JPS5851729U - Pressure regulating valve for medical vacuum equipment - Google Patents
Pressure regulating valve for medical vacuum equipmentInfo
- Publication number
- JPS5851729U JPS5851729U JP14931081U JP14931081U JPS5851729U JP S5851729 U JPS5851729 U JP S5851729U JP 14931081 U JP14931081 U JP 14931081U JP 14931081 U JP14931081 U JP 14931081U JP S5851729 U JPS5851729 U JP S5851729U
- Authority
- JP
- Japan
- Prior art keywords
- rotary valve
- valve body
- rotation angle
- pressure
- suction pipe
- 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
Landscapes
- External Artificial Organs (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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は本考案に係る調圧弁を備えた医療用バキューム
装置の斜視図、第2図は同調圧弁の要部断面図、第3図
は第2図の切断線■−■における断面図、第4図は同制
御回路を示す回路図である。
(符号の説明)、10・・・医療用バキューム装置、1
4・・・吸引主管、110・・・回転弁本体、11a・
・・外周壁、111・・・連通口、112・・・吸込口
、120・・・回転弁体、130・・・正逆回転モータ
、140・・・回転角度検出器、150・・・圧カドラ
ンスデューサ。Fig. 1 is a perspective view of a medical vacuum device equipped with a pressure regulating valve according to the present invention, Fig. 2 is a sectional view of a main part of the pressure regulating valve, and Fig. 3 is a sectional view taken along the cutting line ■-■ in Fig. 2. FIG. 4 is a circuit diagram showing the control circuit. (Explanation of symbols), 10... Medical vacuum device, 1
4... Main suction pipe, 110... Rotary valve body, 11a.
...Outer peripheral wall, 111...Communication port, 112...Suction port, 120...Rotary valve body, 130...Forward/reverse rotation motor, 140...Rotation angle detector, 150...Pressure Cadransuducer.
Claims (1)
る回転弁体120と、該回転弁体120を回転摺動自在
に設けている回転弁本体110と、回転弁体120の回
転角度位置を検出する回転角度検出器140と、医療用
バキューム装置10の吸引主管14に接続し該主管14
内の吸引圧力を検出する圧カドランスデューサ150と
より構成され、上記回転弁本体110の周壁110aに
は回転弁体120の回転角度位置に応じて相互に連通遮
断自在となると共に連通横断面積が変わり外気側に開口
している吸込口112と上記吸引主管14側に接続して
いる連通口111とが穿設されており、圧カドランスデ
ューサ150からの吸引圧力信号と回転角度検出′器1
40からの回転角度信号により回転角度が制御される正
逆転モータ130の駆動により回転弁本体120の回転
角度位置を変更し上記連通横断面積を調整することによ
り吸引主管14内の吸引圧力を一定の範囲内に維持する
ようになした医療用バキューム装置の調圧弁。A rotary valve body 120 that is driven by a forward/reverse motor 130 to change its rotational angular position, a rotary valve body 110 on which the rotary valve body 120 is rotatably and slidably provided, and a rotary valve that detects the rotational angular position of the rotary valve body 120. The angle detector 140 is connected to the main suction pipe 14 of the medical vacuum device 10 and
The circumferential wall 110a of the rotary valve body 110 has a pressure transducer 150 that detects the suction pressure within the rotary valve body 110, and the peripheral wall 110a of the rotary valve body 110 has a cross-sectional area of communication that can be freely communicated with and disconnected from the rotary valve body 120 according to the rotation angle position of the rotary valve body 120. A suction port 112 that is open to the outside air side and a communication port 111 that is connected to the main suction pipe 14 side are bored, and a suction pressure signal from the pressure transducer 150 and a rotation angle detector 1 are provided.
The rotation angle position of the rotary valve body 120 is changed by driving the forward/reverse motor 130 whose rotation angle is controlled by the rotation angle signal from the main suction pipe 140, and the suction pressure in the main suction pipe 14 is kept constant by adjusting the communication cross-sectional area. A pressure regulating valve for medical vacuum equipment that maintains the pressure within the range.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14931081U JPS5831556Y2 (en) | 1981-10-06 | 1981-10-06 | Pressure regulating valve for medical vacuum equipment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP14931081U JPS5831556Y2 (en) | 1981-10-06 | 1981-10-06 | Pressure regulating valve for medical vacuum equipment |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5851729U true JPS5851729U (en) | 1983-04-08 |
JPS5831556Y2 JPS5831556Y2 (en) | 1983-07-13 |
Family
ID=29942084
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP14931081U Expired JPS5831556Y2 (en) | 1981-10-06 | 1981-10-06 | Pressure regulating valve for medical vacuum equipment |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5831556Y2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015500698A (en) * | 2011-12-08 | 2015-01-08 | アルコン リサーチ, リミテッド | Selectively movable valve elements for suction and irrigation circuits |
-
1981
- 1981-10-06 JP JP14931081U patent/JPS5831556Y2/en not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2015500698A (en) * | 2011-12-08 | 2015-01-08 | アルコン リサーチ, リミテッド | Selectively movable valve elements for suction and irrigation circuits |
US9561321B2 (en) | 2011-12-08 | 2017-02-07 | Alcon Research, Ltd. | Selectively moveable valve elements for aspiration and irrigation circuits |
JP2018158124A (en) * | 2011-12-08 | 2018-10-11 | アルコン リサーチ, リミテッド | Selectively moveable valve elements for aspiration and irrigation circuits |
Also Published As
Publication number | Publication date |
---|---|
JPS5831556Y2 (en) | 1983-07-13 |
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