JPS6138535U - Pressure detection device for hydraulic machinery - Google Patents

Pressure detection device for hydraulic machinery

Info

Publication number
JPS6138535U
JPS6138535U JP1984124572U JP12457284U JPS6138535U JP S6138535 U JPS6138535 U JP S6138535U JP 1984124572 U JP1984124572 U JP 1984124572U JP 12457284 U JP12457284 U JP 12457284U JP S6138535 U JPS6138535 U JP S6138535U
Authority
JP
Japan
Prior art keywords
detection device
pressure detection
filtration
path
flow path
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
JP1984124572U
Other languages
Japanese (ja)
Inventor
泰造 稲垣
Original Assignee
株式会社東芝
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 by 株式会社東芝 filed Critical 株式会社東芝
Priority to JP1984124572U priority Critical patent/JPS6138535U/en
Publication of JPS6138535U publication Critical patent/JPS6138535U/en
Pending legal-status Critical Current

Links

Classifications

    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/20—Hydro energy

Landscapes

  • Measuring Fluid Pressure (AREA)
  • Hydraulic Turbines (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は本考案による水力機械の一実施例の要部を示し
た断面図、第２図および第３図はそれぞれフィルタの具
体的形状例を示した平面図、第４図および第５図はそれ
ぞれ周波数とパワースペクドラムとの関係を示したグラ
フ、第６図は比Ｌ／ｄとノ５ワースペクトラムとの関係
を示した扮ラフ、第７図および第８図はそれぞれ第１図
のフイルタ保持装置と圧力検出装置の代りに観察装置を
取り付けた例を示した断面図、第９図は従来の水力機械
の構造を示した断面図、第１０図は従来の圧力検出装置
を概略的に示した断面図である。 １１・・・壁部、１２・・・通水部、１３・・・流水部
、１７・・・開閉バルブ、１８・・・通水路、２０・・
・ろ過装−置、２２・・・ろ過路、２５・・・フィルタ
、２９・・・圧力検出装置。FIG. 1 is a sectional view showing the main parts of an embodiment of the hydraulic machine according to the present invention, FIGS. 2 and 3 are plan views showing specific examples of the filter shape, and FIGS. 4 and 5, respectively. are graphs showing the relationship between frequency and power spectrum, Figure 6 is a graph showing the relationship between ratio L/d and power spectrum, and Figures 7 and 8 are graphs of Figure 1, respectively. A sectional view showing an example in which an observation device is attached in place of a filter holding device and a pressure detection device, FIG. 9 is a sectional view showing the structure of a conventional hydraulic machine, and FIG. 10 is a schematic diagram of a conventional pressure detection device. FIG. DESCRIPTION OF SYMBOLS 11...Wall part, 12...Water passage part, 13...Water flow part, 17...Opening/closing valve, 18...Water passage, 20...
- Filtration device, 22...filtration path, 25...filter, 29...pressure detection device.

Claims (1)

【実用新案登録請求の範囲】 １ 流水部の壁部を開口して設けられた通水路に取り付
けられた開閉バルブと；この開閉バルブの出ロポートに
対して着脱可能に接続され、内部のろ過路中にフイヌタ
を組込んでなるろ過装置と、このろ過装装置の出口側に
取り付けられ開放時の上記開閉バルブと上記ろ過路とを
介して上記流水部の水圧を検出する圧力検出装置とを具
備したことを特徴とする水力機械の圧力検出装置。 ２ 上記ろ過装置は、上記ろ過路に連通された空気抜き
孔を有することを特徴とする実用新案登録請求の範囲第
１項に記載の水力機械の圧力検出装置。 ３ 上記壁部の通水路と上記ろ過路と上記開閉バルブの
通水路の径は、ほぼ同一径となるように設定されたこと
を特徴とする実用新案登録請求の範囲第１項に記載の水
力機械の圧力検出装置。 ４ 上記流水路に臨む上記壁部の通水路の入口端から上
記圧力検出装置までの流路の長さが、上記通水路の径ｄ
の２Ｏｆ６以下であり、かつ上記フイルタの有効面積が
、上記ろ過路の横断面積の４０％以上であることを特徴
とする実用新案登録請求の範囲第３項に記載の水力機械
の圧力検出装置。[Scope of Claim for Utility Model Registration] 1. An on-off valve attached to a water passage provided by opening the wall of the water flow part; detachably connected to the outlet port of this on-off valve; It is equipped with a filtration device in which a Fuinuta is incorporated, and a pressure detection device that is attached to the outlet side of the filtration device and detects the water pressure of the water flow section through the opening/closing valve and the filtration path when opened. A pressure detection device for hydraulic machinery characterized by: 2. The pressure detection device for a hydraulic machine according to claim 1, wherein the filtration device has an air vent hole communicating with the filtration path. 3. The hydraulic power plant according to claim 1 of the utility model registration claim, characterized in that the diameters of the water passage of the wall, the filtration passage, and the water passage of the opening/closing valve are set to be approximately the same diameter. Machine pressure detection device. 4 The length of the flow path from the inlet end of the flow path of the wall facing the flow path to the pressure detection device is the diameter d of the flow path.
2Of6 or less, and the effective area of the filter is 40% or more of the cross-sectional area of the filtration path, according to claim 3.
JP1984124572U 1984-08-15 1984-08-15 Pressure detection device for hydraulic machinery Pending JPS6138535U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1984124572U JPS6138535U (en) 1984-08-15 1984-08-15 Pressure detection device for hydraulic machinery

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1984124572U JPS6138535U (en) 1984-08-15 1984-08-15 Pressure detection device for hydraulic machinery

Publications (1)

Publication Number Publication Date
JPS6138535U true JPS6138535U (en) 1986-03-11

Family

ID=30683298

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1984124572U Pending JPS6138535U (en) 1984-08-15 1984-08-15 Pressure detection device for hydraulic machinery

Country Status (1)

Country Link
JP (1) JPS6138535U (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4310234Y1 (en) * 1966-04-12 1968-05-04
JPS57147027A (en) * 1981-03-06 1982-09-10 Nippon Denso Co Ltd Semiconductor pressure detector
JPS5837530B2 (en) * 1975-05-10 1983-08-17 株式会社リコー Fukushiyaki
JPS5915943B2 (en) * 1982-02-01 1984-04-12 エフ・エム・シ−・コ−ポレ−シヨン Flame retardant polyphenylene ether-styrene thermoplastic resin composition

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4310234Y1 (en) * 1966-04-12 1968-05-04
JPS5837530B2 (en) * 1975-05-10 1983-08-17 株式会社リコー Fukushiyaki
JPS57147027A (en) * 1981-03-06 1982-09-10 Nippon Denso Co Ltd Semiconductor pressure detector
JPS5915943B2 (en) * 1982-02-01 1984-04-12 エフ・エム・シ−・コ−ポレ−シヨン Flame retardant polyphenylene ether-styrene thermoplastic resin composition

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