JP7421643B2 - 電子膨張弁及びこの電子膨張弁を用いる空調システム - Google Patents
電子膨張弁及びこの電子膨張弁を用いる空調システム Download PDFInfo
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- JP7421643B2 JP7421643B2 JP2022529527A JP2022529527A JP7421643B2 JP 7421643 B2 JP7421643 B2 JP 7421643B2 JP 2022529527 A JP2022529527 A JP 2022529527A JP 2022529527 A JP2022529527 A JP 2022529527A JP 7421643 B2 JP7421643 B2 JP 7421643B2
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- electronic expansion
- expansion valve
- spindle
- oil storage
- guide sleeve
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- 238000004378 air conditioning Methods 0.000 title claims description 15
- 238000003860 storage Methods 0.000 claims description 79
- 230000020347 spindle assembly Effects 0.000 claims description 32
- 238000007789 sealing Methods 0.000 claims description 17
- 239000012530 fluid Substances 0.000 claims description 9
- 239000004519 grease Substances 0.000 description 28
- 238000000034 method Methods 0.000 description 11
- 238000010586 diagram Methods 0.000 description 6
- 239000012535 impurity Substances 0.000 description 4
- 239000003507 refrigerant Substances 0.000 description 4
- 238000005461 lubrication Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
Images
Classifications
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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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- 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
- F16K1/04—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 with a cut-off member rigid with the spindle, e.g. main 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
- F16N—LUBRICATING
- F16N1/00—Constructional modifications of parts of machines or apparatus for the purpose of lubrication
-
- 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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/16—Sealings between relatively-moving surfaces
- F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
- F16J15/324—Arrangements for lubrication or cooling of the sealing itself
-
- 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
-
- 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
-
- 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
-
- 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
-
- 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
- F16N—LUBRICATING
- F16N2280/00—Valves
-
- 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
- F25B2500/00—Problems to be solved
- F25B2500/16—Lubrication
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Lift Valve (AREA)
- Electrically Driven Valve-Operating Means (AREA)
- Sealing Devices (AREA)
Description
[001] 本出願は、2019年12月31日に出願された、出願番号が201922501978.7であり、発明の名称が「電子膨張弁及びこの電子膨張弁を用いる空調システム」である中国特許出願の優先権を主張しており、その全ての内容は参照によって本出願に組み込まれる。
100 電子膨張弁、101 媒体インレットパイプ、102 媒体アウトレットパイプ、103 軸線、10 弁体、11 弁口、12 弁チャンバ、13 取り付けチャンバ、14 ガイドスリーブ、141 貯油溝、15 封止リング、16 固定盤、161 取り付け孔、20 スピンドルアセンブリ、21 スピンドル、211 貯油溝、212 封止溝、30 スクリュアセンブリ、31 スクリュ、32 ナットスリーブ、40 スリーブ、50 ロータアセンブリ、51 ロータ。
Claims (8)
- 弁体、スピンドルアセンブリ及びガイドスリーブを含み、前記ガイドスリーブは前記弁体内に取り付けられて前記スピンドルアセンブリの移動をガイドするために用いられ、前記スピンドルアセンブリは前記ガイドスリーブに接続され、且つ前記スピンドルアセンブリはスピンドル及び前記スピンドル内に取り付けられたスクリュを含み、前記スピンドルの外側壁には封止リングを収容するための封止溝が設けられており、前記ガイドスリーブと前記スピンドルとの間には貯油溝が設けられており、前記貯油溝の横断面は楔状であり、且つ前記貯油溝の開口のサイズは前記貯油溝の底部のサイズよりも小さい、電子膨張弁。
- 前記貯油溝は前記スピンドルの外側壁に設けられ、且つ前記貯油溝は環状を呈し前記スピンドルの周縁方向に延びている、請求項1に記載の電子膨張弁。
- 前記貯油溝の数量は2つであり、且つ2つの前記貯油溝は前記スピンドルの軸線方向に間隔をおいて配列されている、請求項2に記載の電子膨張弁。
- 前記封止溝は2つの前記貯油溝の間に設けられている、請求項3に記載の電子膨張弁。
- 前記貯油溝は前記ガイドスリーブの内側壁に設けられ、且つ前記貯油溝は環状を呈し前記ガイドスリーブの周縁方向に延びている、請求項1に記載の電子膨張弁。
- 媒体インレットパイプ及び媒体アウトレットパイプを更に含み、弁体は、媒体インレットパイプ及び媒体アウトレットパイプに接続され、媒体流体は、媒体インレットパイプを通って電子膨張弁の内部に入り込んでから、媒体アウトレットパイプを通って電子膨張弁から流れ出る、請求項1に記載の電子膨張弁。
- 前記弁体内には、前記ガイドスリーブを収納するための取り付けチャンバが設けられており、前記ガイドスリーブ及び前記取り付けチャンバは、締まり嵌めとなる、請求項1に記載の電子膨張弁。
- 電子膨張弁を含む空調システムであって、前記電子膨張弁は請求項1から7のいずれか一項に記載の電子膨張弁である、空調システム。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201922501978.7 | 2019-12-31 | ||
CN201922501978.7U CN212203141U (zh) | 2019-12-31 | 2019-12-31 | 电子膨胀阀及使用该电子膨胀阀的空调系统 |
PCT/CN2020/113458 WO2021135348A1 (zh) | 2019-12-31 | 2020-09-04 | 电子膨胀阀及使用该电子膨胀阀的空调系统 |
Publications (2)
Publication Number | Publication Date |
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JP2023508838A JP2023508838A (ja) | 2023-03-06 |
JP7421643B2 true JP7421643B2 (ja) | 2024-01-24 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2022529527A Active JP7421643B2 (ja) | 2019-12-31 | 2020-09-04 | 電子膨張弁及びこの電子膨張弁を用いる空調システム |
Country Status (6)
Country | Link |
---|---|
US (1) | US20220316777A1 (ja) |
EP (1) | EP4067707A4 (ja) |
JP (1) | JP7421643B2 (ja) |
KR (1) | KR20220105675A (ja) |
CN (1) | CN212203141U (ja) |
WO (1) | WO2021135348A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USD1028175S1 (en) | 2019-06-28 | 2024-05-21 | Danfoss A/S | Expansion valve |
DE102020215276A1 (de) * | 2020-12-03 | 2022-06-23 | Mahle International Gmbh | Ventilkörper für ein Expansionsventil |
CN117029319B (zh) * | 2023-10-08 | 2024-01-09 | 理文科技(山东)股份有限公司 | 一种电子膨胀阀 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010090921A (ja) | 2008-10-03 | 2010-04-22 | Smc Corp | 高真空バルブ |
JP2016223624A (ja) | 2015-05-28 | 2016-12-28 | ナブテスコ株式会社 | 弁装置 |
CN209180369U (zh) | 2018-08-21 | 2019-07-30 | 浙江盾安禾田金属有限公司 | 电子膨胀阀 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS465758Y1 (ja) * | 1965-07-08 | 1971-03-01 | ||
JPS5427132Y2 (ja) * | 1975-05-07 | 1979-09-05 | ||
JP3089221B2 (ja) * | 1997-05-08 | 2000-09-18 | 株式会社巴技術研究所 | バタフライ弁の軸封装置 |
JP6212213B2 (ja) * | 2013-10-28 | 2017-10-11 | グリー エレクトリック アプライアンシーズ インク オブ ズーハイGree Electric Appliances, Inc. Of Zhuhai | 電子膨張弁 |
JP6419482B2 (ja) * | 2014-08-06 | 2018-11-07 | 株式会社不二工機 | 電気的駆動弁 |
CN107575621A (zh) * | 2016-07-04 | 2018-01-12 | 浙江三花制冷集团有限公司 | 一种电磁阀及其导阀 |
CN206191057U (zh) * | 2016-11-14 | 2017-05-24 | 杭州鄂达精密机电科技有限公司 | 家用空调电子膨胀阀丝杆 |
CN207584047U (zh) * | 2017-11-01 | 2018-07-06 | 浙江三花智能控制股份有限公司 | 电子膨胀阀及其丝杆阀针组件 |
CN209012452U (zh) * | 2018-08-17 | 2019-06-21 | 浙江盾安禾田金属有限公司 | 电子膨胀阀 |
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2019
- 2019-12-31 CN CN201922501978.7U patent/CN212203141U/zh active Active
-
2020
- 2020-09-04 KR KR1020227022903A patent/KR20220105675A/ko not_active Application Discontinuation
- 2020-09-04 JP JP2022529527A patent/JP7421643B2/ja active Active
- 2020-09-04 EP EP20911118.6A patent/EP4067707A4/en active Pending
- 2020-09-04 WO PCT/CN2020/113458 patent/WO2021135348A1/zh unknown
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2022
- 2022-06-20 US US17/844,079 patent/US20220316777A1/en active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2010090921A (ja) | 2008-10-03 | 2010-04-22 | Smc Corp | 高真空バルブ |
JP2016223624A (ja) | 2015-05-28 | 2016-12-28 | ナブテスコ株式会社 | 弁装置 |
CN209180369U (zh) | 2018-08-21 | 2019-07-30 | 浙江盾安禾田金属有限公司 | 电子膨胀阀 |
Also Published As
Publication number | Publication date |
---|---|
KR20220105675A (ko) | 2022-07-27 |
US20220316777A1 (en) | 2022-10-06 |
JP2023508838A (ja) | 2023-03-06 |
EP4067707A4 (en) | 2022-12-28 |
CN212203141U (zh) | 2020-12-22 |
WO2021135348A1 (zh) | 2021-07-08 |
EP4067707A1 (en) | 2022-10-05 |
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