthogonal to the axis of the pipe 5. Is. A sensor 6, which is a detector, is held on the tip side of the rod 3, and the sensor 6 is located inside the pipe 5 to detect the flow rate. Further, the rod 3 is provided with a bellows-shaped seal member 7 that covers the periphery in a watertight manner. Further, inside the rod 3, a cord (not shown) for contracting the rod 3 is provided.
【０００９】上記構成において、本発明の挿入棒型電磁
流量計１で流量を測定するときには、図１に示すよう
に、まず、挿入棒型電磁流量計１の本体部２を、配管５
の挿入口８に密接して設けられた補修弁９に対して着脱
自在に、かつ水密に装着する。そして、図２に示すよう
に、センサー６が本体部２内に位置するように収縮して
いるロッド３を、全開状態で、弁体（図示せず）がロッ
ド３を阻害しない位置に設けられている補修弁９を介し
て、配管５の挿入口８から配管５の中心の位置まで伸長
し、先端側に保持したセンサー６で液体の液量を測定す
る。液体の流量測定が終了したときには、索体によっ
て、ロッド３をセンサー６が本体部２内に位置するよう
に収縮して、挿入棒型電磁流量計１を取り出し運搬す
る。In the above structure, when the flow rate is measured by the insertion rod type electromagnetic flowmeter 1 of the present invention, as shown in FIG. 1, first, the main body portion 2 of the insertion rod type electromagnetic flowmeter 1 is connected to the pipe 5
It is detachably and watertightly attached to the repair valve 9 provided in close contact with the insertion port 8 of the. Then, as shown in FIG. 2, the rod 3 contracted so that the sensor 6 is located in the main body 2 is provided in a position where a valve body (not shown) does not obstruct the rod 3 in a fully opened state. Through the repair valve 9 provided, it extends from the insertion port 8 of the pipe 5 to the center position of the pipe 5, and the sensor 6 held on the tip side measures the liquid amount of the liquid. When the flow rate measurement of the liquid is completed, the rod 3 is contracted by the cord so that the sensor 6 is located inside the main body 2, and the insertion rod type electromagnetic flow meter 1 is taken out and carried.
【００１０】[0010]
【発明の効果】以上のように、本発明によれば、配管の
軸心と直交する方向に伸縮するロッドが、流量測定時に
は検出部が配管の中心に位置するように伸長し、着脱時
には、検出部が本体部内に位置するように収縮するた
め、ロッドの据付けスペースを小さくすることができ
る。このことにより、挿入棒電滋流量計の運搬、据付
け、取り外しが容易になる。As described above, according to the present invention, the rod that expands and contracts in the direction orthogonal to the axial center of the pipe extends so that the detecting portion is located at the center of the pipe when measuring the flow rate, Since the detection unit contracts so as to be located inside the main body, the installation space for the rod can be reduced. This facilitates transportation, installation and removal of the insertion rod electrical flowmeter.
【図１】本発明の実施の形態にかかる挿入棒型電磁流量
計が、流量を測定するときの縦断面図である。FIG. 1 is a vertical cross-sectional view when an insertion rod type electromagnetic flowmeter according to an embodiment of the present invention measures a flow rate.
【図２】同実施の形態にかかる挿入棒型電磁流量計が、
流量を測定しないときの縦断面図である。FIG. 2 shows an insertion rod type electromagnetic flowmeter according to the same embodiment,
It is a longitudinal cross-sectional view when not measuring the flow rate.
２ 本体部 ３ ロッド ５ 配管 ６ センサー（検出部） ７ シール部材 2 Main body 3 Rod 5 Piping 6 Sensor (detection part) 7 Seal member
Claims (1)
に、かつ水密に装着する本体部と、配管内に位置して流
量を検出する検出部と、本体部に基端側を固定するとと
もに、先端側において検出部を保持して、配管の軸心と
直交する方向に伸縮するロッドと、ロッドの周囲を水密
に覆って設けた蛇腹状のシール部材とを備え、ロッド
は、流量測定時に検出部が配管の中心に位置するように
伸長し、着脱時に検出部が本体部内に位置するように収
縮することを特徴とする挿入棒型電磁流量計。1. A main body part which is detachably and watertightly attached to a pipe through which a liquid flows, a detection part which is located in the pipe and detects a flow rate, and a base end side is fixed to the main body part. , A rod that holds the detecting portion at the tip side and expands and contracts in a direction orthogonal to the axis of the pipe, and a bellows-shaped seal member that is provided so as to cover the periphery of the rod in a watertight manner An insertion rod type electromagnetic flowmeter characterized in that the detection part extends so as to be located at the center of the pipe, and contracts so that the detection part is located inside the main body part when attached and detached.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP29947095A JPH09145437A (en) | 1995-11-17 | 1995-11-17 | Inserting bar type electromagnetic flowmeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP29947095A JPH09145437A (en) | 1995-11-17 | 1995-11-17 | Inserting bar type electromagnetic flowmeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH09145437A true JPH09145437A (en) | 1997-06-06 |
Family
ID=17872997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP29947095A Pending JPH09145437A (en) | 1995-11-17 | 1995-11-17 | Inserting bar type electromagnetic flowmeter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH09145437A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2376529A (en) * | 2001-02-06 | 2002-12-18 | Abb Metering Ltd | Electromagnetic flowmeter |
| CN1299099C (en) * | 2001-02-06 | 2007-02-07 | 埃尔斯特计量有限公司 | Flowmeter |
| CN104501880A (en) * | 2014-12-17 | 2015-04-08 | 福建恒劲科博测控技术有限公司 | Flow meter |
-
1995
- 1995-11-17 JP JP29947095A patent/JPH09145437A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2376529A (en) * | 2001-02-06 | 2002-12-18 | Abb Metering Ltd | Electromagnetic flowmeter |
| GB2376529B (en) * | 2001-02-06 | 2005-06-01 | Abb Metering Ltd | Electromagnetic flow meter |
| CN1299099C (en) * | 2001-02-06 | 2007-02-07 | 埃尔斯特计量有限公司 | Flowmeter |
| CN104501880A (en) * | 2014-12-17 | 2015-04-08 | 福建恒劲科博测控技术有限公司 | Flow meter |
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