JPS61123201U - - Google Patents

Info

Publication number
JPS61123201U
JPS61123201U JP544985U JP544985U JPS61123201U JP S61123201 U JPS61123201 U JP S61123201U JP 544985 U JP544985 U JP 544985U JP 544985 U JP544985 U JP 544985U JP S61123201 U JPS61123201 U JP S61123201U
Authority
JP
Japan
Prior art keywords
detection device
bridge circuit
accumulator
gas leak
change
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
Application number
JP544985U
Other languages
Japanese (ja)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP544985U priority Critical patent/JPS61123201U/ja
Publication of JPS61123201U publication Critical patent/JPS61123201U/ja
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2201/00—Accumulators
    • F15B2201/30—Accumulator separating means
    • F15B2201/31—Accumulator separating means having rigid separating means, e.g. pistons
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2201/00—Accumulators
    • F15B2201/50—Monitoring, detection and testing means for accumulators
    • F15B2201/515—Position detection for separating means

Landscapes

  • Supply Devices, Intensifiers, Converters, And Telemotors (AREA)
  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は本考案のアキユムレータのガス漏れ検
出装置の一実施例を示す回路図、第２図はアキユ
ムレータのガス漏れ検出装置のブロツク図、第３
図は液圧操作装置を駆動源に使用したガスしや断
器を示す構成図、第４図は第３図におけるアキユ
ムレータの詳細図である。 ４……アキユムレータ、９……Ｎ２ガス、１０
……高圧ガス、１１……ピストン、１２……パツ
キン、１２……パツキン、１３……永久磁石、１
４……永久磁石、１５……棒、１６……軸受、１
７……変位―抵抗変換器、１８……温度―抵抗変
換器、１９……直流電源、２０……ブリツジ回路
、２１……可変抵抗、２２……電圧検出回路、２
３……記録装置、２４……警報装置。 FIG. 1 is a circuit diagram showing an embodiment of the accumulator gas leak detection device of the present invention, FIG. 2 is a block diagram of the accumulator gas leak detection device, and FIG.
The figure is a configuration diagram showing a gas cylinder disconnector using a hydraulic operating device as a driving source, and FIG. 4 is a detailed diagram of the accumulator in FIG. 3. 4... Accumulator, 9... N2 gas, 10
...High pressure gas, 11... Piston, 12... Packing, 12... Packing, 13... Permanent magnet, 1
4... Permanent magnet, 15... Bar, 16... Bearing, 1
7... Displacement-resistance converter, 18... Temperature-resistance converter, 19... DC power supply, 20... Bridge circuit, 21... Variable resistor, 22... Voltage detection circuit, 2
3... Recording device, 24... Alarm device.

Claims (1)

【実用新案登録請求の範囲】 (1) アキユムレータタンクの外部に配置されピ
ストン位置に対応して移動し前記ピストンの位置
を検出する位置検出装置と、この位置検出装置の
出力を電気抵抗の変化に変換する位置―抵抗変換
器と、前記アキユムレータタンク内の温度変化を
電気抵抗の変化に変換する温度―抵抗変換器とを
備え、前記位置―抵抗変換器及び温度―抵抗変換
器を用いて温度補償を行なわせるブリツジ回路を
構成し、このブリツジ回路の出力によりガス漏れ
の判断を行なうことを特徴とするアキユムレータ
のガス漏れ検出装置。 (2) ブリツジ回路は、電圧検出装置を介して記
録装置と警報装置に接続されている実用新案登録
請求の範囲第(1)項記載のアキユムレータのガス
漏れ検出装置。[Claims for Utility Model Registration] (1) A position detection device that is disposed outside the accumulator tank and moves in accordance with the piston position to detect the position of the piston, and the output of this position detection device is a position-resistance converter for converting the temperature change in the accumulator tank into a change in electrical resistance; and a temperature-resistance converter for converting the temperature change in the accumulator tank into a change in electrical resistance; 1. A gas leak detection device for an accumulator, comprising a bridge circuit that performs temperature compensation using the bridge circuit, and detecting a gas leak based on the output of the bridge circuit. (2) The gas leak detection device for an accumulator according to claim 1, wherein the bridge circuit is connected to a recording device and an alarm device via a voltage detection device.
JP544985U 1985-01-21 1985-01-21 Pending JPS61123201U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP544985U JPS61123201U (en) 1985-01-21 1985-01-21

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP544985U JPS61123201U (en) 1985-01-21 1985-01-21

Publications (1)

Publication Number Publication Date
JPS61123201U true JPS61123201U (en) 1986-08-02

Family

ID=30481971

Family Applications (1)

Application Number Title Priority Date Filing Date
JP544985U Pending JPS61123201U (en) 1985-01-21 1985-01-21

Country Status (1)

Country Link
JP (1) JPS61123201U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017220196A1 (en) * 2016-06-25 2017-12-28 Hydac Technology Gmbh Hydropneumatic piston accumulator
KR20190113885A (en) * 2017-09-11 2019-10-08 히다치 겡키 가부시키 가이샤 Pressure oil energy recovery device of working machine

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2017220196A1 (en) * 2016-06-25 2017-12-28 Hydac Technology Gmbh Hydropneumatic piston accumulator
JP2019521294A (en) * 2016-06-25 2019-07-25 ハイダック テクノロジー ゲゼルシャフト ミット ベシュレンクテル ハフツングＨｙｄａｃ Ｔｅｃｈｎｏｌｏｇｙ Ｇｅｓｅｌｌｓｃｈａｆｔ Ｍｉｔ Ｂｅｓｃｈｒａｎｋｔｅｒ Ｈａｆｔｕｎｇ Hydraulic pneumatic piston accumulator
KR20190113885A (en) * 2017-09-11 2019-10-08 히다치 겡키 가부시키 가이샤 Pressure oil energy recovery device of working machine
US11149753B2 (en) 2017-09-11 2021-10-19 Hitachi Construction Machinery Co., Ltd. Hydraulic energy recovery apparatus for working machine

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