JP5112195B2 - 水門の油圧駆動システム及び水門 - Google Patents
水門の油圧駆動システム及び水門 Download PDFInfo
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- JP5112195B2 JP5112195B2 JP2008174256A JP2008174256A JP5112195B2 JP 5112195 B2 JP5112195 B2 JP 5112195B2 JP 2008174256 A JP2008174256 A JP 2008174256A JP 2008174256 A JP2008174256 A JP 2008174256A JP 5112195 B2 JP5112195 B2 JP 5112195B2
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- Prior art keywords
- hydraulic
- pressure
- sluice
- variable displacement
- line
- 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.)
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Links
- 238000006073 displacement reaction Methods 0.000 claims description 20
- 239000010720 hydraulic oil Substances 0.000 claims description 19
- 230000005856 abnormality Effects 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 1
- 239000003921 oil Substances 0.000 description 8
- 230000020169 heat generation Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000001172 regenerating effect Effects 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 238000012790 confirmation Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 238000001363 water suppression through gradient tailored excitation Methods 0.000 description 1
Landscapes
- Barrages (AREA)
Description
2 水路
3 扉体
9 油圧モータ
12 可変容量型ピストンポンプ
13 油圧回路
14 被駆動軸
15 電動機
16 制御装置
Claims (2)
- 水路にこれを開閉すべく昇降自在又は水平軸回りに回動自在に設けられた水門の扉体と、この扉体を開閉するための2方向に回転自在な油圧モータと、2方向に作動油を吐出自在で且つ吐出量を制御可能な可変容量型ピストンポンプと、前記油圧モータと可変容量型ピストンポンプを接続する閉じた油圧回路と、前記可変容量型ピストンポンプの被駆動軸を一定の回転で駆動する電動機と、前記可変容量型ピストンポンプの吐出方向及び吐出量を制御する制御装置と、前記油圧回路における配管損傷等による圧力低下を検知可能とするために油圧回路内を所定のチャージ圧に保つチャージ圧用補助ポンプと、前記油圧回路内が所定のチャージ圧よりも低い圧力になった時に圧力低下異常を検知する圧力スイッチとを備えたことを特徴とする水門の油圧駆動システム。
- 前記油圧回路には、前記電動機で駆動される前記可変容量型ピストンポンプが少なくとも2基並列に接続されていることを特徴とする請求項1記載の水門の油圧駆動システム。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008174256A JP5112195B2 (ja) | 2008-07-03 | 2008-07-03 | 水門の油圧駆動システム及び水門 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008174256A JP5112195B2 (ja) | 2008-07-03 | 2008-07-03 | 水門の油圧駆動システム及び水門 |
Publications (2)
Publication Number | Publication Date |
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JP2010013842A JP2010013842A (ja) | 2010-01-21 |
JP5112195B2 true JP5112195B2 (ja) | 2013-01-09 |
Family
ID=41700188
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2008174256A Active JP5112195B2 (ja) | 2008-07-03 | 2008-07-03 | 水門の油圧駆動システム及び水門 |
Country Status (1)
Country | Link |
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JP (1) | JP5112195B2 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5314791B2 (ja) * | 2011-07-29 | 2013-10-16 | 日本自動機工株式会社 | 油圧ピストンモータを駆動源として使用したゲートの自重降下機構及び自重降下方法 |
JP6666382B2 (ja) * | 2018-05-01 | 2020-03-13 | 豊国工業株式会社 | 水門開閉装置 |
JP6666381B2 (ja) * | 2018-05-01 | 2020-03-13 | 豊国工業株式会社 | 水門開閉装置及びその開閉制御方法 |
JP7008358B1 (ja) * | 2020-07-22 | 2022-01-25 | 豊国工業株式会社 | 水門開閉装置及びその油圧駆動ユニット |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4615070A (en) * | 1984-08-27 | 1986-10-07 | Tennant Company | Sweeper with speed control for brush and vacuum fan |
JPS6323002A (ja) * | 1986-07-16 | 1988-01-30 | Daiichi Denki Kk | 油圧パワ−サ−ボシステム |
JPH09316859A (ja) * | 1996-05-28 | 1997-12-09 | Ishikawajima Harima Heavy Ind Co Ltd | 回転式ゲートの回転支持部構造 |
JP3665216B2 (ja) * | 1999-01-28 | 2005-06-29 | 日立建機株式会社 | ロードローラ |
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2008
- 2008-07-03 JP JP2008174256A patent/JP5112195B2/ja active Active
Also Published As
Publication number | Publication date |
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JP2010013842A (ja) | 2010-01-21 |
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