JPH0625750U - Clogging detection device - Google Patents
Clogging detection deviceInfo
- Publication number
- JPH0625750U JPH0625750U JP5240092U JP5240092U JPH0625750U JP H0625750 U JPH0625750 U JP H0625750U JP 5240092 U JP5240092 U JP 5240092U JP 5240092 U JP5240092 U JP 5240092U JP H0625750 U JPH0625750 U JP H0625750U
- Authority
- JP
- Japan
- Prior art keywords
- sensing electrode
- sensing
- detector
- nozzle
- water
- 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.)
- Granted
Links
Landscapes
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
- Details Or Accessories Of Spraying Plant Or Apparatus (AREA)
Abstract
(57)【要約】
【目的】 水や導電性溶液をノズルより射出するとき、
異物などにより流水管（１）のノズル（２）に目づまり
が生ずるため、これを速く誤動作なく感知し検出をする
目づまり検出装置。
【構成】 筒状の流水管（１）に感知筒（３）を設け、
この内部に電気的絶縁をかいして、調整できる調整ネジ
（７）を設け感知電極（５）を挿入し感知筒（３）の側
面に感知電極（６）を挿入して取り付ける、感知電極
（５）、感知電極（６）より絶縁電線（１０）、絶縁電
線（１１）を検知器（４）の検知器端子（１２）、検知
器端子（１３）に接続する、目づまりを生じると水圧に
より水や導電性溶液が感知筒（３）の内部で上昇して感
知電極（５）、感知電極（６）に接触し、検知器（４）
の電気回路のなかの比較器でこの変化を検出することを
特徴とする。
(57) [Summary] [Purpose] When injecting water or a conductive solution from a nozzle,
A clogging detection device that quickly detects a nozzle (2) of the water flow pipe (1) due to foreign matter or the like and detects the clogging without malfunction. [Structure] The sensing pipe (3) is provided on the tubular flow pipe (1),
The sensing electrode (6) is attached to the inside of the sensing tube (3) by electrically adjusting the adjusting screw (7) and inserting the sensing electrode (5). 5), connecting the insulated wire (10) and the insulated wire (11) from the sensing electrode (6) to the detector terminal (12) and the detector terminal (13) of the detector (4). Water or a conductive solution rises inside the sensing cylinder (3) and contacts the sensing electrode (5) and the sensing electrode (6), and the detector (4)
This change is detected by a comparator in the electric circuit of.
Description
【０００１】[0001]
本考案は水や導電性溶液を射出するときに、異物などがノズルに目づまりを生 ずるので、この目づまりを感知して検出するための目づまり検出装置に関するも のである。 The present invention relates to a clogging detection device for sensing and detecting clogging of foreign matter or the like that may cause clogging of the nozzle when water or a conductive solution is ejected.
【０００２】[0002]
従来よりノズルの目づまりにたいしては、スプリング方式または膨張弁方式な どの圧力開閉器により感知、作動させて目づまりを感知、検出しているものがあ つた。 Conventionally, nozzle clogging has been detected and actuated by a pressure switch such as a spring type or expansion valve type to detect and detect clogging.
【０００３】[0003]
これには次のような欠点があった、 （イ）圧力開閉器がスプリング方式または膨張弁方式のため調整はできるが加圧 された時と復帰するときの誤差が大きい。 （ロ）圧力開閉器がスプリング方式または膨張弁方式は、ともに作動時間が遅く 速応性がない。 本考案はこれらの欠点を解決するために考案されたものである。 This has the following drawbacks: (a) The pressure switch can be adjusted because it is a spring type or expansion valve type, but there is a large error between when it is pressurized and when it is restored. (B) If the pressure switch is of the spring type or expansion valve type, both actuate slowly and do not respond quickly. The present invention was devised to solve these drawbacks.
【０００４】[0004]
この考案の基本的な構造を説明すると、流水管（１）の先端をしぼったノズル （２）になっている管を横置きして、この管の流水方向の中間上部に感知筒（３ ）を設け接続する、この感知筒（３）の上部に感知電極（５）が感度調整できる ように上、下動できる調整ネジ（７）を電気的絶縁をかいして設け、この中に感 知電極（５）を挿入し取り付ける、感知電極（６）を感知筒（３）側面より内部 に出るまで差し込み取り付ける、流水管（１）の流水入口（９）にフランジ（８ ）を設ける、感知電極（５）、感知電極（６）を絶縁電線（１０）、絶縁電線（ １１）により検出器（４）の検知器端子（１２）、検知器端子（１３）に接続す る、検知器には電気的比較回路を設ける。 本考案は、以上のような構造からなる目づまり検出装置である。 The basic structure of the present invention will be described. A pipe having a nozzle (2) with a narrowed tip of a flowing water pipe (1) is placed horizontally, and a sensing cylinder (3) is placed at the upper middle part of this pipe in the flowing direction. In order to adjust the sensitivity of the sensing electrode (5) on the upper part of the sensing tube (3), an adjusting screw (7) that can be moved up and down is provided through electrical insulation. An electrode (5) is inserted and attached, a sensing electrode (6) is inserted and attached from the side surface of the sensing tube (3) until it goes inside, and a flange (8) is provided at the flowing water inlet (9) of the flowing water pipe (1). (5), the sensing electrode (6) is connected to the detector terminal (12) and the detector terminal (13) of the detector (4) by the insulated wire (10) and the insulated wire (11). An electrical comparison circuit is provided. The present invention is a clogging detection device having the above structure.
【０００５】[0005]
図（１）のような閉水路系において、ノズル（２）が目づまりすると、水路内 の内部の水圧が増加し、この圧力変化により水または導電性溶液が上昇し感知電 極（５）、感知電極（６）が水または導電性溶液により感知して短絡し、検出器 （４）の内部の比較器が電気的に作動し、この変化を目づまり状態として検出す る。 When the nozzle (2) is clogged in the closed channel system as shown in Fig. (1), the water pressure inside the channel increases, and this pressure change raises the water or conductive solution and the sensing electrode (5), The sensing electrode (6) is sensed by water or a conductive solution and short-circuited, and the comparator inside the detector (4) is electrically activated to detect this change as a clogged state.
【０００６】[0006]
以下本考案の実施例について説明する。 （イ）筒状で先端をしぼってある流水管（１）の側面に感知筒（３）を接続し、 この感知筒上部に電気的絶縁をかいして調整ネジ（７）を設け、このなかに感知 電極（５）を取り付ける、感知電極（６）を感知筒（３）の側面より内部に挿入 し先端を出して固定する。 （ロ）感知電極（５）、感知電極（６）を絶縁電線（１０）、絶縁電線（１１） により接続し片側は検知器（４）の検知器端子（１２）、検知器端子（１３）に 接続する。 本案は以上のような構造でこれを使用するときは、ノズル（２）に目づまりが 生じると水位が圧力により感知筒（３）の内部で上昇し、感知電極（５）、感知 電極（６）が水または導電性溶液により感知して短絡する、この短絡した電気信 号により検出器（４）の内部の比較回路が変化して目づまり状態を検出し電気回 路上に構成された継電器が作動する。 An embodiment of the present invention will be described below. (B) The sensing tube (3) is connected to the side surface of the water flow pipe (1) which is cylindrical and has a squeezed tip, and the adjusting screw (7) is provided on the upper part of the sensing tube by electrically insulating it. Attach the sensing electrode (5) to the inside, insert the sensing electrode (6) into the inside of the sensing tube (3) from the side, and fix it by protruding the tip. (B) The sensing electrode (5) and the sensing electrode (6) are connected by the insulated electric wire (10) and the insulated electric wire (11), and the detector terminal (12) and the detector terminal (13) of the detector (4) are connected on one side. Connect to. When the present invention is used in the structure as described above, when the nozzle (2) is clogged, the water level rises inside the sensing cylinder (3) due to pressure, and the sensing electrode (5) and sensing electrode (6) Is detected by water or a conductive solution and short-circuits. The short-circuited electrical signal changes the internal comparison circuit of the detector (4) to detect a clogging condition and activate the relay configured on the electric circuit. To do.
【０００７】[0007]
（イ）ノズルの目づまりが圧力により水位が変化して上昇し感知電極（５）、 感知電極（６）に水または導電性溶液が確実に接触して感知する。 （ロ）検知器（４）内蔵の継電器により外部の動力源に接続して過負荷による事 故防止ができる。 （ハ）流水管（１）の大きさの大、小にかかわらず利用できる。 （ニ）検知器（４）は商用電源周波数を直接に用いていないので、漏洩などによ る誤動作がない。 （ホ）微少な低周波信号で回路は隔離されているので安定性があり安全である。 （ヘ）低周波のため感知電極（５）、感知電極（６）の分極作用が少ない。 （ト）低消費電力で直流駆動のため小型で感電の心配がない。 (A) The nozzle clogging rises due to a change in water level due to pressure, and the sensing electrode (5) and sensing electrode (6) are reliably contacted with water or a conductive solution for sensing. (B) The relay built in the detector (4) can be connected to an external power source to prevent accidents due to overload. (C) It can be used regardless of the size of the running water pipe (1). (D) Since the detector (4) does not directly use the commercial power frequency, there is no malfunction due to leakage. (E) Since the circuit is isolated by a minute low-frequency signal, it is stable and safe. (F) Due to the low frequency, the polarization effect of the sensing electrode (5) and the sensing electrode (6) is small. (G) Since it is low power consumption and driven by DC, it is small and there is no risk of electric shock.
【図１】本考案の斜視図である。FIG. 1 is a perspective view of the present invention.
【図２】本考案の要部断面図である。FIG. 2 is a cross-sectional view of an essential part of the present invention.
【図３】本考案の電気的回路を示すブロックダイヤグラ
ムである。FIG. 3 is a block diagram showing an electric circuit of the present invention.
１ 流水管 ２ ノズル ３ 感知筒 ４ 検知器 ５ 感知電極 ６ 感知電極 ７ 調整ネジ ８ フランジ ９ 流水入口 １０ 絶縁電線 １１ 絶縁電線 １２ 検知器端子 １３ 検知器端子 1 Flowing Water Pipe 2 Nozzle 3 Sensing Cylinder 4 Detector 5 Sensing Electrode 6 Sensing Electrode 7 Adjusting Screw 8 Flange 9 Running Water Inlet 10 Insulated Wire 11 Insulated Wire 12 Detector Terminal 13 Detector Terminal
Claims (1)
（１）の側面に感知筒（３）を立て接続し、感知筒
（３）の上部に電気的絶縁をかいして調整ネジ（７）を
内部に設け、このなかに感知電極（５）を挿入する、感
知筒（３）の側面より内部に感知電極（６）を挿入し取
り付ける、感知電極（５）、感知電極（６）より検知器
（４）の検知器端子（１２）、検知器端子（１３）に絶
縁電線（１０）、絶縁電線（１１）で接続し検知器
（４）内に電気的比較回路を設けてなる目づまり検出装
置。1. An adjusting screw (7) is provided by vertically connecting a sensing tube (3) to a side surface of a water pipe (1) having a nozzle (2) at its tip, and electrically insulating the upper part of the sensing tube (3). ) Is provided inside, and the sensing electrode (5) is inserted therein, the sensing electrode (6) is inserted and attached from the side surface of the sensing cylinder (3), the sensing electrode (5), the sensing electrode (6) The detector terminal (12) of the detector (4) and the detector terminal (13) are connected to the insulated wire (10) and the insulated wire (11) and an electrical comparison circuit is provided in the detector (4). Jam detection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5240092U JP2511556Y2 (en) | 1992-06-16 | 1992-06-16 | Clogging detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5240092U JP2511556Y2 (en) | 1992-06-16 | 1992-06-16 | Clogging detection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0625750U true JPH0625750U (en) | 1994-04-08 |
| JP2511556Y2 JP2511556Y2 (en) | 1996-09-25 |
Family
ID=12913758
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5240092U Expired - Lifetime JP2511556Y2 (en) | 1992-06-16 | 1992-06-16 | Clogging detection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2511556Y2 (en) |
-
1992
- 1992-06-16 JP JP5240092U patent/JP2511556Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JP2511556Y2 (en) | 1996-09-25 |
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