JP2002098610A - Sheet shape detection part of water leakage detector - Google Patents
Sheet shape detection part of water leakage detectorInfo
- Publication number
- JP2002098610A JP2002098610A JP2000292625A JP2000292625A JP2002098610A JP 2002098610 A JP2002098610 A JP 2002098610A JP 2000292625 A JP2000292625 A JP 2000292625A JP 2000292625 A JP2000292625 A JP 2000292625A JP 2002098610 A JP2002098610 A JP 2002098610A
- Authority
- JP
- Japan
- Prior art keywords
- sheet
- water
- water leakage
- conductive
- lower surfaces
- 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
- Examining Or Testing Airtightness (AREA)
Abstract
Description
【0001】[0001]
【発明の属する技術分野】本発明は漏水検知装置に係
り、特にシート状検知部を用いた漏水検知装置に好適な
導線配列に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a water leak detecting device, and more particularly to a lead wire arrangement suitable for a water leak detecting device using a sheet-like detecting portion.
【0002】[0002]
【従来の技術】従来の漏水検知装置のシート状検知部
は、非電導性シートの同平面上に2本の導線を配列し2
本の導線同士が漏水した水に触れ、2本の導線間の電気
抵抗の変化で漏水を検知している。2. Description of the Related Art A sheet-like detecting section of a conventional water leakage detecting apparatus comprises two conductive wires arranged on the same plane of a non-conductive sheet.
The two wires touch the leaked water, and the leak is detected by the change in electrical resistance between the two wires.
【0003】[0003]
【発明が解決しようとする課題】従来の漏水検知装置の
シート状検知部では、シート状検知部を切断すると電気
抵抗の変化を検知できない場合がある。温水器又は、洗
面化粧台の下などシート状検知部の設置スペースに制約
のある場所では、状況に応じた大きさにシート状検知部
を切断して使用する必要性がある。In the sheet-like detecting section of the conventional water leakage detecting apparatus, when the sheet-like detecting section is cut, a change in electric resistance may not be detected in some cases. In places where the installation space for the sheet-shaped detection unit is limited, such as under a water heater or a vanity stand, it is necessary to cut and use the sheet-shaped detection unit in a size appropriate for the situation.
【0004】本発明は、上記課題を解決するためになさ
れたもので、本発明の目的は、漏水検知装置のシート状
検知部を状況に応じた大きさに切断する事が出来る、導
線配列を有する漏水検知装置を提供することにある。SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and an object of the present invention is to provide a lead wire arrangement capable of cutting a sheet-like detection portion of a water leakage detection device into a size corresponding to a situation. To provide a water leakage detection device having the same.
【0005】[0005]
【課題を解決するための手段及び作用・効果】上記目的
を達成するために請求項1に記載の発明は2本の導線同
士が漏水した水に触れることに伴う電気抵抗の変化をシ
ート検知部にて検知する漏水検知装置において、前記シ
ート状検知部は、漏水した水を吸収する事の出来る非電
導性のシートの上下面に、網の目状に組まれた導線を配
置した事を特徴とする。このように、漏水した水を吸収
する事の出来る非電導性のシート状の上下面に網の目状
に組まれた導線配置し、漏水した水を吸収する事の出来
る非電導性のシート状の上下面にそれぞれに配置された
導線の端部を非電導性のシート状の略同じ場所から取り
出す事で、非電導性のシート状の上下面にそれぞれに配
置された導線の端部を取り出した部分を含む場所であれ
ば、如何なる大きさに切断しても電気抵抗の変化を検知
する事が出来る。Means for Solving the Problems and Action / Effect To achieve the above object, the invention according to claim 1 is a sheet detecting unit for detecting a change in electrical resistance caused by two conductive wires touching leaked water. In the water leakage detection device for detecting at the above, the sheet-shaped detection unit is characterized by arranging a net-shaped conductive wire on the upper and lower surfaces of a non-conductive sheet capable of absorbing leaked water. And In this way, a non-conductive sheet that can absorb leaked water is placed on the upper and lower surfaces of a non-conductive sheet that can absorb leaked water, and a non-conductive sheet that can absorb leaked water. By taking out the ends of the conductors respectively arranged on the upper and lower surfaces of the non-conductive sheet from substantially the same place, the ends of the conductors respectively arranged on the upper and lower surfaces of the non-conductive sheet are taken out. Any change in electrical resistance can be detected regardless of the size of the cut portion.
【0006】請求項2は、2本の導線同士が漏水した水
に触れることに伴う電気抵抗の変化をシート検知部にて
検知する漏水検知装置において、前記シート状検知部は
吸湿性がなく、又、水を通す非電導性シートの上下面
に、網の目状に組まれた導線を配置した事を特徴とす
る。従って、湿度の高い場所で使用しても、湿気による
導線間の電気抵抗の変化を検知する事なく漏水の滴下の
みの検知が可能となる。According to a second aspect of the present invention, there is provided a water leakage detecting device for detecting a change in electrical resistance caused by two conductive wires touching water leaked by a sheet detecting portion, wherein the sheet-shaped detecting portion has no hygroscopicity. Also, the invention is characterized in that conductive wires arranged in a mesh form are arranged on the upper and lower surfaces of a non-conductive sheet through which water passes. Therefore, even when used in a humid place, it is possible to detect only dripping of water without detecting a change in electric resistance between the conductive wires due to moisture.
【0007】請求項3は、前記シート状検知部の上下面
に配置される導線は、略同形状の網の目状に組まれてい
る事を特徴とする。従って、非電導性のシートの上下面
に配置した導線の間隔が、非電導性のシートを挟んで最
短距離で配列される事で、微量の漏水による滴下も検知
が可能となる。A third aspect of the present invention is characterized in that the conductive wires disposed on the upper and lower surfaces of the sheet-shaped detecting portion are assembled in a mesh shape having substantially the same shape. Therefore, by arranging the intervals of the conductive wires arranged on the upper and lower surfaces of the non-conductive sheet at the shortest distance with the non-conductive sheet interposed therebetween, it is possible to detect a dripping caused by a small amount of water leakage.
【0008】[0008]
【発明の実施の形態】第1図を用いて、漏水した水を吸
収する事の出来る非電導性のシートの上下面に、網の目
状に組まれた導線を配置した事を特徴とした漏水検知装
置のシート状検知部について説明する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Referring to FIG. 1, a net-shaped conductive wire is arranged on the upper and lower surfaces of a non-conductive sheet capable of absorbing leaked water. The sheet detection unit of the water leakage detection device will be described.
【0009】漏水した水を吸収する事の出来る非電導性
シートの同平面上に、2本の導線同士が、接する事なく
配置された漏水検知装置のシート状検知部では、漏水検
知装置のシート状検知部を切断して使用すると、漏水し
た水がシート状検知部に滴下しても、電気抵抗の変化を
検知する事の出来ない部分が発生してしまう。即ち、設
置スペースに制約のある場所では使用する事が出来ない
事になる。[0009] In the sheet-shaped detecting portion of the water leakage detecting device in which two conductive wires are arranged without contact with each other on the same plane of the non-conductive sheet capable of absorbing the leaked water, When the shape detection unit is cut and used, even if the leaked water drops on the sheet-shaped detection unit, a portion where a change in electrical resistance cannot be detected occurs. That is, it cannot be used in a place where the installation space is limited.
【0010】そこで、水を吸収する事の出来る綿布,フ
ェルト,化学繊維等からなる非電導性のシート(1)の
上下面に網の目状に組まれた導線(2)を配置し、それ
ぞれの網の目状に組まれた導線(2)は、水を吸収する
事の出来る非電導性のシート(1)の全面に張り付け、
又は、固定し、非電導性のシート(1)の上下面に配置
された網の目状に組まれた導線(2)からは、電気抵抗
の変化を検知するべく、それぞれ、1本ずつ非電導性シ
ートの外周の略同じ場所より導線(3)を取り出す事
で、導線取り出し部(4)を含む場所であれば、如何な
る大きさ切断しても、漏水した水が、非電導性のシート
(1)の上に滴下する事で、上下面に配置された網の目
状に組まれた導線(2)同士の電気抵抗の変化を導線取
り出し部(4)から取り出した導線(3)から検知する
事が出来る。[0010] Therefore, a net-shaped conductive wire (2) is arranged on the upper and lower surfaces of a non-conductive sheet (1) made of cotton cloth, felt, chemical fiber, etc., which can absorb water, and each of them is arranged. The wire (2) assembled in the shape of a mesh is attached to the entire surface of a non-conductive sheet (1) that can absorb water,
Alternatively, from the conductive wires (2) fixed in a mesh and arranged on the upper and lower surfaces of the non-conductive sheet (1), one by one from each of the non-conductive sheets (1) in order to detect a change in electric resistance. By taking out the conductive wire (3) from substantially the same place on the outer periphery of the conductive sheet, the leaked water can be cut into any non-conductive sheet at any location including the conductive wire take-out part (4), regardless of the cutting size. By dropping on (1), the change in electric resistance between the meshed wires (2) arranged on the upper and lower surfaces is measured from the wire (3) taken out from the wire take-out part (4). Can be detected.
【0011】第2図を用いて、吸湿性がなく、又、水を
通す非電導性シートの上下面に網の目状に組まれた導線
を配置した事を特徴とした漏水検知装置のシート状検知
部について説明する。Referring to FIG. 2, there is provided a sheet of a water leakage detecting device characterized by arranging mesh-shaped conductive wires on the upper and lower surfaces of a non-conductive sheet which is not hygroscopic and allows water to pass therethrough. The state detection unit will be described.
【0012】湿度の高い場所に漏水検知装置のシート状
検知部を設置した場合、湿気、即ち空気中の水分を非電
導性シートが吸収してしまい、非電導性シートの上下面
に配置された網の目状に組まれた導線間の電気抵抗が低
下し誤検知してしまう。When the sheet-like detecting section of the water leakage detecting device is installed in a place with high humidity, the non-conductive sheet absorbs moisture, that is, moisture in the air, and is disposed on the upper and lower surfaces of the non-conductive sheet. The electric resistance between the conductive wires arranged in a mesh pattern is reduced, resulting in erroneous detection.
【0013】そこで、吸湿性がなく、又、水を通す非電
導性シート(5)の上下面に網の目状に組まれた導線
(2)を配置する事で、非電導性シートが、水分を吸収
してしまい、非電導性シートの上下面に配置された網の
目状に組まれた導線(2)間の電気抵抗が低下しての誤
検知は防ぐ事が出来る吸湿性がなく、又、水を通す非電
導性シート(5)は、スポンジ若しくは、連続発砲樹脂
を使用しても良い。Therefore, by arranging the conductive wires (2) which are not hygroscopic and which allow water to pass therethrough on the upper and lower surfaces of the non-conductive sheet (5), the non-conductive sheet is There is no hygroscopic property that absorbs moisture and prevents erroneous detection due to a decrease in electrical resistance between the mesh-like conductive wires (2) arranged on the upper and lower surfaces of the non-conductive sheet. Alternatively, the non-conductive sheet (5) through which water passes may be made of sponge or continuous foam resin.
【0014】第3図を用いて、漏水した水を吸収する事
の出来る非電導性のシートの上下面に、略同形状の網の
目状に組まれた導線を配置した事を特徴とした漏水検知
装置のシート状検知部について説明する。FIG. 3 is characterized in that conducting wires arranged in a mesh shape having substantially the same shape are arranged on the upper and lower surfaces of a non-conductive sheet capable of absorbing leaked water. The sheet detection unit of the water leakage detection device will be described.
【0015】第1図、第2図での非電導性のシートの上
下面に、網の目状に組まれた導線を配置した導線構成で
は、漏水して非電導性のシート上に滴下した水で非電導
性のシートの上下面に、網の目状に組まれた導線同士の
電気抵抗の低下を検知するまでに時間を要する。[0015] In the conductor structure in which the mesh-shaped conductors are arranged on the upper and lower surfaces of the non-conductive sheet in Figs. 1 and 2, water leaks and drops on the non-conductive sheet. It takes a long time to detect a decrease in the electrical resistance between the conductive wires formed in a mesh shape on the upper and lower surfaces of the non-conductive sheet with water.
【0016】そこで、非電導性のシート(1)の上下面
に、略同形状の網の目状に組まれた導線(6)を配置す
る事で、導線(6)同士が最短距離に配置され、導線
(6)同士の電気抵抗の変化を最短時間で検知する事が
出来、更に、微量の漏水も検知する事が出来る様にな
る。Therefore, by arranging the conductive wires (6), which are formed in a mesh shape of substantially the same shape, on the upper and lower surfaces of the non-conductive sheet (1), the conductive wires (6) are arranged at the shortest distance. Thus, a change in electric resistance between the conductors (6) can be detected in the shortest time, and a small amount of water leakage can be detected.
【図1】 本発明の実施形態に係わるシート状検知部を
示す斜図である。FIG. 1 is a perspective view showing a sheet-like detection unit according to an embodiment of the present invention.
【図2】 本発明の別実施形態に係わるのシート状検知
部を示す斜図である。FIG. 2 is a perspective view showing a sheet-like detection unit according to another embodiment of the present invention.
【図3】 本発明の更に別実施形態に係わるシート状検
知部を示す斜図である。FIG. 3 is a perspective view showing a sheet-like detection unit according to still another embodiment of the present invention.
1:非電導性シート(吸水性を有する) 2:導線(網の目状に組まれたもの) 3:導線(取り出した) 4:導線取り出し部 5:非電導性シート(吸湿性がない) 6:導線(略同形状の網の目状に組まれたもの) 1: Non-conductive sheet (having water absorption) 2: Conductor (meshed in a mesh) 3: Conductor (taken out) 4: Conductor take-out part 5: Non-conductive sheet (having no hygroscopicity) 6: Conductor wire (assembled into a mesh of approximately the same shape)
フロントページの続き (72)発明者 金丸 宏 福岡県北九州市小倉北区中島2丁目1番1 号 東陶機器株式会社内 (72)発明者 工藤 幸広 福岡県北九州市小倉北区中島2丁目1番1 号 東陶機器株式会社内 Fターム(参考) 2G067 BB13 CC02 DD23 Continuing on the front page (72) Inventor Hiroshi Kanamaru 2-1-1 Nakajima, Kokurakita-ku, Kitakyushu-shi, Fukuoka Tochiki Co., Ltd. (72) Inventor Yukihiro Kudo 2-1-1 Nakajima, Kokurakita-ku, Kitakyushu-shi, Fukuoka No. 1 Totoki Kiki Co., Ltd. F-term (reference) 2G067 BB13 CC02 DD23
Claims (3)
とに伴う電気抵抗の変化をシート状検知部にて検知する
漏水検知装置において、前記シート状検知部は、漏水し
た水を吸収する事の出来る非電導性のシートの上下面
に、網の目状に組まれた導線を配置した事を特徴とする
漏水検知装置のシート状検知部。1. A water leakage detection device in which a sheet-shaped detection unit detects a change in electrical resistance caused by two conductive wires touching leaked water, wherein the sheet-shaped detection unit absorbs the leaked water. A sheet-like detecting section of a water leakage detecting device, wherein conductive wires arranged in a mesh form are arranged on the upper and lower surfaces of a non-conductive sheet capable of being operated.
とに伴う電気抵抗の変化をシート状検知部にて検知する
漏水検知装置において、前記シート状検知部は吸湿性が
なく、又、水を通す非電導性シートの上下面に、網の目
状に組まれた導線を配置した事を特徴とする漏水検知装
置のシート状検知部。2. A water leakage detection device in which a sheet-shaped detection unit detects a change in electrical resistance caused by two conductive wires touching leaked water, wherein the sheet-shaped detection unit has no hygroscopicity, A sheet-like detection section of a water leakage detection device, wherein conductive wires arranged in a mesh form are arranged on upper and lower surfaces of a non-conductive sheet through which water passes.
る導線は、略同形状の網の目状に組まれている事を特徴
とする請求項1または請求項2記載の漏水検知装置のシ
ート状検知部。3. The water leakage detecting device according to claim 1, wherein the conductive wires disposed on the upper and lower surfaces of the sheet-shaped detecting portion are assembled in a mesh shape having substantially the same shape. Sheet-shaped detection unit.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000292625A JP2002098610A (en) | 2000-09-26 | 2000-09-26 | Sheet shape detection part of water leakage detector |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2000292625A JP2002098610A (en) | 2000-09-26 | 2000-09-26 | Sheet shape detection part of water leakage detector |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2002098610A true JP2002098610A (en) | 2002-04-05 |
Family
ID=18775540
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2000292625A Pending JP2002098610A (en) | 2000-09-26 | 2000-09-26 | Sheet shape detection part of water leakage detector |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2002098610A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010014481A (en) * | 2008-07-02 | 2010-01-21 | Suga Kogyo Kk | Water leak detection device and water leak detection system |
KR101306201B1 (en) * | 2011-03-31 | 2013-09-09 | 주식회사 엘지화학 | Battery pack having liquid leak detection system |
CN103969008A (en) * | 2013-01-30 | 2014-08-06 | 福特全球技术公司 | Fluid leakage detection system for vehicles |
JP2015517650A (en) * | 2012-05-02 | 2015-06-22 | エヌダブリューディー テクノロジーズ オイ | Leak detector |
-
2000
- 2000-09-26 JP JP2000292625A patent/JP2002098610A/en active Pending
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010014481A (en) * | 2008-07-02 | 2010-01-21 | Suga Kogyo Kk | Water leak detection device and water leak detection system |
JP4669533B2 (en) * | 2008-07-02 | 2011-04-13 | 須賀工業株式会社 | Water leakage detection device and water leakage detection system |
KR101306201B1 (en) * | 2011-03-31 | 2013-09-09 | 주식회사 엘지화학 | Battery pack having liquid leak detection system |
JP2015517650A (en) * | 2012-05-02 | 2015-06-22 | エヌダブリューディー テクノロジーズ オイ | Leak detector |
US9274083B2 (en) | 2012-05-02 | 2016-03-01 | Nwd Technologies Oy | Leak detector |
CN103969008A (en) * | 2013-01-30 | 2014-08-06 | 福特全球技术公司 | Fluid leakage detection system for vehicles |
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