JPS6183915A - Flow rate display - Google Patents
Flow rate displayInfo
- Publication number
- JPS6183915A JPS6183915A JP59205783A JP20578384A JPS6183915A JP S6183915 A JPS6183915 A JP S6183915A JP 59205783 A JP59205783 A JP 59205783A JP 20578384 A JP20578384 A JP 20578384A JP S6183915 A JPS6183915 A JP S6183915A
- Authority
- JP
- Japan
- Prior art keywords
- flow rate
- section
- transmitting
- light
- pulse signal
- 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
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
- G01F15/06—Indicating or recording devices
Landscapes
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Details Of Flowmeters (AREA)
- Indicating Measured Values (AREA)
Abstract
Description
【発明の詳細な説明】 抹ｕ’ｒ’ｙｊｌ’ｆ 本発明は、流量計測における流量表示装置に関する。[Detailed description of the invention] Makuu’r’yjl’f The present invention relates to a flow rate display device for flow measurement.
幀米［え瞬
近年、ＣＰＵ、ＬＣＤ表示器等の発達で、極めて小電力
で動作するカウンタ等の製作が可能になり、本出願人は
、内蔵電池で数年間動作するＬＣＤカウンタを実現し、
流量計等における表示装置として使用している。而して
、流量計は、一般的には、流量計ｄ１す部と表示部とか
ら成り、計測部で計数した流量を表示部にて表示するよ
うにしているが、従来の流量計は計測部と表示部とが予
め一体的に（１１７成されており二そのため、計ｉ１！
’１部の各仕様に対して表示部の各仕様が予め一体的に
構成されており、全体として、（計測部の仕様数）×（
表示部の仕様数）の機種を準備しなければならず、その
対応が大変であり、また、製作コストが高くつく欠点が
あった。In recent years, with the development of CPUs, LCD displays, etc., it has become possible to manufacture counters that operate with extremely low power, and the applicant has realized an LCD counter that can operate for several years with a built-in battery.
It is used as a display device in flowmeters, etc. Generally, a flowmeter consists of a flowmeter d1 part and a display part, and the flow rate counted by the measurement part is displayed on the display part, but conventional flowmeters The section and the display section are integrated (117) in advance, so the total number of units is i1!
' Each specification of the display part is configured in advance for each specification of part 1, and as a whole, (number of specifications of measurement part) x (
It is necessary to prepare models with different display specifications, which is difficult to deal with, and also has the drawback of high production costs.
目 的
本発明は、上述のごとき実情に鑑みてなされたもので、
Ｈ１斌部と表示部とを別体構造にするとともに、任意所
望の仕様の計量部と任意所望の仕様の表示部とを容易に
組み合わせ吏用し得るようにし、もって製作すべき機種
の数を（計測部の仕様数）＋（表示部の仕様数）とし、
多種の仕様に容易に対応できるようにし、製作コストの
低廉化を図ったものである。Purpose The present invention was made in view of the above-mentioned circumstances.
In addition to making the H1 measuring part and the display part separate structures, the measuring part with any desired specification and the display part with any desired specification can be easily combined and used, thereby reducing the number of models that need to be manufactured. (Number of specifications for the measuring section) + (Number of specifications for the display section),
It is designed to easily accommodate a wide variety of specifications and to reduce manufacturing costs.
構 成
第１図は１本発明による流量表示装置の一実施例を説明
するための要部断面構成図で、図中、１０は現場表示部
、２０は流量発信部で、流量発信部２０は、流量に比例
した光パルスｍ号を発信する発光ダイオード２１及び該
発光ダイオード２１からの光パルス信号を透過する強化
ガラス等の透光体２２を有し、現場表示部１０は、前記
発光ダイオード２１からの光パルス信号を受信するフ第
１・ダイオード１１、プリアンプ１２．ＬＣＤ表示部１
３等を有している。而して、本発明においては、流量発
信部２０と表示部１０とは別体に構成され、これらを透
光体２２を通して光信号にて連結するようにしており、
これによって、流量発信部２０と表示部ＩＯとを別体に
構成することができ、流量発信部２０に対して任意所望
の仕様の表示部１０を選択して使用することができるよ
うにしている。Structure FIG. 1 is a cross-sectional view of the main parts for explaining one embodiment of the flow rate display device according to the present invention. In the figure, 10 is a field display section, 20 is a flow rate transmitting section, , a light-emitting diode 21 that emits a light pulse m proportional to the flow rate, and a light-transmitting body 22 such as tempered glass that transmits the light pulse signal from the light-emitting diode 21. A first diode 11 receives an optical pulse signal from a preamplifier 12. LCD display section 1
It has the 3rd prize. Accordingly, in the present invention, the flow rate transmitting section 20 and the display section 10 are configured separately, and are connected by an optical signal through the transparent body 22.
As a result, the flow rate transmitting section 20 and the display section IO can be configured separately, and the display section 10 having any desired specifications can be selected and used for the flow rate transmitting section 20. .
第２図は、流量発信部２０と表示部１０を分離した時の
要部詳細断面図で１図示のように、流量発（８部２０は
、透明体の強化ガラス２２がパツキン２３によって水密
に取り付けられており、この発信部に対して受信部であ
る表示部１ｏが嵌合されるよう構成されている。従って
、受信部１ｏは発Ｉｎ部２０に対して着脱容易であり、
発信部２゜に対して任意所望の仕様の受信部を選択して
装着することができる６
第３図は、受信部１０の他の例を示す要部詳細断面図で
、これは受信部１０の底板１５に例えばアクリルの透明
板部１６を設けるとともにプリント板１７上に配設され
たフォトトランジスタ１１を前記透明板［６に対向して
配設したもので、これによって受信部の受光部の構造を
より簡単にしたものである。FIG. 2 is a detailed cross-sectional view of the main parts when the flow rate transmitter 20 and the display unit 10 are separated. The display section 1o, which is a receiving section, is fitted to the transmitting section.Therefore, the receiving section 1o can be easily attached to and detached from the transmitting section 20.
A receiving section having any desired specifications can be selected and attached to the transmitting section 2.6 FIG. A transparent plate part 16 made of, for example, acrylic is provided on the bottom plate 15 of the board 15, and a phototransistor 11 disposed on a printed board 17 is disposed facing the transparent plate [6. It has a simpler structure.
第４図（イ）〜（ニ）は、それぞれ受信部（［、ＣＤカ
ウンタユニット）１０の外観図で、各ユニットは、筐体
の下部又は側面に前述のように透明なガラス又はアクリ
ル等から小窓を有し、該小窓に対向してフォトトランジ
スタが取り付けられており。Figures 4 (a) to (d) are external views of the receiving section ([, CD counter unit) 10, and each unit is made of transparent glass, acrylic, etc. at the bottom or side of the housing as described above. It has a small window, and a phototransistor is mounted opposite the small window.
前述のごとくして送信部より送信されてくる光パルス（
矢印Ａ）を該小窓を通して前記フォトトランジスタで受
信するよう構成されている。As mentioned above, the optical pulse (
The phototransistor is configured to receive the arrow A) through the small window.
第５図は、受信部１０の他の例を示す外観図で、この受
信部１０は、圧力センサ３０、温度センサ４０等を一体
的に有しており、これによって、受信部において各種補
正演算例えば圧力補正、温度ｈ■正、カロリー演算、ス
チーム演算等を可能にしている。FIG. 5 is an external view showing another example of the receiving section 10. This receiving section 10 integrally includes a pressure sensor 30, a temperature sensor 40, etc., and thereby performs various correction calculations in the receiving section. For example, pressure correction, temperature h2 correction, calorie calculation, steam calculation, etc. are possible.
第６図乃至第８図は、それぞれ流量発信部２０の全体外
観図で、各回とも流量発信部２０は被測定流体が流れる
パイプ５０に取り付けられている。6 to 8 are overall external views of the flow rate transmitting section 20, and in each case, the flow rate transmitting section 20 is attached to a pipe 50 through which the fluid to be measured flows.
各流−辰充イご部２０は、前述のように１強化ガラス又
はアクリル製の小窓を有しており、この小窓を通して流
量パルスの発信毎に発光ダイオードより光パルスを発信
しく矢印Ａ）、この光パルスを前述のようにして受信部
１０のフォトトランジスタで受信する。なお、発光ダイ
オードを可視光にすれば周波数応答が悪くなるが、その
反面、流量発信）！蹄のモニタ（運転状態の確認）が可
能となる利点がある。As mentioned above, each stream-water supply part 20 has a small window made of tempered glass or acrylic, and a light pulse is emitted from a light emitting diode through this small window each time a flow pulse is emitted. ), this optical pulse is received by the phototransistor of the receiving section 10 as described above. Note that if the light emitting diode is used for visible light, the frequency response will deteriorate, but on the other hand, the flow rate transmission)! There is an advantage that it is possible to monitor the hoof (confirm the driving condition).
第９図乃至第１２図は、それぞれ上述のごとき流量発Ｉ
８部及び受信部の実際の使用状態を示す構成図で、第９
図は、温圧補正演算付ＬＣＤユニツ１−を使用した場合
の構成図、第１０図は、温圧補正なしのＬ にＤユニッ
トを使用した場合の構成図、第１ｔ図は、流量発信部２
０と受信部１０との間を光ファイバ６０で連結した場合
の構成図で、第１１図に示すように発信部と受信部を光
ファイバで連結するようにすると、受信部を見やすい任
意所望の位置に設置することができる。9 to 12 respectively show the flow rate I as described above.
This is a configuration diagram showing the actual usage status of the 8th part and the receiving part.
The figure is a configuration diagram when using the LCD unit 1- with temperature and pressure correction calculation, Figure 10 is a configuration diagram when the D unit is used for L without temperature and pressure compensation, and Figure 1t is the flow rate transmitter. 2
This is a configuration diagram when the transmitting section and the receiving section are connected by an optical fiber 60 as shown in FIG. 11, and the receiving section can be easily viewed as desired. It can be installed in any position.
第１２図は、流量発信部２０からの信号を信号伝送する
場合の構成図で、この場合には、流量発信部に光電変換
器を設けて前記発光ダイオード２１からの光パルス信号
を電気パルス信号に変換して電線７０を通して計器室８
０に伝送するようにするとともに、電線７０を流れる電
気パルスによって送信部２０′内の発光ｒイオード２１
′を発光させ、この発光ダイオード２１′からり光信号
を前述のごとき受信部１０のフォトトランジスタ１１で
受信するようにしたものである。なお、この場合、流量
発信部２０に温圧補正付ＬＣＤカウンタを使用する時は
、補正後のパルスを計量室に伝送することができる。FIG. 12 is a configuration diagram for transmitting a signal from the flow rate transmitting section 20. In this case, a photoelectric converter is provided in the flow rate transmitting section to convert the optical pulse signal from the light emitting diode 21 into an electric pulse signal. into the control room 8 through the electric wire 70.
At the same time, the electric pulse flowing through the electric wire 70 causes the light-emitting r-diode 21 in the transmitter 20' to
' is made to emit light, and an optical signal from this light emitting diode 21' is received by the phototransistor 11 of the receiving section 10 as described above. In this case, when an LCD counter with temperature and pressure correction is used in the flow rate transmitter 20, the corrected pulse can be transmitted to the metering chamber.
功−−１
以上の説明から明らかなように、本発明によると、流量
発信部と受信部とを別構成にするとともに、こ、１シら
を容易に着脱可能にしたもので、流量発信部に対して任
意所望の仕様の受信部を組み合わせ１史川することがで
きるので、ユーザからの多様の要望に迅速に対応するこ
とができ、また、製作圏種の数を減らすことができるの
で、生産コストを低減することができる６更には、流Ｍ
発信部。Advantage--1 As is clear from the above explanation, according to the present invention, the flow rate transmitter and the receiver are configured separately, and these parts are easily attached and detached. Since it is possible to combine receivers with any desired specifications into a single product, it is possible to quickly respond to a variety of requests from users, and it is also possible to reduce the number of types that can be manufactured. 6.Furthermore, flow M can reduce production costs.
Transmission section.
受信部をそれぞれ別々に耐圧防爆構造１本質安全防爆構
造とすることが可能であり、特に、この種の機種に対し
て製造が容易になる等の利点がある。It is possible to separately configure each of the receiving sections to have a pressure-resistant explosion-proof structure (1) or an intrinsically safe explosion-proof structure, which has advantages such as ease of manufacture for this type of model.
第１図は、本発明による流量表示装置の一実施例を説明
するための要部断面構成図、第２図は、流、Ｆｉｔ発信
部と受信部を分離した時の状態を示す要部断面構成図、
第３図は、受信部の要部断面構成図、第４図及び第５図
は、それぞれ受信部の外観図、第６図乃至第８図は、そ
れぞれ流量発信部の配設状態を示す外観図、第９図乃至
第１２図は。
それぞれ実際の使用状態を示す構成図である。
［０・・・受信部、２０・・・流量発信部、３０・・・
圧力センサ、４０・・・温度センサ、５０・・・パイプ
、６０・・・光ファイバ、７０・・・電線、８０・・・
計器室。
特許出願人 オーバル機器工業株式会社第 ｌ
図
第２図
第４図
°イ゛ ３１、。
Ｃ口Ｊ （ニ）第５図
第９図FIG. 1 is a cross-sectional configuration diagram of the main parts for explaining one embodiment of the flow rate display device according to the present invention, and FIG. 2 is a cross-sectional view of the main parts showing the state when the flow and fit transmitter and receiver are separated. Diagram,
FIG. 3 is a sectional view of the main parts of the receiving section, FIGS. 4 and 5 are external views of the receiving section, and FIGS. 6 to 8 are external views showing the arrangement of the flow rate transmitting section. Figures 9 to 12 are. FIG. 4 is a configuration diagram showing the actual usage status. [0... Receiving section, 20... Flow rate transmitting section, 30...
Pressure sensor, 40... Temperature sensor, 50... Pipe, 60... Optical fiber, 70... Electric wire, 80...
Control room. Patent applicant Oval Equipment Industry Co., Ltd. No. 1
Fig. 2 Fig. 4 31. C mouth J (d) Figure 5 Figure 9
Claims (5)
る透光窓を有する密閉容器に内蔵された流量発信部と、
該流量発信部の透光窓を通して前記光パルス信号を受光
して演算表示する機能要素と該機能要素を駆動する電源
を密閉容器に内蔵した表示部とから成り、前記流量発信
部と表示部とを別体的に構成したことを特徴とする流量
表示装置。(1) a flow rate transmitter built in a sealed container having a light-transmitting window that transmits a light pulse signal transmitted in proportion to the flow rate;
It consists of a functional element that receives the optical pulse signal through a light-transmitting window of the flow rate transmitting unit and displays the calculated value, and a display unit in which a power source for driving the functional element is built in a sealed container, and the flow rate transmitting unit and the display unit A flow rate display device characterized in that the flow rate display device is configured separately.
窓をほぼ密着するように対向配置して前記光パルス信号
を伝送するようにしたことを特徴とする特許請求の範囲
第（１）項に記載の流量表示装置。(2) The flow transmitting section and the display section are coupled to each other so that the light-transmitting windows are arranged facing each other so as to be in close contact with each other so as to transmit the optical pulse signal. The flow rate display device according to item (1).
を介在して前記光パルス信号を伝送するようにしたこと
を特徴とする特許請求の範囲第（１）項に記載の流量表
示装置。(3) The flow rate display according to claim (1), characterized in that the flow rate transmitting section and the display section are coupled to transmit the optical pulse signal via an optical fiber. Device.
許請求の範囲第（１）項乃至第（３）項のいずれか１項
に記載の流量表示装置。(4) The flow rate display device according to any one of claims (1) to (3), wherein the light-transmitting window is made of glass.
する特許請求の範囲第（１）項乃至第（３）項のいずれ
か１項に記載の流量表示装置。(5) The flow rate display device according to any one of claims (1) to (3), wherein the light-transmitting window is made of acrylic resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59205783A JPS6183915A (en) | 1984-10-01 | 1984-10-01 | Flow rate display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59205783A JPS6183915A (en) | 1984-10-01 | 1984-10-01 | Flow rate display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6183915A true JPS6183915A (en) | 1986-04-28 |
Family
ID=16512598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59205783A Pending JPS6183915A (en) | 1984-10-01 | 1984-10-01 | Flow rate display |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6183915A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02120020U (en) * | 1989-03-15 | 1990-09-27 | ||
| JPH0466327U (en) * | 1990-10-15 | 1992-06-11 | ||
| JP2007232721A (en) * | 2006-03-01 | 2007-09-13 | Krohne Messtechnik Gmbh & Co Kg | Non-intrinsic safety explosion proof supply measuring device |
| GB2544991B (en) * | 2015-12-02 | 2019-12-04 | Aspen Pumps Ltd | Flow rate indicator |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5322358U (en) * | 1976-08-04 | 1978-02-24 | ||
| JPS576983U (en) * | 1980-06-13 | 1982-01-13 | ||
| JPS58219417A (en) * | 1982-06-15 | 1983-12-20 | Fuji Electric Co Ltd | Intake air flowmeter of engine |
-
1984
- 1984-10-01 JP JP59205783A patent/JPS6183915A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5322358U (en) * | 1976-08-04 | 1978-02-24 | ||
| JPS576983U (en) * | 1980-06-13 | 1982-01-13 | ||
| JPS58219417A (en) * | 1982-06-15 | 1983-12-20 | Fuji Electric Co Ltd | Intake air flowmeter of engine |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02120020U (en) * | 1989-03-15 | 1990-09-27 | ||
| JPH0466327U (en) * | 1990-10-15 | 1992-06-11 | ||
| JP2007232721A (en) * | 2006-03-01 | 2007-09-13 | Krohne Messtechnik Gmbh & Co Kg | Non-intrinsic safety explosion proof supply measuring device |
| GB2544991B (en) * | 2015-12-02 | 2019-12-04 | Aspen Pumps Ltd | Flow rate indicator |
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