JP2021089071A - 膨張弁 - Google Patents
膨張弁 Download PDFInfo
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- JP2021089071A JP2021089071A JP2020193102A JP2020193102A JP2021089071A JP 2021089071 A JP2021089071 A JP 2021089071A JP 2020193102 A JP2020193102 A JP 2020193102A JP 2020193102 A JP2020193102 A JP 2020193102A JP 2021089071 A JP2021089071 A JP 2021089071A
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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
- 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
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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
- 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
- F16K31/046—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor with electric means, e.g. electric switches, to control the motor or to control a clutch between the valve and the motor
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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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/50—Mechanical actuating means with screw-spindle or internally threaded actuating means
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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
- 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
- F16K1/32—Details
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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
- 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
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve members
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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
- 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
- F16K1/32—Details
- F16K1/48—Attaching valve members to screw-spindles
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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
- F16K15/00—Check valves
- F16K15/02—Check valves with guided rigid valve members
- F16K15/025—Check valves with guided rigid valve members the valve being loaded by a spring
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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
- F16K25/00—Details relating to contact between valve members and seats
- F16K25/005—Particular materials for seats or closure elements
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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
- F16K27/00—Construction of housing; Use of materials therefor
- F16K27/02—Construction of housing; Use of materials therefor of lift valves
- F16K27/029—Electromagnetically actuated valves
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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
- 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
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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
- 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
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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
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/44—Mechanical actuating means
- F16K31/50—Mechanical actuating means with screw-spindle or internally threaded actuating means
- F16K31/508—Mechanical actuating means with screw-spindle or internally threaded actuating means the actuating element being rotatable, non-rising, and driving a non-rotatable axially-sliding element
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- 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
- F25B2341/00—Details of ejectors not being used as compression device; Details of flow restrictors or expansion valves
- F25B2341/06—Details of flow restrictors or expansion valves
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- 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
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- 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
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Electromagnetism (AREA)
- Electrically Driven Valve-Operating Means (AREA)
- Mechanically-Actuated Valves (AREA)
- Lift Valve (AREA)
Abstract
Description
Claims (14)
- ステップモータによって動作可能な膨張弁(1)において、
ハウジング(4)と、
ハウジング(4)内に配置された中空シャフト(7)と、
中空シャフト(7)を支持するとともに、ハウジング(4)を閉鎖する弁基体(5)と、
ステータによって駆動可能であるロータ(6)と、
中心の主軸(8)であって、主軸(8)は、中空シャフト(7)内に配置されているともに、ロータ(6)によって駆動可能であり、主軸(8)の回転運動が、ねじ山結合部(9)を介して、膨張弁(1)の開閉のための軸方向移動に変換可能である、主軸(8)と、
ねじ部(16)を有する螺旋体(12)であって、螺旋体(12)は、中空シャフト(7)の側面(10)の周囲に配置されているとともに、ロータ(6)によって駆動可能である、螺旋体(12)と、
を備え、
中空シャフト(7)に、ストッパボディが配置されていて、ストッパボディは、螺旋体(12)のねじ部(16)内に移動可能に配置されているともに、主軸−ストッパ−構造の一部として、中心の主軸(8)の上端位置と下端位置とを設定する、
膨張弁(1)。 - 中空シャフト(7)は、側面(10)に、縦溝(11)を有し、ストッパボディは、滑りリング(17)として構成されていて、滑りリング(17)は、螺旋体(12)のねじ部(16)内で、縦溝(11)によって回動不能に確保されているとともに、軸方向可動に配置されている、請求項1に記載の膨張弁(1)。
- 主軸−ストッパ−構造は、螺旋体(12)と滑りリング(17)との相互作用によって形成されている、請求項2に記載の膨張弁(1)。
- 滑りリング(17)は、半径方向内方へ延在する延長部(18)を有し、延長部(18)は、縦溝(11)内に延在し、そこで回動防止手段として作用するように構成されている、請求項2又は3に記載の膨張弁(1)。
- 螺旋体(12)は、螺旋体(12)の軸方向に延在する第1のストッパ要素(14)と、螺旋体(12)の軸方向に延在する第2のストッパ要素(15)とを有する、請求項1から4のいずれか1項に記載の膨張弁(1)。
- 第1のストッパ要素(14)がストッパボディに接触すると、主軸(8)の下端位置が固定され、第2のストッパ要素(15)がストッパボディに当接すると、螺旋体(12)の最大のねじり角度を加えて、主軸(8)の上端位置が固定される、請求項5に記載の膨張弁(1)。
- 滑りリング(17)は、円筒形の螺旋部材として構成されているとともに、上端(17a)と、上端(17a)とは反対の側の下端(17b)とを有し、上端(17a)は、第1のストッパ要素(14)に接触し、下端(17b)は、第2のストッパ要素(15)に接触する、請求項2から4及び5又は6のいずれか1項に記載の膨張弁(1)。
- 螺旋体(12)は、第1のストッパ要素(14)によって、アダプタ要素(13)に結合されていて、これによりロータ(6)の回転時に一緒に回動され、アダプタ要素(13)は、ロータ(6)を主軸(8)に結合し、これにより主軸(8)をロータ(6)の回転時に一緒に回動させる、請求項5から7のいずれか1項に記載の膨張弁(1)。
- 螺旋体(12)は、鋼から作製されたコイルばねの形態で構成されたねじりばねである、請求項1から8のいずれか1項に記載の膨張弁(1)。
- 中空シャフト(7)は、プラスチック、好適にはポリフェニレンサルファイド(PPS)又はポリエーテルエーテルケトン(PEEK)又は真鍮又は青銅から製造されている、請求項1から9のいずれか1項に記載の膨張弁(1)。
- 膨張弁(1)は、さらにスリーブ要素(21)を有し、スリーブ要素(21)は、収容領域(21a)と弁ニードル(20)とを有し、収容領域(21a)内に、中心の主軸(8)のスタンプ状の端部領域(22)と圧縮コイルばね(24)と力伝達要素(23)とが完全に収容されている、請求項1から10のいずれか1項に記載の膨張弁(1)。
- 力伝達要素(23)は、中心の主軸(8)との接触によって、軸方向力を中心の主軸(8)から圧縮コイルばね(24)を介してスリーブ要素(21)へと伝達するように構成されているとともに配置されていて、力伝達要素(23)は、横断面で見て、トルクが中心の主軸(8)から力伝達要素(23)へと伝達されない又は限定的にしか伝達されないようにきのこ状に構成されている、請求項11に記載の膨張弁(1)。
- ハウジング(4)と、弁基体(5)の、ハウジング(4)に向いた面(5a)とが、ハウジング内室(28)を画定し、
中空シャフト(7)内に中空シャフト内室(29)が形成されていて、
弁基体(1)の、ハウジング(4)とは反対に向いた面(5b)に隣接して、膨張弁(1)の、弁組付けスペース(43)に組み込まれた状態で、流体入口空間(27)が配置されていて、
流体入口空間(27)とハウジング内室(28)との間の圧力補償のための第1の圧力補償チャネル(25)が配置されていて、
第1の圧力補償チャネル(25)は、第1のチャネル領域(25a)と第2のチャネル領域(25b)とを有し、
第2のチャネル領域(25b)は、縦溝(11)によって形成されている、
請求項1から12までのいずれか1項に記載の膨張弁(1)。 - 中空シャフト内室(29)とハウジング内室(28)との間の圧力補償のための第2の圧力補償チャネル(26)が、縦溝(11)及び中空シャフト内室(29)の半径方向の広がりが最大の領域に配置されている、請求項13に記載の膨張弁(1)。
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Application Number | Priority Date | Filing Date | Title |
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DE102019132976 | 2019-12-04 | ||
DE102019132976.0 | 2019-12-04 | ||
DE102020124871.7A DE102020124871A1 (de) | 2019-12-04 | 2020-09-24 | Expansionsventil |
DE102020124871.7 | 2020-09-24 |
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JP2021089071A true JP2021089071A (ja) | 2021-06-10 |
JP7157123B2 JP7157123B2 (ja) | 2022-10-19 |
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US (1) | US11473691B2 (ja) |
JP (1) | JP7157123B2 (ja) |
KR (1) | KR102453763B1 (ja) |
CN (1) | CN112901791B (ja) |
DE (1) | DE102020124871A1 (ja) |
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CN210372066U (zh) * | 2019-06-14 | 2020-04-21 | 浙江盾安禾田金属有限公司 | 电子膨胀阀 |
CN118149151B (zh) * | 2024-05-09 | 2024-09-24 | 华能济南黄台发电有限公司 | 一种小流量防过载多阀笼调节阀 |
Citations (5)
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JP2010096203A (ja) * | 2008-10-14 | 2010-04-30 | Fuji Koki Corp | 電動弁 |
JP2012533718A (ja) * | 2010-10-15 | 2012-12-27 | 浙江三花股▲ふん▼有限公司 | 電動弁及びその止め装置 |
JP2014142057A (ja) * | 2012-12-26 | 2014-08-07 | Saginomiya Seisakusho Inc | 電動弁 |
US20150184768A1 (en) * | 2012-08-10 | 2015-07-02 | Zhejiang Sanhua Co., Ltd. | Electronic expanding valve |
WO2018133673A1 (zh) * | 2017-01-18 | 2018-07-26 | 浙江三花制冷集团有限公司 | 一种电子膨胀阀及其组装方法 |
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CA2121067C (en) * | 1993-09-27 | 1997-11-11 | William E. Hoehn | Valve assembly structure for a fluid stream |
JP3328530B2 (ja) | 1996-12-12 | 2002-09-24 | 太平洋工業株式会社 | 電動弁のストッパー構造 |
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- 2020-11-29 US US17/106,123 patent/US11473691B2/en active Active
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US20210172542A1 (en) | 2021-06-10 |
KR102453763B1 (ko) | 2022-10-12 |
US11473691B2 (en) | 2022-10-18 |
CN112901791A (zh) | 2021-06-04 |
JP7157123B2 (ja) | 2022-10-19 |
KR20210070934A (ko) | 2021-06-15 |
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