JP2022041745A5 - - Google Patents

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JP2022041745A5
JP2022041745A5 JP2020147125A JP2020147125A JP2022041745A5 JP 2022041745 A5 JP2022041745 A5 JP 2022041745A5 JP 2020147125 A JP2020147125 A JP 2020147125A JP 2020147125 A JP2020147125 A JP 2020147125A JP 2022041745 A5 JP2022041745 A5 JP 2022041745A5
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Prior art keywords
liquid level
level sensor
cable
detection unit
drainage
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JP2020147125A
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JP7408510B2 (en
JP2022041745A (en
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Priority to JP2020147125A priority Critical patent/JP7408510B2/en
Priority claimed from JP2020147125A external-priority patent/JP7408510B2/en
Priority to DE112021004565.2T priority patent/DE112021004565T5/en
Priority to PCT/JP2021/025074 priority patent/WO2022049881A1/en
Publication of JP2022041745A publication Critical patent/JP2022041745A/en
Publication of JP2022041745A5 publication Critical patent/JP2022041745A5/ja
Priority to JP2023214729A priority patent/JP2024023742A/en
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Claims (13)

排水設備内にケーブルを介して吊り下げられ、液面が所定の液位に達したことを検知するフロート型の液位センサと、
前記排水設備内において前記ケーブルの延び方向に延び、前記ケーブルを介して前記液位センサを浮き上がり可能に支持する支持部と、
前記液位センサの吊下げ方向において前記支持部の下端に連結される延長支持部と、
前記延長支持部に前記ケーブルとは別のケーブルを介して浮き上がり可能に支持されており、液面が前記所定の液位より下側の所定の液位に達したことを検知するフロート型の第２液位センサと、
を備え、
前記液位センサは、前記支持部に支持された状態において前記ケーブルが接続された一端から前記ケーブルとは反対側の他端に向かって延在する軸線の延び方向が前記ケーブルの延び方向に交差し、
前記第２液位センサは、前記延長支持部に支持された状態において延び方向が前記別のケーブルの延び方向に交差する
ことを特徴とする排水設備用の液位検知ユニット。 A float-type liquid level sensor that is suspended via a cable in the drainage facility and detects that the liquid level has reached a predetermined level;
a support portion that extends in the extension direction of the cable in the drainage facility and supports the liquid level sensor via the cable so that the liquid level sensor can be lifted;
an extension support connected to the lower end of the support in the hanging direction of the liquid level sensor;
It is supported by the extension support part so as to be able to float via a cable different from the cable, and is a float type that detects that the liquid surface has reached a predetermined liquid level below the predetermined liquid level. a dual liquid level sensor;
with
In the liquid level sensor, an axis extending from one end to which the cable is connected to the other end opposite to the cable while being supported by the support portion has an extending direction that intersects the extending direction of the cable. death,
The extension direction of the second liquid level sensor intersects the extension direction of the separate cable while being supported by the extension support portion.
A liquid level detection unit for drainage facilities characterized by: 前記支持部及び前記延長支持部は板状の部材であり、
前記支持部及び前記延長支持部の少なくとも一方は、前記吊下げ方向に延びる各縁に沿って、前記液位センサ及び前記第２液位センサの側に突出する一対の突出板を有し、
前記一対の突出板は、前記液位センサ及び前記第２液位センサが前記支持部及び前記延長支持部から離れる方向での浮き上がりのみを許容するように互いに離間されている
ことを特徴とする請求項１に記載の排水設備用の液位検知ユニット。 The support portion and the extension support portion are plate-shaped members,
At least one of the support portion and the extended support portion has a pair of protruding plates protruding toward the liquid level sensor and the second liquid level sensor along each edge extending in the hanging direction,
The pair of protruding plates are separated from each other so as to allow the liquid level sensor and the second liquid level sensor to float only in a direction away from the support section and the extended support section. Item 1. A liquid level detection unit for drainage equipment according to item 1 . 前記支持部及び前記延長支持部の少なくとも一方は、前記液位センサ及び前記第２液位センサの吊り下げ方向において前記ケーブル及び前記別のケーブルの固定を可能にする複数の固定位置を有することを特徴とする請求項２に記載の排水設備用の液位検知ユニット。 At least one of the support part and the extension support part has a plurality of fixing positions that enable fixing of the cable and the another cable in a hanging direction of the liquid level sensor and the second liquid level sensor. The liquid level detection unit for drainage facilities according to claim 2 . 前記液位センサの吊下げ方向において前記支持部の上端で、前記支持部から前記液位センサが支持された側に垂直に延びて前記排水設備に取り付けられる取付部を備えることを特徴とする請求項１から３までのいずれか一項に記載の排水設備用の液位検知ユニット。 A mounting portion is provided at the upper end of the support portion in the hanging direction of the liquid level sensor and extends perpendicularly from the support portion to the side where the liquid level sensor is supported and is attached to the drainage equipment. Item 4. The liquid level detection unit for drainage equipment according to any one of Items 1 to 3 . 一端が閉鎖して他端が開口して筒状に形成されていて、延在方向に直交する断面において短軸及び長軸を有し、前記短軸の方向において対向する一対の短軸側壁部と、前記長軸の方向において対向する一対の長軸側壁部と、を有する筒状部材と、
ケーブルを介して前記筒状部材の前記一端から前記他端に向かって吊り下げられて前記筒状部材内に収容されており、液面が所定の液位に達したことを検知するフロート型の液位センサと、
を備え、
前記液位センサを吊り下げる前記ケーブルは、前記一対の長軸側壁部の一方に取り付けられており、
前記ケーブルが接続された前記液位センサの一端から前記ケーブルとは反対側の他端に向かって延在する前記液位センサの軸線は、前記長軸側壁部の一方から前記長軸側壁部の他方の側に向かって傾いている
ことを特徴とする排水設備用の液位検知ユニット。 A pair of short-axis side wall portions having a short axis and a long axis in a cross section orthogonal to the extension direction and facing each other in the direction of the short axis. and a pair of long axis side wall portions facing each other in the direction of the long axis;
A float-type liquid sensor that is suspended from the one end of the tubular member via a cable toward the other end and accommodated in the tubular member, and detects that the liquid surface reaches a predetermined liquid level. a liquid level sensor;
with
The cable for suspending the liquid level sensor is attached to one of the pair of long axis side walls,
The axis of the liquid level sensor extending from one end of the liquid level sensor to which the cable is connected to the other end opposite to the cable extends from one of the long-axis side walls to the length of the long-axis side wall. A liquid level detection unit for a drainage system, characterized in that it is inclined towards the other side. 前記一対の短軸側壁部の間隔は、前記液位センサが前記短軸に沿って浮き上がることを防ぐように設定されており、
前記一対の長軸側壁部の間隔は、前記液位センサが前記長軸に沿って浮き上がり前記所定の液位の検知を許容するように設定されている
ことを特徴とする請求項５に記載の排水設備用の液位検知ユニット。 The distance between the pair of short axis side wall portions is set so as to prevent the liquid level sensor from floating along the short axis,
6. The method according to claim 5 , wherein the distance between the pair of long-axis side walls is set so that the liquid level sensor floats along the long axis and allows detection of the predetermined liquid level. Liquid level detection unit for drainage equipment. 前記筒状部材は、前記液位センサが吊り下げられた状態において該液位センサに対して前記一端の側に少なくとも１つの孔を有することを特徴とする請求項６に記載の排水設備用の液位検知ユニット。 7. A drainage system according to claim 6 , wherein said cylindrical member has at least one hole on said one end side with respect to said liquid level sensor in a state in which said liquid level sensor is suspended. Liquid level detection unit. 前記筒状部材の閉鎖された一端は、
前記短軸側壁部に沿って前記他端とは反対の側に突出する少なくとも１つの第１リブと、
前記長軸側壁部に沿って前記他端とは反対の側に突出する少なくとも１つの第２リブと、
を有し、
前記少なくとも１つの第１リブ及び前記少なくとも１つの第２リブは、前記排水設備に対して前記筒状部材を結束する結束具を支持可能である
ことを特徴とする請求項５から７までのいずれか一項に記載の排水設備用の液位検知ユニット。 one closed end of the tubular member,
at least one first rib projecting along the short axis side wall portion to the side opposite to the other end;
at least one second rib projecting along the longitudinal side wall portion to the side opposite to the other end;
has
8. Any one of claims 5 to 7 , wherein said at least one first rib and said at least one second rib are capable of supporting a tie that binds said tubular member to said drainage facility. or a liquid level detection unit for drainage equipment according to claim 1. 前記ケーブルとは別のケーブルを介して前記筒状部材の一端から他端に向かって前記液位センサより下側で吊り下げられて前記筒状部材内に収容されており、前記液位センサが検知する前記液位よりも下側において別の所定の液位に達したことを検知するフロート型の第２液位センサをさらに備えることを特徴とする請求項５から８までのいずれか一項に記載の排水設備用の液位検知ユニット。 It is suspended below the liquid level sensor from one end of the cylindrical member to the other end via a cable different from the cable and is housed in the cylindrical member, and the liquid level sensor is 9. Any one of claims 5 to 8, further comprising a float-type second liquid level sensor for detecting that another predetermined liquid level has been reached below the liquid level to be detected. A liquid level detection unit for the drainage facility described in . 前記別のケーブルが接続された前記第２液位センサの一端から前記別のケーブルとは反対側の他端に沿って延在する軸線は、前記長軸側壁部の他方から前記長軸側壁部の一方の側に向かって傾いていることを特徴とする請求項９に記載の排水設備用の液位検知ユニット。 An axis extending from one end of the second liquid level sensor to which the another cable is connected along the other end opposite to the another cable extends from the other of the long-axis side walls to the long-axis side wall. 10. The liquid level sensing unit for a drainage system according to claim 9 , characterized in that it is slanted towards one side of the. 他方の前記長軸側壁部には、浮き上がった状態の前記液位センサと接触しない位置で、前記別のケーブルを案内する案内路が形成されていることを特徴とする請求項９又は１０に記載の排水設備用の液位検知ユニット。 11. The method according to claim 9 or 10 , wherein the other long-axis side wall portion is formed with a guide path that guides the another cable at a position that does not come into contact with the liquid level sensor that is in a floating state. liquid level detection unit for drainage facilities. 前記筒状部材には、吊下げ方向において前記液位センサと前記第２液位センサとの間に設けられていて、前記別の所定の液位に対応する位置に対して前記液位センサの側へ前記第２液位センサが浮き上がることを防止するストッパが設けられていることを特徴とする請求項９から１１までのいずれか一項に記載の排水設備用の液位検知ユニット。 The tubular member is provided between the liquid level sensor and the second liquid level sensor in the hanging direction, and the liquid level sensor is positioned relative to the position corresponding to the another predetermined liquid level. 12. The liquid level detection unit for drainage facilities according to any one of claims 9 to 11 , further comprising a stopper for preventing the second liquid level sensor from floating to the side. 前記ケーブルが接続された前記液位センサの一端から前記ケーブルとは反対側の他端に沿って延在する軸線に対して交差する前記液位センサの断面形状は円形であることを特徴とする請求項１から１２までのいずれか一項に記載の排水設備用の液位検知ユニット。 A cross-sectional shape of the liquid level sensor that intersects an axis extending from one end of the liquid level sensor to which the cable is connected to the other end opposite to the cable is circular. A liquid level detection unit for a drainage system according to any one of claims 1 to 12 .
JP2020147125A 2020-09-01 2020-09-01 Liquid level detection unit for drainage equipment Active JP7408510B2 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2020147125A JP7408510B2 (en) 2020-09-01 2020-09-01 Liquid level detection unit for drainage equipment
DE112021004565.2T DE112021004565T5 (en) 2020-09-01 2021-07-02 LIQUID LEVEL DETECTOR UNIT FOR DRAINAGE SYSTEM
PCT/JP2021/025074 WO2022049881A1 (en) 2020-09-01 2021-07-02 Liquid level detection unit for drainage equipment
JP2023214729A JP2024023742A (en) 2020-09-01 2023-12-20 Liquid level detection unit for drainage equipment

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JP2020147125A JP7408510B2 (en) 2020-09-01 2020-09-01 Liquid level detection unit for drainage equipment

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JP2022041745A JP2022041745A (en) 2022-03-11
JP2022041745A5 true JP2022041745A5 (en) 2023-09-01
JP7408510B2 JP7408510B2 (en) 2024-01-05

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JPS5960519U (en) * 1982-10-14 1984-04-20 株式会社鶴見製作所 Float type water level detector
JP2007163150A (en) * 2005-12-09 2007-06-28 Toyota Motor Corp Liquid level height detection device
JP2012026109A (en) 2010-07-21 2012-02-09 Toshiba Corp Water level detector
JP6752690B2 (en) * 2016-11-11 2020-09-09 株式会社川本製作所 Pump device and drainage device
JP2020069615A (en) * 2018-11-01 2020-05-07 中国電力株式会社 Water pump test jig and water pump testing method

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