JP6961232B2 - パワーエレメントおよびそれを有する膨張弁 - Google Patents

パワーエレメントおよびそれを有する膨張弁 Download PDF

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Publication number
JP6961232B2
JP6961232B2 JP2018051857A JP2018051857A JP6961232B2 JP 6961232 B2 JP6961232 B2 JP 6961232B2 JP 2018051857 A JP2018051857 A JP 2018051857A JP 2018051857 A JP2018051857 A JP 2018051857A JP 6961232 B2 JP6961232 B2 JP 6961232B2
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JP
Japan
Prior art keywords
valve
power element
diaphragm
hole
chamber
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
Application number
JP2018051857A
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English (en)
Japanese (ja)
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JP2019163896A5 (enExample
JP2019163896A (ja
Inventor
浩 横田
祐亮 ▲高▼橋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujikoki Corp
Original Assignee
Fujikoki Corp
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 Fujikoki Corp filed Critical Fujikoki Corp
Priority to JP2018051857A priority Critical patent/JP6961232B2/ja
Priority to EP19770738.3A priority patent/EP3770536A4/en
Priority to CN201980012940.3A priority patent/CN111868461B/zh
Priority to PCT/JP2019/007620 priority patent/WO2019181409A1/ja
Publication of JP2019163896A publication Critical patent/JP2019163896A/ja
Publication of JP2019163896A5 publication Critical patent/JP2019163896A5/ja
Application granted granted Critical
Publication of JP6961232B2 publication Critical patent/JP6961232B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • F25B41/33—Expansion valves with the valve member being actuated by the fluid pressure, e.g. by the pressure of the refrigerant
    • 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
    • F16K31/002—Actuating devices; Operating means; Releasing devices actuated by temperature variation
    • 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
    • F25B41/33—Expansion valves with the valve member being actuated by the fluid pressure, e.g. by the pressure of the refrigerant
    • F25B41/335—Expansion valves with the valve member being actuated by the fluid pressure, e.g. by the pressure of the refrigerant via diaphragms
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating [HVAC] devices
    • B60H1/00485—Valves for air-conditioning devices, e.g. thermostatic 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
    • F25B2500/15—Hunting, i.e. oscillation of controlled refrigeration variables reaching undesirable values

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Thermal Sciences (AREA)
  • Temperature-Responsive Valves (AREA)
  • Check Valves (AREA)
  • Air-Conditioning For Vehicles (AREA)
JP2018051857A 2018-03-20 2018-03-20 パワーエレメントおよびそれを有する膨張弁 Active JP6961232B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2018051857A JP6961232B2 (ja) 2018-03-20 2018-03-20 パワーエレメントおよびそれを有する膨張弁
EP19770738.3A EP3770536A4 (en) 2018-03-20 2019-02-27 POWER ELEMENT AND EXPANSION VALVE WITH IT
CN201980012940.3A CN111868461B (zh) 2018-03-20 2019-02-27 动力元件以及具有该动力元件的膨胀阀
PCT/JP2019/007620 WO2019181409A1 (ja) 2018-03-20 2019-02-27 パワーエレメントおよびそれを有する膨張弁

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2018051857A JP6961232B2 (ja) 2018-03-20 2018-03-20 パワーエレメントおよびそれを有する膨張弁

Publications (3)

Publication Number Publication Date
JP2019163896A JP2019163896A (ja) 2019-09-26
JP2019163896A5 JP2019163896A5 (enExample) 2020-07-30
JP6961232B2 true JP6961232B2 (ja) 2021-11-05

Family

ID=67987725

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2018051857A Active JP6961232B2 (ja) 2018-03-20 2018-03-20 パワーエレメントおよびそれを有する膨張弁

Country Status (4)

Country Link
EP (1) EP3770536A4 (enExample)
JP (1) JP6961232B2 (enExample)
CN (1) CN111868461B (enExample)
WO (1) WO2019181409A1 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7182283B2 (ja) * 2019-11-25 2022-12-02 株式会社不二工機 パワーエレメント及びこれを用いた膨張弁
JP7366401B2 (ja) 2019-11-25 2023-10-23 株式会社不二工機 パワーエレメント及びこれを用いた膨張弁
JP2021085548A (ja) * 2019-11-25 2021-06-03 株式会社不二工機 パワーエレメント及びこれを用いた膨張弁
CN114251461A (zh) * 2020-09-22 2022-03-29 浙江三花汽车零部件有限公司 一种热力膨胀阀

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51136B2 (enExample) 1972-11-14 1976-01-06
JP3207716B2 (ja) * 1994-12-22 2001-09-10 株式会社不二工機 温度膨張弁
JPH09178006A (ja) * 1995-12-26 1997-07-11 Fuji Koki:Kk 温度膨張弁
JP4081295B2 (ja) * 2002-04-30 2008-04-23 株式会社不二工機 膨張弁
CN100473881C (zh) * 2005-12-02 2009-04-01 浙江三花制冷集团有限公司 热力膨胀阀
CN101799077B (zh) * 2009-07-05 2011-10-19 浙江三花股份有限公司 一种电磁阀
CN102252469B (zh) * 2010-05-20 2013-03-20 浙江三花汽车零部件有限公司 热力膨胀阀
CN102454823A (zh) * 2010-10-16 2012-05-16 浙江三花股份有限公司 气箱头部件及其加工方法和使用该部件的热力膨胀阀
JP6596217B2 (ja) * 2015-04-03 2019-10-23 株式会社不二工機 カシメ固定型パワーエレメント及びこれを用いた膨張弁
JP2018004234A (ja) * 2016-07-08 2018-01-11 株式会社テージーケー 膨張弁

Also Published As

Publication number Publication date
EP3770536A4 (en) 2021-12-01
CN111868461A (zh) 2020-10-30
WO2019181409A1 (ja) 2019-09-26
JP2019163896A (ja) 2019-09-26
CN111868461B (zh) 2022-04-05
EP3770536A1 (en) 2021-01-27

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