JP6567336B2 - 電動弁 - Google Patents
電動弁 Download PDFInfo
- Publication number
- JP6567336B2 JP6567336B2 JP2015124706A JP2015124706A JP6567336B2 JP 6567336 B2 JP6567336 B2 JP 6567336B2 JP 2015124706 A JP2015124706 A JP 2015124706A JP 2015124706 A JP2015124706 A JP 2015124706A JP 6567336 B2 JP6567336 B2 JP 6567336B2
- Authority
- JP
- Japan
- Prior art keywords
- valve
- valve body
- shaft
- rotor
- valve shaft
- 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.)
- Active
Links
- 230000033001 locomotion Effects 0.000 claims description 28
- 230000006835 compression Effects 0.000 description 7
- 238000007906 compression Methods 0.000 description 7
- 239000012530 fluid Substances 0.000 description 4
- 230000001174 ascending effect Effects 0.000 description 2
- 239000003507 refrigerant Substances 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
Classifications
-
- 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/02—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with screw-spindle
-
- 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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
- F16K31/047—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor characterised by mechanical means between the motor and the valve, e.g. lost motion means reducing backlash, clutches, brakes or return means
-
- 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
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
-
- 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
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/12—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces with streamlined valve member around which the fluid flows when the valve is opened
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/30—Expansion means; Dispositions thereof
- F25B41/31—Expansion valves
- F25B41/34—Expansion valves with the valve member being actuated by electric means, e.g. by piezoelectric actuators
- F25B41/35—Expansion valves with the valve member being actuated by electric means, e.g. by piezoelectric actuators by rotary motors, e.g. by stepping motors
-
- 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
- F16H—GEARING
- F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
- F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
- F16H25/20—Screw mechanisms
- F16H2025/2062—Arrangements for driving the actuator
- F16H2025/2087—Arrangements for driving the actuator using planetary gears
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Fluid Mechanics (AREA)
- Electrically Driven Valve-Operating Means (AREA)
- Transmission Devices (AREA)
- Mechanically-Actuated Valves (AREA)
Description
10 弁本体
13 ねじ軸受部材
13a 雌ねじ部
14 弁室
15 弁座
16 弁口
18 円筒部材
19 ばねケース
20 弁軸
21 弁体
22 ねじ駆動部材
22a 雄ねじ部
22b 板状部
26 圧縮コイルばね(付勢部材)
27 ねじ送り機構
30 キャン
31 ベースプレート
40 ステータ
50 ロータ
57 出力ギヤ
59 出力軸
59b 嵌合溝
60 不思議遊星歯車減速機構
61 支持部材
62 シャフト
63 ステッピングモータ
Claims (3)
- 弁室及び弁座を有する弁本体と、前記弁座に対して昇降する弁体を有する弁軸と、前記弁本体に対して昇降不能に回転するロータと該ロータを回転させるためのステータとからなるモータと、前記ロータと前記弁軸との間に介在された減速機構と、前記ロータの回転に伴って前記弁軸を前記弁本体に対して昇降させるべく前記弁軸と前記弁本体との間に設けられたねじ送り機構と、前記弁本体に対する前記弁軸の昇降移動を許容すべく前記弁軸と前記減速機構との間に設けられたスライド機構と、前記弁軸と前記弁本体との間に介装された付勢部材と、を備え、
前記ロータを一方向に回転させることにより、前記ねじ送り機構によって前記弁軸が前記弁本体に対して回転しながら上昇する上動行程と、前記ロータを他方向に回転させることにより、前記ねじ送り機構によって前記弁軸が前記弁本体に対して回転しながら下降する下動行程と、をとるようにされた電動弁であって、
前記上動行程及び前記下動行程において、前記弁軸を前記弁本体に対して一方向もしくは他方向に回転する方向に常時付勢するように、前記ねじ送り機構におけるねじ部の摩擦角、リード角、及び、前記付勢部材の付勢力が設定されていることを特徴とする電動弁。 - 前記スライド機構には、前記ロータの回転に伴って前記弁軸を回転させるための係合機構が備えられていることを特徴とする請求項1に記載の電動弁。
- 前記係合機構は、前記弁軸に設けられた板状部と、前記減速機構の出力軸に設けられ、前記板状部が昇降可能に嵌挿される嵌合溝とから構成されることを特徴とする請求項2に記載の電動弁。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015124706A JP6567336B2 (ja) | 2015-06-22 | 2015-06-22 | 電動弁 |
EP16162883.9A EP3109526B1 (en) | 2015-06-22 | 2016-03-30 | Motor-driven valve |
CN201610242826.8A CN106257116B (zh) | 2015-06-22 | 2016-04-19 | 电动阀 |
US15/139,712 US9765900B2 (en) | 2015-06-22 | 2016-04-27 | Motor-driven valve |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015124706A JP6567336B2 (ja) | 2015-06-22 | 2015-06-22 | 電動弁 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017009025A JP2017009025A (ja) | 2017-01-12 |
JP6567336B2 true JP6567336B2 (ja) | 2019-08-28 |
Family
ID=55650254
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015124706A Active JP6567336B2 (ja) | 2015-06-22 | 2015-06-22 | 電動弁 |
Country Status (4)
Country | Link |
---|---|
US (1) | US9765900B2 (ja) |
EP (1) | EP3109526B1 (ja) |
JP (1) | JP6567336B2 (ja) |
CN (1) | CN106257116B (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6119466B2 (ja) * | 2013-07-03 | 2017-04-26 | 株式会社デンソー | 電気式膨張弁 |
EP3387304B1 (en) * | 2015-12-08 | 2020-08-26 | Danfoss A/S | A linear actuator with a coupling |
WO2018025373A1 (ja) * | 2016-08-04 | 2018-02-08 | 太平洋工業株式会社 | 電動弁 |
JP6877749B2 (ja) * | 2017-09-28 | 2021-05-26 | 株式会社不二工機 | 電動弁 |
CN109869488B (zh) | 2017-12-01 | 2021-10-01 | 浙江三花智能控制股份有限公司 | 电子膨胀阀及具有其的制冷*** |
JP2019124315A (ja) * | 2018-01-18 | 2019-07-25 | 株式会社不二工機 | 電動弁 |
EP3671073A1 (en) | 2018-12-20 | 2020-06-24 | Danfoss A/S | Electric expansion valve |
JP7325841B2 (ja) * | 2021-01-19 | 2023-08-15 | 株式会社不二工機 | 電動弁 |
NO20220963A1 (en) * | 2022-09-07 | 2024-03-08 | Eltorque As | Actuator for a Valve |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2930571A (en) * | 1959-01-12 | 1960-03-29 | Eclipse Fuel Eng Co | Electrically operable valve control mechanism |
US3295385A (en) * | 1964-12-16 | 1967-01-03 | Boeing Co | Automatic anti-friction dual ratio motion converter |
US3730016A (en) * | 1971-06-14 | 1973-05-01 | Continental Can Co | Friction drive differential screw |
JPS60157947U (ja) * | 1984-03-29 | 1985-10-21 | 日本電子機器株式会社 | 内燃機関のアイドルスピ−ド制御弁 |
JPH0996342A (ja) * | 1995-09-29 | 1997-04-08 | Isuzu Motors Ltd | 駆動力伝達装置 |
JP3937029B2 (ja) * | 1999-03-26 | 2007-06-27 | 株式会社鷺宮製作所 | 電動弁 |
JP4082458B2 (ja) * | 2002-06-26 | 2008-04-30 | 千代田空調機器株式会社 | 電動弁 |
JP4817671B2 (ja) * | 2005-02-16 | 2011-11-16 | 株式会社不二工機 | 減速装置付電動弁 |
JP4749784B2 (ja) * | 2005-07-19 | 2011-08-17 | 株式会社不二工機 | 電動弁 |
JP4892697B2 (ja) * | 2005-12-09 | 2012-03-07 | 日本電産サンキョー株式会社 | バルブ駆動装置、バルブ駆動装置の制御方法、及びポンプ |
JP4855861B2 (ja) * | 2006-07-27 | 2012-01-18 | 株式会社鷺宮製作所 | 電動式コントロールバルブ |
JP2008101765A (ja) * | 2006-09-20 | 2008-05-01 | Fuji Koki Corp | 電動弁 |
US8636262B2 (en) * | 2009-11-13 | 2014-01-28 | Fisher Controls International, Llc | Coupling apparatus for use with electric actuators |
JP5647844B2 (ja) * | 2010-09-22 | 2015-01-07 | 株式会社不二工機 | 電動弁 |
JP5663335B2 (ja) * | 2011-02-09 | 2015-02-04 | パナソニックIpマネジメント株式会社 | 遮断弁装置 |
JP5885932B2 (ja) | 2011-03-22 | 2016-03-16 | 株式会社不二工機 | 電動弁 |
JP5875777B2 (ja) * | 2011-03-31 | 2016-03-02 | 株式会社不二工機 | 電動弁 |
JP6119466B2 (ja) * | 2013-07-03 | 2017-04-26 | 株式会社デンソー | 電気式膨張弁 |
-
2015
- 2015-06-22 JP JP2015124706A patent/JP6567336B2/ja active Active
-
2016
- 2016-03-30 EP EP16162883.9A patent/EP3109526B1/en active Active
- 2016-04-19 CN CN201610242826.8A patent/CN106257116B/zh active Active
- 2016-04-27 US US15/139,712 patent/US9765900B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
CN106257116A (zh) | 2016-12-28 |
CN106257116B (zh) | 2019-08-20 |
JP2017009025A (ja) | 2017-01-12 |
EP3109526A1 (en) | 2016-12-28 |
US9765900B2 (en) | 2017-09-19 |
US20160369911A1 (en) | 2016-12-22 |
EP3109526B1 (en) | 2019-04-24 |
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