WO2013105378A1 - Dispositif de valve - Google Patents

Dispositif de valve Download PDF

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Publication number
WO2013105378A1
WO2013105378A1 PCT/JP2012/081981 JP2012081981W WO2013105378A1 WO 2013105378 A1 WO2013105378 A1 WO 2013105378A1 JP 2012081981 W JP2012081981 W JP 2012081981W WO 2013105378 A1 WO2013105378 A1 WO 2013105378A1
Authority
WO
WIPO (PCT)
Prior art keywords
inner cylinder
side opening
cylinder side
outer cylinder
casing
Prior art date
Application number
PCT/JP2012/081981
Other languages
English (en)
Japanese (ja)
Inventor
朋弘 穐田
仁史 北村
伊藤　良泰
恭子 堤
前田　康成
尚紀 柴田
北地　範行
Original Assignee
パナソニック株式会社
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 パナソニック株式会社 filed Critical パナソニック株式会社
Priority to CN201280066873.1A priority Critical patent/CN104040235B/zh
Publication of WO2013105378A1 publication Critical patent/WO2013105378A1/fr

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
    • F16K5/04—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having cylindrical surfaces; Packings therefor
    • F16K5/0414—Plug channel at 90 degrees to the inlet
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
    • F16K5/04—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having cylindrical surfaces; Packings therefor
    • F16K5/045—Particular coverings and materials

Definitions

  • the present invention relates to a valve device that controls the flow rate of a fluid.
  • valve device including an outer cylinder having a fluid inlet and outlet and a hollow cylindrical inner cylinder that is rotatably accommodated in the outer cylinder and has a flow passage opening in a peripheral wall portion. ing. Since such a valve device opens and closes the flow path by aligning or mismatching the flow path port with the outlet of the outer cylinder by rotation of the inner cylinder, as a structural problem, the internal resistance is caused by the frictional resistance between the inner cylinder and the outer cylinder. The cylinder cannot be rotated smoothly, and a large starting torque may be required for rotation.
  • Patent Document 1 a recess is formed in the peripheral wall portion of the inner cylinder so as to be larger than the outlet of the main body, a sheet-like seal member is inserted into the recess, and an internal pressure is introduced into the back surface of the seal member.
  • a valve device provided with a pressure guiding path that communicates the recess and the inside of the outer cylinder has been proposed.
  • this valve device closes the outlet of the outer cylinder, the pressure of the fluid supplied from the inlet by the operation of the pump is applied to the seal member in the recess from the pressure guiding path, and the seal member is pressed against the outlet. Thus, the outlet is closed to stop the flow of fluid. And when rotating the inner cylinder so as to open the outlet, because the inner cylinder is rotated in a state where the internal pressure is reduced, the contact pressure between the seal member and the inner surface of the outer cylinder is reduced, and the frictional resistance is reduced. The starting torque at the time of rotation can be reduced.
  • the present invention has been made in view of the circumstances as described above, and provides a valve device that can reduce the starting torque during rotation of the inner cylinder and smoothly perform the rotation operation of the inner cylinder. It is an issue.
  • a valve device of the present invention includes a casing having an inflow port through which a fluid flows in and an outflow port through which the fluid flows out, and a valve body installed in the casing.
  • a cylindrical outer cylinder and a cylindrical inner cylinder that is rotatably mounted in the outer cylinder, and the first outer cylinder side opening and the second that penetrate the inside and outside of the peripheral wall portion of the outer cylinder.
  • the first outer cylinder side opening communicates with the outlet of the casing
  • the inner cylinder has an internal flow communicating with the inlet of the casing.
  • a first inner cylinder side opening and a second inner cylinder side opening penetrating inward and outward are formed in the peripheral wall portion in the circumferential direction, and the first outer cylinder side opening is formed by rotation of the inner cylinder.
  • Serial The second of the outer cylinder side opening second inner cylinder side opening characterized in that it is formed at a position communicating with each other during the closed state of the channel.
  • a part in the circumferential direction of the peripheral wall portion of the inner cylinder is constituted by a small-diameter portion whose outer diameter is smaller than other portions in the circumferential direction, and the second inner cylinder is formed in the small-diameter portion.
  • a side opening is preferably formed.
  • the peripheral wall portion of the inner cylinder is provided with a notch portion penetrating inward and outward on the inlet side of the casing, and the notch portion is provided when the flow path is closed. It is preferable to be formed at a position communicating with the second outer cylinder side opening.
  • the starting torque at the time of rotation of the inner cylinder can be reduced and the inner cylinder can be smoothly rotated.
  • FIG. 1 is a perspective view of the outer cylinder of the valve body in the valve apparatus of FIG. 1
  • (b) is a perspective view of the inner cylinder of the valve body in the valve apparatus of FIG.
  • (A) is the sectional view on the AA line of the valve apparatus of FIG. 1
  • (b) shows the state which closed the flow path by rotating the inner cylinder of the valve body in the valve apparatus of (a) in the circumferential direction.
  • FIG. 1 is a perspective view of the inner cylinder of the valve body in the valve apparatus of another one Embodiment
  • (b) is sectional drawing of the valve apparatus using the inner cylinder of (a). It is a perspective view of the inner cylinder of the valve body in the valve apparatus of another one embodiment.
  • FIG. 1 is a sectional view showing an embodiment of the valve device of the present invention.
  • 2A is a perspective view of the outer cylinder of the valve body in the valve device of FIG. 1
  • FIG. 2B is a perspective view of the inner cylinder of the valve body in the valve device of FIG. 3A is a cross-sectional view taken along the line AA of the valve device of FIG. 1
  • FIG. 3B is a view of the valve device of FIG. It is sectional drawing which shows a state.
  • the valve device 1 includes a casing 2 and a valve body 3.
  • the valve device 1 is disposed in an external flow path 6 such as a water supply pipe to increase or decrease the flow rate of a fluid such as water. Can be used to control.
  • the casing 2 has a valve body housing space in which the valve body 3 is housed, and has an inlet 4 through which a fluid flows in and an outlet 5 through which the fluid flows out. 5 communicates with the valve body storage space.
  • the casing 2 is disposed so that the inflow port 4 and the outflow port 5 communicate with the external flow path 6 respectively.
  • the valve body 3 includes an outer cylinder 10 and an inner cylinder 20 and is installed in the valve body storage space of the casing 2.
  • the valve body 3 is formed such that a gap between the outer peripheral surface of the outer cylinder 10 of the valve body 3 and the inner peripheral surface of the casing 2 is small, and the gap is sealed with an elastic member such as silicon rubber or EPDM. May be.
  • the outer cylinder 10 is formed in a cylindrical shape as shown in FIG. 2A, and a first outer cylinder side opening 12 and a second outer cylinder side opening 13 penetrating inside and outside of the peripheral wall portion 11 are circumferential. It is formed away in the direction.
  • the first outer cylinder side opening 12 of the outer cylinder 10 communicates with the outlet 5 of the casing 2 in a state where the valve element 3 is housed in the valve element housing space of the casing 2.
  • the number of the second outer cylinder side openings 13 is not particularly limited, and may be one or two or more.
  • the formation location of the second outer cylinder side opening 13 is not particularly limited, and in the present embodiment, one second outer cylinder side opening 13 is provided at a position facing the diameter direction of the first outer cylinder side opening 12. Is formed.
  • An insertion hole 14 through which the inner cylinder 20 is inserted and fluid flows is formed at one end of the outer cylinder 10 in the cylinder axis direction.
  • the insertion hole 14 is substantially the same diameter as the outer diameter of the inner cylinder 20. And communicates with the inlet 4 of the casing 2.
  • a through hole 15 having an inner diameter smaller than the inner diameter of the insertion hole 14 is formed at the other end, and the inner diameter of the through hole 15 is such that a rotation shaft portion 23 of the inner cylinder 20 described later can be inserted through the rotation. It is formed to be slightly larger than the outer diameter of the shaft portion 23.
  • the inner cylinder 20 is formed in a cylindrical shape as shown in FIG. 2B, and is rotatably mounted in the outer cylinder 10 as shown in FIG.
  • the outer diameter of the inner cylinder 20 is substantially the same as the inner diameter of the outer cylinder 10 so that the gap between the outer peripheral surface of the inner cylinder 20 and the inner peripheral surface of the outer cylinder 10 is reduced.
  • the gap between the outer peripheral surface of the inner cylinder 20 and the inner peripheral surface of the outer cylinder 10 may be sealed with an elastic member such as silicon rubber or EPDM.
  • An internal flow path 21 through which a fluid flows is formed inside the inner cylinder 20, and the internal flow path 21 is formed in the casing 2 via an opening 22 formed at one end of the inner cylinder 20 in the cylinder axis direction. To the inflow port 4.
  • a rotating shaft portion 23 is formed at the other end portion of the inner cylinder 20 in the cylinder axis direction. By inserting the rotating shaft portion 23 into the insertion hole 14 and the through hole 15 of the outer cylinder 10 in sequence, the inner cylinder 20 is formed. It is mounted in the outer cylinder 10.
  • the rotation shaft portion 23 of the inner cylinder 20 is connected to the rotation drive shaft of the motor 50, and the inner cylinder 20 can be rotated in the circumferential direction by rotating the rotation drive shaft.
  • the first inner cylinder side opening 25 and the second inner cylinder side opening 26 penetrating inward and outward are formed in the peripheral wall portion 24 of the inner cylinder 20 apart in the circumferential direction.
  • the first inner cylinder side opening 25 is formed to be able to communicate with the first outer cylinder side opening 12 of the outer cylinder 10, and between the first inner cylinder side opening 25 and the second inner cylinder side opening 26.
  • a non-opening closing portion 27 is formed in the peripheral wall portion 24.
  • the valve device 1 causes the first outer cylinder side opening 12 and the first inner cylinder side opening 25 to communicate with each other or to communicate fluid by rotating the inner cylinder 20 in the circumferential direction.
  • the flow path is opened and closed, and the fluid is passed or stopped. That is, as shown in FIG. 1 and FIG. 3A, when the first inner cylinder side opening 25 overlaps the first outer cylinder side opening 12 by the rotation of the inner cylinder 20, the first outer cylinder side opening. 12 and the first inner cylinder side opening 25 communicate with each other, the flow path is opened, and a water flow state is established.
  • the fluid flow rate of the circulating fluid changes depending on the overlapping degree of the first outer cylinder side opening 12 and the first inner cylinder side opening 25, the fluid flow rate can be changed by adjusting the overlapping degree. .
  • the closing portion 27 overlaps the first outer cylinder side opening 12 due to the rotation of the inner cylinder 20
  • the first outer cylinder side opening 12 and the first inner cylinder side opening 25 Is disconnected, and the flow path is closed and water is stopped.
  • the flow rate of the fluid is adjusted by rotating the inner cylinder 20 so that the first inner cylinder side opening 25 and the closing portion 27 of the inner cylinder 20 overlap the first outer cylinder side opening 12 of the outer cylinder 10. be able to.
  • the second inner cylinder side opening 26 is a second outer cylinder side opening when the flow path is at least one of a closed state and a closed state. 13 and the 2nd inner cylinder side opening 26 are formed in the position where it communicates. That is, the second outer cylinder side opening 13 and the second inner cylinder side opening 26 communicate with each other such that the second inner cylinder side opening 26 overlaps the second outer cylinder side opening 13 when the flow path is closed. If it does, the communication state of the 2nd outer cylinder side opening 13 and the 2nd inner cylinder side opening 26 at the time of the open state of a flow path will not ask
  • the second outer cylinder side opening 13 and the second inner cylinder side opening 26 may be in communication with each other, or may be in non-communication. In the present embodiment, the second outer cylinder side opening 13 and the second inner cylinder side opening 26 communicate with each other even when the flow path is open. In any case, due to the communication between the second outer cylinder side opening 13 and the second inner cylinder side opening 26, the pressure by the fluid filling the inside of the outer cylinder 10 and the inner cylinder 20 in the water-stopping state is outside. Opened to a low level. Accordingly, it is possible to reduce the starting torque of the inner cylinder 20 when the inner cylinder 20 is rotated in order to open the flow path and make the water passage state, and the inner cylinder 20 can be smoothly rotated. .
  • the valve device 1 can be manufactured at a low cost.
  • the rotating operation of the inner cylinder 20 is performed manually, the rotating operation of the inner cylinder 20 is facilitated, for example, the inner cylinder 20 can be rotated with a light force, and the operability is improved.
  • the second outer cylinder side opening 13 and the second inner cylinder side opening 26 are formed at a position where they communicate with each other even when the flow path is open. For this reason, the pressure by the fluid that fills the inside of the outer cylinder 10 and the inside of the inner cylinder 20 in the water passing state is released to the outside by the communication between the second outer cylinder side opening 13 and the second inner cylinder side opening 26. Is kept low. Thereby, in addition to the above-described effects, the operating torque for rotating the inner cylinder 20 during water flow can be reduced, and the rotating operation of the inner cylinder 20 can be performed more smoothly.
  • FIG. 4A is a perspective view of an inner cylinder of a valve body in a valve device according to another embodiment
  • FIG. 4B is a cross-sectional view of the valve device using the inner cylinder of FIG.
  • the same parts as those in the embodiment shown in FIGS. 1 to 3 are denoted by the same reference numerals, and the description thereof is omitted.
  • the valve device 40 is configured such that a part of the peripheral wall 24 of the inner cylinder 60 in the circumferential direction is a small-diameter part 28 having a smaller outer diameter than other parts in the circumferential direction.
  • the peripheral wall portion 24 of the inner cylinder 60 is configured to include a portion having a small outer diameter that becomes the small-diameter portion 28 and a portion having an outer diameter larger than the outer diameter of the small-diameter portion 28. They are formed on the same circumference.
  • a portion having an outer diameter larger than the outer diameter of the small-diameter portion 28 constitutes a large-diameter portion 29.
  • the inside of the inner cylinder 60 has a substantially circular shape in cross section, the small diameter portion 28 is configured as a thin portion 30 with a thin wall thickness of the peripheral wall portion 24, and the large diameter portion 29 has a wall thickness of the peripheral wall portion 24 with a small diameter portion 28. It is comprised as the thick part 31 thicker than this wall thickness.
  • the outer diameter of the large diameter portion 29 is substantially the same as the inner diameter of the outer cylinder 10, and the gap between the outer peripheral surface of the large diameter portion 29 and the inner peripheral surface of the outer cylinder 10 is formed to be small.
  • the gap may be sealed with an elastic member such as silicon rubber or EPDM.
  • a first inner cylinder side opening 25 is formed in the large diameter portion 29, and the periphery of the first inner cylinder side opening 25 is surrounded by the large diameter portion 29. Therefore, the first outer cylinder side opening 12 and the first inner cylinder side opening 25 when the first outer cylinder side opening 12 and the first inner cylinder side opening 25 communicate with each other (water passage state). The outflow of fluid from between the two can be suppressed.
  • the large diameter portion 29 is also formed with a closing portion 27.
  • a clearance S for releasing pressure is formed between the outer peripheral surface of the small diameter portion 28 and the inner peripheral surface of the outer cylinder 10.
  • a second inner cylinder side opening 26 is formed in the small diameter portion 28. Since the second inner cylinder side opening 26 can communicate with the second outer cylinder side opening 13 of the outer cylinder 10 through the gap S, the second inner cylinder side opening 26 is formed in the small diameter portion 28. May not be a position that overlaps (matches) the second outer cylinder side opening 13 of the outer cylinder 10 when the flow path is closed.
  • the fluid flows into the gap S from the second inner cylinder side opening 26 of the inner cylinder 60. For this reason, the pressure by the fluid that fills the inside of the outer cylinder 10 and the inside of the inner cylinder 60 in the water stop state or the water passage state escapes to the outside of the inner cylinder 60, and as a result, the pressure of the fluid inside the inner cylinder 60 is reduced. It can be kept low. Accordingly, it is possible to reduce the starting torque of the inner cylinder 60 when rotating the inner cylinder 60 in order to change the water stop state to the water passage state, and the operating torque for rotating the inner cylinder 60 when water passes. 60 rotational movements can be performed more smoothly.
  • the flowing of the large diameter portion 29 of the fluid flowing into the gap S is prevented by the large diameter portion 29 configured as the thick portion 31 and the elastic member described above, and the first outer cylinder of the outer cylinder 10 is prevented.
  • the outflow of fluid from the side opening 12 is suppressed.
  • Such a small-diameter portion 28 may be configured over the entire length of the peripheral wall portion 24 of the inner cylinder 60 in the cylinder axis direction. Further, in the circumferential direction of the peripheral wall portion 24 of the inner cylinder 60, a range from the portion where the closing portion 27 is formed to the portion where the first inner cylinder side opening 25 is formed is configured as the large diameter portion 29, The other range can be configured as the small diameter portion 28.
  • FIG. 5 is a perspective view of an inner cylinder of a valve body in a valve device according to another embodiment.
  • the same parts as those in the embodiment shown in FIGS. 1 to 4 are denoted by the same reference numerals, and the description thereof is omitted.
  • the peripheral wall 24 of the inner cylinder 70 of this valve device is provided with a notch 32 penetrating inward and outward on the inlet side of the casing.
  • the notch 32 is connected to the opening 22 formed at one end of the inner cylinder 70 in the cylinder axis direction, and is formed in a rectangular shape.
  • the number of the notches 32 is not particularly limited, and may be one or two or more. In the present embodiment, one notch portion 32 is provided in the peripheral wall portion 24.
  • the notch 32 is formed at a position communicating with the second outer cylinder side opening when the flow path is closed.
  • the effect of forming such a notch 32 is the same as the effect of forming the second inner cylinder side opening 26. That is, due to the communication between the second outer cylinder side opening and the notch 32, the pressure by the fluid filling the inside of the outer cylinder and the inside of the inner cylinder 70 in the water stop state is released to the outside and is kept low. Accordingly, it is possible to reduce the starting torque of the inner cylinder 70 when the inner cylinder 70 is rotated in order to open the flow path and make the water passage state, and the inner cylinder 70 can be smoothly rotated. .
  • a synergistic effect of the effect of the communication between the second outer cylinder side opening and the second inner cylinder side opening 26 and the effect of the communication between the second outer cylinder side opening and the notch 32 is achieved.
  • a part of the circumferential wall portion 24 in the circumferential direction may be constituted by a small diameter portion 28.
  • the notch 32 can be formed in the small diameter portion 28.
  • the notch portion can communicate with the second outer cylinder side opening of the outer cylinder through a pressure release gap between the outer peripheral surface of the small diameter section and the inner peripheral surface of the outer cylinder.
  • the position where the notch is formed does not have to be a position that overlaps (matches) the second outer cylinder side opening of the outer cylinder when the flow path is closed.
  • the inner cylinder can be rotated more smoothly.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Taps Or Cocks (AREA)

Abstract

L'invention fournit un dispositif de valve permettant de réduire un couple de démarrage lors de la rotation d'un tube interne, et d'effectuer aisément un mouvement de rotation de ce tube interne. Ce dispositif de valve (1) est équipé : d'une enveloppe (2) possédant un orifice d'entrée (4) et d'un orifice de décharge (5) destinés à un fluide; et d'un corps de soupape (3) incorporé dans cette enveloppe (2). Le corps de soupape (3) possède un tube externe (10), et un tube interne (20) incorporé dans le tube externe (10) de manière à pouvoir exercer une rotation. Une première et une seconde ouverture côté tube externe (12, 13) sont formées dans une direction périphérique sur une partie paroi périphérique (11) du tube externe (10). La première ouverture côté tube externe (12) communique avec l'orifice de décharge (5) de l'enveloppe (2). Un trajet d'écoulement de partie interne (21) communiquant avec l'orifice d'entrée (4) de l'enveloppe (2), est formé dans la partie interne du tube interne (20). Une première et une seconde ouverture côté tube interne (25, 26) sont formées dans une direction périphérique sur une partie paroi périphérique (24). Du fait de la communication ou de la non-communication de la première ouverture côté tube externe (12) et de la première ouverture côté tube interne (25) par rotation du tube interne (20), le trajet d'écoulement dans lequel s'écoule le fluide est ouvert ou fermé. La seconde ouverture côté tube externe (13) et la seconde ouverture côté tube interne (26) sont formées en des positions communiquant l'une et l'autre lorsque le trajet d'écoulement est en mode fermé.
PCT/JP2012/081981 2012-01-12 2012-12-10 Dispositif de valve WO2013105378A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201280066873.1A CN104040235B (zh) 2012-01-12 2012-12-10 阀装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012004191A JP5740558B2 (ja) 2012-01-12 2012-01-12 弁装置
JP2012-004191 2012-01-12

Publications (1)

Publication Number Publication Date
WO2013105378A1 true WO2013105378A1 (fr) 2013-07-18

Family

ID=48781338

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2012/081981 WO2013105378A1 (fr) 2012-01-12 2012-12-10 Dispositif de valve

Country Status (3)

Country Link
JP (1) JP5740558B2 (fr)
CN (1) CN104040235B (fr)
WO (1) WO2013105378A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
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WO2015155408A1 (fr) * 2014-04-11 2015-10-15 Wärtsilä Finland Oy Vanne de carburant
EP3719399A1 (fr) * 2019-04-02 2020-10-07 BSH Hausgeräte GmbH Soupape à gaz et cuisinière à gaz

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CN105673623B (zh) * 2015-12-31 2017-10-31 北京航空航天大学 多边溢流系统
CN105465080B (zh) * 2015-12-31 2017-10-27 北京航空航天大学 多边溢流系统
CN105508334B (zh) * 2015-12-31 2018-07-13 北京航空航天大学 电驱多边溢流脉动衰减控制系统和多边溢流系统
CN107879400A (zh) * 2017-12-14 2018-04-06 凌志环保股份有限公司 一种新型消毒片定量投加装置
ES2776073B2 (es) * 2019-01-28 2021-11-17 Llana Enrique Gonzalez Valvula mecanica para fluidos.
JP7344663B2 (ja) * 2019-03-27 2023-09-14 株式会社山田製作所 制御バルブ
JP7227050B2 (ja) * 2019-03-27 2023-02-21 株式会社山田製作所 制御バルブ
CN109940451A (zh) * 2019-04-26 2019-06-28 上海历焱自动化设备有限公司 一种冷却液控制装置
CN110345272B (zh) * 2019-07-04 2020-11-24 中国能源建设集团华南电力试验研究院有限公司 用于发电站蒸汽安全输送的控制方法
JP7420592B2 (ja) * 2020-02-28 2024-01-23 ファナック株式会社 工具交換装置
CN112536805B (zh) * 2020-11-27 2022-06-07 京东科技信息技术有限公司 机器人
CN112412565B (zh) * 2020-12-08 2022-06-07 陈谦 一种滚筒式进气的节气门
CN113357393B (zh) * 2021-06-03 2022-07-29 长沙理工大学 一种三挡四波形易拆装阀

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49128324A (fr) * 1973-03-26 1974-12-09
JPH0579144U (ja) * 1992-03-31 1993-10-26 大下産業株式会社 切換弁
JPH0893933A (ja) * 1994-09-27 1996-04-12 Matsushita Electric Ind Co Ltd 流体制御弁
JPH1194100A (ja) * 1997-09-25 1999-04-09 Mitsubishi Electric Corp 弁装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5641782B2 (fr) * 1973-04-16 1981-09-30
US4699358A (en) * 1986-08-15 1987-10-13 Stanadyne, Inc. Faucet valve with noise reduction structure
CN2903602Y (zh) * 2006-04-13 2007-05-23 陈春生 一种旋塞
CN1936393A (zh) * 2006-10-14 2007-03-28 青岛大学 一种陶瓷管式旋塞阀及其制备工艺
CN201129492Y (zh) * 2007-11-26 2008-10-08 方建文 一种调节阀
CN101824974A (zh) * 2010-05-20 2010-09-08 江苏亿丰机械制造有限公司 浮动自密封式井口注水阀

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49128324A (fr) * 1973-03-26 1974-12-09
JPH0579144U (ja) * 1992-03-31 1993-10-26 大下産業株式会社 切換弁
JPH0893933A (ja) * 1994-09-27 1996-04-12 Matsushita Electric Ind Co Ltd 流体制御弁
JPH1194100A (ja) * 1997-09-25 1999-04-09 Mitsubishi Electric Corp 弁装置

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015155408A1 (fr) * 2014-04-11 2015-10-15 Wärtsilä Finland Oy Vanne de carburant
EP3719399A1 (fr) * 2019-04-02 2020-10-07 BSH Hausgeräte GmbH Soupape à gaz et cuisinière à gaz
WO2020200917A1 (fr) * 2019-04-02 2020-10-08 BSH Hausgeräte GmbH Soupape de gaz et cuisinière à gaz

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Publication number Publication date
JP5740558B2 (ja) 2015-06-24
JP2013142460A (ja) 2013-07-22
CN104040235A (zh) 2014-09-10
CN104040235B (zh) 2016-02-10

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