JPH01120802U - - Google Patents
Info
- Publication number
- JPH01120802U JPH01120802U JP1518488U JP1518488U JPH01120802U JP H01120802 U JPH01120802 U JP H01120802U JP 1518488 U JP1518488 U JP 1518488U JP 1518488 U JP1518488 U JP 1518488U JP H01120802 U JPH01120802 U JP H01120802U
- Authority
- JP
- Japan
- Prior art keywords
- liquid supply
- cleaning liquid
- valve
- passage
- supply source
- 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.)
- Granted
Links
- 239000007788 liquid Substances 0.000 claims description 19
- 238000004140 cleaning Methods 0.000 claims description 12
- 238000003780 insertion Methods 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
Description
第１図乃至第５図は本考案の第１の実施例を示
すもので、第１図は内視鏡の流体供給機構の全体
構成図、第２図はバルブの断面図、第３図は第２
図とは異なる作動状態を示すバルブの断面図、第
４図は挿入部の先端部の構成説明図、第５図は逆
止弁の構成説明図、第６図は本考案の第２実施例
を示す第１図と同様の構成図、第７図は本考案の
第３の実施例を示す要部構成説明図である。
１：操作部、２：挿入部、５：観察窓、８：洗
浄用流体供給ノズル、１０：送液通路、１１：送
気通路、１２：流体供給管、１３：エアポンプ、
１４：給気配管、１５：給液タンク、１６：送液
配管、２０：バルブ、２１：弁ケーシング、２２
：空気流出口、２３：空気流入口、２４：洗浄液
流入口、２５：洗浄液流出口、２６：弁体、２７
：操作ボタン、２８：弁室、２８ａ：室、２８ｂ
，２８ｃ：洗浄液室、２９：大気開放口、３０：
大気連通路、３１：洗浄液流路、３３：吸引口、
３４，３４′，２４″：吸引通路、３５，３６，
６２：逆止弁、６０：排液通路、６１：排液タン
ク。
1 to 5 show a first embodiment of the present invention, in which FIG. 1 is an overall configuration diagram of the fluid supply mechanism of an endoscope, FIG. 2 is a sectional view of the valve, and FIG. Second
A sectional view of the valve showing an operating state different from that shown in the figure, Fig. 4 is an explanatory diagram of the configuration of the distal end of the insertion section, Fig. 5 is an explanatory diagram of the configuration of the check valve, and Fig. 6 is a second embodiment of the present invention. FIG. 7 is an explanatory diagram of the main part configuration showing a third embodiment of the present invention. 1: Operation section, 2: Insertion section, 5: Observation window, 8: Cleaning fluid supply nozzle, 10: Liquid supply passage, 11: Air supply passage, 12: Fluid supply pipe, 13: Air pump,
14: Air supply piping, 15: Liquid supply tank, 16: Liquid supply piping, 20: Valve, 21: Valve casing, 22
: Air outlet, 23: Air inlet, 24: Cleaning liquid inlet, 25: Cleaning liquid outlet, 26: Valve body, 27
: Operation button, 28: Valve chamber, 28a: Chamber, 28b
, 28c: Cleaning liquid chamber, 29: Atmospheric opening, 30:
Atmospheric communication path, 31: Cleaning liquid flow path, 33: Suction port,
34, 34', 24'': suction passage, 35, 36,
62: Check valve, 60: Drain passage, 61: Drain tank.
Claims (1)
液を噴射するノズルを設け、該ノズルに洗浄液を
供給する送液通路を操作部にまで延在させて、洗
浄液供給源からの配管を接続したバルブと接続し
、該バルブを手動で操作することによつて前記送
液通路と洗浄液供給源との間を連通・遮断するよ
うにしたものにおいて、前記観察窓に向けて洗浄
後の残溜液を吸引する吸引口を設けると共に、前
記バルブには、それを前記送液通路と洗浄液供給
源との間の連通を遮断したときに、所定の容積分
だけ拡大する負圧発生室を形成して、前記吸引口
に接続した吸引通路を該負圧発生室に開口させ、
かつ該吸引通路の途中には吸引方向にのみ液体を
流れを許す逆止弁を介装する構成としたことを特
徴とする内視鏡の観察窓洗浄装置。 A nozzle for spraying cleaning liquid toward the observation window is provided at the tip of the insertion section of the endoscope, and a liquid feeding passage for supplying the cleaning liquid to the nozzle extends to the operating section, and piping from the cleaning liquid supply source is connected. The liquid supply passage and the cleaning liquid supply source are connected to a connected valve, and the valve is manually operated to communicate and cut off the liquid supply passage and the cleaning liquid supply source. A suction port for sucking the accumulated liquid is provided, and a negative pressure generating chamber is formed in the valve that expands by a predetermined volume when communication between the liquid feeding passage and the cleaning liquid supply source is cut off. and opening a suction passage connected to the suction port into the negative pressure generation chamber,
An endoscope observation window cleaning device characterized in that a check valve that allows liquid to flow only in the suction direction is interposed in the suction passageway.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988015184U JPH0438803Y2 (en) | 1988-02-09 | 1988-02-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988015184U JPH0438803Y2 (en) | 1988-02-09 | 1988-02-09 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01120802U true JPH01120802U (en) | 1989-08-16 |
| JPH0438803Y2 JPH0438803Y2 (en) | 1992-09-10 |
Family
ID=31227017
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988015184U Expired JPH0438803Y2 (en) | 1988-02-09 | 1988-02-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0438803Y2 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06113999A (en) * | 1992-09-30 | 1994-04-26 | Norikazu Hattori | Suction during observation by using scope |
| JP2009022443A (en) * | 2007-07-18 | 2009-02-05 | Fujinon Corp | Insertion assisting device |
| JP2009226196A (en) * | 2008-02-25 | 2009-10-08 | Olympus Medical Systems Corp | Fluid feeder and endoscope device |
| WO2010116563A1 (en) * | 2009-03-30 | 2010-10-14 | オリンパスメディカルシステムズ株式会社 | Fluid control device for endoscope |
| WO2015147153A1 (en) * | 2014-03-27 | 2015-10-01 | 富士フイルム株式会社 | Syringe device and syringe plunger |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5055189A (en) * | 1973-09-11 | 1975-05-15 | ||
| JPS5915612U (en) * | 1982-07-20 | 1984-01-30 | 宇徳運輸株式会社 | Heavy goods transport equipment |
| JPS631044A (en) * | 1986-06-20 | 1988-01-06 | Hitachi Electronics Eng Co Ltd | Vapor phase reaction equipment |
-
1988
- 1988-02-09 JP JP1988015184U patent/JPH0438803Y2/ja not_active Expired
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5055189A (en) * | 1973-09-11 | 1975-05-15 | ||
| JPS5915612U (en) * | 1982-07-20 | 1984-01-30 | 宇徳運輸株式会社 | Heavy goods transport equipment |
| JPS631044A (en) * | 1986-06-20 | 1988-01-06 | Hitachi Electronics Eng Co Ltd | Vapor phase reaction equipment |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06113999A (en) * | 1992-09-30 | 1994-04-26 | Norikazu Hattori | Suction during observation by using scope |
| JP2009022443A (en) * | 2007-07-18 | 2009-02-05 | Fujinon Corp | Insertion assisting device |
| JP2009226196A (en) * | 2008-02-25 | 2009-10-08 | Olympus Medical Systems Corp | Fluid feeder and endoscope device |
| WO2010116563A1 (en) * | 2009-03-30 | 2010-10-14 | オリンパスメディカルシステムズ株式会社 | Fluid control device for endoscope |
| JP4608606B2 (en) * | 2009-03-30 | 2011-01-12 | オリンパスメディカルシステムズ株式会社 | Endoscope fluid control system |
| JPWO2010116563A1 (en) * | 2009-03-30 | 2012-10-18 | オリンパスメディカルシステムズ株式会社 | Endoscope fluid control device |
| WO2015147153A1 (en) * | 2014-03-27 | 2015-10-01 | 富士フイルム株式会社 | Syringe device and syringe plunger |
| JPWO2015147153A1 (en) * | 2014-03-27 | 2017-04-13 | 富士フイルム株式会社 | Syringe device and plunger for syringe |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0438803Y2 (en) | 1992-09-10 |
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